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Date: Tue, 06 Jan 2015 11:48:53 -0500
From: Rene Struik <rstruik.ext@gmail.com>
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Subject: [6tisch-security] Suggested agenda for 6tisch security call of *today*, Tue January 6, 2015, 5pm EST (dial-in info at bottom)
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Dear colleagues:

Happy New Year!

According to the agreed-upon 6tisch security conf call schedule, we will 
resume the conference call series today, Tue Jan 6, 2015, 5pm EST.

I propose we continue the discussion where we left off prior to 
Christmas (essentially, item 3c below), except that we may have a short 
presentation first (item #2).

Agenda:
1) administrativia {agenda bashing/minutes}
2) {still to be confirmed} presentation Giuseppe Piro
3) join protocol details
-- a) (done) status update MAC behavior
-- b) (brief!) recap of routing/communication flow aspects
-- c) incremental deployment aspects
4) input 6tisch security to other 6tisch documents
-- a) terminology draft
-- b) architecture draft

Conf call time: 5pm EST = 7am Japan = 2pm PST = 11pm Paris time. {The 
next call, on January 6, 2014) is also at 5pm EST (see schedule till 
half of January 2015)}.
Note: next week's call is on Wed Jan 14, 2015, 11am EST.

Dial-in info at end of this email.

Best regards,

Rene

-------- Forwarded Message --------
Subject: 	Suggested agenda for 6tisch security call of *today*, Tue 
December 16, 2014, 5pm EST (dial-in info at bottom)
Date: 	Tue, 16 Dec 2014 09:21:20 -0500
From: 	Rene Struik <rstruik.ext@gmail.com>
To: 	tisch-security <6tisch-security@ietf.org>



Dear colleagues:

I propose we continue the discussion where we left off last week.

Agenda:
1) administrativia {agenda bashing/minutes}
2) join protocol details
-- a) (brief!) status update MAC behavior
-- b) continuation of routing/communication flow aspects {last week, we 
did not finish the only two slides on this
3) input 6tisch security to other 6tisch documents

Conf call time: 5pm EST = 7am Japan = 2pm PST = 11pm Paris time. {The 
next call, on January 6, 2014) is also at 5pm EST (see schedule till 
half of January 2015)}.

Dial-in info at end of this email.

Best regards,

Rene

-------- Forwarded Message --------
Subject: 	suggested agenda for 6tisch security call of tomorrow, Tue 
December 9, 2014, 9am EST (dial-in info at bottom)
Date: 	Mon, 08 Dec 2014 17:16:40 -0500
From: 	Rene Struik <rstruik.ext@gmail.com>
To: 	tisch-security <6tisch-security@ietf.org>



Dear colleagues:

For last week's Tue Dec 2, 2014, 9am EST conf call I prepared some 
material and posted prior to the call. During the call, we discussed all 
MAC-related aspects relevant for the join protocol and did not discuss 
higher-layer aspects I prepared material for yet. I suggest we continue 
the systematic discussion of last week and take that topic on now.

This leads to the following suggested agenda for this week (essentially 
a continuation of last week's one):

Same as last week's, except with
#1a-b) focus on routing/communication flow related aspects join protocol;
#2a): confirm concensus on MAC (as discussed last week) and 
routing/communication flow aspects
#2c) {as consequence of two items above} what to squeeze into 
architecture draft

The detailed agenda and dial-in info is below (#A, resp. #B).

Best regards, Rene

_A) Suggested agenda Tue Dec 9, 2014, 9am EST call_

Proposed agenda:

0) Agenda bashing

1) Join protocol details

    a) desired properties
    b) realizable properties

    #1a-b) focus on routing/communication flow related aspects join
    protocol (we discussed MAC-related join-relevant aspects during the
    conf call of Tue Dec 2, 2014, 9am EST).
    For slides, see
    https://drive.google.com/folderview?id=0B2a6Ilxu1XfCNF9JaXR1ZXlzZlU&usp=sharing
    (same slides as sent out prior to Dec 2, 2014, 9am EST call)
    Relevant slides: Slides 23-25 (contained in entire slide deck (ppt),
    but also in excerpt (pdf))

2) Next steps:
         a) consensus on 1#a and 1#b

    #2a): confirm consensus on MAC (as discussed last week) and
    routing/communication flow aspects
    #2c) {as consequence of two items above} what to squeeze into
    architecture draft

         b) form tiger team to work out details
             - project phases
             - communication of sub-results
         c) what to squeeze into architecture draft, etc.

I will prepare material to facilitate discussion on 1) and 2), to be 
discussed during the call.

_B) Dial-in information:_

English : New York Time 6tisch security
Tuesday, December 9, 2014 | 9:00 am Eastern Standard Time (GMT-05:00)
Meeting number:   641 709 118
Meeting password: joinjoin
Audio connection:
       1-877-668-4493 Call-in toll free number (US/Canada)
       1-650-479-3208 Call-in toll number (US/Canada)

Access code: 641 709 118
Meeting link:
         https://ietf.webex.com/ietf/j.php?MTID=m1aa12258a83109b4ae291fb0c2bd92d6

The etherpad we have used is at:
        http://etherpad.tools.ietf.org:9000/p/6tisch-security-6top-xml.txt



-- 
email:rstruik.ext@gmail.com  | Skype: rstruik
cell: +1 (647) 867-5658 | US: +1 (415) 690-7363






--------------050106070804050704050403
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<html>
  <head>

    <meta http-equiv="content-type" content="text/html; charset=utf-8">
  </head>
  <body bgcolor="#FFFFFF" text="#000000">
    Dear colleagues:<br>
    <br>
    Happy New Year!<br>
    <br>
    According to the agreed-upon 6tisch security conf call schedule, we
    will resume the conference call series today, Tue Jan 6, 2015, 5pm
    EST.<br>
    <br>
    I propose we continue the discussion where we left off prior to
    Christmas (essentially, item 3c below), except that we may have a
    short presentation first (item #2).<br>
    <br>
    Agenda:<br>
    1) administrativia {agenda bashing/minutes}<br>
    2) {still to be confirmed} presentation Giuseppe Piro <br>
    3) join protocol details<br>
    -- a) (done) status update MAC behavior<br>
    -- b) (brief!) recap of routing/communication flow aspects<br>
    -- c) incremental deployment aspects<br>
    4) input 6tisch security to other 6tisch documents<br>
    -- a) terminology draft<br>
    -- b) architecture draft<br>
    <br>
    Conf call time: 5pm EST = 7am Japan = 2pm PST = 11pm Paris time.
    {The next call, on January 6, 2014) is also at 5pm EST (see schedule
    till half of January 2015)}.<br>
    Note: next week's call is on Wed Jan 14, 2015, 11am EST.<br>
    <div class="moz-forward-container"><br>
      Dial-in info at end of this email.<br>
      <br>
      Best regards, <br>
      <br>
      Rene<br>
      <br>
      -------- Forwarded Message --------
      <table class="moz-email-headers-table" border="0" cellpadding="0"
        cellspacing="0">
        <tbody>
          <tr>
            <th align="RIGHT" nowrap="nowrap" valign="BASELINE">Subject:
            </th>
            <td>Suggested agenda for 6tisch security call of *today*,
              Tue December 16, 2014, 5pm EST (dial-in info at bottom)</td>
          </tr>
          <tr>
            <th align="RIGHT" nowrap="nowrap" valign="BASELINE">Date: </th>
            <td>Tue, 16 Dec 2014 09:21:20 -0500</td>
          </tr>
          <tr>
            <th align="RIGHT" nowrap="nowrap" valign="BASELINE">From: </th>
            <td>Rene Struik <a class="moz-txt-link-rfc2396E" href="mailto:rstruik.ext@gmail.com">&lt;rstruik.ext@gmail.com&gt;</a></td>
          </tr>
          <tr>
            <th align="RIGHT" nowrap="nowrap" valign="BASELINE">To: </th>
            <td>tisch-security <a class="moz-txt-link-rfc2396E" href="mailto:6tisch-security@ietf.org">&lt;6tisch-security@ietf.org&gt;</a></td>
          </tr>
        </tbody>
      </table>
      <br>
      <br>
      <meta http-equiv="content-type" content="text/html; charset=utf-8">
      Dear colleagues:<br>
      <br>
      I propose we continue the discussion where we left off last week.
      <br>
      <br>
      Agenda:<br>
      1) administrativia {agenda bashing/minutes}<br>
      2) join protocol details<br>
      -- a) (brief!) status update MAC behavior<br>
      -- b) continuation of routing/communication flow aspects {last
      week, we did not finish the only two slides on this<br>
      3) input 6tisch security to other 6tisch documents<br>
      <br>
      Conf call time: 5pm EST = 7am Japan = 2pm PST = 11pm Paris time.
      {The next call, on January 6, 2014) is also at 5pm EST (see
      schedule till half of January 2015)}.<br>
      <div class="moz-forward-container"><br>
        Dial-in info at end of this email.<br>
        <br>
        Best regards, <br>
        <br>
        Rene<br>
        <br>
        -------- Forwarded Message --------
        <table class="moz-email-headers-table" border="0"
          cellpadding="0" cellspacing="0">
          <tbody>
            <tr>
              <th align="RIGHT" nowrap="nowrap" valign="BASELINE">Subject:

              </th>
              <td>suggested agenda for 6tisch security call of tomorrow,
                Tue December 9, 2014, 9am EST (dial-in info at bottom)</td>
            </tr>
            <tr>
              <th align="RIGHT" nowrap="nowrap" valign="BASELINE">Date:
              </th>
              <td>Mon, 08 Dec 2014 17:16:40 -0500</td>
            </tr>
            <tr>
              <th align="RIGHT" nowrap="nowrap" valign="BASELINE">From:
              </th>
              <td>Rene Struik <a moz-do-not-send="true"
                  class="moz-txt-link-rfc2396E"
                  href="mailto:rstruik.ext@gmail.com">&lt;rstruik.ext@gmail.com&gt;</a></td>
            </tr>
            <tr>
              <th align="RIGHT" nowrap="nowrap" valign="BASELINE">To: </th>
              <td>tisch-security <a moz-do-not-send="true"
                  class="moz-txt-link-rfc2396E"
                  href="mailto:6tisch-security@ietf.org">&lt;6tisch-security@ietf.org&gt;</a></td>
            </tr>
          </tbody>
        </table>
        <br>
        <br>
        <meta http-equiv="content-type" content="text/html;
          charset=utf-8">
        Dear colleagues:<br>
        <br>
        For last week's Tue Dec 2, 2014, 9am EST conf call I prepared
        some material and posted prior to the call. During the call, we
        discussed all MAC-related aspects relevant for the join protocol
        and did not discuss higher-layer aspects I prepared material for
        yet. I suggest we continue the systematic discussion of last
        week and take that topic on now.<br>
        <br>
        This leads to the following suggested agenda for this week
        (essentially a continuation of last week's one):<br>
        <br>
        Same as last week's, except with<br>
        #1a-b) focus on routing/communication flow related aspects join
        protocol;<br>
        #2a): confirm concensus on MAC (as discussed last week) and
        routing/communication flow aspects<br>
        #2c) {as consequence of two items above} what to squeeze into
        architecture draft<br>
        <br>
        The detailed agenda and dial-in info is below (#A, resp. #B).<br>
        <br>
        Best regards, Rene<br>
        <br>
        <u>A) Suggested agenda Tue Dec 9, 2014, 9am EST call</u><br>
        <br>
        Proposed agenda:<br>
        <br>
        0) Agenda bashing<br>
        <br>
        1) Join protocol details<br>
        <blockquote>a) desired properties<br>
          b) realizable properties<br>
          <br>
          #1a-b) focus on routing/communication flow related aspects
          join protocol (we discussed MAC-related join-relevant aspects
          during the conf call of Tue Dec 2, 2014, 9am EST).<br>
          For slides, see <a moz-do-not-send="true"
            class="moz-txt-link-freetext"
href="https://drive.google.com/folderview?id=0B2a6Ilxu1XfCNF9JaXR1ZXlzZlU&amp;usp=sharing">https://drive.google.com/folderview?id=0B2a6Ilxu1XfCNF9JaXR1ZXlzZlU&amp;usp=sharing</a>
          (same slides as sent out prior to Dec 2, 2014, 9am EST call)<br>
          Relevant slides: Slides 23-25 (contained in entire slide deck
          (ppt), but also in excerpt (pdf))<br>
        </blockquote>
        2) Next steps:<br>
                a) consensus on 1#a and 1#b<br>
        <blockquote>#2a): confirm consensus on MAC (as discussed last
          week) and routing/communication flow aspects<br>
          #2c) {as consequence of two items above} what to squeeze into
          architecture draft<br>
        </blockquote>
                b) form tiger team to work out details<br>
                    - project phases<br>
                    - communication of sub-results<br>
                c) what to squeeze into architecture draft, etc.<br>
        <br>
        I will prepare material to facilitate discussion on 1) and 2),
        to be discussed during the call.<br>
        <br>
        <u>B) Dial-in information:</u><br>
        <pre wrap="">English : New York Time 6tisch security
Tuesday, December 9, 2014 | 9:00 am Eastern Standard Time (GMT-05:00)
Meeting number:   641 709 118
Meeting password: joinjoin
Audio connection:
      1-877-668-4493 Call-in toll free number (US/Canada)
      1-650-479-3208 Call-in toll number (US/Canada)

Access code: 641 709 118
Meeting link:
        <a moz-do-not-send="true" class="moz-txt-link-freetext" href="https://ietf.webex.com/ietf/j.php?MTID=m1aa12258a83109b4ae291fb0c2bd92d6">https://ietf.webex.com/ietf/j.php?MTID=m1aa12258a83109b4ae291fb0c2bd92d6</a>

The etherpad we have used is at:
       <a moz-do-not-send="true" class="moz-txt-link-freetext" href="http://etherpad.tools.ietf.org:9000/p/6tisch-security-6top-xml.txt">http://etherpad.tools.ietf.org:9000/p/6tisch-security-6top-xml.txt</a>
</pre>
        <br>
        <br>
        <pre class="moz-signature" cols="72">-- 
email: <a moz-do-not-send="true" class="moz-txt-link-abbreviated" href="mailto:rstruik.ext@gmail.com">rstruik.ext@gmail.com</a> | Skype: rstruik
cell: +1 (647) 867-5658 | US: +1 (415) 690-7363</pre>
        <br>
      </div>
      <br>
      <br>
    </div>
    <br>
  </body>
</html>

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From nobody Tue Jan  6 14:04:06 2015
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Quick reminder about the dial in information:

English : New York Time 6tisch security
Tuesday, December 9, 2014 | 9:00 am Eastern Standard Time (GMT-05:00)
Meeting number:   641 709 118
Meeting password: joinjoin
Audio connection:
      1-877-668-4493 Call-in toll free number (US/Canada)
      1-650-479-3208 Call-in toll number (US/Canada)

Access code: 641 709 118
Meeting link:
        https://ietf.webex.com/ietf/j.php?MTID=m1aa12258a83109b4ae291fb0c2bd92d6

On Tue, Jan 6, 2015 at 5:48 PM, Rene Struik <rstruik.ext@gmail.com> wrote:

>  Dear colleagues:
>
> Happy New Year!
>
> According to the agreed-upon 6tisch security conf call schedule, we will
> resume the conference call series today, Tue Jan 6, 2015, 5pm EST.
>
> I propose we continue the discussion where we left off prior to Christmas
> (essentially, item 3c below), except that we may have a short presentation
> first (item #2).
>
> Agenda:
> 1) administrativia {agenda bashing/minutes}
> 2) {still to be confirmed} presentation Giuseppe Piro
> 3) join protocol details
> -- a) (done) status update MAC behavior
> -- b) (brief!) recap of routing/communication flow aspects
> -- c) incremental deployment aspects
> 4) input 6tisch security to other 6tisch documents
> -- a) terminology draft
> -- b) architecture draft
>
> Conf call time: 5pm EST = 7am Japan = 2pm PST = 11pm Paris time. {The next
> call, on January 6, 2014) is also at 5pm EST (see schedule till half of
> January 2015)}.
> Note: next week's call is on Wed Jan 14, 2015, 11am EST.
>
> Dial-in info at end of this email.
>
> Best regards,
>
> Rene
>
> -------- Forwarded Message --------  Subject: Suggested agenda for 6tisch
> security call of *today*, Tue December 16, 2014, 5pm EST (dial-in info at
> bottom)  Date: Tue, 16 Dec 2014 09:21:20 -0500  From: Rene Struik
> <rstruik.ext@gmail.com> <rstruik.ext@gmail.com>  To: tisch-security
> <6tisch-security@ietf.org> <6tisch-security@ietf.org>
>
> Dear colleagues:
>
> I propose we continue the discussion where we left off last week.
>
> Agenda:
> 1) administrativia {agenda bashing/minutes}
> 2) join protocol details
> -- a) (brief!) status update MAC behavior
> -- b) continuation of routing/communication flow aspects {last week, we
> did not finish the only two slides on this
> 3) input 6tisch security to other 6tisch documents
>
> Conf call time: 5pm EST = 7am Japan = 2pm PST = 11pm Paris time. {The next
> call, on January 6, 2014) is also at 5pm EST (see schedule till half of
> January 2015)}.
>
> Dial-in info at end of this email.
>
> Best regards,
>
> Rene
>
> -------- Forwarded Message --------  Subject: suggested agenda for 6tisch
> security call of tomorrow, Tue December 9, 2014, 9am EST (dial-in info at
> bottom)  Date: Mon, 08 Dec 2014 17:16:40 -0500  From: Rene Struik
> <rstruik.ext@gmail.com> <rstruik.ext@gmail.com>  To: tisch-security
> <6tisch-security@ietf.org> <6tisch-security@ietf.org>
>
> Dear colleagues:
>
> For last week's Tue Dec 2, 2014, 9am EST conf call I prepared some
> material and posted prior to the call. During the call, we discussed all
> MAC-related aspects relevant for the join protocol and did not discuss
> higher-layer aspects I prepared material for yet. I suggest we continue the
> systematic discussion of last week and take that topic on now.
>
> This leads to the following suggested agenda for this week (essentially a
> continuation of last week's one):
>
> Same as last week's, except with
> #1a-b) focus on routing/communication flow related aspects join protocol;
> #2a): confirm concensus on MAC (as discussed last week) and
> routing/communication flow aspects
> #2c) {as consequence of two items above} what to squeeze into architecture
> draft
>
> The detailed agenda and dial-in info is below (#A, resp. #B).
>
> Best regards, Rene
>
> *A) Suggested agenda Tue Dec 9, 2014, 9am EST call*
>
> Proposed agenda:
>
> 0) Agenda bashing
>
> 1) Join protocol details
>
> a) desired properties
> b) realizable properties
>
> #1a-b) focus on routing/communication flow related aspects join protocol
> (we discussed MAC-related join-relevant aspects during the conf call of Tue
> Dec 2, 2014, 9am EST).
> For slides, see
> https://drive.google.com/folderview?id=0B2a6Ilxu1XfCNF9JaXR1ZXlzZlU&usp=sharing
> (same slides as sent out prior to Dec 2, 2014, 9am EST call)
> Relevant slides: Slides 23-25 (contained in entire slide deck (ppt), but
> also in excerpt (pdf))
>
> 2) Next steps:
>         a) consensus on 1#a and 1#b
>
> #2a): confirm consensus on MAC (as discussed last week) and
> routing/communication flow aspects
> #2c) {as consequence of two items above} what to squeeze into architecture
> draft
>
>         b) form tiger team to work out details
>             - project phases
>             - communication of sub-results
>         c) what to squeeze into architecture draft, etc.
>
> I will prepare material to facilitate discussion on 1) and 2), to be
> discussed during the call.
>
> *B) Dial-in information:*
>
> English : New York Time 6tisch security
> Tuesday, December 9, 2014 | 9:00 am Eastern Standard Time (GMT-05:00)
> Meeting number:   641 709 118
> Meeting password: joinjoin
> Audio connection:
>       1-877-668-4493 Call-in toll free number (US/Canada)
>       1-650-479-3208 Call-in toll number (US/Canada)
>
> Access code: 641 709 118
> Meeting link:
>         https://ietf.webex.com/ietf/j.php?MTID=m1aa12258a83109b4ae291fb0c2bd92d6
>
> The etherpad we have used is at:
>        http://etherpad.tools.ietf.org:9000/p/6tisch-security-6top-xml.txt
>
>
>
> --
> email: rstruik.ext@gmail.com | Skype: rstruik
> cell: +1 (647) 867-5658 | US: +1 (415) 690-7363
>
>
>
>
>
>
> _______________________________________________
> 6tisch-security mailing list
> 6tisch-security@ietf.org
> https://www.ietf.org/mailman/listinfo/6tisch-security
>
>

--f46d044282748f94d4050c02fbc9
Content-Type: text/html; charset=UTF-8
Content-Transfer-Encoding: quoted-printable

<div dir=3D"ltr">Quick reminder about the dial in information:<div><pre sty=
le=3D"white-space:pre-wrap">English : New York Time 6tisch security
Tuesday, December 9, 2014 | 9:00 am Eastern Standard Time (GMT-05:00)
Meeting number:   641 709 118
Meeting password: joinjoin
Audio connection:
      1-877-668-4493 Call-in toll free number (US/Canada)
      1-650-479-3208 Call-in toll number (US/Canada)

Access code: 641 709 118
Meeting link:
        <a href=3D"https://ietf.webex.com/ietf/j.php?MTID=3Dm1aa12258a83109=
b4ae291fb0c2bd92d6" target=3D"_blank">https://ietf.webex.com/ietf/j.php?MTI=
D=3Dm1aa12258a83109b4ae291fb0c2bd92d6</a>
</pre></div><div class=3D"gmail_extra"><div class=3D"gmail_quote">On Tue, J=
an 6, 2015 at 5:48 PM, Rene Struik <span dir=3D"ltr">&lt;<a href=3D"mailto:=
rstruik.ext@gmail.com" target=3D"_blank">rstruik.ext@gmail.com</a>&gt;</spa=
n> wrote:<br><blockquote class=3D"gmail_quote" style=3D"margin:0 0 0 .8ex;b=
order-left:1px #ccc solid;padding-left:1ex">
 =20

   =20
 =20
  <div bgcolor=3D"#FFFFFF" text=3D"#000000">
    Dear colleagues:<br>
    <br>
    Happy New Year!<br>
    <br>
    According to the agreed-upon 6tisch security conf call schedule, we
    will resume the conference call series today, Tue Jan 6, 2015, 5pm
    EST.<br>
    <br>
    I propose we continue the discussion where we left off prior to
    Christmas (essentially, item 3c below), except that we may have a
    short presentation first (item #2).<br>
    <br>
    Agenda:<br>
    1) administrativia {agenda bashing/minutes}<br>
    2) {still to be confirmed} presentation Giuseppe Piro <br>
    3) join protocol details<br>
    -- a) (done) status update MAC behavior<br>
    -- b) (brief!) recap of routing/communication flow aspects<br>
    -- c) incremental deployment aspects<br>
    4) input 6tisch security to other 6tisch documents<br>
    -- a) terminology draft<br>
    -- b) architecture draft<br>
    <br>
    Conf call time: 5pm EST =3D 7am Japan =3D 2pm PST =3D 11pm Paris time.
    {The next call, on January 6, 2014) is also at 5pm EST (see schedule
    till half of January 2015)}.<br>
    Note: next week&#39;s call is on Wed Jan 14, 2015, 11am EST.<br>
    <div><br>
      Dial-in info at end of this email.<br>
      <br>
      Best regards, <br>
      <br>
      Rene<br>
      <br>
      -------- Forwarded Message --------
      <table border=3D"0" cellpadding=3D"0" cellspacing=3D"0">
        <tbody>
          <tr>
            <th align=3D"RIGHT" nowrap valign=3D"BASELINE">Subject:
            </th>
            <td>Suggested agenda for 6tisch security call of *today*,
              Tue December 16, 2014, 5pm EST (dial-in info at bottom)</td>
          </tr>
          <tr>
            <th align=3D"RIGHT" nowrap valign=3D"BASELINE">Date: </th>
            <td>Tue, 16 Dec 2014 09:21:20 -0500</td>
          </tr>
          <tr>
            <th align=3D"RIGHT" nowrap valign=3D"BASELINE">From: </th>
            <td>Rene Struik <a href=3D"mailto:rstruik.ext@gmail.com" target=
=3D"_blank">&lt;rstruik.ext@gmail.com&gt;</a></td>
          </tr>
          <tr>
            <th align=3D"RIGHT" nowrap valign=3D"BASELINE">To: </th>
            <td>tisch-security <a href=3D"mailto:6tisch-security@ietf.org" =
target=3D"_blank">&lt;6tisch-security@ietf.org&gt;</a></td>
          </tr>
        </tbody>
      </table>
      <br>
      <br>
     =20
      Dear colleagues:<br>
      <br>
      I propose we continue the discussion where we left off last week.
      <br>
      <br>
      Agenda:<br>
      1) administrativia {agenda bashing/minutes}<br>
      2) join protocol details<br>
      -- a) (brief!) status update MAC behavior<br>
      -- b) continuation of routing/communication flow aspects {last
      week, we did not finish the only two slides on this<br>
      3) input 6tisch security to other 6tisch documents<br>
      <br>
      Conf call time: 5pm EST =3D 7am Japan =3D 2pm PST =3D 11pm Paris time=
.
      {The next call, on January 6, 2014) is also at 5pm EST (see
      schedule till half of January 2015)}.<br>
      <div><br>
        Dial-in info at end of this email.<br>
        <br>
        Best regards, <br>
        <br>
        Rene<br>
        <br>
        -------- Forwarded Message --------
        <table border=3D"0" cellpadding=3D"0" cellspacing=3D"0">
          <tbody>
            <tr>
              <th align=3D"RIGHT" nowrap valign=3D"BASELINE">Subject:

              </th>
              <td>suggested agenda for 6tisch security call of tomorrow,
                Tue December 9, 2014, 9am EST (dial-in info at bottom)</td>
            </tr>
            <tr>
              <th align=3D"RIGHT" nowrap valign=3D"BASELINE">Date:
              </th>
              <td>Mon, 08 Dec 2014 17:16:40 -0500</td>
            </tr>
            <tr>
              <th align=3D"RIGHT" nowrap valign=3D"BASELINE">From:
              </th>
              <td>Rene Struik <a href=3D"mailto:rstruik.ext@gmail.com" targ=
et=3D"_blank">&lt;rstruik.ext@gmail.com&gt;</a></td>
            </tr>
            <tr>
              <th align=3D"RIGHT" nowrap valign=3D"BASELINE">To: </th>
              <td>tisch-security <a href=3D"mailto:6tisch-security@ietf.org=
" target=3D"_blank">&lt;6tisch-security@ietf.org&gt;</a></td>
            </tr>
          </tbody>
        </table>
        <br>
        <br>
       =20
        Dear colleagues:<br>
        <br>
        For last week&#39;s Tue Dec 2, 2014, 9am EST conf call I prepared
        some material and posted prior to the call. During the call, we
        discussed all MAC-related aspects relevant for the join protocol
        and did not discuss higher-layer aspects I prepared material for
        yet. I suggest we continue the systematic discussion of last
        week and take that topic on now.<br>
        <br>
        This leads to the following suggested agenda for this week
        (essentially a continuation of last week&#39;s one):<br>
        <br>
        Same as last week&#39;s, except with<br>
        #1a-b) focus on routing/communication flow related aspects join
        protocol;<br>
        #2a): confirm concensus on MAC (as discussed last week) and
        routing/communication flow aspects<br>
        #2c) {as consequence of two items above} what to squeeze into
        architecture draft<br>
        <br>
        The detailed agenda and dial-in info is below (#A, resp. #B).<br>
        <br>
        Best regards, Rene<br>
        <br>
        <u>A) Suggested agenda Tue Dec 9, 2014, 9am EST call</u><br>
        <br>
        Proposed agenda:<br>
        <br>
        0) Agenda bashing<br>
        <br>
        1) Join protocol details<br>
        <blockquote>a) desired properties<br>
          b) realizable properties<br>
          <br>
          #1a-b) focus on routing/communication flow related aspects
          join protocol (we discussed MAC-related join-relevant aspects
          during the conf call of Tue Dec 2, 2014, 9am EST).<br>
          For slides, see <a href=3D"https://drive.google.com/folderview?id=
=3D0B2a6Ilxu1XfCNF9JaXR1ZXlzZlU&amp;usp=3Dsharing" target=3D"_blank">https:=
//drive.google.com/folderview?id=3D0B2a6Ilxu1XfCNF9JaXR1ZXlzZlU&amp;usp=3Ds=
haring</a>
          (same slides as sent out prior to Dec 2, 2014, 9am EST call)<br>
          Relevant slides: Slides 23-25 (contained in entire slide deck
          (ppt), but also in excerpt (pdf))<br>
        </blockquote>
        2) Next steps:<br>
        =C2=A0=C2=A0=C2=A0 =C2=A0=C2=A0=C2=A0 a) consensus on 1#a and 1#b<b=
r>
        <blockquote>#2a): confirm consensus on MAC (as discussed last
          week) and routing/communication flow aspects<br>
          #2c) {as consequence of two items above} what to squeeze into
          architecture draft<br>
        </blockquote>
        =C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0 b) form tiger team to wo=
rk out details<br>
        =C2=A0=C2=A0=C2=A0 =C2=A0=C2=A0=C2=A0 =C2=A0=C2=A0=C2=A0 - project =
phases<br>
        =C2=A0=C2=A0=C2=A0 =C2=A0=C2=A0=C2=A0 =C2=A0=C2=A0=C2=A0 - communic=
ation of sub-results<br>
        =C2=A0=C2=A0=C2=A0 =C2=A0=C2=A0=C2=A0 c) what to squeeze into archi=
tecture draft, etc.<br>
        <br>
        I will prepare material to facilitate discussion on 1) and 2),
        to be discussed during the call.<br>
        <br>
        <u>B) Dial-in information:</u><br>
        <pre>English : New York Time 6tisch security
Tuesday, December 9, 2014 | 9:00 am Eastern Standard Time (GMT-05:00)
Meeting number:   641 709 118
Meeting password: joinjoin
Audio connection:
      1-877-668-4493 Call-in toll free number (US/Canada)
      1-650-479-3208 Call-in toll number (US/Canada)

Access code: 641 709 118
Meeting link:
        <a href=3D"https://ietf.webex.com/ietf/j.php?MTID=3Dm1aa12258a83109=
b4ae291fb0c2bd92d6" target=3D"_blank">https://ietf.webex.com/ietf/j.php?MTI=
D=3Dm1aa12258a83109b4ae291fb0c2bd92d6</a>

The etherpad we have used is at:
       <a href=3D"http://etherpad.tools.ietf.org:9000/p/6tisch-security-6to=
p-xml.txt" target=3D"_blank">http://etherpad.tools.ietf.org:9000/p/6tisch-s=
ecurity-6top-xml.txt</a><span><font color=3D"#888888">
</font></span></pre><span><font color=3D"#888888">
        <br>
        <br>
        <pre cols=3D"72">--=20
email: <a href=3D"mailto:rstruik.ext@gmail.com" target=3D"_blank">rstruik.e=
xt@gmail.com</a> | Skype: rstruik
cell: <a href=3D"tel:%2B1%20%28647%29%20867-5658" value=3D"+16478675658" ta=
rget=3D"_blank">+1 (647) 867-5658</a> | US: <a href=3D"tel:%2B1%20%28415%29=
%20690-7363" value=3D"+14156907363" target=3D"_blank">+1 (415) 690-7363</a>=
</pre>
        <br>
      </font></span></div>
      <br>
      <br>
    </div>
    <br>
  </div>

<br>_______________________________________________<br>
6tisch-security mailing list<br>
<a href=3D"mailto:6tisch-security@ietf.org" target=3D"_blank">6tisch-securi=
ty@ietf.org</a><br>
<a href=3D"https://www.ietf.org/mailman/listinfo/6tisch-security" target=3D=
"_blank">https://www.ietf.org/mailman/listinfo/6tisch-security</a><br>
<br></blockquote></div><br></div></div>

--f46d044282748f94d4050c02fbc9--


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From nobody Tue Jan  6 15:27:48 2015
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Michael Richardson <messenger@webex.com> wrote:
    > Michael Richardson changed the time for this WebEx meeting.


    > 6tisch security
    > Every Wednesday, from Wednesday, January 7, 2015, to Wednesday, February 25, 2015
    > 11:00 am  |  Eastern Standard Time (New York, GMT-05:00)  |  1 hr

Well, I didn't really change the meeting we just had to tomorrow, I just
changed the recurrance to Wednesday at 11am, as the next meeting is Jan. 14.

--
Michael Richardson <mcr+IETF@sandelman.ca>, Sandelman Software Works
 -= IPv6 IoT consulting =-




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From: <yoshihiro.ohba@toshiba.co.jp>
To: <pthubert@cisco.com>, <mcr+ietf@sandelman.ca>, <rstruik.ext@gmail.com>
Thread-Topic: Proposed text for archie
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In the last 6tisch security call, I promised to send my comments on the pro=
posed text, and here is my try.

I think describing the 3 logical elements (JN, JA and JCE) is the key work =
in the security architecture.

On the other hand, I think the following specific parts (and I commented ab=
out these before) need more investigation and I don=1B$B!G=1B(Bt think we c=
an include them in the architecture draft:


-          Use of ULA prefix for joining.

-          Use of RH2 for communicating between JN and JCE via JA.

-          Use of DTLS for joining purpose, including JCE-initiated DTLS.

This is a solution, but there are multiple other solutions being discussed =
as well.  I think the architecture should be described in a general way to =
cover possible solutions not just a single specific solution with protocol =
names, and designing/choosing a solution or solutions  should be started on=
ly after we agree with the general architecture.

Regards,
Yoshihiro Ohba


From: 6tisch-security [mailto:6tisch-security-bounces@ietf.org] On Behalf O=
f Pascal Thubert (pthubert)
Sent: Wednesday, December 10, 2014 1:37 AM
To: Michael Richardson; Rene Struik
Cc: 6tisch-security@ietf.org
Subject: [6tisch-security] Proposed text for archie

Dear all:

Please find my summary of our recent discussions with the sort of level I w=
ould expect for the archi spec at this stage.

=1B$B!H=1B(B

The join process is the process by which a node, virtually out of the box, =
will discover a network, get authenticated and authorized in the network, o=
btain credentials to participate to the network, and obatin reachability th=
rough the network.

The architecture specifies 3 logical elements to describe the join process:
- a Joining Node (JN), that is yet not authenticated to participate to the =
network,
- a Join Assistant (JA), that is already participating to the network, and =
is reachable over the network
- a Join Coordination Entity, that is the front end for authentication and =
authorization for the JA.

The text below makes a difference between a join IPv6 link and other IPv6 l=
inks in the production network. With 6TiSCH, an IPv6 link is associated in =
each node with a particular bundle of cells for multicast transmissions. Th=
e production network can be a multilink subnet of such IPv6 links. In some =
networks, the join process may happen on that bundle, using the production =
prefix, but this exposes production information and may not be desirable. I=
n a more secure mode, a separate IPv6 link, and associated bundle is define=
d in each individual JA. A particular ULA prefix t is locally assigned by t=
he JA for use in that IPv6 link and is not exposed to the routing fabric in=
 the production network. The ULA prefix uniquely indicates the particular j=
oin link on which it is exposed.


At the beginning of times, the JA exposes a joining set of information in a=
 beacon. This information includes link information for the bundle that can=
 be used to join (schedule IE=1B$B!D=1B(B) and routing information (RA mess=
age). The JN scans the network till it gets such message. The message is si=
gned and may be encrypted with a well-known key, but for all practical purp=
ose it is considered in the clear. The prefix in the RA exposes the ULA pre=
fix when that mode is used, as opposed to the production prefix.

Upon reception of the beacon, the JN forms an address from the prefix in th=
e RA. This address is not injected in the routing fabric, and no state is f=
ormed in the network for that particular address. The JN contacts the JA to=
 join the network using that address, and the JA relays the request to the =
JCE by encapsulating it in a JA-to-JCE message. At this stage, a DoS attack=
 by a rogue JN can only be local to the JA. The JA may throttle join reques=
ts or perform additional checks to defeat such attacks. The size of the joi=
n bundle for that particular JA is another constraint that limits DoS attac=
k. The JN may store an ND cache mapping the ULA address of the JN with the =
MAC address of the JN, but it does not need to.

Upon reception of the join request from the JA, the JCE stores the request =
to be processed asynchronously or dropped. When the JCE decides to respond,=
 it contacts the JN directly and establishes an end-to-end JCE-to-JN DTLS c=
onnection. At that point of time, the JA can reach the JN=1B$B!G=1B(Bs addr=
ess over the join bundle, but the JN address is not advertised over the rou=
ting fabric, so it cannot be reached directly from the JCE. To reach the JN=
, the JCE sets the destination address in the IP packet as the JA, and inse=
rts a RH type 2 indicating the address of the JN, which only the JA can rou=
te to. The JA receives the packet, processes the RH2. The prefix (e.g. a UL=
A) indicates which IPv6 link (which bundle) can be used to reach the JN. Th=
e JA resolves the MAC address of the JN (either using an NS/NA exchange or =
implicitly if the IID is based on MAC-64), and forwards the packet to the J=
N.

When the exchange between the JN and the JCE is completed, the JN owns a ne=
twork key that it can use in the production network. The JN contacts the JA=
 again using an encrypted RS message. The JA responds with an encrypted RA =
message with information on the production network. The relevant IEs are pa=
ssed with the RA message so the JN may now form an address in the productio=
n network. At that point, the JN uses efficient ND to validate its address,=
 and the 6LR -typically but not necessarily the JA) injects that address in=
 the LLN using RPL, as discussed earlier in the architecture.

=1B$B!H=1B(B

Does this reflect a common consensus?

Pascal

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</head>
<body lang=3D"JA" link=3D"blue" vlink=3D"purple">
<div class=3D"WordSection1">
<p class=3D"MsoNormal"><span lang=3D"EN-US" style=3D"font-size:10.0pt;font-=
family:&quot;Arial&quot;,sans-serif;color:#1F497D">In the last 6tisch secur=
ity call, I promised to send my comments on the proposed text, and here is =
my try.<o:p></o:p></span></p>
<p class=3D"MsoNormal"><span lang=3D"EN-US" style=3D"font-size:10.0pt;font-=
family:&quot;Arial&quot;,sans-serif;color:#1F497D"><o:p>&nbsp;</o:p></span>=
</p>
<p class=3D"MsoNormal"><span lang=3D"EN-US">I think describing the 3 logica=
l elements (JN, JA and JCE) is the key work in the security architecture.<o=
:p></o:p></span></p>
<p class=3D"MsoNormal"><span lang=3D"EN-US"><o:p>&nbsp;</o:p></span></p>
<p class=3D"MsoNormal"><span lang=3D"EN-US">On the other hand, I think the =
following specific parts (and I commented about these before) need more inv=
estigation and I don=1B$B!G=1B(Bt think we can include them in the architec=
ture draft:<o:p></o:p></span></p>
<p class=3D"MsoNormal"><span lang=3D"EN-US"><o:p>&nbsp;</o:p></span></p>
<p class=3D"MsoListParagraph" style=3D"margin-left:18.0pt;mso-para-margin-l=
eft:0gd;text-indent:-18.0pt;mso-list:l0 level1 lfo1">
<![if !supportLists]><span lang=3D"EN-US"><span style=3D"mso-list:Ignore">-=
<span style=3D"font:7.0pt &quot;Times New Roman&quot;">&nbsp;&nbsp;&nbsp;&n=
bsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;
</span></span></span><![endif]><span lang=3D"EN-US">Use of ULA prefix for j=
oining.<o:p></o:p></span></p>
<p class=3D"MsoListParagraph" style=3D"margin-left:18.0pt;mso-para-margin-l=
eft:0gd;text-indent:-18.0pt;mso-list:l0 level1 lfo1">
<![if !supportLists]><span lang=3D"EN-US"><span style=3D"mso-list:Ignore">-=
<span style=3D"font:7.0pt &quot;Times New Roman&quot;">&nbsp;&nbsp;&nbsp;&n=
bsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;
</span></span></span><![endif]><span lang=3D"EN-US">Use of RH2 for communic=
ating between JN and JCE via JA.<o:p></o:p></span></p>
<p class=3D"MsoListParagraph" style=3D"margin-left:18.0pt;mso-para-margin-l=
eft:0gd;text-indent:-18.0pt;mso-list:l0 level1 lfo1">
<![if !supportLists]><span lang=3D"EN-US"><span style=3D"mso-list:Ignore">-=
<span style=3D"font:7.0pt &quot;Times New Roman&quot;">&nbsp;&nbsp;&nbsp;&n=
bsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;
</span></span></span><![endif]><span lang=3D"EN-US">Use of DTLS for joining=
 purpose, including JCE-initiated DTLS.<o:p></o:p></span></p>
<p class=3D"MsoNormal"><span lang=3D"EN-US"><o:p>&nbsp;</o:p></span></p>
<p class=3D"MsoNormal"><span lang=3D"EN-US">This is a solution, but there a=
re multiple other solutions being discussed as well. &nbsp;I think the arch=
itecture should be described in a general way to cover possible solutions n=
ot just a single specific solution with protocol
 names, and designing/choosing a solution or solutions &nbsp;should be star=
ted only after we agree with the general architecture.<o:p></o:p></span></p=
>
<p class=3D"MsoNormal"><span lang=3D"EN-US"><o:p>&nbsp;</o:p></span></p>
<p class=3D"MsoNormal"><span lang=3D"EN-US">Regards,<o:p></o:p></span></p>
<p class=3D"MsoNormal"><span lang=3D"EN-US">Yoshihiro Ohba<o:p></o:p></span=
></p>
<p class=3D"MsoNormal"><span lang=3D"EN-US"><o:p>&nbsp;</o:p></span></p>
<p class=3D"MsoNormal"><span lang=3D"EN-US" style=3D"font-size:10.0pt;font-=
family:&quot;Arial&quot;,sans-serif;color:#1F497D"><o:p>&nbsp;</o:p></span>=
</p>
<div>
<div style=3D"border:none;border-top:solid #E1E1E1 1.0pt;padding:3.0pt 0mm =
0mm 0mm">
<p class=3D"MsoNormal"><b><span lang=3D"EN-US">From:</span></b><span lang=
=3D"EN-US"> 6tisch-security [mailto:6tisch-security-bounces@ietf.org]
<b>On Behalf Of </b>Pascal Thubert (pthubert)<br>
<b>Sent:</b> Wednesday, December 10, 2014 1:37 AM<br>
<b>To:</b> Michael Richardson; Rene Struik<br>
<b>Cc:</b> 6tisch-security@ietf.org<br>
<b>Subject:</b> [6tisch-security] Proposed text for archie<o:p></o:p></span=
></p>
</div>
</div>
<p class=3D"MsoNormal"><span lang=3D"EN-US"><o:p>&nbsp;</o:p></span></p>
<p class=3D"MsoNormal"><span lang=3D"EN-US">Dear all:<o:p></o:p></span></p>
<p class=3D"MsoNormal"><span lang=3D"EN-US"><o:p>&nbsp;</o:p></span></p>
<p class=3D"MsoNormal"><span lang=3D"EN-US">Please find my summary of our r=
ecent discussions with the sort of level I would expect for the archi spec =
at this stage.<o:p></o:p></span></p>
<p class=3D"MsoNormal"><span lang=3D"EN-US"><o:p>&nbsp;</o:p></span></p>
<p class=3D"MsoNormal"><span lang=3D"EN-US">=1B$B!H=1B(B<o:p></o:p></span><=
/p>
<p class=3D"MsoNormal"><span lang=3D"EN-US"><o:p>&nbsp;</o:p></span></p>
<p class=3D"MsoNormal"><span lang=3D"EN-US">The join process is the process=
 by which a node, virtually out of the box, will discover a network, get au=
thenticated and authorized in the network, obtain credentials to participat=
e to the network, and obatin reachability
 through the network. <o:p></o:p></span></p>
<p class=3D"MsoNormal"><span lang=3D"EN-US"><o:p>&nbsp;</o:p></span></p>
<p class=3D"MsoNormal"><span lang=3D"EN-US">The architecture specifies 3 lo=
gical elements to describe the join process:<o:p></o:p></span></p>
<p class=3D"MsoNormal"><span lang=3D"EN-US">- a Joining Node (JN), that is =
yet not authenticated to participate to the network, &nbsp;<o:p></o:p></spa=
n></p>
<p class=3D"MsoNormal"><span lang=3D"EN-US">- a Join Assistant (JA), that i=
s already participating to the network, and is reachable over the network<o=
:p></o:p></span></p>
<p class=3D"MsoNormal"><span lang=3D"EN-US">- a Join Coordination Entity, t=
hat is the front end for authentication and authorization for the JA.<o:p><=
/o:p></span></p>
<p class=3D"MsoNormal"><span lang=3D"EN-US"><o:p>&nbsp;</o:p></span></p>
<p class=3D"MsoNormal"><span lang=3D"EN-US">The text below makes a differen=
ce between a join IPv6 link and other IPv6 links in the production network.=
 With 6TiSCH, an IPv6 link is associated in each node with a particular bun=
dle of cells for multicast transmissions.
 The production network can be a multilink subnet of such IPv6 links. In so=
me networks, the join process may happen on that bundle, using the producti=
on prefix, but this exposes production information and may not be desirable=
. In a more secure mode, a separate
 IPv6 link, and associated bundle is defined in each individual JA. A parti=
cular ULA prefix t is locally assigned by the JA for use in that IPv6 link =
and is not exposed to the routing fabric in the production network. The ULA=
 prefix uniquely indicates the particular
 join link on which it is exposed.<o:p></o:p></span></p>
<p class=3D"MsoNormal"><span lang=3D"EN-US"><o:p>&nbsp;</o:p></span></p>
<p class=3D"MsoNormal"><span lang=3D"EN-US"><o:p>&nbsp;</o:p></span></p>
<p class=3D"MsoNormal"><span lang=3D"EN-US">At the beginning of times, the =
JA exposes a joining set of information in a beacon. This information inclu=
des link information for the bundle that can be used to join (schedule IE=
=1B$B!D=1B(B) and routing information (RA message).
 The JN scans the network till it gets such message. The message is signed =
and may be encrypted with a well-known key, but for all practical purpose i=
t is considered in the clear. The prefix in the RA exposes the ULA prefix w=
hen that mode is used, as opposed
 to the production prefix. <o:p></o:p></span></p>
<p class=3D"MsoNormal"><span lang=3D"EN-US"><o:p>&nbsp;</o:p></span></p>
<p class=3D"MsoNormal"><span lang=3D"EN-US">Upon reception of the beacon, t=
he JN forms an address from the prefix in the RA. This address is not injec=
ted in the routing fabric, and no state is formed in the network for that p=
articular address. The JN contacts the
 JA to join the network using that address, and the JA relays the request t=
o the JCE by encapsulating it in a JA-to-JCE message. At this stage, a DoS =
attack by a rogue JN can only be local to the JA. The JA may throttle join =
requests or perform additional checks
 to defeat such attacks. The size of the join bundle for that particular JA=
 is another constraint that limits DoS attack. The JN may store an ND cache=
 mapping the ULA address of the JN with the MAC address of the JN, but it d=
oes not need to.<o:p></o:p></span></p>
<p class=3D"MsoNormal"><span lang=3D"EN-US"><o:p>&nbsp;</o:p></span></p>
<p class=3D"MsoNormal"><span lang=3D"EN-US">Upon reception of the join requ=
est from the JA, the JCE stores the request to be processed asynchronously =
or dropped. When the JCE decides to respond, it contacts the JN directly an=
d establishes an end-to-end JCE-to-JN
 DTLS connection. At that point of time, the JA can reach the JN=1B$B!G=1B(=
Bs address over the join bundle, but the JN address is not advertised over =
the routing fabric, so it cannot be reached directly from the JCE. To reach=
 the JN, the JCE sets the destination address
 in the IP packet as the JA, and inserts a RH type 2 indicating the address=
 of the JN, which only the JA can route to. The JA receives the packet, pro=
cesses the RH2. The prefix (e.g. a ULA) indicates which IPv6 link (which bu=
ndle) can be used to reach the JN.
 The JA resolves the MAC address of the JN (either using an NS/NA exchange =
or implicitly if the IID is based on MAC-64), and forwards the packet to th=
e JN.<o:p></o:p></span></p>
<p class=3D"MsoNormal"><span lang=3D"EN-US"><o:p>&nbsp;</o:p></span></p>
<p class=3D"MsoNormal"><span lang=3D"EN-US">When the exchange between the J=
N and the JCE is completed, the JN owns a network key that it can use in th=
e production network. The JN contacts the JA again using an encrypted RS me=
ssage. The JA responds with an encrypted
 RA message with information on the production network. The relevant IEs ar=
e passed with the RA message so the JN may now form an address in the produ=
ction network. At that point, the JN uses efficient ND to validate its addr=
ess, and the 6LR &#8211;typically but
 not necessarily the JA) injects that address in the LLN using RPL, as disc=
ussed earlier in the architecture.<o:p></o:p></span></p>
<p class=3D"MsoNormal"><span lang=3D"EN-US"><o:p>&nbsp;</o:p></span></p>
<p class=3D"MsoNormal"><span lang=3D"EN-US">=1B$B!H=1B(B<o:p></o:p></span><=
/p>
<p class=3D"MsoNormal"><span lang=3D"EN-US"><o:p>&nbsp;</o:p></span></p>
<p class=3D"MsoNormal"><span lang=3D"EN-US">Does this reflect a common cons=
ensus?<o:p></o:p></span></p>
<p class=3D"MsoNormal"><span lang=3D"EN-US"><o:p>&nbsp;</o:p></span></p>
<p class=3D"MsoNormal"><span lang=3D"EN-US">Pascal<o:p></o:p></span></p>
</div>
</body>
</html>

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From: "Pascal Thubert (pthubert)" <pthubert@cisco.com>
To: "yoshihiro.ohba@toshiba.co.jp" <yoshihiro.ohba@toshiba.co.jp>, "mcr+ietf@sandelman.ca" <mcr+ietf@sandelman.ca>, "rstruik.ext@gmail.com" <rstruik.ext@gmail.com>
Thread-Topic: Proposed text for archie
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Subject: Re: [6tisch-security] Proposed text for archie
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Hello Yoshi:

The goal of Archie is to explain how things work as soon as we get a WG con=
sensus that we can build upon and progress upon and beyond.

In the case of the security, all this is still DT work, not WG consensus, s=
o all the section will be presented as an envisioned approach anyway, not a=
 committed milestone.
My intent for the whole security section is to prefix the DT text with a wa=
rning that this is only a direction for work that will be done after re-cha=
rtering, and that the consensus that the text represents is a DT consensus.

>From there, the effective text is 1) up to you guys and 2) not a cast in st=
one anyway.
It is up to the DT to define whether there is already DT consensus on the p=
oints that you wish to elide. If there is no consensus, then it should not =
pop up in Archie.

Cheers,

Pascal

From: yoshihiro.ohba@toshiba.co.jp [mailto:yoshihiro.ohba@toshiba.co.jp]
Sent: vendredi 9 janvier 2015 06:32
To: Pascal Thubert (pthubert); mcr+ietf@sandelman.ca; rstruik.ext@gmail.com
Cc: 6tisch-security@ietf.org
Subject: RE: Proposed text for archie

In the last 6tisch security call, I promised to send my comments on the pro=
posed text, and here is my try.

I think describing the 3 logical elements (JN, JA and JCE) is the key work =
in the security architecture.

On the other hand, I think the following specific parts (and I commented ab=
out these before) need more investigation and I don't think we can include =
them in the architecture draft:


-          Use of ULA prefix for joining.

-          Use of RH2 for communicating between JN and JCE via JA.

-          Use of DTLS for joining purpose, including JCE-initiated DTLS.

This is a solution, but there are multiple other solutions being discussed =
as well.  I think the architecture should be described in a general way to =
cover possible solutions not just a single specific solution with protocol =
names, and designing/choosing a solution or solutions  should be started on=
ly after we agree with the general architecture.

Regards,
Yoshihiro Ohba


From: 6tisch-security [mailto:6tisch-security-bounces@ietf.org] On Behalf O=
f Pascal Thubert (pthubert)
Sent: Wednesday, December 10, 2014 1:37 AM
To: Michael Richardson; Rene Struik
Cc: 6tisch-security@ietf.org<mailto:6tisch-security@ietf.org>
Subject: [6tisch-security] Proposed text for archie

Dear all:

Please find my summary of our recent discussions with the sort of level I w=
ould expect for the archi spec at this stage.

"

The join process is the process by which a node, virtually out of the box, =
will discover a network, get authenticated and authorized in the network, o=
btain credentials to participate to the network, and obatin reachability th=
rough the network.

The architecture specifies 3 logical elements to describe the join process:
- a Joining Node (JN), that is yet not authenticated to participate to the =
network,
- a Join Assistant (JA), that is already participating to the network, and =
is reachable over the network
- a Join Coordination Entity, that is the front end for authentication and =
authorization for the JA.

The text below makes a difference between a join IPv6 link and other IPv6 l=
inks in the production network. With 6TiSCH, an IPv6 link is associated in =
each node with a particular bundle of cells for multicast transmissions. Th=
e production network can be a multilink subnet of such IPv6 links. In some =
networks, the join process may happen on that bundle, using the production =
prefix, but this exposes production information and may not be desirable. I=
n a more secure mode, a separate IPv6 link, and associated bundle is define=
d in each individual JA. A particular ULA prefix t is locally assigned by t=
he JA for use in that IPv6 link and is not exposed to the routing fabric in=
 the production network. The ULA prefix uniquely indicates the particular j=
oin link on which it is exposed.


At the beginning of times, the JA exposes a joining set of information in a=
 beacon. This information includes link information for the bundle that can=
 be used to join (schedule IE...) and routing information (RA message). The=
 JN scans the network till it gets such message. The message is signed and =
may be encrypted with a well-known key, but for all practical purpose it is=
 considered in the clear. The prefix in the RA exposes the ULA prefix when =
that mode is used, as opposed to the production prefix.

Upon reception of the beacon, the JN forms an address from the prefix in th=
e RA. This address is not injected in the routing fabric, and no state is f=
ormed in the network for that particular address. The JN contacts the JA to=
 join the network using that address, and the JA relays the request to the =
JCE by encapsulating it in a JA-to-JCE message. At this stage, a DoS attack=
 by a rogue JN can only be local to the JA. The JA may throttle join reques=
ts or perform additional checks to defeat such attacks. The size of the joi=
n bundle for that particular JA is another constraint that limits DoS attac=
k. The JN may store an ND cache mapping the ULA address of the JN with the =
MAC address of the JN, but it does not need to.

Upon reception of the join request from the JA, the JCE stores the request =
to be processed asynchronously or dropped. When the JCE decides to respond,=
 it contacts the JN directly and establishes an end-to-end JCE-to-JN DTLS c=
onnection. At that point of time, the JA can reach the JN's address over th=
e join bundle, but the JN address is not advertised over the routing fabric=
, so it cannot be reached directly from the JCE. To reach the JN, the JCE s=
ets the destination address in the IP packet as the JA, and inserts a RH ty=
pe 2 indicating the address of the JN, which only the JA can route to. The =
JA receives the packet, processes the RH2. The prefix (e.g. a ULA) indicate=
s which IPv6 link (which bundle) can be used to reach the JN. The JA resolv=
es the MAC address of the JN (either using an NS/NA exchange or implicitly =
if the IID is based on MAC-64), and forwards the packet to the JN.

When the exchange between the JN and the JCE is completed, the JN owns a ne=
twork key that it can use in the production network. The JN contacts the JA=
 again using an encrypted RS message. The JA responds with an encrypted RA =
message with information on the production network. The relevant IEs are pa=
ssed with the RA message so the JN may now form an address in the productio=
n network. At that point, the JN uses efficient ND to validate its address,=
 and the 6LR -typically but not necessarily the JA) injects that address in=
 the LLN using RPL, as discussed earlier in the architecture.

"

Does this reflect a common consensus?

Pascal

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<div class=3D"WordSection1">
<p class=3D"MsoNormal"><span style=3D"color:#1F497D">Hello Yoshi:<o:p></o:p=
></span></p>
<p class=3D"MsoNormal"><span style=3D"color:#1F497D"><o:p>&nbsp;</o:p></spa=
n></p>
<p class=3D"MsoNormal"><span style=3D"color:#1F497D">The goal of Archie is =
to explain how things work as soon as we get a WG consensus that we can bui=
ld upon and progress upon and beyond.<o:p></o:p></span></p>
<p class=3D"MsoNormal"><span style=3D"color:#1F497D"><o:p>&nbsp;</o:p></spa=
n></p>
<p class=3D"MsoNormal"><span style=3D"color:#1F497D">In the case of the sec=
urity, all this is still DT work, not WG consensus, so all the section will=
 be presented as an envisioned approach anyway, not a committed milestone.<=
o:p></o:p></span></p>
<p class=3D"MsoNormal"><span style=3D"color:#1F497D">My intent for the whol=
e security section is to prefix the DT text with a warning that this is onl=
y a direction for work that will be done after re-chartering, and that the =
consensus that the text represents is
 a DT consensus. <o:p></o:p></span></p>
<p class=3D"MsoNormal"><span style=3D"color:#1F497D"><o:p>&nbsp;</o:p></spa=
n></p>
<p class=3D"MsoNormal"><span style=3D"color:#1F497D">From there, the effect=
ive text is 1) up to you guys and 2) not a cast in stone anyway.<o:p></o:p>=
</span></p>
<p class=3D"MsoNormal"><span style=3D"color:#1F497D">It is up to the DT to =
define whether there is already DT consensus on the points that you wish to=
 elide. If there is no consensus, then it should not pop up in Archie.<o:p>=
</o:p></span></p>
<p class=3D"MsoNormal"><span style=3D"color:#1F497D"><o:p>&nbsp;</o:p></spa=
n></p>
<div>
<p class=3D"MsoNormal"><span lang=3D"FR" style=3D"color:#1F497D">Cheers,<o:=
p></o:p></span></p>
<p class=3D"MsoNormal"><span lang=3D"FR" style=3D"color:#1F497D"><o:p>&nbsp=
;</o:p></span></p>
<p class=3D"MsoNormal"><span lang=3D"FR" style=3D"color:#1F497D">Pascal<o:p=
></o:p></span></p>
</div>
<p class=3D"MsoNormal"><span style=3D"color:#1F497D"><o:p>&nbsp;</o:p></spa=
n></p>
<div style=3D"border:none;border-left:solid blue 1.5pt;padding:0cm 0cm 0cm =
4.0pt">
<div>
<div style=3D"border:none;border-top:solid #B5C4DF 1.0pt;padding:3.0pt 0cm =
0cm 0cm">
<p class=3D"MsoNormal"><b><span style=3D"font-size:10.0pt;font-family:&quot=
;Tahoma&quot;,&quot;sans-serif&quot;">From:</span></b><span style=3D"font-s=
ize:10.0pt;font-family:&quot;Tahoma&quot;,&quot;sans-serif&quot;"> yoshihir=
o.ohba@toshiba.co.jp [mailto:yoshihiro.ohba@toshiba.co.jp]
<br>
<b>Sent:</b> vendredi 9 janvier 2015 06:32<br>
<b>To:</b> Pascal Thubert (pthubert); mcr&#43;ietf@sandelman.ca; rstruik.ex=
t@gmail.com<br>
<b>Cc:</b> 6tisch-security@ietf.org<br>
<b>Subject:</b> RE: Proposed text for archie<o:p></o:p></span></p>
</div>
</div>
<p class=3D"MsoNormal"><o:p>&nbsp;</o:p></p>
<p class=3D"MsoNormal"><span style=3D"font-size:10.0pt;font-family:&quot;Ar=
ial&quot;,&quot;sans-serif&quot;;color:#1F497D;mso-fareast-language:JA">In =
the last 6tisch security call, I promised to send my comments on the propos=
ed text, and here is my try.<o:p></o:p></span></p>
<p class=3D"MsoNormal"><span style=3D"font-size:10.0pt;font-family:&quot;Ar=
ial&quot;,&quot;sans-serif&quot;;color:#1F497D;mso-fareast-language:JA"><o:=
p>&nbsp;</o:p></span></p>
<p class=3D"MsoNormal"><span style=3D"mso-fareast-language:JA">I think desc=
ribing the 3 logical elements (JN, JA and JCE) is the key work in the secur=
ity architecture.<o:p></o:p></span></p>
<p class=3D"MsoNormal"><span style=3D"mso-fareast-language:JA"><o:p>&nbsp;<=
/o:p></span></p>
<p class=3D"MsoNormal"><span style=3D"mso-fareast-language:JA">On the other=
 hand, I think the following specific parts (and I commented about these be=
fore) need more investigation and I don&#8217;t think we can include them i=
n the architecture draft:<o:p></o:p></span></p>
<p class=3D"MsoNormal"><span style=3D"mso-fareast-language:JA"><o:p>&nbsp;<=
/o:p></span></p>
<p class=3D"MsoListParagraph" style=3D"margin-left:18.0pt;mso-para-margin-l=
eft:0gd;text-indent:-18.0pt">
<span style=3D"mso-fareast-language:JA">-</span><span style=3D"font-size:7.=
0pt;font-family:&quot;Times New Roman&quot;,&quot;serif&quot;;mso-fareast-l=
anguage:JA">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;
</span><span style=3D"mso-fareast-language:JA">Use of ULA prefix for joinin=
g.<o:p></o:p></span></p>
<p class=3D"MsoListParagraph" style=3D"margin-left:18.0pt;mso-para-margin-l=
eft:0gd;text-indent:-18.0pt">
<span style=3D"mso-fareast-language:JA">-</span><span style=3D"font-size:7.=
0pt;font-family:&quot;Times New Roman&quot;,&quot;serif&quot;;mso-fareast-l=
anguage:JA">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;
</span><span style=3D"mso-fareast-language:JA">Use of RH2 for communicating=
 between JN and JCE via JA.<o:p></o:p></span></p>
<p class=3D"MsoListParagraph" style=3D"margin-left:18.0pt;mso-para-margin-l=
eft:0gd;text-indent:-18.0pt">
<span style=3D"mso-fareast-language:JA">-</span><span style=3D"font-size:7.=
0pt;font-family:&quot;Times New Roman&quot;,&quot;serif&quot;;mso-fareast-l=
anguage:JA">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;
</span><span style=3D"mso-fareast-language:JA">Use of DTLS for joining purp=
ose, including JCE-initiated DTLS.<o:p></o:p></span></p>
<p class=3D"MsoNormal"><span style=3D"mso-fareast-language:JA"><o:p>&nbsp;<=
/o:p></span></p>
<p class=3D"MsoNormal"><span style=3D"mso-fareast-language:JA">This is a so=
lution, but there are multiple other solutions being discussed as well. &nb=
sp;I think the architecture should be described in a general way to cover p=
ossible solutions not just a single specific
 solution with protocol names, and designing/choosing a solution or solutio=
ns &nbsp;should be started only after we agree with the general architectur=
e.<o:p></o:p></span></p>
<p class=3D"MsoNormal"><span style=3D"mso-fareast-language:JA"><o:p>&nbsp;<=
/o:p></span></p>
<p class=3D"MsoNormal"><span style=3D"mso-fareast-language:JA">Regards,<o:p=
></o:p></span></p>
<p class=3D"MsoNormal"><span style=3D"mso-fareast-language:JA">Yoshihiro Oh=
ba<o:p></o:p></span></p>
<p class=3D"MsoNormal"><span style=3D"mso-fareast-language:JA"><o:p>&nbsp;<=
/o:p></span></p>
<p class=3D"MsoNormal"><span style=3D"font-size:10.0pt;font-family:&quot;Ar=
ial&quot;,&quot;sans-serif&quot;;color:#1F497D;mso-fareast-language:JA"><o:=
p>&nbsp;</o:p></span></p>
<div>
<div style=3D"border:none;border-top:solid #E1E1E1 1.0pt;padding:3.0pt 0cm =
0cm 0cm">
<p class=3D"MsoNormal"><b><span style=3D"mso-fareast-language:JA">From:</sp=
an></b><span style=3D"mso-fareast-language:JA"> 6tisch-security [<a href=3D=
"mailto:6tisch-security-bounces@ietf.org">mailto:6tisch-security-bounces@ie=
tf.org</a>]
<b>On Behalf Of </b>Pascal Thubert (pthubert)<br>
<b>Sent:</b> Wednesday, December 10, 2014 1:37 AM<br>
<b>To:</b> Michael Richardson; Rene Struik<br>
<b>Cc:</b> <a href=3D"mailto:6tisch-security@ietf.org">6tisch-security@ietf=
.org</a><br>
<b>Subject:</b> [6tisch-security] Proposed text for archie<o:p></o:p></span=
></p>
</div>
</div>
<p class=3D"MsoNormal"><span style=3D"mso-fareast-language:JA"><o:p>&nbsp;<=
/o:p></span></p>
<p class=3D"MsoNormal"><span style=3D"mso-fareast-language:JA">Dear all:<o:=
p></o:p></span></p>
<p class=3D"MsoNormal"><span style=3D"mso-fareast-language:JA"><o:p>&nbsp;<=
/o:p></span></p>
<p class=3D"MsoNormal"><span style=3D"mso-fareast-language:JA">Please find =
my summary of our recent discussions with the sort of level I would expect =
for the archi spec at this stage.<o:p></o:p></span></p>
<p class=3D"MsoNormal"><span style=3D"mso-fareast-language:JA"><o:p>&nbsp;<=
/o:p></span></p>
<p class=3D"MsoNormal"><span style=3D"mso-fareast-language:JA">&#8220;<o:p>=
</o:p></span></p>
<p class=3D"MsoNormal"><span style=3D"mso-fareast-language:JA"><o:p>&nbsp;<=
/o:p></span></p>
<p class=3D"MsoNormal"><span style=3D"mso-fareast-language:JA">The join pro=
cess is the process by which a node, virtually out of the box, will discove=
r a network, get authenticated and authorized in the network, obtain creden=
tials to participate to the network,
 and obatin reachability through the network. <o:p></o:p></span></p>
<p class=3D"MsoNormal"><span style=3D"mso-fareast-language:JA"><o:p>&nbsp;<=
/o:p></span></p>
<p class=3D"MsoNormal"><span style=3D"mso-fareast-language:JA">The architec=
ture specifies 3 logical elements to describe the join process:<o:p></o:p><=
/span></p>
<p class=3D"MsoNormal"><span style=3D"mso-fareast-language:JA">- a Joining =
Node (JN), that is yet not authenticated to participate to the network, &nb=
sp;<o:p></o:p></span></p>
<p class=3D"MsoNormal"><span style=3D"mso-fareast-language:JA">- a Join Ass=
istant (JA), that is already participating to the network, and is reachable=
 over the network<o:p></o:p></span></p>
<p class=3D"MsoNormal"><span style=3D"mso-fareast-language:JA">- a Join Coo=
rdination Entity, that is the front end for authentication and authorizatio=
n for the JA.<o:p></o:p></span></p>
<p class=3D"MsoNormal"><span style=3D"mso-fareast-language:JA"><o:p>&nbsp;<=
/o:p></span></p>
<p class=3D"MsoNormal"><span style=3D"mso-fareast-language:JA">The text bel=
ow makes a difference between a join IPv6 link and other IPv6 links in the =
production network. With 6TiSCH, an IPv6 link is associated in each node wi=
th a particular bundle of cells for
 multicast transmissions. The production network can be a multilink subnet =
of such IPv6 links. In some networks, the join process may happen on that b=
undle, using the production prefix, but this exposes production information=
 and may not be desirable. In a
 more secure mode, a separate IPv6 link, and associated bundle is defined i=
n each individual JA. A particular ULA prefix t is locally assigned by the =
JA for use in that IPv6 link and is not exposed to the routing fabric in th=
e production network. The ULA prefix
 uniquely indicates the particular join link on which it is exposed.<o:p></=
o:p></span></p>
<p class=3D"MsoNormal"><span style=3D"mso-fareast-language:JA"><o:p>&nbsp;<=
/o:p></span></p>
<p class=3D"MsoNormal"><span style=3D"mso-fareast-language:JA"><o:p>&nbsp;<=
/o:p></span></p>
<p class=3D"MsoNormal"><span style=3D"mso-fareast-language:JA">At the begin=
ning of times, the JA exposes a joining set of information in a beacon. Thi=
s information includes link information for the bundle that can be used to =
join (schedule IE&#8230;) and routing information
 (RA message). The JN scans the network till it gets such message. The mess=
age is signed and may be encrypted with a well-known key, but for all pract=
ical purpose it is considered in the clear. The prefix in the RA exposes th=
e ULA prefix when that mode is used,
 as opposed to the production prefix. <o:p></o:p></span></p>
<p class=3D"MsoNormal"><span style=3D"mso-fareast-language:JA"><o:p>&nbsp;<=
/o:p></span></p>
<p class=3D"MsoNormal"><span style=3D"mso-fareast-language:JA">Upon recepti=
on of the beacon, the JN forms an address from the prefix in the RA. This a=
ddress is not injected in the routing fabric, and no state is formed in the=
 network for that particular address.
 The JN contacts the JA to join the network using that address, and the JA =
relays the request to the JCE by encapsulating it in a JA-to-JCE message. A=
t this stage, a DoS attack by a rogue JN can only be local to the JA. The J=
A may throttle join requests or
 perform additional checks to defeat such attacks. The size of the join bun=
dle for that particular JA is another constraint that limits DoS attack. Th=
e JN may store an ND cache mapping the ULA address of the JN with the MAC a=
ddress of the JN, but it does not
 need to.<o:p></o:p></span></p>
<p class=3D"MsoNormal"><span style=3D"mso-fareast-language:JA"><o:p>&nbsp;<=
/o:p></span></p>
<p class=3D"MsoNormal"><span style=3D"mso-fareast-language:JA">Upon recepti=
on of the join request from the JA, the JCE stores the request to be proces=
sed asynchronously or dropped. When the JCE decides to respond, it contacts=
 the JN directly and establishes an
 end-to-end JCE-to-JN DTLS connection. At that point of time, the JA can re=
ach the JN&#8217;s address over the join bundle, but the JN address is not =
advertised over the routing fabric, so it cannot be reached directly from t=
he JCE. To reach the JN, the JCE sets
 the destination address in the IP packet as the JA, and inserts a RH type =
2 indicating the address of the JN, which only the JA can route to. The JA =
receives the packet, processes the RH2. The prefix (e.g. a ULA) indicates w=
hich IPv6 link (which bundle) can
 be used to reach the JN. The JA resolves the MAC address of the JN (either=
 using an NS/NA exchange or implicitly if the IID is based on MAC-64), and =
forwards the packet to the JN.<o:p></o:p></span></p>
<p class=3D"MsoNormal"><span style=3D"mso-fareast-language:JA"><o:p>&nbsp;<=
/o:p></span></p>
<p class=3D"MsoNormal"><span style=3D"mso-fareast-language:JA">When the exc=
hange between the JN and the JCE is completed, the JN owns a network key th=
at it can use in the production network. The JN contacts the JA again using=
 an encrypted RS message. The JA responds
 with an encrypted RA message with information on the production network. T=
he relevant IEs are passed with the RA message so the JN may now form an ad=
dress in the production network. At that point, the JN uses efficient ND to=
 validate its address, and the 6LR
 &#8211;typically but not necessarily the JA) injects that address in the L=
LN using RPL, as discussed earlier in the architecture.<o:p></o:p></span></=
p>
<p class=3D"MsoNormal"><span style=3D"mso-fareast-language:JA"><o:p>&nbsp;<=
/o:p></span></p>
<p class=3D"MsoNormal"><span style=3D"mso-fareast-language:JA">&#8220;<o:p>=
</o:p></span></p>
<p class=3D"MsoNormal"><span style=3D"mso-fareast-language:JA"><o:p>&nbsp;<=
/o:p></span></p>
<p class=3D"MsoNormal"><span style=3D"mso-fareast-language:JA">Does this re=
flect a common consensus?<o:p></o:p></span></p>
<p class=3D"MsoNormal"><span style=3D"mso-fareast-language:JA"><o:p>&nbsp;<=
/o:p></span></p>
<p class=3D"MsoNormal"><span style=3D"mso-fareast-language:JA">Pascal<o:p><=
/o:p></span></p>
</div>
</div>
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--_000_E045AECD98228444A58C61C200AE1BD848B14AFExmbrcdx01ciscoc_--


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From: <yoshihiro.ohba@toshiba.co.jp>
To: <pthubert@cisco.com>, <mcr+ietf@sandelman.ca>, <rstruik.ext@gmail.com>
Thread-Topic: Proposed text for archie
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Cc: 6tisch-security@ietf.org
Subject: Re: [6tisch-security] Proposed text for archie
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Hi Pascal.

Thank you for your clarification.

Yoshihiro Ohba


From: Pascal Thubert (pthubert) [mailto:pthubert@cisco.com]
Sent: Friday, January 9, 2015 4:39 PM
To: ohba yoshihiro(=1B$BBg>l=1B(B =1B$B5AMN=1B(B =1B$B!{#R#D#C""#N#S#L=1B(B=
); mcr+ietf@sandelman.ca; rstruik.ext@gmail.com
Cc: 6tisch-security@ietf.org
Subject: RE: Proposed text for archie

Hello Yoshi:

The goal of Archie is to explain how things work as soon as we get a WG con=
sensus that we can build upon and progress upon and beyond.

In the case of the security, all this is still DT work, not WG consensus, s=
o all the section will be presented as an envisioned approach anyway, not a=
 committed milestone.
My intent for the whole security section is to prefix the DT text with a wa=
rning that this is only a direction for work that will be done after re-cha=
rtering, and that the consensus that the text represents is a DT consensus.

>From there, the effective text is 1) up to you guys and 2) not a cast in st=
one anyway.
It is up to the DT to define whether there is already DT consensus on the p=
oints that you wish to elide. If there is no consensus, then it should not =
pop up in Archie.

Cheers,

Pascal

From: yoshihiro.ohba@toshiba.co.jp<mailto:yoshihiro.ohba@toshiba.co.jp> [ma=
ilto:yoshihiro.ohba@toshiba.co.jp]
Sent: vendredi 9 janvier 2015 06:32
To: Pascal Thubert (pthubert); mcr+ietf@sandelman.ca<mailto:mcr+ietf@sandel=
man.ca>; rstruik.ext@gmail.com<mailto:rstruik.ext@gmail.com>
Cc: 6tisch-security@ietf.org<mailto:6tisch-security@ietf.org>
Subject: RE: Proposed text for archie

In the last 6tisch security call, I promised to send my comments on the pro=
posed text, and here is my try.

I think describing the 3 logical elements (JN, JA and JCE) is the key work =
in the security architecture.

On the other hand, I think the following specific parts (and I commented ab=
out these before) need more investigation and I don=1B$B!G=1B(Bt think we c=
an include them in the architecture draft:


-          Use of ULA prefix for joining.

-          Use of RH2 for communicating between JN and JCE via JA.

-          Use of DTLS for joining purpose, including JCE-initiated DTLS.

This is a solution, but there are multiple other solutions being discussed =
as well.  I think the architecture should be described in a general way to =
cover possible solutions not just a single specific solution with protocol =
names, and designing/choosing a solution or solutions  should be started on=
ly after we agree with the general architecture.

Regards,
Yoshihiro Ohba


From: 6tisch-security [mailto:6tisch-security-bounces@ietf.org] On Behalf O=
f Pascal Thubert (pthubert)
Sent: Wednesday, December 10, 2014 1:37 AM
To: Michael Richardson; Rene Struik
Cc: 6tisch-security@ietf.org<mailto:6tisch-security@ietf.org>
Subject: [6tisch-security] Proposed text for archie

Dear all:

Please find my summary of our recent discussions with the sort of level I w=
ould expect for the archi spec at this stage.

=1B$B!H=1B(B

The join process is the process by which a node, virtually out of the box, =
will discover a network, get authenticated and authorized in the network, o=
btain credentials to participate to the network, and obatin reachability th=
rough the network.

The architecture specifies 3 logical elements to describe the join process:
- a Joining Node (JN), that is yet not authenticated to participate to the =
network,
- a Join Assistant (JA), that is already participating to the network, and =
is reachable over the network
- a Join Coordination Entity, that is the front end for authentication and =
authorization for the JA.

The text below makes a difference between a join IPv6 link and other IPv6 l=
inks in the production network. With 6TiSCH, an IPv6 link is associated in =
each node with a particular bundle of cells for multicast transmissions. Th=
e production network can be a multilink subnet of such IPv6 links. In some =
networks, the join process may happen on that bundle, using the production =
prefix, but this exposes production information and may not be desirable. I=
n a more secure mode, a separate IPv6 link, and associated bundle is define=
d in each individual JA. A particular ULA prefix t is locally assigned by t=
he JA for use in that IPv6 link and is not exposed to the routing fabric in=
 the production network. The ULA prefix uniquely indicates the particular j=
oin link on which it is exposed.


At the beginning of times, the JA exposes a joining set of information in a=
 beacon. This information includes link information for the bundle that can=
 be used to join (schedule IE=1B$B!D=1B(B) and routing information (RA mess=
age). The JN scans the network till it gets such message. The message is si=
gned and may be encrypted with a well-known key, but for all practical purp=
ose it is considered in the clear. The prefix in the RA exposes the ULA pre=
fix when that mode is used, as opposed to the production prefix.

Upon reception of the beacon, the JN forms an address from the prefix in th=
e RA. This address is not injected in the routing fabric, and no state is f=
ormed in the network for that particular address. The JN contacts the JA to=
 join the network using that address, and the JA relays the request to the =
JCE by encapsulating it in a JA-to-JCE message. At this stage, a DoS attack=
 by a rogue JN can only be local to the JA. The JA may throttle join reques=
ts or perform additional checks to defeat such attacks. The size of the joi=
n bundle for that particular JA is another constraint that limits DoS attac=
k. The JN may store an ND cache mapping the ULA address of the JN with the =
MAC address of the JN, but it does not need to.

Upon reception of the join request from the JA, the JCE stores the request =
to be processed asynchronously or dropped. When the JCE decides to respond,=
 it contacts the JN directly and establishes an end-to-end JCE-to-JN DTLS c=
onnection. At that point of time, the JA can reach the JN=1B$B!G=1B(Bs addr=
ess over the join bundle, but the JN address is not advertised over the rou=
ting fabric, so it cannot be reached directly from the JCE. To reach the JN=
, the JCE sets the destination address in the IP packet as the JA, and inse=
rts a RH type 2 indicating the address of the JN, which only the JA can rou=
te to. The JA receives the packet, processes the RH2. The prefix (e.g. a UL=
A) indicates which IPv6 link (which bundle) can be used to reach the JN. Th=
e JA resolves the MAC address of the JN (either using an NS/NA exchange or =
implicitly if the IID is based on MAC-64), and forwards the packet to the J=
N.

When the exchange between the JN and the JCE is completed, the JN owns a ne=
twork key that it can use in the production network. The JN contacts the JA=
 again using an encrypted RS message. The JA responds with an encrypted RA =
message with information on the production network. The relevant IEs are pa=
ssed with the RA message so the JN may now form an address in the productio=
n network. At that point, the JN uses efficient ND to validate its address,=
 and the 6LR -typically but not necessarily the JA) injects that address in=
 the LLN using RPL, as discussed earlier in the architecture.

=1B$B!H=1B(B

Does this reflect a common consensus?

Pascal

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<body lang=3D"JA" link=3D"blue" vlink=3D"purple">
<div class=3D"WordSection1">
<p class=3D"MsoNormal"><span lang=3D"EN-US" style=3D"font-size:10.0pt;font-=
family:&quot;Arial&quot;,sans-serif;color:#1F497D;mso-fareast-language:JA">=
Hi Pascal.<o:p></o:p></span></p>
<p class=3D"MsoNormal"><span lang=3D"EN-US" style=3D"font-size:10.0pt;font-=
family:&quot;Arial&quot;,sans-serif;color:#1F497D;mso-fareast-language:JA">=
<o:p>&nbsp;</o:p></span></p>
<p class=3D"MsoNormal"><span lang=3D"EN-US" style=3D"font-size:10.0pt;font-=
family:&quot;Arial&quot;,sans-serif;color:#1F497D;mso-fareast-language:JA">=
Thank you for your clarification.<o:p></o:p></span></p>
<p class=3D"MsoNormal"><span lang=3D"EN-US" style=3D"font-size:10.0pt;font-=
family:&quot;Arial&quot;,sans-serif;color:#1F497D;mso-fareast-language:JA">=
<o:p>&nbsp;</o:p></span></p>
<p class=3D"MsoNormal"><span lang=3D"EN-US" style=3D"font-size:10.0pt;font-=
family:&quot;Arial&quot;,sans-serif;color:#1F497D;mso-fareast-language:JA">=
Yoshihiro Ohba<o:p></o:p></span></p>
<p class=3D"MsoNormal"><span lang=3D"EN-US" style=3D"font-size:10.0pt;font-=
family:&quot;Arial&quot;,sans-serif;color:#1F497D;mso-fareast-language:JA">=
<o:p>&nbsp;</o:p></span></p>
<p class=3D"MsoNormal"><span lang=3D"EN-US" style=3D"font-size:10.0pt;font-=
family:&quot;Arial&quot;,sans-serif;color:#1F497D;mso-fareast-language:JA">=
<o:p>&nbsp;</o:p></span></p>
<div>
<div style=3D"border:none;border-top:solid #E1E1E1 1.0pt;padding:3.0pt 0mm =
0mm 0mm">
<p class=3D"MsoNormal"><b><span lang=3D"EN-US" style=3D"mso-fareast-languag=
e:JA">From:</span></b><span lang=3D"EN-US" style=3D"mso-fareast-language:JA=
"> Pascal Thubert (pthubert) [mailto:pthubert@cisco.com]
<br>
<b>Sent:</b> Friday, January 9, 2015 4:39 PM<br>
<b>To:</b> ohba yoshihiro(</span><span style=3D"font-family:&quot;PMingLiU&=
quot;,serif;mso-fareast-language:JA">=1B$BBg>l=1B(B</span><span style=3D"ms=
o-fareast-language:JA">
</span><span style=3D"font-family:&quot;PMingLiU&quot;,serif;mso-fareast-la=
nguage:JA">=1B$B5AMN=1B(B</span><span lang=3D"EN-US" style=3D"mso-fareast-l=
anguage:JA"> =1B$B!{=1B(B</span><span style=3D"font-family:&quot;PMingLiU&q=
uot;,serif;mso-fareast-language:JA">=1B$B#R#D#C=1B(B</span><span lang=3D"EN=
-US" style=3D"mso-fareast-language:JA">=1B$B""=1B(B</span><span style=3D"fo=
nt-family:&quot;PMingLiU&quot;,serif;mso-fareast-language:JA">=1B$B#N#S#L=
=1B(B</span><span lang=3D"EN-US" style=3D"mso-fareast-language:JA">);
 mcr&#43;ietf@sandelman.ca; rstruik.ext@gmail.com<br>
<b>Cc:</b> 6tisch-security@ietf.org<br>
<b>Subject:</b> RE: Proposed text for archie<o:p></o:p></span></p>
</div>
</div>
<p class=3D"MsoNormal"><span lang=3D"EN-US"><o:p>&nbsp;</o:p></span></p>
<p class=3D"MsoNormal"><span lang=3D"EN-US" style=3D"color:#1F497D">Hello Y=
oshi:<o:p></o:p></span></p>
<p class=3D"MsoNormal"><span lang=3D"EN-US" style=3D"color:#1F497D"><o:p>&n=
bsp;</o:p></span></p>
<p class=3D"MsoNormal"><span lang=3D"EN-US" style=3D"color:#1F497D">The goa=
l of Archie is to explain how things work as soon as we get a WG consensus =
that we can build upon and progress upon and beyond.<o:p></o:p></span></p>
<p class=3D"MsoNormal"><span lang=3D"EN-US" style=3D"color:#1F497D"><o:p>&n=
bsp;</o:p></span></p>
<p class=3D"MsoNormal"><span lang=3D"EN-US" style=3D"color:#1F497D">In the =
case of the security, all this is still DT work, not WG consensus, so all t=
he section will be presented as an envisioned approach anyway, not a commit=
ted milestone.<o:p></o:p></span></p>
<p class=3D"MsoNormal"><span lang=3D"EN-US" style=3D"color:#1F497D">My inte=
nt for the whole security section is to prefix the DT text with a warning t=
hat this is only a direction for work that will be done after re-chartering=
, and that the consensus that the text
 represents is a DT consensus. <o:p></o:p></span></p>
<p class=3D"MsoNormal"><span lang=3D"EN-US" style=3D"color:#1F497D"><o:p>&n=
bsp;</o:p></span></p>
<p class=3D"MsoNormal"><span lang=3D"EN-US" style=3D"color:#1F497D">From th=
ere, the effective text is 1) up to you guys and 2) not a cast in stone any=
way.<o:p></o:p></span></p>
<p class=3D"MsoNormal"><span lang=3D"EN-US" style=3D"color:#1F497D">It is u=
p to the DT to define whether there is already DT consensus on the points t=
hat you wish to elide. If there is no consensus, then it should not pop up =
in Archie.<o:p></o:p></span></p>
<p class=3D"MsoNormal"><span lang=3D"EN-US" style=3D"color:#1F497D"><o:p>&n=
bsp;</o:p></span></p>
<div>
<p class=3D"MsoNormal"><span lang=3D"FR" style=3D"color:#1F497D">Cheers,<o:=
p></o:p></span></p>
<p class=3D"MsoNormal"><span lang=3D"FR" style=3D"color:#1F497D"><o:p>&nbsp=
;</o:p></span></p>
<p class=3D"MsoNormal"><span lang=3D"FR" style=3D"color:#1F497D">Pascal<o:p=
></o:p></span></p>
</div>
<p class=3D"MsoNormal"><span lang=3D"EN-US" style=3D"color:#1F497D"><o:p>&n=
bsp;</o:p></span></p>
<div style=3D"border:none;border-left:solid blue 1.5pt;padding:0mm 0mm 0mm =
4.0pt">
<div>
<div style=3D"border:none;border-top:solid #B5C4DF 1.0pt;padding:3.0pt 0mm =
0mm 0mm">
<p class=3D"MsoNormal"><b><span lang=3D"EN-US" style=3D"font-size:10.0pt;fo=
nt-family:&quot;Tahoma&quot;,sans-serif">From:</span></b><span lang=3D"EN-U=
S" style=3D"font-size:10.0pt;font-family:&quot;Tahoma&quot;,sans-serif">
<a href=3D"mailto:yoshihiro.ohba@toshiba.co.jp">yoshihiro.ohba@toshiba.co.j=
p</a> [<a href=3D"mailto:yoshihiro.ohba@toshiba.co.jp">mailto:yoshihiro.ohb=
a@toshiba.co.jp</a>]
<br>
<b>Sent:</b> vendredi 9 janvier 2015 06:32<br>
<b>To:</b> Pascal Thubert (pthubert); <a href=3D"mailto:mcr&#43;ietf@sandel=
man.ca">mcr&#43;ietf@sandelman.ca</a>;
<a href=3D"mailto:rstruik.ext@gmail.com">rstruik.ext@gmail.com</a><br>
<b>Cc:</b> <a href=3D"mailto:6tisch-security@ietf.org">6tisch-security@ietf=
.org</a><br>
<b>Subject:</b> RE: Proposed text for archie<o:p></o:p></span></p>
</div>
</div>
<p class=3D"MsoNormal"><span lang=3D"EN-US"><o:p>&nbsp;</o:p></span></p>
<p class=3D"MsoNormal"><span lang=3D"EN-US" style=3D"font-size:10.0pt;font-=
family:&quot;Arial&quot;,sans-serif;color:#1F497D;mso-fareast-language:JA">=
In the last 6tisch security call, I promised to send my comments on the pro=
posed text, and here is my try.<o:p></o:p></span></p>
<p class=3D"MsoNormal"><span lang=3D"EN-US" style=3D"font-size:10.0pt;font-=
family:&quot;Arial&quot;,sans-serif;color:#1F497D;mso-fareast-language:JA">=
<o:p>&nbsp;</o:p></span></p>
<p class=3D"MsoNormal"><span lang=3D"EN-US" style=3D"mso-fareast-language:J=
A">I think describing the 3 logical elements (JN, JA and JCE) is the key wo=
rk in the security architecture.<o:p></o:p></span></p>
<p class=3D"MsoNormal"><span lang=3D"EN-US" style=3D"mso-fareast-language:J=
A"><o:p>&nbsp;</o:p></span></p>
<p class=3D"MsoNormal"><span lang=3D"EN-US" style=3D"mso-fareast-language:J=
A">On the other hand, I think the following specific parts (and I commented=
 about these before) need more investigation and I don=1B$B!G=1B(Bt think w=
e can include them in the architecture draft:<o:p></o:p></span></p>
<p class=3D"MsoNormal"><span lang=3D"EN-US" style=3D"mso-fareast-language:J=
A"><o:p>&nbsp;</o:p></span></p>
<p class=3D"MsoListParagraph" style=3D"margin-left:18.0pt;mso-para-margin-l=
eft:0gd;text-indent:-18.0pt">
<span lang=3D"EN-US" style=3D"mso-fareast-language:JA">-</span><span lang=
=3D"EN-US" style=3D"font-size:7.0pt;font-family:&quot;Times New Roman&quot;=
,serif;mso-fareast-language:JA">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&=
nbsp;&nbsp;
</span><span lang=3D"EN-US" style=3D"mso-fareast-language:JA">Use of ULA pr=
efix for joining.<o:p></o:p></span></p>
<p class=3D"MsoListParagraph" style=3D"margin-left:18.0pt;mso-para-margin-l=
eft:0gd;text-indent:-18.0pt">
<span lang=3D"EN-US" style=3D"mso-fareast-language:JA">-</span><span lang=
=3D"EN-US" style=3D"font-size:7.0pt;font-family:&quot;Times New Roman&quot;=
,serif;mso-fareast-language:JA">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&=
nbsp;&nbsp;
</span><span lang=3D"EN-US" style=3D"mso-fareast-language:JA">Use of RH2 fo=
r communicating between JN and JCE via JA.<o:p></o:p></span></p>
<p class=3D"MsoListParagraph" style=3D"margin-left:18.0pt;mso-para-margin-l=
eft:0gd;text-indent:-18.0pt">
<span lang=3D"EN-US" style=3D"mso-fareast-language:JA">-</span><span lang=
=3D"EN-US" style=3D"font-size:7.0pt;font-family:&quot;Times New Roman&quot;=
,serif;mso-fareast-language:JA">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&=
nbsp;&nbsp;
</span><span lang=3D"EN-US" style=3D"mso-fareast-language:JA">Use of DTLS f=
or joining purpose, including JCE-initiated DTLS.<o:p></o:p></span></p>
<p class=3D"MsoNormal"><span lang=3D"EN-US" style=3D"mso-fareast-language:J=
A"><o:p>&nbsp;</o:p></span></p>
<p class=3D"MsoNormal"><span lang=3D"EN-US" style=3D"mso-fareast-language:J=
A">This is a solution, but there are multiple other solutions being discuss=
ed as well. &nbsp;I think the architecture should be described in a general=
 way to cover possible solutions not just a
 single specific solution with protocol names, and designing/choosing a sol=
ution or solutions &nbsp;should be started only after we agree with the gen=
eral architecture.<o:p></o:p></span></p>
<p class=3D"MsoNormal"><span lang=3D"EN-US" style=3D"mso-fareast-language:J=
A"><o:p>&nbsp;</o:p></span></p>
<p class=3D"MsoNormal"><span lang=3D"EN-US" style=3D"mso-fareast-language:J=
A">Regards,<o:p></o:p></span></p>
<p class=3D"MsoNormal"><span lang=3D"EN-US" style=3D"mso-fareast-language:J=
A">Yoshihiro Ohba<o:p></o:p></span></p>
<p class=3D"MsoNormal"><span lang=3D"EN-US" style=3D"mso-fareast-language:J=
A"><o:p>&nbsp;</o:p></span></p>
<p class=3D"MsoNormal"><span lang=3D"EN-US" style=3D"font-size:10.0pt;font-=
family:&quot;Arial&quot;,sans-serif;color:#1F497D;mso-fareast-language:JA">=
<o:p>&nbsp;</o:p></span></p>
<div>
<div style=3D"border:none;border-top:solid #E1E1E1 1.0pt;padding:3.0pt 0mm =
0mm 0mm">
<p class=3D"MsoNormal"><b><span lang=3D"EN-US" style=3D"mso-fareast-languag=
e:JA">From:</span></b><span lang=3D"EN-US" style=3D"mso-fareast-language:JA=
"> 6tisch-security [<a href=3D"mailto:6tisch-security-bounces@ietf.org">mai=
lto:6tisch-security-bounces@ietf.org</a>]
<b>On Behalf Of </b>Pascal Thubert (pthubert)<br>
<b>Sent:</b> Wednesday, December 10, 2014 1:37 AM<br>
<b>To:</b> Michael Richardson; Rene Struik<br>
<b>Cc:</b> <a href=3D"mailto:6tisch-security@ietf.org">6tisch-security@ietf=
.org</a><br>
<b>Subject:</b> [6tisch-security] Proposed text for archie<o:p></o:p></span=
></p>
</div>
</div>
<p class=3D"MsoNormal"><span lang=3D"EN-US" style=3D"mso-fareast-language:J=
A"><o:p>&nbsp;</o:p></span></p>
<p class=3D"MsoNormal"><span lang=3D"EN-US" style=3D"mso-fareast-language:J=
A">Dear all:<o:p></o:p></span></p>
<p class=3D"MsoNormal"><span lang=3D"EN-US" style=3D"mso-fareast-language:J=
A"><o:p>&nbsp;</o:p></span></p>
<p class=3D"MsoNormal"><span lang=3D"EN-US" style=3D"mso-fareast-language:J=
A">Please find my summary of our recent discussions with the sort of level =
I would expect for the archi spec at this stage.<o:p></o:p></span></p>
<p class=3D"MsoNormal"><span lang=3D"EN-US" style=3D"mso-fareast-language:J=
A"><o:p>&nbsp;</o:p></span></p>
<p class=3D"MsoNormal"><span lang=3D"EN-US" style=3D"mso-fareast-language:J=
A">=1B$B!H=1B(B<o:p></o:p></span></p>
<p class=3D"MsoNormal"><span lang=3D"EN-US" style=3D"mso-fareast-language:J=
A"><o:p>&nbsp;</o:p></span></p>
<p class=3D"MsoNormal"><span lang=3D"EN-US" style=3D"mso-fareast-language:J=
A">The join process is the process by which a node, virtually out of the bo=
x, will discover a network, get authenticated and authorized in the network=
, obtain credentials to participate to
 the network, and obatin reachability through the network. <o:p></o:p></spa=
n></p>
<p class=3D"MsoNormal"><span lang=3D"EN-US" style=3D"mso-fareast-language:J=
A"><o:p>&nbsp;</o:p></span></p>
<p class=3D"MsoNormal"><span lang=3D"EN-US" style=3D"mso-fareast-language:J=
A">The architecture specifies 3 logical elements to describe the join proce=
ss:<o:p></o:p></span></p>
<p class=3D"MsoNormal"><span lang=3D"EN-US" style=3D"mso-fareast-language:J=
A">- a Joining Node (JN), that is yet not authenticated to participate to t=
he network, &nbsp;<o:p></o:p></span></p>
<p class=3D"MsoNormal"><span lang=3D"EN-US" style=3D"mso-fareast-language:J=
A">- a Join Assistant (JA), that is already participating to the network, a=
nd is reachable over the network<o:p></o:p></span></p>
<p class=3D"MsoNormal"><span lang=3D"EN-US" style=3D"mso-fareast-language:J=
A">- a Join Coordination Entity, that is the front end for authentication a=
nd authorization for the JA.<o:p></o:p></span></p>
<p class=3D"MsoNormal"><span lang=3D"EN-US" style=3D"mso-fareast-language:J=
A"><o:p>&nbsp;</o:p></span></p>
<p class=3D"MsoNormal"><span lang=3D"EN-US" style=3D"mso-fareast-language:J=
A">The text below makes a difference between a join IPv6 link and other IPv=
6 links in the production network. With 6TiSCH, an IPv6 link is associated =
in each node with a particular bundle
 of cells for multicast transmissions. The production network can be a mult=
ilink subnet of such IPv6 links. In some networks, the join process may hap=
pen on that bundle, using the production prefix, but this exposes productio=
n information and may not be desirable.
 In a more secure mode, a separate IPv6 link, and associated bundle is defi=
ned in each individual JA. A particular ULA prefix t is locally assigned by=
 the JA for use in that IPv6 link and is not exposed to the routing fabric =
in the production network. The ULA
 prefix uniquely indicates the particular join link on which it is exposed.=
<o:p></o:p></span></p>
<p class=3D"MsoNormal"><span lang=3D"EN-US" style=3D"mso-fareast-language:J=
A"><o:p>&nbsp;</o:p></span></p>
<p class=3D"MsoNormal"><span lang=3D"EN-US" style=3D"mso-fareast-language:J=
A"><o:p>&nbsp;</o:p></span></p>
<p class=3D"MsoNormal"><span lang=3D"EN-US" style=3D"mso-fareast-language:J=
A">At the beginning of times, the JA exposes a joining set of information i=
n a beacon. This information includes link information for the bundle that =
can be used to join (schedule IE=1B$B!D=1B(B) and
 routing information (RA message). The JN scans the network till it gets su=
ch message. The message is signed and may be encrypted with a well-known ke=
y, but for all practical purpose it is considered in the clear. The prefix =
in the RA exposes the ULA prefix
 when that mode is used, as opposed to the production prefix. <o:p></o:p></=
span></p>
<p class=3D"MsoNormal"><span lang=3D"EN-US" style=3D"mso-fareast-language:J=
A"><o:p>&nbsp;</o:p></span></p>
<p class=3D"MsoNormal"><span lang=3D"EN-US" style=3D"mso-fareast-language:J=
A">Upon reception of the beacon, the JN forms an address from the prefix in=
 the RA. This address is not injected in the routing fabric, and no state i=
s formed in the network for that particular
 address. The JN contacts the JA to join the network using that address, an=
d the JA relays the request to the JCE by encapsulating it in a JA-to-JCE m=
essage. At this stage, a DoS attack by a rogue JN can only be local to the =
JA. The JA may throttle join requests
 or perform additional checks to defeat such attacks. The size of the join =
bundle for that particular JA is another constraint that limits DoS attack.=
 The JN may store an ND cache mapping the ULA address of the JN with the MA=
C address of the JN, but it does
 not need to.<o:p></o:p></span></p>
<p class=3D"MsoNormal"><span lang=3D"EN-US" style=3D"mso-fareast-language:J=
A"><o:p>&nbsp;</o:p></span></p>
<p class=3D"MsoNormal"><span lang=3D"EN-US" style=3D"mso-fareast-language:J=
A">Upon reception of the join request from the JA, the JCE stores the reque=
st to be processed asynchronously or dropped. When the JCE decides to respo=
nd, it contacts the JN directly and establishes
 an end-to-end JCE-to-JN DTLS connection. At that point of time, the JA can=
 reach the JN=1B$B!G=1B(Bs address over the join bundle, but the JN address=
 is not advertised over the routing fabric, so it cannot be reached directl=
y from the JCE. To reach the JN, the JCE sets
 the destination address in the IP packet as the JA, and inserts a RH type =
2 indicating the address of the JN, which only the JA can route to. The JA =
receives the packet, processes the RH2. The prefix (e.g. a ULA) indicates w=
hich IPv6 link (which bundle) can
 be used to reach the JN. The JA resolves the MAC address of the JN (either=
 using an NS/NA exchange or implicitly if the IID is based on MAC-64), and =
forwards the packet to the JN.<o:p></o:p></span></p>
<p class=3D"MsoNormal"><span lang=3D"EN-US" style=3D"mso-fareast-language:J=
A"><o:p>&nbsp;</o:p></span></p>
<p class=3D"MsoNormal"><span lang=3D"EN-US" style=3D"mso-fareast-language:J=
A">When the exchange between the JN and the JCE is completed, the JN owns a=
 network key that it can use in the production network. The JN contacts the=
 JA again using an encrypted RS message.
 The JA responds with an encrypted RA message with information on the produ=
ction network. The relevant IEs are passed with the RA message so the JN ma=
y now form an address in the production network. At that point, the JN uses=
 efficient ND to validate its address,
 and the 6LR &#8211;typically but not necessarily the JA) injects that addr=
ess in the LLN using RPL, as discussed earlier in the architecture.<o:p></o=
:p></span></p>
<p class=3D"MsoNormal"><span lang=3D"EN-US" style=3D"mso-fareast-language:J=
A"><o:p>&nbsp;</o:p></span></p>
<p class=3D"MsoNormal"><span lang=3D"EN-US" style=3D"mso-fareast-language:J=
A">=1B$B!H=1B(B<o:p></o:p></span></p>
<p class=3D"MsoNormal"><span lang=3D"EN-US" style=3D"mso-fareast-language:J=
A"><o:p>&nbsp;</o:p></span></p>
<p class=3D"MsoNormal"><span lang=3D"EN-US" style=3D"mso-fareast-language:J=
A">Does this reflect a common consensus?<o:p></o:p></span></p>
<p class=3D"MsoNormal"><span lang=3D"EN-US" style=3D"mso-fareast-language:J=
A"><o:p>&nbsp;</o:p></span></p>
<p class=3D"MsoNormal"><span lang=3D"EN-US" style=3D"mso-fareast-language:J=
A">Pascal<o:p></o:p></span></p>
</div>
</div>
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Dear colleagues:

I posted a write-up on security considerations for 6tisch. This document 
provides lots of footnotes on behavior and security and implementation 
considerations re MAC, networking, and join protocol behavior.

The write-up still has some rough edges (which I will have smoothed up 
in the next round). The result of this may be submitted as a sequel to 
the document draft-struik-6tisch-security-architecture-elements-01, 
rather than as stand-alone document, after consultation with co-authors 
of that document.

Best regards, Rene

-------- Forwarded Message --------
Subject: 	New Version Notification for 
draft-struik-6tisch-security-considerations-00.txt
Date: 	Fri, 09 Jan 2015 06:48:50 -0800
From: 	internet-drafts@ietf.org
To: 	Rene Struik <rstruik.ext@gmail.com>, Rene Struik 
<rstruik.ext@gmail.com>



A new version of I-D, draft-struik-6tisch-security-considerations-00.txt
has been successfully submitted by Rene Struik and posted to the
IETF repository.

Name:		draft-struik-6tisch-security-considerations
Revision:	00
Title:		6TiSCH Security Architectural Considerations
Document date:	2015-01-09
Group:		Individual Submission
Pages:		14
URL:            http://www.ietf.org/internet-drafts/draft-struik-6tisch-security-considerations-00.txt
Status:         https://datatracker.ietf.org/doc/draft-struik-6tisch-security-considerations/
Htmlized:       http://tools.ietf.org/html/draft-struik-6tisch-security-considerations-00


Abstract:
    This document describes 6TiSCH security architectural elements with
    high level requirements and the security framework that are relevant
    for the design of the 6TiSCH security solution.

                                                                                   


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    Dear colleagues:<br>
    <br>
    I posted a write-up on security considerations for 6tisch. This
    document provides lots of footnotes on behavior and security and
    implementation considerations re MAC, networking, and join protocol
    behavior. <br>
    <br>
    The write-up still has some rough edges (which I will have smoothed
    up in the next round). The result of this may be submitted as a
    sequel to the document
    draft-struik-6tisch-security-architecture-elements-01, rather than
    as stand-alone document, after consultation with co-authors of that
    document.<br>
    <br>
    Best regards, Rene<br>
    <div class="moz-forward-container"><br>
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            <th align="RIGHT" nowrap="nowrap" valign="BASELINE">Subject:
            </th>
            <td>New Version Notification for
              draft-struik-6tisch-security-considerations-00.txt</td>
          </tr>
          <tr>
            <th align="RIGHT" nowrap="nowrap" valign="BASELINE">Date: </th>
            <td>Fri, 09 Jan 2015 06:48:50 -0800</td>
          </tr>
          <tr>
            <th align="RIGHT" nowrap="nowrap" valign="BASELINE">From: </th>
            <td><a class="moz-txt-link-abbreviated" href="mailto:internet-drafts@ietf.org">internet-drafts@ietf.org</a></td>
          </tr>
          <tr>
            <th align="RIGHT" nowrap="nowrap" valign="BASELINE">To: </th>
            <td>Rene Struik <a class="moz-txt-link-rfc2396E" href="mailto:rstruik.ext@gmail.com">&lt;rstruik.ext@gmail.com&gt;</a>, Rene Struik
              <a class="moz-txt-link-rfc2396E" href="mailto:rstruik.ext@gmail.com">&lt;rstruik.ext@gmail.com&gt;</a></td>
          </tr>
        </tbody>
      </table>
      <br>
      <br>
      <pre>A new version of I-D, draft-struik-6tisch-security-considerations-00.txt
has been successfully submitted by Rene Struik and posted to the
IETF repository.

Name:		draft-struik-6tisch-security-considerations
Revision:	00
Title:		6TiSCH Security Architectural Considerations
Document date:	2015-01-09
Group:		Individual Submission
Pages:		14
URL:            <a class="moz-txt-link-freetext" href="http://www.ietf.org/internet-drafts/draft-struik-6tisch-security-considerations-00.txt">http://www.ietf.org/internet-drafts/draft-struik-6tisch-security-considerations-00.txt</a>
Status:         <a class="moz-txt-link-freetext" href="https://datatracker.ietf.org/doc/draft-struik-6tisch-security-considerations/">https://datatracker.ietf.org/doc/draft-struik-6tisch-security-considerations/</a>
Htmlized:       <a class="moz-txt-link-freetext" href="http://tools.ietf.org/html/draft-struik-6tisch-security-considerations-00">http://tools.ietf.org/html/draft-struik-6tisch-security-considerations-00</a>


Abstract:
   This document describes 6TiSCH security architectural elements with
   high level requirements and the security framework that are relevant
   for the design of the 6TiSCH security solution.

                                                                                  


Please note that it may take a couple of minutes from the time of submission
until the htmlized version and diff are available at tools.ietf.org.

The IETF Secretariat

</pre>
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From nobody Fri Jan  9 07:51:58 2015
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Message-ID: <54AFF914.9040004@gmail.com>
Date: Fri, 09 Jan 2015 10:51:48 -0500
From: Rene Struik <rstruik.ext@gmail.com>
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Subject: [6tisch-security] (now with section suitable for inclusion with 6tisch architecture draft) Fwd: New Version Notification for draft-struik-6tisch-security-considerations-01.txt
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Dear colleagues:

I updated my submission of earlier today, so as to include a small 
section (1.3.1) with a high-level overview of the join protocol, 
including phases (authentication, authorization, configuration), and 
diagrams. That section could be useful for inclusion with 
https://tools.ietf.org/html/draft-ietf-6tisch-architecture-04.

Best regards, Rene

-------- Forwarded Message --------
Subject: 	New Version Notification for 
draft-struik-6tisch-security-considerations-01.txt
Date: 	Fri, 09 Jan 2015 07:47:21 -0800
From: 	internet-drafts@ietf.org
To: 	Rene Struik <rstruik.ext@gmail.com>, Rene Struik 
<rstruik.ext@gmail.com>



A new version of I-D, draft-struik-6tisch-security-considerations-01.txt
has been successfully submitted by Rene Struik and posted to the
IETF repository.

Name:		draft-struik-6tisch-security-considerations
Revision:	01
Title:		6TiSCH Security Architectural Considerations
Document date:	2015-01-09
Group:		Individual Submission
Pages:		16
URL:            http://www.ietf.org/internet-drafts/draft-struik-6tisch-security-considerations-01.txt
Status:         https://datatracker.ietf.org/doc/draft-struik-6tisch-security-considerations/
Htmlized:       http://tools.ietf.org/html/draft-struik-6tisch-security-considerations-01
Diff:           http://www.ietf.org/rfcdiff?url2=draft-struik-6tisch-security-considerations-01

Abstract:
    This document describes 6TiSCH security architectural elements with
    high level requirements and the security framework that are relevant
    for the design of the 6TiSCH security solution.

                                                                                   


Please note that it may take a couple of minutes from the time of submission
until the htmlized version and diff are available at tools.ietf.org.

The IETF Secretariat




--------------010600050306000504040701
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<html>
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    <meta http-equiv="content-type" content="text/html; charset=utf-8">
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    Dear colleagues:<br>
    <br>
    I updated my submission of earlier today, so as to include a small
    section (1.3.1) with a high-level overview of the join protocol,
    including phases (authentication, authorization, configuration), and
    diagrams. That section could be useful for inclusion with
    <a class="moz-txt-link-freetext" href="https://tools.ietf.org/html/draft-ietf-6tisch-architecture-04">https://tools.ietf.org/html/draft-ietf-6tisch-architecture-04</a>.<br>
    <div class="moz-forward-container"><br>
      Best regards, Rene<br>
      <br>
      -------- Forwarded Message --------
      <table class="moz-email-headers-table" border="0" cellpadding="0"
        cellspacing="0">
        <tbody>
          <tr>
            <th align="RIGHT" nowrap="nowrap" valign="BASELINE">Subject:
            </th>
            <td>New Version Notification for
              draft-struik-6tisch-security-considerations-01.txt</td>
          </tr>
          <tr>
            <th align="RIGHT" nowrap="nowrap" valign="BASELINE">Date: </th>
            <td>Fri, 09 Jan 2015 07:47:21 -0800</td>
          </tr>
          <tr>
            <th align="RIGHT" nowrap="nowrap" valign="BASELINE">From: </th>
            <td><a class="moz-txt-link-abbreviated" href="mailto:internet-drafts@ietf.org">internet-drafts@ietf.org</a></td>
          </tr>
          <tr>
            <th align="RIGHT" nowrap="nowrap" valign="BASELINE">To: </th>
            <td>Rene Struik <a class="moz-txt-link-rfc2396E" href="mailto:rstruik.ext@gmail.com">&lt;rstruik.ext@gmail.com&gt;</a>, Rene Struik
              <a class="moz-txt-link-rfc2396E" href="mailto:rstruik.ext@gmail.com">&lt;rstruik.ext@gmail.com&gt;</a></td>
          </tr>
        </tbody>
      </table>
      <br>
      <br>
      <pre>A new version of I-D, draft-struik-6tisch-security-considerations-01.txt
has been successfully submitted by Rene Struik and posted to the
IETF repository.

Name:		draft-struik-6tisch-security-considerations
Revision:	01
Title:		6TiSCH Security Architectural Considerations
Document date:	2015-01-09
Group:		Individual Submission
Pages:		16
URL:            <a class="moz-txt-link-freetext" href="http://www.ietf.org/internet-drafts/draft-struik-6tisch-security-considerations-01.txt">http://www.ietf.org/internet-drafts/draft-struik-6tisch-security-considerations-01.txt</a>
Status:         <a class="moz-txt-link-freetext" href="https://datatracker.ietf.org/doc/draft-struik-6tisch-security-considerations/">https://datatracker.ietf.org/doc/draft-struik-6tisch-security-considerations/</a>
Htmlized:       <a class="moz-txt-link-freetext" href="http://tools.ietf.org/html/draft-struik-6tisch-security-considerations-01">http://tools.ietf.org/html/draft-struik-6tisch-security-considerations-01</a>
Diff:           <a class="moz-txt-link-freetext" href="http://www.ietf.org/rfcdiff?url2=draft-struik-6tisch-security-considerations-01">http://www.ietf.org/rfcdiff?url2=draft-struik-6tisch-security-considerations-01</a>

Abstract:
   This document describes 6TiSCH security architectural elements with
   high level requirements and the security framework that are relevant
   for the design of the 6TiSCH security solution.

                                                                                  


Please note that it may take a couple of minutes from the time of submission
until the htmlized version and diff are available at tools.ietf.org.

The IETF Secretariat

</pre>
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--------------010600050306000504040701--


From nobody Tue Jan 13 16:37:20 2015
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Date: Tue, 13 Jan 2015 19:37:04 -0500
From: Rene Struik <rstruik.ext@gmail.com>
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Subject: [6tisch-security] reminder -- 6tisch security call *tomorrow*, Wed Jan 14, 2015, 11am EST (dial-in info at bottom)
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Dear colleagues:

Just a quick reminder that we *do* have a conf call tomorrow, Wed Jan 
14, 2015, 11am EST.

Currently, the main agenda item is item #4b of last week: input to the 
6tisch architecture draft. It would also be good to have some more 
comments on the draft I posted.

Minutes of calls later tonight (sorry - extremely busy). For conf call 
dial-in info, see bottom of email.

Best regards, Rene

==
Note: next week's call is on Wed Jan 14, 2015, 11am EST.

On 1/6/2015 11:48 AM, Rene Struik wrote:
> Dear colleagues:
>
> Happy New Year!
>
> According to the agreed-upon 6tisch security conf call schedule, we 
> will resume the conference call series today, Tue Jan 6, 2015, 5pm EST.
>
> I propose we continue the discussion where we left off prior to 
> Christmas (essentially, item 3c below), except that we may have a 
> short presentation first (item #2).
>
> Agenda:
> 1) administrativia {agenda bashing/minutes}
> 2) {still to be confirmed} presentation Giuseppe Piro
> 3) join protocol details
> -- a) (done) status update MAC behavior
> -- b) (brief!) recap of routing/communication flow aspects
> -- c) incremental deployment aspects
> 4) input 6tisch security to other 6tisch documents
> -- a) terminology draft
> -- b) architecture draft
>
> Conf call time: 5pm EST = 7am Japan = 2pm PST = 11pm Paris time. {The 
> next call, on January 6, 2014) is also at 5pm EST (see schedule till 
> half of January 2015)}.
> Note: next week's call is on Wed Jan 14, 2015, 11am EST.
>
> Dial-in info at end of this email.
>
> Best regards,
>
> Rene
>
> -------- Forwarded Message --------
> Subject: 	Suggested agenda for 6tisch security call of *today*, Tue 
> December 16, 2014, 5pm EST (dial-in info at bottom)
> Date: 	Tue, 16 Dec 2014 09:21:20 -0500
> From: 	Rene Struik <rstruik.ext@gmail.com>
> To: 	tisch-security <6tisch-security@ietf.org>
>
>
>
> Dear colleagues:
>
> I propose we continue the discussion where we left off last week.
>
> Agenda:
> 1) administrativia {agenda bashing/minutes}
> 2) join protocol details
> -- a) (brief!) status update MAC behavior
> -- b) continuation of routing/communication flow aspects {last week, 
> we did not finish the only two slides on this
> 3) input 6tisch security to other 6tisch documents
>
> Conf call time: 5pm EST = 7am Japan = 2pm PST = 11pm Paris time. {The 
> next call, on January 6, 2014) is also at 5pm EST (see schedule till 
> half of January 2015)}.
>
> Dial-in info at end of this email.
>
> Best regards,
>
> Rene
>
> -------- Forwarded Message --------
> Subject: 	suggested agenda for 6tisch security call of tomorrow, Tue 
> December 9, 2014, 9am EST (dial-in info at bottom)
> Date: 	Mon, 08 Dec 2014 17:16:40 -0500
> From: 	Rene Struik <rstruik.ext@gmail.com>
> To: 	tisch-security <6tisch-security@ietf.org>
>
>
>
> Dear colleagues:
>
> For last week's Tue Dec 2, 2014, 9am EST conf call I prepared some 
> material and posted prior to the call. During the call, we discussed 
> all MAC-related aspects relevant for the join protocol and did not 
> discuss higher-layer aspects I prepared material for yet. I suggest we 
> continue the systematic discussion of last week and take that topic on 
> now.
>
> This leads to the following suggested agenda for this week 
> (essentially a continuation of last week's one):
>
> Same as last week's, except with
> #1a-b) focus on routing/communication flow related aspects join protocol;
> #2a): confirm concensus on MAC (as discussed last week) and 
> routing/communication flow aspects
> #2c) {as consequence of two items above} what to squeeze into 
> architecture draft
>
> The detailed agenda and dial-in info is below (#A, resp. #B).
>
> Best regards, Rene
>
> _A) Suggested agenda Tue Dec 9, 2014, 9am EST call_
>
> Proposed agenda:
>
> 0) Agenda bashing
>
> 1) Join protocol details
>
>     a) desired properties
>     b) realizable properties
>
>     #1a-b) focus on routing/communication flow related aspects join
>     protocol (we discussed MAC-related join-relevant aspects during
>     the conf call of Tue Dec 2, 2014, 9am EST).
>     For slides, see
>     https://drive.google.com/folderview?id=0B2a6Ilxu1XfCNF9JaXR1ZXlzZlU&usp=sharing
>     (same slides as sent out prior to Dec 2, 2014, 9am EST call)
>     Relevant slides: Slides 23-25 (contained in entire slide deck
>     (ppt), but also in excerpt (pdf))
>
> 2) Next steps:
>         a) consensus on 1#a and 1#b
>
>     #2a): confirm consensus on MAC (as discussed last week) and
>     routing/communication flow aspects
>     #2c) {as consequence of two items above} what to squeeze into
>     architecture draft
>
>         b) form tiger team to work out details
>             - project phases
>             - communication of sub-results
>         c) what to squeeze into architecture draft, etc.
>
> I will prepare material to facilitate discussion on 1) and 2), to be 
> discussed during the call.
>
> _B) Dial-in information:_
> English : New York Time 6tisch security
> Tuesday, December 9, 2014 | 9:00 am Eastern Standard Time (GMT-05:00)
> Meeting number:   641 709 118
> Meeting password: joinjoin
> Audio connection:
>        1-877-668-4493 Call-in toll free number (US/Canada)
>        1-650-479-3208 Call-in toll number (US/Canada)
>
> Access code: 641 709 118
> Meeting link:
>          https://ietf.webex.com/ietf/j.php?MTID=m1aa12258a83109b4ae291fb0c2bd92d6
>
> The etherpad we have used is at:
>         http://etherpad.tools.ietf.org:9000/p/6tisch-security-6top-xml.txt
>
>
> -- 
> email:rstruik.ext@gmail.com  | Skype: rstruik
> cell: +1 (647) 867-5658 | US: +1 (415) 690-7363
>
>
>
>


-- 
email: rstruik.ext@gmail.com | Skype: rstruik
cell: +1 (647) 867-5658 | US: +1 (415) 690-7363


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    <div class="moz-cite-prefix">Dear colleagues:<br>
      <br>
      Just a quick reminder that we *do* have a conf call tomorrow, Wed
      Jan 14, 2015, 11am EST.<br>
      <br>
      Currently, the main agenda item is item #4b of last week: input to
      the 6tisch architecture draft. It would also be good to have some
      more comments on the draft I posted.<br>
      <br>
      Minutes of calls later tonight (sorry - extremely busy). For conf
      call dial-in info, see bottom of email.<br>
      <br>
      Best regards, Rene<br>
      <br>
      ==<br>
      Note: next week's call is on Wed Jan 14, 2015, 11am EST.<br>
      <br>
      On 1/6/2015 11:48 AM, Rene Struik wrote:<br>
    </div>
    <blockquote cite="mid:54AC11F5.3060907@gmail.com" type="cite">
      <meta http-equiv="content-type" content="text/html; charset=utf-8">
      Dear colleagues:<br>
      <br>
      Happy New Year!<br>
      <br>
      According to the agreed-upon 6tisch security conf call schedule,
      we will resume the conference call series today, Tue Jan 6, 2015,
      5pm EST.<br>
      <br>
      I propose we continue the discussion where we left off prior to
      Christmas (essentially, item 3c below), except that we may have a
      short presentation first (item #2).<br>
      <br>
      Agenda:<br>
      1) administrativia {agenda bashing/minutes}<br>
      2) {still to be confirmed} presentation Giuseppe Piro <br>
      3) join protocol details<br>
      -- a) (done) status update MAC behavior<br>
      -- b) (brief!) recap of routing/communication flow aspects<br>
      -- c) incremental deployment aspects<br>
      4) input 6tisch security to other 6tisch documents<br>
      -- a) terminology draft<br>
      -- b) architecture draft<br>
      <br>
      Conf call time: 5pm EST = 7am Japan = 2pm PST = 11pm Paris time.
      {The next call, on January 6, 2014) is also at 5pm EST (see
      schedule till half of January 2015)}.<br>
      Note: next week's call is on Wed Jan 14, 2015, 11am EST.<br>
      <div class="moz-forward-container"><br>
        Dial-in info at end of this email.<br>
        <br>
        Best regards, <br>
        <br>
        Rene<br>
        <br>
        -------- Forwarded Message --------
        <table class="moz-email-headers-table" border="0"
          cellpadding="0" cellspacing="0">
          <tbody>
            <tr>
              <th align="RIGHT" nowrap="nowrap" valign="BASELINE">Subject:

              </th>
              <td>Suggested agenda for 6tisch security call of *today*,
                Tue December 16, 2014, 5pm EST (dial-in info at bottom)</td>
            </tr>
            <tr>
              <th align="RIGHT" nowrap="nowrap" valign="BASELINE">Date:
              </th>
              <td>Tue, 16 Dec 2014 09:21:20 -0500</td>
            </tr>
            <tr>
              <th align="RIGHT" nowrap="nowrap" valign="BASELINE">From:
              </th>
              <td>Rene Struik <a moz-do-not-send="true"
                  class="moz-txt-link-rfc2396E"
                  href="mailto:rstruik.ext@gmail.com">&lt;rstruik.ext@gmail.com&gt;</a></td>
            </tr>
            <tr>
              <th align="RIGHT" nowrap="nowrap" valign="BASELINE">To: </th>
              <td>tisch-security <a moz-do-not-send="true"
                  class="moz-txt-link-rfc2396E"
                  href="mailto:6tisch-security@ietf.org">&lt;6tisch-security@ietf.org&gt;</a></td>
            </tr>
          </tbody>
        </table>
        <br>
        <br>
        <meta http-equiv="content-type" content="text/html;
          charset=utf-8">
        Dear colleagues:<br>
        <br>
        I propose we continue the discussion where we left off last
        week. <br>
        <br>
        Agenda:<br>
        1) administrativia {agenda bashing/minutes}<br>
        2) join protocol details<br>
        -- a) (brief!) status update MAC behavior<br>
        -- b) continuation of routing/communication flow aspects {last
        week, we did not finish the only two slides on this<br>
        3) input 6tisch security to other 6tisch documents<br>
        <br>
        Conf call time: 5pm EST = 7am Japan = 2pm PST = 11pm Paris time.
        {The next call, on January 6, 2014) is also at 5pm EST (see
        schedule till half of January 2015)}.<br>
        <div class="moz-forward-container"><br>
          Dial-in info at end of this email.<br>
          <br>
          Best regards, <br>
          <br>
          Rene<br>
          <br>
          -------- Forwarded Message --------
          <table class="moz-email-headers-table" border="0"
            cellpadding="0" cellspacing="0">
            <tbody>
              <tr>
                <th align="RIGHT" nowrap="nowrap" valign="BASELINE">Subject:


                </th>
                <td>suggested agenda for 6tisch security call of
                  tomorrow, Tue December 9, 2014, 9am EST (dial-in info
                  at bottom)</td>
              </tr>
              <tr>
                <th align="RIGHT" nowrap="nowrap" valign="BASELINE">Date:

                </th>
                <td>Mon, 08 Dec 2014 17:16:40 -0500</td>
              </tr>
              <tr>
                <th align="RIGHT" nowrap="nowrap" valign="BASELINE">From:

                </th>
                <td>Rene Struik <a moz-do-not-send="true"
                    class="moz-txt-link-rfc2396E"
                    href="mailto:rstruik.ext@gmail.com">&lt;rstruik.ext@gmail.com&gt;</a></td>
              </tr>
              <tr>
                <th align="RIGHT" nowrap="nowrap" valign="BASELINE">To:
                </th>
                <td>tisch-security <a moz-do-not-send="true"
                    class="moz-txt-link-rfc2396E"
                    href="mailto:6tisch-security@ietf.org">&lt;6tisch-security@ietf.org&gt;</a></td>
              </tr>
            </tbody>
          </table>
          <br>
          <br>
          <meta http-equiv="content-type" content="text/html;
            charset=utf-8">
          Dear colleagues:<br>
          <br>
          For last week's Tue Dec 2, 2014, 9am EST conf call I prepared
          some material and posted prior to the call. During the call,
          we discussed all MAC-related aspects relevant for the join
          protocol and did not discuss higher-layer aspects I prepared
          material for yet. I suggest we continue the systematic
          discussion of last week and take that topic on now.<br>
          <br>
          This leads to the following suggested agenda for this week
          (essentially a continuation of last week's one):<br>
          <br>
          Same as last week's, except with<br>
          #1a-b) focus on routing/communication flow related aspects
          join protocol;<br>
          #2a): confirm concensus on MAC (as discussed last week) and
          routing/communication flow aspects<br>
          #2c) {as consequence of two items above} what to squeeze into
          architecture draft<br>
          <br>
          The detailed agenda and dial-in info is below (#A, resp. #B).<br>
          <br>
          Best regards, Rene<br>
          <br>
          <u>A) Suggested agenda Tue Dec 9, 2014, 9am EST call</u><br>
          <br>
          Proposed agenda:<br>
          <br>
          0) Agenda bashing<br>
          <br>
          1) Join protocol details<br>
          <blockquote>a) desired properties<br>
            b) realizable properties<br>
            <br>
            #1a-b) focus on routing/communication flow related aspects
            join protocol (we discussed MAC-related join-relevant
            aspects during the conf call of Tue Dec 2, 2014, 9am EST).<br>
            For slides, see <a moz-do-not-send="true"
              class="moz-txt-link-freetext"
href="https://drive.google.com/folderview?id=0B2a6Ilxu1XfCNF9JaXR1ZXlzZlU&amp;usp=sharing">https://drive.google.com/folderview?id=0B2a6Ilxu1XfCNF9JaXR1ZXlzZlU&amp;usp=sharing</a>
            (same slides as sent out prior to Dec 2, 2014, 9am EST call)<br>
            Relevant slides: Slides 23-25 (contained in entire slide
            deck (ppt), but also in excerpt (pdf))<br>
          </blockquote>
          2) Next steps:<br>
                  a) consensus on 1#a and 1#b<br>
          <blockquote>#2a): confirm consensus on MAC (as discussed last
            week) and routing/communication flow aspects<br>
            #2c) {as consequence of two items above} what to squeeze
            into architecture draft<br>
          </blockquote>
                  b) form tiger team to work out details<br>
                      - project phases<br>
                      - communication of sub-results<br>
                  c) what to squeeze into architecture draft, etc.<br>
          <br>
          I will prepare material to facilitate discussion on 1) and 2),
          to be discussed during the call.<br>
          <br>
          <u>B) Dial-in information:</u><br>
          <pre wrap="">English : New York Time 6tisch security
Tuesday, December 9, 2014 | 9:00 am Eastern Standard Time (GMT-05:00)
Meeting number:   641 709 118
Meeting password: joinjoin
Audio connection:
      1-877-668-4493 Call-in toll free number (US/Canada)
      1-650-479-3208 Call-in toll number (US/Canada)

Access code: 641 709 118
Meeting link:
        <a moz-do-not-send="true" class="moz-txt-link-freetext" href="https://ietf.webex.com/ietf/j.php?MTID=m1aa12258a83109b4ae291fb0c2bd92d6">https://ietf.webex.com/ietf/j.php?MTID=m1aa12258a83109b4ae291fb0c2bd92d6</a>

The etherpad we have used is at:
       <a moz-do-not-send="true" class="moz-txt-link-freetext" href="http://etherpad.tools.ietf.org:9000/p/6tisch-security-6top-xml.txt">http://etherpad.tools.ietf.org:9000/p/6tisch-security-6top-xml.txt</a>
</pre>
          <br>
          <br>
          <pre class="moz-signature" cols="72">-- 
email: <a moz-do-not-send="true" class="moz-txt-link-abbreviated" href="mailto:rstruik.ext@gmail.com">rstruik.ext@gmail.com</a> | Skype: rstruik
cell: +1 (647) 867-5658 | US: +1 (415) 690-7363</pre>
          <br>
        </div>
        <br>
        <br>
      </div>
      <br>
    </blockquote>
    <br>
    <br>
    <pre class="moz-signature" cols="72">-- 
email: <a class="moz-txt-link-abbreviated" href="mailto:rstruik.ext@gmail.com">rstruik.ext@gmail.com</a> | Skype: rstruik
cell: +1 (647) 867-5658 | US: +1 (415) 690-7363</pre>
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Please find below the minutes of the 6TiSCH Security conf call as of 
January 6, 2015, 5pm EST.

Minutes 6TiSCH Security conf call, Tue January 5, 2015, 5-6pm EST
{note taker: Rene Struik}
{recording: see 6tisch bitbucket list}
{slides discussed (and referenced in minutes): no slides this time }

1. Attendance:
Michael Richardson, Malisa Vucinic, Yoshi Ohba, Thomas Watteyne, Kris 
Pister, Rene Struik

2. Agenda
The suggested agenda was approved, after removal of item #2 below 
(speaker not available)
1) administrativia {agenda bashing/minutes}
2) {still to be confirmed} presentation Giuseppe Piro
3) join protocol details
-- a) (done) status update MAC behavior
-- b) (brief!) recap of routing/communication flow aspects
-- c) incremental deployment aspects
4) input 6tisch security to other 6tisch documents
-- a) terminology draft
-- b) architecture draft

3. Minutes
RS apologized for being late with sending out the minutes of the 
previous call.

4. Brief recap of routing/communication flow aspects (item #3b of agenda)
RS summarized some of the discussion at the previous call regarding 
communication flows between joining node, neighbor node (the join 
assistant), and server (JCE). Main discussion point was that the slides 
assumed a role for the router node (join assistant) that stretches 
further than just the role of relay station: it only forwards traffic to 
the server after first authenticating the joining node. Here, the idea 
was that while authentication does not offer fine-grained authorization 
control (without further filtering mechanisms on the router (join 
assistant)), it might help in limiting denial-of-service attacks 
targeting the long-haul communication channel between the router (join 
assistant) and the server (JCE). RS suggested that it would not be too 
hard to extend this mechanism to support both the relay and the 
authenticating role of the router (join assistant). Upon question by MV 
as to whether it was decided what to actually support, RS suggested this 
would depend on more detailed cost/benefit analysis (which is still to 
be done).

KP asked how the terminology of joining node, neighbor node, and server 
related to the notions JN, JA, and JCE. RS suggested that these would be 
the same notions, if each role would be implemented on a single device; 
he simply used notions in slides circulated during earlier calls and 
also presented at IETF-90 and -91 meetings.

RS mentioned that the protocol discussed would allow for a single 
communication flow between join assistant and server (JCE), in case 
JCE-related certificate information could be cached at the join 
assistant, which is optimal. He expected that this would cover ordinary 
operation; out-of-sync behavior would necessitate an additional 
communication flow, so as to recover from this anomaly. Upon question by 
TW, RS suggested that the initial sync operation could be used as 
bootstrap mechanism.

RS suggested that there are lots of details/minutiae that need to be 
worked out, once we have agreement that this approach has indeed 
sufficient merit.

5. Incremental deployment aspects (item #3c of agenda)
On the RoLL mailing list, so-called incremental deployment scenarios 
were brought up (e.g., by Peter van der Stok). With RPL, a joining node 
would only join a tree, where each node hereof would already be part of 
the network. For applications such as building control, one would prefer 
a more "random" network configuration approach. Here, the idea is that 
as long as the new node is able to find the root, it should be possible 
to enroll, no matter whether each node on the communication path to the 
root is already part of the network, as MR suggested is currently the 
case with RPL. An example scenario would be if the newbee node talks to 
the root via a configuration tool, where the latter two devices would 
communicate, e.g., via cellular traffic. Question is whether we can 
accommodate this scenario.

KP suggested that the only requirement is that there is indeed a 
communication path between the joining node and the server (JCE). MR 
suggested that there is no implicit assumption that communication 
between join assistant and PCE would be private. TW was curious why this 
topic was brought up. RS suggested that it would be good to limit 
interdependencies between routing protocol and join protocol, e.g., to 
support wider use case scenarios. Here, this would include "crazy" 
scenario where one would set up a large network, where one would 
sprinkle the room with unsecured nodes that only provide connectivity 
during set-up. This would allow use of any communication protocol during 
set-up and removal of "connectivity-assist" devices after configuration 
is finished and using RPL only once this step has finished. RS suggested 
that the so-called join priority parameter in 802.15.4e-2012 might be a 
potential hurdle (since it essentially encodes the length of the 
shortest path to the DODAG route, using historical tree-like set-up 
info). TW suggested that it would be possible to completely discard the 
join priority parameter in practice, so that this would not be a problem.

6. Input 6tisch security to other 6tisch drafts (item #4a, #4b of the 
agenda)
YO mentioned that he had provided some feedback on the email by Pascal 
Thubert on join process and had commented that this section should be 
less specific and that he had reservations about specific notions, such 
as ULA addresses. RS volunteered to provide input to the terminology 
draft and the architecture draft, so as to remove roadblocks by end of 
week.  The idea here would be that the level of detail would reflect 
consensus as reached to-date.

RS mentioned that there were some other inter-dependencies, e.g., with 
the minimal draft, but that Xavier Vilojasana had already responded to 
comments submitted just prior to Christmas (Dec 19, 2014).

7. AOB --- Conf call scheduling
Next week's conf call is Wed January 15, 2015, 11am EST. There is no 
schedule for subsequent weeks yet; not urgent, but to be discussed next 
week.

[end of call: 5.56pm EST]


On 1/6/2015 11:48 AM, Rene Struik wrote:
> Dear colleagues:
>
> Happy New Year!
>
> According to the agreed-upon 6tisch security conf call schedule, we 
> will resume the conference call series today, Tue Jan 6, 2015, 5pm EST.
>
> I propose we continue the discussion where we left off prior to 
> Christmas (essentially, item 3c below), except that we may have a 
> short presentation first (item #2).
>
> Agenda:
> 1) administrativia {agenda bashing/minutes}
> 2) {still to be confirmed} presentation Giuseppe Piro
> 3) join protocol details
> -- a) (done) status update MAC behavior
> -- b) (brief!) recap of routing/communication flow aspects
> -- c) incremental deployment aspects
> 4) input 6tisch security to other 6tisch documents
> -- a) terminology draft
> -- b) architecture draft
>
> Conf call time: 5pm EST = 7am Japan = 2pm PST = 11pm Paris time. {The 
> next call, on January 6, 2014) is also at 5pm EST (see schedule till 
> half of January 2015)}.
> Note: next week's call is on Wed Jan 14, 2015, 11am EST.
>
> Dial-in info at end of this email.
>
> Best regards,
>
> Rene

-- 
email: rstruik.ext@gmail.com | Skype: rstruik
cell: +1 (647) 867-5658 | US: +1 (415) 690-7363


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    <div class="moz-cite-prefix">Please find below the minutes of the
      6TiSCH Security conf call as of January 6, 2015, 5pm EST.<br>
      <br>
      Minutes 6TiSCH Security conf call, Tue January 5, 2015, 5-6pm EST<br>
      {note taker: Rene Struik}<br>
      {recording: see 6tisch bitbucket list}<br>
      {slides discussed (and referenced in minutes): no slides this time
      <a moz-do-not-send="true" class="moz-txt-link-freetext"
href="https://drive.google.com/file/d/0B2a6Ilxu1XfCZnZzdlQ5V1hkNEk/view?usp=sharing"></a>}<br>
      <br>
      1. Attendance:<br>
      Michael Richardson, Malisa Vucinic, Yoshi Ohba, Thomas Watteyne,
      Kris Pister, Rene Struik<br>
      <br>
      2. Agenda<br>
      The suggested agenda was approved, after removal of item #2 below
      (speaker not available)<br>
      1) administrativia {agenda bashing/minutes}<br>
      2) {still to be confirmed} presentation Giuseppe Piro<br>
      3) join protocol details<br>
      -- a) (done) status update MAC behavior<br>
      -- b) (brief!) recap of routing/communication flow aspects<br>
      -- c) incremental deployment aspects<br>
      4) input 6tisch security to other 6tisch documents<br>
      -- a) terminology draft<br>
      -- b) architecture draft<br>
      <br>
      3. Minutes<br>
      RS apologized for being late with sending out the minutes of the
      previous call.<br>
      <br>
      4. Brief recap of routing/communication flow aspects (item #3b of
      agenda)<br>
      RS summarized some of the discussion at the previous call
      regarding communication flows between joining node, neighbor node
      (the join assistant), and server (JCE). Main discussion point was
      that the slides assumed a role for the router node (join
      assistant) that stretches further than just the role of relay
      station: it only forwards traffic to the server after first
      authenticating the joining node. Here, the idea was that while
      authentication does not offer fine-grained authorization control
      (without further filtering mechanisms on the router (join
      assistant)), it might help in limiting denial-of-service attacks
      targeting the long-haul communication channel between the router
      (join assistant) and the server (JCE). RS suggested that it would
      not be too hard to extend this mechanism to support both the relay
      and the authenticating role of the router (join assistant). Upon
      question by MV as to whether it was decided what to actually
      support, RS suggested this would depend on more detailed
      cost/benefit analysis (which is still to be done).<br>
      <br>
      KP asked how the terminology of joining node, neighbor node, and
      server related to the notions JN, JA, and JCE. RS suggested that
      these would be the same notions, if each role would be implemented
      on a single device; he simply used notions in slides circulated
      during earlier calls and also presented at IETF-90 and -91
      meetings.<br>
      <br>
      RS mentioned that the protocol discussed would allow for a single
      communication flow between join assistant and server (JCE), in
      case JCE-related certificate information could be cached at the
      join assistant, which is optimal. He expected that this would
      cover ordinary operation; out-of-sync behavior would necessitate
      an additional communication flow, so as to recover from this
      anomaly. Upon question by TW, RS suggested that the initial sync
      operation could be used as bootstrap mechanism.  <br>
      <br>
      RS suggested that there are lots of details/minutiae that need to
      be worked out, once we have agreement that this approach has
      indeed sufficient merit.<br>
      <br>
      5. Incremental deployment aspects (item #3c of agenda)<br>
      On the RoLL mailing list, so-called incremental deployment
      scenarios were brought up (e.g., by Peter van der Stok). With RPL,
      a joining node would only join a tree, where each node hereof
      would already be part of the network. For applications such as
      building control, one would prefer a more "random" network
      configuration approach. Here, the idea is that as long as the new
      node is able to find the root, it should be possible to enroll, no
      matter whether each node on the communication path to the root is
      already part of the network, as MR suggested is currently the case
      with RPL. An example scenario would be if the newbee node talks to
      the root via a configuration tool, where the latter two devices
      would communicate, e.g., via cellular traffic. Question is whether
      we can accommodate this scenario.<br>
      <br>
      KP suggested that the only requirement is that there is indeed a
      communication path between the joining node and the server (JCE).
      MR suggested that there is no implicit assumption that
      communication between join assistant and PCE would be private. TW
      was curious why this topic was brought up. RS suggested that it
      would be good to limit interdependencies between routing protocol
      and join protocol, e.g., to support wider use case scenarios.
      Here, this would include "crazy" scenario where one would set up a
      large network, where one would sprinkle the room with unsecured
      nodes that only provide connectivity during set-up. This would
      allow use of any communication protocol during set-up and removal
      of "connectivity-assist" devices after configuration is finished
      and using RPL only once this step has finished. RS suggested that
      the so-called join priority parameter in 802.15.4e-2012 might be a
      potential hurdle (since it essentially encodes the length of the
      shortest path to the DODAG route, using historical tree-like
      set-up info). TW suggested that it would be possible to completely
      discard the join priority parameter in practice, so that this
      would not be a problem.<br>
      <br>
      6. Input 6tisch security to other 6tisch drafts (item #4a, #4b of
      the agenda)<br>
      YO mentioned that he had provided some feedback on the email by
      Pascal Thubert on join process and had commented that this section
      should be less specific and that he had reservations about
      specific notions, such as ULA addresses. RS volunteered to provide
      input to the terminology draft and the architecture draft, so as
      to remove roadblocks by end of week.  The idea here would be that
      the level of detail would reflect consensus as reached to-date. <br>
      <br>
      RS mentioned that there were some other inter-dependencies, e.g.,
      with the minimal draft, but that Xavier Vilojasana had already
      responded to comments submitted just prior to Christmas (Dec 19,
      2014).<br>
      <br>
      7. AOB --- Conf call scheduling<br>
      Next week's conf call is Wed January 15, 2015, 11am EST. There is
      no schedule for subsequent weeks yet; not urgent, but to be
      discussed next week.<br>
      <br>
      [end of call: 5.56pm EST]<br>
      <br>
      <br>
      On 1/6/2015 11:48 AM, Rene Struik wrote:<br>
    </div>
    <blockquote cite="mid:54AC11F5.3060907@gmail.com" type="cite">
      <meta http-equiv="content-type" content="text/html; charset=utf-8">
      Dear colleagues:<br>
      <br>
      Happy New Year!<br>
      <br>
      According to the agreed-upon 6tisch security conf call schedule,
      we will resume the conference call series today, Tue Jan 6, 2015,
      5pm EST.<br>
      <br>
      I propose we continue the discussion where we left off prior to
      Christmas (essentially, item 3c below), except that we may have a
      short presentation first (item #2).<br>
      <br>
      Agenda:<br>
      1) administrativia {agenda bashing/minutes}<br>
      2) {still to be confirmed} presentation Giuseppe Piro <br>
      3) join protocol details<br>
      -- a) (done) status update MAC behavior<br>
      -- b) (brief!) recap of routing/communication flow aspects<br>
      -- c) incremental deployment aspects<br>
      4) input 6tisch security to other 6tisch documents<br>
      -- a) terminology draft<br>
      -- b) architecture draft<br>
      <br>
      Conf call time: 5pm EST = 7am Japan = 2pm PST = 11pm Paris time.
      {The next call, on January 6, 2014) is also at 5pm EST (see
      schedule till half of January 2015)}.<br>
      Note: next week's call is on Wed Jan 14, 2015, 11am EST.<br>
      <div class="moz-forward-container"><br>
        Dial-in info at end of this email.<br>
        <br>
        Best regards, <br>
        <br>
        Rene<br>
      </div>
    </blockquote>
    <br>
    <pre class="moz-signature" cols="72">-- 
email: <a class="moz-txt-link-abbreviated" href="mailto:rstruik.ext@gmail.com">rstruik.ext@gmail.com</a> | Skype: rstruik
cell: +1 (647) 867-5658 | US: +1 (415) 690-7363</pre>
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Dear colleagues:

Please find below the (belated) formal minutes of the 6TiSCH Security 
conf call as of December 16, 2014, 5pm EST.

Minutes 6TiSCH Security conf call, Tue December 16, 2014, 5-6pm EST
{note taker: Rene Struik}
{recording: see 6tisch bitbucket list}
{slides discussed (and referenced in minutes): 
https://drive.google.com/file/d/0B2a6Ilxu1XfCOGxkbm05NlEwbms/view?usp=sharing}

1. Attendance:
Michael Richardson, Malisa Vucinic, Tero Kivinen, Yoshi Ohba, Subir Das, 
Jonathan Simon, Rene Struik

2. Agenda
The suggested agenda was approved.
Agenda:
1) administrativia {agenda bashing/minutes}
2) join protocol details
-- a) (brief!) status update MAC behavior
-- b) continuation of routing/communication flow aspects {last week, we 
did not finish the only two slides on this}
3) input 6tisch security to other 6tisch documents

3. Join process - brief status update MAC behavior (item #2a of agenda)
RS suggested he had sent out a preliminary MAC behavior write-up (that 
elaborated in much more detail the contents of Slides 5-8) to most 
6tisch stakeholders, so as to solicit offline feedback on accuracy and 
completeness. He expected that the write-up would help in streamlining 
discussions and not repeating technical discussions. He suggested that 
the topic re MAC behavior had run its course in the calls, with 
conclusion for now, and suggested that this only be brought up again 
after first giving appropriate attention to other (non-MAC related) join 
process aspects (to which participants at the call agreed).

4. Routing/Communication flow aspects
RS went over Slides 9-11 of the slides, which dealt with degrees of 
knowledge at various stages of the join protocol flows, its 
consequences, and with trade-offs re keeping temporary state on, e.g., 
the neighbor node (join assistant) during the join process. During the 
presentation, RS mentioned that on Slide #10, the term "link local 
address" should be read as "local address" (so, as to avoid unintended 
connotation of terms already in use with IETF). There was a discussion 
after conclusion of the presentation, captured below. {Editorial note 
minute taker: as convenience for readers, some terms used on slides are 
described using alternative lingo capturing similar meaning (e.g., join 
assistant and JCE).}

--Slide 9:
no discussion

--Slide 10:
JS elaborated on the join protocol flows with w/HART. Most salient 
aspects include the following:
a) the joining node communicates directly to the server (JCE), with the 
neighbor node (join assistant) acting only as relay station, without a 
security role.
b) communication between joining  node and server (multi-hop) is secured 
end-to-end. Security uses pre-shared keying material.
c) communication from server to joining node is directed via neighbor 
node/router (join assistant), where there is an indicator in the message 
to the neighbor node that the message is not intended for itself, but 
assumed to travel "downstream", to the joining node. This indication is 
included in a separate header of the routing header.
d) initial communication uses EUI-64 address, whereas short address 
would be assigned by server, after successful conclusion of security 
handshakes.
e) admittance to the network requires access to the short address and is 
realized at the same time as the security establishment.
f) message relay by the neighbor node (join assistant) would be 
contingent upon some policy filtering, since only control data is 
relayed ("quarantine procedure"). No MAC state or counters are strored 
by the relaying node. Potential DoS attacks are "countered" via rate 
limiting techniques.
g) initial communications from joining  node is secured (at MAC layer) 
using default key, with ASN-based nonce, with authentication-only mode 
of operation.
h) link layer (MAC) security is completely orthogonal to transport layer 
security, where the latter uses the CCM* mode of operation.

SD asked about next steps: he referred to Tero Kivinen's review 
(informal Security Directorate) review and TK's role in championing 
ideas in IEEE 802.15.4 and 802.15.9. He suggested that (a) one should 
not assume a pre-shared key; (b) one does not use a well-known key for 
the join process. YO suggested that one might still be able to support 
two types of network, join network and production network. MR was just 
off the call, so no opportunity to poll his opinion. TK suggested that 
(a) w/HART was quite different; (b) certain ports were visible to 
joiners; (c) beacon only relevant to joining nodes; (d) one had only one 
network ("production network"), with a corner that would relate to the 
joining node - neighbor device/join assistant ("join network"); (e) it 
was better to use no security during MAC layer messaging and use the 
exempt flag construct instead; (f) using a "well-known key" for join 
security was a bad idea.

--Slide 11:
MV came back to the join architecture discussion presented on Slides 
9-11. He noted that the slides assumed a role for the router node (join 
assistant) that stretches further than just the role of relay station: 
it only forwards traffic to the server after first authenticating the 
joining node. Here, the idea was that while authentication does not 
offer fine-grained authorization control (without further filtering 
mechanisms on the router (join assistant)), it might help in limiting 
denial-of-service attacks targeting the long-haul communication channel 
between the router (join assistant) and the server (JCE). MV noted that 
more fine-grained authorization policies would still require 
communication with the server (for arbitrage), as would the 
configuration step in the join process. RS suggested that if credentials 
were handed out locally ("this node belongs to production facility 
XYZ"), then network authorization could indeed be done locally, without 
need for online arbitrage by server, but that credentialing details 
still needed more work. RS suggested that it would not be too hard to 
extend this mechanism to support both the relay and the authenticating 
role of the router (join assistant), where decision whether to support a 
relay-only mode as well would depend on more detailed cost/benefit 
analysis. He did suggest that relay-only modes had DoS issues with other 
IETF specs, such as DNS (hence, his emphasis on denial of service aspects).

5. AOB
The next conf call is scheduled for Tue January 5, 2015, 5pm EST, after 
a well-deserved Christmas/New Year's break.

Best regards, Rene

On 12/16/2014 9:21 AM, Rene Struik wrote:
> Dear colleagues:
>
> I propose we continue the discussion where we left off last week.
>
> Agenda:
> 1) administrativia {agenda bashing/minutes}
> 2) join protocol details
> -- a) (brief!) status update MAC behavior
> -- b) continuation of routing/communication flow aspects {last week, 
> we did not finish the only two slides on this
> 3) input 6tisch security to other 6tisch documents
>
> Conf call time: 5pm EST = 7am Japan = 2pm PST = 11pm Paris time. {The 
> next call, on January 6, 2014) is also at 5pm EST (see schedule till 
> half of January 2015)}.
>
> Dial-in info at end of this email.
>
> Best regards,
>
> Rene
>
> -------- Forwarded Message --------
> Subject: 	suggested agenda for 6tisch security call of tomorrow, Tue 
> December 9, 2014, 9am EST (dial-in info at bottom)
> Date: 	Mon, 08 Dec 2014 17:16:40 -0500
> From: 	Rene Struik <rstruik.ext@gmail.com>
> To: 	tisch-security <6tisch-security@ietf.org>
>
>
>
> Dear colleagues:
>
> For last week's Tue Dec 2, 2014, 9am EST conf call I prepared some 
> material and posted prior to the call. During the call, we discussed 
> all MAC-related aspects relevant for the join protocol and did not 
> discuss higher-layer aspects I prepared material for yet. I suggest we 
> continue the systematic discussion of last week and take that topic on 
> now.
>
> This leads to the following suggested agenda for this week 
> (essentially a continuation of last week's one):
>
> Same as last week's, except with
> #1a-b) focus on routing/communication flow related aspects join protocol;
> #2a): confirm concensus on MAC (as discussed last week) and 
> routing/communication flow aspects
> #2c) {as consequence of two items above} what to squeeze into 
> architecture draft
>
> The detailed agenda and dial-in info is below (#A, resp. #B).
>
> Best regards, Rene
>
> _A) Suggested agenda Tue Dec 9, 2014, 9am EST call_
>
> Proposed agenda:
>
> 0) Agenda bashing
>
> 1) Join protocol details
>
>     a) desired properties
>     b) realizable properties
>
>     #1a-b) focus on routing/communication flow related aspects join
>     protocol (we discussed MAC-related join-relevant aspects during
>     the conf call of Tue Dec 2, 2014, 9am EST).
>     For slides, see
>     https://drive.google.com/folderview?id=0B2a6Ilxu1XfCNF9JaXR1ZXlzZlU&usp=sharing
>     (same slides as sent out prior to Dec 2, 2014, 9am EST call)
>     Relevant slides: Slides 23-25 (contained in entire slide deck
>     (ppt), but also in excerpt (pdf))
>
> 2) Next steps:
>         a) consensus on 1#a and 1#b
>
>     #2a): confirm consensus on MAC (as discussed last week) and
>     routing/communication flow aspects
>     #2c) {as consequence of two items above} what to squeeze into
>     architecture draft
>
>         b) form tiger team to work out details
>             - project phases
>             - communication of sub-results
>         c) what to squeeze into architecture draft, etc.
>
> I will prepare material to facilitate discussion on 1) and 2), to be 
> discussed during the call.
>
> _B) Dial-in information:_
> English : New York Time 6tisch security
> Tuesday, December 9, 2014 | 9:00 am Eastern Standard Time (GMT-05:00)
> Meeting number:   641 709 118
> Meeting password: joinjoin
> Audio connection:
>        1-877-668-4493 Call-in toll free number (US/Canada)
>        1-650-479-3208 Call-in toll number (US/Canada)
>
> Access code: 641 709 118
> Meeting link:
>          https://ietf.webex.com/ietf/j.php?MTID=m1aa12258a83109b4ae291fb0c2bd92d6
>
> The etherpad we have used is at:
>         http://etherpad.tools.ietf.org:9000/p/6tisch-security-6top-xml.txt
>
>
> -- 
> email:rstruik.ext@gmail.com  | Skype: rstruik
> cell: +1 (647) 867-5658 | US: +1 (415) 690-7363
>
>


-- 
email: rstruik.ext@gmail.com | Skype: rstruik
cell: +1 (647) 867-5658 | US: +1 (415) 690-7363


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    <div class="moz-cite-prefix">Dear colleagues:<br>
      <br>
      Please find below the (belated) formal minutes of the 6TiSCH
      Security conf call as of December 16, 2014, 5pm EST.<br>
      <br>
      Minutes 6TiSCH Security conf call, Tue December 16, 2014, 5-6pm
      EST<br>
      {note taker: Rene Struik}<br>
      {recording: see 6tisch bitbucket list}<br>
      {slides discussed (and referenced in minutes):
      <a class="moz-txt-link-freetext"
href="https://drive.google.com/file/d/0B2a6Ilxu1XfCZnZzdlQ5V1hkNEk/view?usp=sharing">https://drive.google.com/file/d/0B2a6Ilxu1XfCOGxkbm05NlEwbms/view?usp=sharing</a>}<br>
      <br>
      1. Attendance:<br>
      Michael Richardson, Malisa Vucinic, Tero Kivinen, Yoshi Ohba,
      Subir Das, Jonathan Simon, Rene Struik<br>
      <br>
      2. Agenda<br>
      The suggested agenda was approved.<br>
      Agenda:<br>
      1) administrativia {agenda bashing/minutes}<br>
      2) join protocol details<br>
      -- a) (brief!) status update MAC behavior<br>
      -- b) continuation of routing/communication flow aspects {last
      week, we did not finish the only two slides on this}<br>
      3) input 6tisch security to other 6tisch documents<br>
      <br>
      3. Join process - brief status update MAC behavior (item #2a of 
      agenda)<br>
      RS suggested he had sent out a preliminary MAC behavior write-up
      (that elaborated in much more detail the contents of Slides 5-8)
      to most 6tisch stakeholders, so as to solicit offline feedback on
      accuracy and completeness. He expected that the write-up would
      help in streamlining discussions and not repeating technical
      discussions. He suggested that the topic re MAC behavior had run
      its course in the calls, with conclusion for now, and suggested
      that this only be brought up again after first giving appropriate
      attention to other (non-MAC related) join process aspects (to
      which participants at the call agreed).<br>
      <br>
      4. Routing/Communication flow aspects<br>
      RS went over Slides 9-11 of the slides, which dealt with degrees
      of knowledge at various stages of the join protocol flows, its
      consequences, and with trade-offs re keeping temporary state on,
      e.g., the neighbor node (join assistant) during the join process.
      During the presentation, RS mentioned that on Slide #10, the term
      "link local address" should be read as "local address" (so, as to
      avoid unintended connotation of terms already in use with IETF).
      There was a discussion after conclusion of the presentation,
      captured below. {Editorial note minute taker: as convenience for
      readers, some terms used on slides are described using alternative
      lingo capturing similar meaning (e.g., join assistant and JCE).}<br>
      <br>
      --Slide 9: <br>
      no discussion<br>
      <br>
      --Slide 10: <br>
      JS elaborated on the join protocol flows with w/HART. Most salient
      aspects include the following:<br>
      a) the joining node communicates directly to the server (JCE),
      with the neighbor node (join assistant) acting only as relay
      station, without a security role. <br>
      b) communication between joining  node and server (multi-hop) is
      secured end-to-end. Security uses pre-shared keying material.<br>
      c) communication from server to joining node is directed via
      neighbor node/router (join assistant), where there is an indicator
      in the message to the neighbor node that the message is not
      intended for itself, but assumed to travel "downstream", to the
      joining node. This indication is included in a separate header of
      the routing header.<br>
      d) initial communication uses EUI-64 address, whereas short
      address would be assigned by server, after successful conclusion
      of security handshakes. <br>
      e) admittance to the network requires access to the short address
      and is realized at the same time as the security establishment.  <br>
      f) message relay by the neighbor node (join assistant) would be
      contingent upon some policy filtering, since only control data is
      relayed ("quarantine procedure"). No MAC state or counters are
      strored by the relaying node. Potential DoS attacks are
      "countered" via rate limiting techniques.<br>
      g) initial communications from joining  node is secured (at MAC
      layer) using default key, with ASN-based nonce, with
      authentication-only mode of operation.<br>
      h) link layer (MAC) security is completely orthogonal to transport
      layer security, where the latter uses the CCM* mode of operation.<br>
      <br>
      SD asked about next steps: he referred to Tero Kivinen's review
      (informal Security Directorate) review and TK's role in
      championing ideas in IEEE 802.15.4 and 802.15.9. He suggested that
      (a) one should not assume a pre-shared key; (b) one does not use a
      well-known key for the join process. YO suggested that one might
      still be able to support two types of network, join network and
      production network. MR was just off the call, so no opportunity to
      poll his opinion. TK suggested that (a) w/HART was quite
      different; (b) certain ports were visible to joiners; (c) beacon
      only relevant to joining nodes; (d) one had only one network
      ("production network"), with a corner that would relate to the
      joining node - neighbor device/join assistant ("join network");
      (e) it was better to use no security during MAC layer messaging
      and use the exempt flag construct instead; (f) using a "well-known
      key" for join security was a bad idea.<br>
      <br>
      --Slide 11:<br>
      MV came back to the join architecture discussion presented on
      Slides 9-11. He noted that the slides assumed a role for the
      router node (join assistant) that stretches further than just the
      role of relay station: it only forwards traffic to the server
      after first authenticating the joining node. Here, the idea was
      that while authentication does not offer fine-grained
      authorization control (without further filtering mechanisms on the
      router (join assistant)), it might help in limiting
      denial-of-service attacks targeting the long-haul communication
      channel between the router (join assistant) and the server (JCE).
      MV noted that more fine-grained authorization policies would still
      require communication with the server (for arbitrage), as would
      the configuration step in the join process. RS suggested that if
      credentials were handed out locally ("this node belongs to
      production facility XYZ"), then network authorization could indeed
      be done locally, without need for online arbitrage by server, but
      that credentialing details still needed more work. RS suggested
      that it would not be too hard to extend this mechanism to support
      both the relay and the authenticating role of the router (join
      assistant), where decision whether to support a relay-only mode as
      well would depend on more detailed cost/benefit analysis. He did
      suggest that relay-only modes had DoS issues with other IETF
      specs, such as DNS (hence, his emphasis on denial of service
      aspects).<br>
      <br>
      5. AOB<br>
      The next conf call is scheduled for Tue January 5, 2015, 5pm EST,
      after a well-deserved Christmas/New Year's break.<br>
      <br>
      Best regards, Rene<br>
      <br>
      On 12/16/2014 9:21 AM, Rene Struik wrote:<br>
    </div>
    <blockquote cite="mid:54903FE0.2000306@gmail.com" type="cite">
      <meta http-equiv="content-type" content="text/html; charset=utf-8">
      Dear colleagues:<br>
      <br>
      I propose we continue the discussion where we left off last week.
      <br>
      <br>
      Agenda:<br>
      1) administrativia {agenda bashing/minutes}<br>
      2) join protocol details<br>
      -- a) (brief!) status update MAC behavior<br>
      -- b) continuation of routing/communication flow aspects {last
      week, we did not finish the only two slides on this<br>
      3) input 6tisch security to other 6tisch documents<br>
      <br>
      Conf call time: 5pm EST = 7am Japan = 2pm PST = 11pm Paris time.
      {The next call, on January 6, 2014) is also at 5pm EST (see
      schedule till half of January 2015)}.<br>
      <div class="moz-forward-container"><br>
        Dial-in info at end of this email.<br>
        <br>
        Best regards, <br>
        <br>
        Rene<br>
        <br>
        -------- Forwarded Message --------
        <table class="moz-email-headers-table" border="0"
          cellpadding="0" cellspacing="0">
          <tbody>
            <tr>
              <th align="RIGHT" nowrap="nowrap" valign="BASELINE">Subject:

              </th>
              <td>suggested agenda for 6tisch security call of tomorrow,
                Tue December 9, 2014, 9am EST (dial-in info at bottom)</td>
            </tr>
            <tr>
              <th align="RIGHT" nowrap="nowrap" valign="BASELINE">Date:
              </th>
              <td>Mon, 08 Dec 2014 17:16:40 -0500</td>
            </tr>
            <tr>
              <th align="RIGHT" nowrap="nowrap" valign="BASELINE">From:
              </th>
              <td>Rene Struik <a moz-do-not-send="true"
                  class="moz-txt-link-rfc2396E"
                  href="mailto:rstruik.ext@gmail.com">&lt;rstruik.ext@gmail.com&gt;</a></td>
            </tr>
            <tr>
              <th align="RIGHT" nowrap="nowrap" valign="BASELINE">To: </th>
              <td>tisch-security <a moz-do-not-send="true"
                  class="moz-txt-link-rfc2396E"
                  href="mailto:6tisch-security@ietf.org">&lt;6tisch-security@ietf.org&gt;</a></td>
            </tr>
          </tbody>
        </table>
        <br>
        <br>
        <meta http-equiv="content-type" content="text/html;
          charset=utf-8">
        Dear colleagues:<br>
        <br>
        For last week's Tue Dec 2, 2014, 9am EST conf call I prepared
        some material and posted prior to the call. During the call, we
        discussed all MAC-related aspects relevant for the join protocol
        and did not discuss higher-layer aspects I prepared material for
        yet. I suggest we continue the systematic discussion of last
        week and take that topic on now.<br>
        <br>
        This leads to the following suggested agenda for this week
        (essentially a continuation of last week's one):<br>
        <br>
        Same as last week's, except with<br>
        #1a-b) focus on routing/communication flow related aspects join
        protocol;<br>
        #2a): confirm concensus on MAC (as discussed last week) and
        routing/communication flow aspects<br>
        #2c) {as consequence of two items above} what to squeeze into
        architecture draft<br>
        <br>
        The detailed agenda and dial-in info is below (#A, resp. #B).<br>
        <br>
        Best regards, Rene<br>
        <br>
        <u>A) Suggested agenda Tue Dec 9, 2014, 9am EST call</u><br>
        <br>
        Proposed agenda:<br>
        <br>
        0) Agenda bashing<br>
        <br>
        1) Join protocol details<br>
        <blockquote>a) desired properties<br>
          b) realizable properties<br>
          <br>
          #1a-b) focus on routing/communication flow related aspects
          join protocol (we discussed MAC-related join-relevant aspects
          during the conf call of Tue Dec 2, 2014, 9am EST).<br>
          For slides, see <a moz-do-not-send="true"
            class="moz-txt-link-freetext"
href="https://drive.google.com/folderview?id=0B2a6Ilxu1XfCNF9JaXR1ZXlzZlU&amp;usp=sharing">https://drive.google.com/folderview?id=0B2a6Ilxu1XfCNF9JaXR1ZXlzZlU&amp;usp=sharing</a>
          (same slides as sent out prior to Dec 2, 2014, 9am EST call)<br>
          Relevant slides: Slides 23-25 (contained in entire slide deck
          (ppt), but also in excerpt (pdf))<br>
        </blockquote>
        2) Next steps:<br>
                a) consensus on 1#a and 1#b<br>
        <blockquote>#2a): confirm consensus on MAC (as discussed last
          week) and routing/communication flow aspects<br>
          #2c) {as consequence of two items above} what to squeeze into
          architecture draft<br>
        </blockquote>
                b) form tiger team to work out details<br>
                    - project phases<br>
                    - communication of sub-results<br>
                c) what to squeeze into architecture draft, etc.<br>
        <br>
        I will prepare material to facilitate discussion on 1) and 2),
        to be discussed during the call.<br>
        <br>
        <u>B) Dial-in information:</u><br>
        <pre wrap="">English : New York Time 6tisch security
Tuesday, December 9, 2014 | 9:00 am Eastern Standard Time (GMT-05:00)
Meeting number:   641 709 118
Meeting password: joinjoin
Audio connection:
      1-877-668-4493 Call-in toll free number (US/Canada)
      1-650-479-3208 Call-in toll number (US/Canada)

Access code: 641 709 118
Meeting link:
        <a moz-do-not-send="true" class="moz-txt-link-freetext" href="https://ietf.webex.com/ietf/j.php?MTID=m1aa12258a83109b4ae291fb0c2bd92d6">https://ietf.webex.com/ietf/j.php?MTID=m1aa12258a83109b4ae291fb0c2bd92d6</a>

The etherpad we have used is at:
       <a moz-do-not-send="true" class="moz-txt-link-freetext" href="http://etherpad.tools.ietf.org:9000/p/6tisch-security-6top-xml.txt">http://etherpad.tools.ietf.org:9000/p/6tisch-security-6top-xml.txt</a>
</pre>
        <br>
        <br>
        <pre class="moz-signature" cols="72">-- 
email: <a moz-do-not-send="true" class="moz-txt-link-abbreviated" href="mailto:rstruik.ext@gmail.com">rstruik.ext@gmail.com</a> | Skype: rstruik
cell: +1 (647) 867-5658 | US: +1 (415) 690-7363</pre>
        <br>
      </div>
      <br>
    </blockquote>
    <br>
    <br>
    <pre class="moz-signature" cols="72">-- 
email: <a class="moz-txt-link-abbreviated" href="mailto:rstruik.ext@gmail.com">rstruik.ext@gmail.com</a> | Skype: rstruik
cell: +1 (647) 867-5658 | US: +1 (415) 690-7363</pre>
  </body>
</html>

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Subject: [6tisch-security] (w/ slight correction) Fwd: (minutes of Tue Dec 16, 2014, 5pm EST call) Re: Suggested agenda for 6tisch security call of *today*, Tue December 16, 2014, 5pm EST (dial-in info at bottom)
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Dear colleagues:

Please find below the (corrected) minutes of the 6TiSCH Security conf 
call as of December 16, 2014, 5pm EST. {Correction re configuration 
(item #4, Slide 10, bullet #i) in italics}


-------- Forwarded Message --------
Subject: 	(minutes of Tue Dec 16, 2014, 5pm EST call) Re: Suggested 
agenda for 6tisch security call of *today*, Tue December 16, 2014, 5pm 
EST (dial-in info at bottom)
Date: 	Wed, 14 Jan 2015 09:48:13 -0500
From: 	Rene Struik <rstruik.ext@gmail.com>
To: 	tisch-security <6tisch-security@ietf.org>



Dear colleagues:

Please find below the (belated) formal minutes of the 6TiSCH Security 
conf call as of December 16, 2014, 5pm EST.

Minutes 6TiSCH Security conf call, Tue December 16, 2014, 5-6pm EST
{note taker: Rene Struik}
{recording: see 6tisch bitbucket list}
{slides discussed (and referenced in minutes): 
https://drive.google.com/file/d/0B2a6Ilxu1XfCOGxkbm05NlEwbms/view?usp=sharing}

1. Attendance:
Michael Richardson, Malisa Vucinic, Tero Kivinen, Yoshi Ohba, Subir Das, 
Jonathan Simon, Rene Struik

2. Agenda
The suggested agenda was approved.
Agenda:
1) administrativia {agenda bashing/minutes}
2) join protocol details
-- a) (brief!) status update MAC behavior
-- b) continuation of routing/communication flow aspects {last week, we 
did not finish the only two slides on this}
3) input 6tisch security to other 6tisch documents

3. Join process - brief status update MAC behavior (item #2a of agenda)
RS suggested he had sent out a preliminary MAC behavior write-up (that 
elaborated in much more detail the contents of Slides 5-8) to most 
6tisch stakeholders, so as to solicit offline feedback on accuracy and 
completeness. He expected that the write-up would help in streamlining 
discussions and not repeating technical discussions. He suggested that 
the topic re MAC behavior had run its course in the calls, with 
conclusion for now, and suggested that this only be brought up again 
after first giving appropriate attention to other (non-MAC related) join 
process aspects (to which participants at the call agreed).

4. Routing/Communication flow aspects
RS went over Slides 9-11 of the slides, which dealt with degrees of 
knowledge at various stages of the join protocol flows, its 
consequences, and with trade-offs re keeping temporary state on, e.g., 
the neighbor node (join assistant) during the join process. During the 
presentation, RS mentioned that on Slide #10, the term "link local 
address" should be read as "local address" (so, as to avoid unintended 
connotation of terms already in use with IETF). There was a discussion 
after conclusion of the presentation, captured below. {Editorial note 
minute taker: as convenience for readers, some terms used on slides are 
described using alternative lingo capturing similar meaning (e.g., join 
assistant and JCE).}

--Slide 9:
no discussion

--Slide 10:
JS elaborated on the join protocol flows with w/HART. Most salient 
aspects include the following:
a) the joining node communicates directly to the server (JCE), with the 
neighbor node (join assistant) acting only as relay station, without a 
security role.
b) communication between joining  node and server (multi-hop) is secured 
end-to-end. Security uses pre-shared keying material.
c) communication from server to joining node is directed via neighbor 
node/router (join assistant), where there is an indicator in the message 
to the neighbor node that the message is not intended for itself, but 
assumed to travel "downstream", to the joining node. This indication is 
included in a separate header of the routing header.
d) initial communication uses EUI-64 address, whereas short address 
would be assigned by server, after successful conclusion of security 
handshakes.
e) admittance to the network requires access to the short address and is 
realized at the same time as the security establishment.
f) message relay by the neighbor node (join assistant) would be 
contingent upon some policy filtering, since only control data is 
relayed ("quarantine procedure"). No MAC state or counters are strored 
by the relaying node. Potential DoS attacks are "countered" via rate 
limiting techniques.
g) initial communications from joining  node is secured (at MAC layer) 
using default key, with ASN-based nonce, with authentication-only mode 
of operation.
h) link layer (MAC) security is completely orthogonal to transport layer 
security, where the latter uses the CCM* mode of operation.
/i)//server configures joining  nodes and neighbor nodes (join 
assistant) with common resources, dedicated set of links, application 
protocol related info (lots of other devices)./

SD asked about next steps: he referred to Tero Kivinen's review 
(informal Security Directorate) review and TK's role in championing 
ideas in IEEE 802.15.4 and 802.15.9. He suggested that (a) one should 
not assume a pre-shared key; (b) one does not use a well-known key for 
the join process. YO suggested that one might still be able to support 
two types of network, join network and production network. MR was just 
off the call, so no opportunity to poll his opinion. TK suggested that 
(a) w/HART was quite different; (b) certain ports were visible to 
joiners; (c) beacon only relevant to joining nodes; (d) one had only one 
network ("production network"), with a corner that would relate to the 
joining node - neighbor device/join assistant ("join network"); (e) it 
was better to use no security during MAC layer messaging and use the 
exempt flag construct instead; (f) using a "well-known key" for join 
security was a bad idea.

--Slide 11:
MV came back to the join architecture discussion presented on Slides 
9-11. He noted that the slides assumed a role for the router node (join 
assistant) that stretches further than just the role of relay station: 
it only forwards traffic to the server after first authenticating the 
joining node. Here, the idea was that while authentication does not 
offer fine-grained authorization control (without further filtering 
mechanisms on the router (join assistant)), it might help in limiting 
denial-of-service attacks targeting the long-haul communication channel 
between the router (join assistant) and the server (JCE). MV noted that 
more fine-grained authorization policies would still require 
communication with the server (for arbitrage), as would the 
configuration step in the join process. RS suggested that if credentials 
were handed out locally ("this node belongs to production facility 
XYZ"), then network authorization could indeed be done locally, without 
need for online arbitrage by server, but that credentialing details 
still needed more work. RS suggested that it would not be too hard to 
extend this mechanism to support both the relay and the authenticating 
role of the router (join assistant), where decision whether to support a 
relay-only mode as well would depend on more detailed cost/benefit 
analysis. He did suggest that relay-only modes had DoS issues with other 
IETF specs, such as DNS (hence, his emphasis on denial of service aspects).

5. AOB
The next conf call is scheduled for Tue January 5, 2015, 5pm EST, after 
a well-deserved Christmas/New Year's break.

Best regards, Rene

On 12/16/2014 9:21 AM, Rene Struik wrote:
> Dear colleagues:
>
> I propose we continue the discussion where we left off last week.
>
> Agenda:
> 1) administrativia {agenda bashing/minutes}
> 2) join protocol details
> -- a) (brief!) status update MAC behavior
> -- b) continuation of routing/communication flow aspects {last week, 
> we did not finish the only two slides on this
> 3) input 6tisch security to other 6tisch documents
>
> Conf call time: 5pm EST = 7am Japan = 2pm PST = 11pm Paris time. {The 
> next call, on January 6, 2014) is also at 5pm EST (see schedule till 
> half of January 2015)}.
>
> Dial-in info at end of this email.
>
> Best regards,
>
> Rene
>
> -------- Forwarded Message --------
> Subject: 	suggested agenda for 6tisch security call of tomorrow, Tue 
> December 9, 2014, 9am EST (dial-in info at bottom)
> Date: 	Mon, 08 Dec 2014 17:16:40 -0500
> From: 	Rene Struik <rstruik.ext@gmail.com>
> To: 	tisch-security <6tisch-security@ietf.org>
>
>
>
> Dear colleagues:
>
> For last week's Tue Dec 2, 2014, 9am EST conf call I prepared some 
> material and posted prior to the call. During the call, we discussed 
> all MAC-related aspects relevant for the join protocol and did not 
> discuss higher-layer aspects I prepared material for yet. I suggest we 
> continue the systematic discussion of last week and take that topic on 
> now.
>
> This leads to the following suggested agenda for this week 
> (essentially a continuation of last week's one):
>
> Same as last week's, except with
> #1a-b) focus on routing/communication flow related aspects join protocol;
> #2a): confirm concensus on MAC (as discussed last week) and 
> routing/communication flow aspects
> #2c) {as consequence of two items above} what to squeeze into 
> architecture draft
>
> The detailed agenda and dial-in info is below (#A, resp. #B).
>
> Best regards, Rene
>
> _A) Suggested agenda Tue Dec 9, 2014, 9am EST call_
>
> Proposed agenda:
>
> 0) Agenda bashing
>
> 1) Join protocol details
>
>     a) desired properties
>     b) realizable properties
>
>     #1a-b) focus on routing/communication flow related aspects join
>     protocol (we discussed MAC-related join-relevant aspects during
>     the conf call of Tue Dec 2, 2014, 9am EST).
>     For slides, see
>     https://drive.google.com/folderview?id=0B2a6Ilxu1XfCNF9JaXR1ZXlzZlU&usp=sharing
>     (same slides as sent out prior to Dec 2, 2014, 9am EST call)
>     Relevant slides: Slides 23-25 (contained in entire slide deck
>     (ppt), but also in excerpt (pdf))
>
> 2) Next steps:
>         a) consensus on 1#a and 1#b
>
>     #2a): confirm consensus on MAC (as discussed last week) and
>     routing/communication flow aspects
>     #2c) {as consequence of two items above} what to squeeze into
>     architecture draft
>
>         b) form tiger team to work out details
>             - project phases
>             - communication of sub-results
>         c) what to squeeze into architecture draft, etc.
>
> I will prepare material to facilitate discussion on 1) and 2), to be 
> discussed during the call.
>
> _B) Dial-in information:_
> English : New York Time 6tisch security
> Tuesday, December 9, 2014 | 9:00 am Eastern Standard Time (GMT-05:00)
> Meeting number:   641 709 118
> Meeting password: joinjoin
> Audio connection:
>        1-877-668-4493 Call-in toll free number (US/Canada)
>        1-650-479-3208 Call-in toll number (US/Canada)
>
> Access code: 641 709 118
> Meeting link:
>          https://ietf.webex.com/ietf/j.php?MTID=m1aa12258a83109b4ae291fb0c2bd92d6
>
> The etherpad we have used is at:
>         http://etherpad.tools.ietf.org:9000/p/6tisch-security-6top-xml.txt
>
>
> -- 
> email:rstruik.ext@gmail.com  | Skype: rstruik
> cell: +1 (647) 867-5658 | US: +1 (415) 690-7363
>
>


-- 
email:rstruik.ext@gmail.com  | Skype: rstruik
cell: +1 (647) 867-5658 | US: +1 (415) 690-7363




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    Dear colleagues:<br>
    <br>
    Please find below the (corrected) minutes of the 6TiSCH Security
    conf call as of December 16, 2014, 5pm EST. {Correction re
    configuration (item #4, Slide 10, bullet #i) in italics}
    <div class="moz-forward-container"><br>
      <br>
      -------- Forwarded Message --------
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        cellspacing="0">
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          <tr>
            <th align="RIGHT" nowrap="nowrap" valign="BASELINE">Subject:
            </th>
            <td>(minutes of Tue Dec 16, 2014, 5pm EST call) Re:
              Suggested agenda for 6tisch security call of *today*, Tue
              December 16, 2014, 5pm EST (dial-in info at bottom)</td>
          </tr>
          <tr>
            <th align="RIGHT" nowrap="nowrap" valign="BASELINE">Date: </th>
            <td>Wed, 14 Jan 2015 09:48:13 -0500</td>
          </tr>
          <tr>
            <th align="RIGHT" nowrap="nowrap" valign="BASELINE">From: </th>
            <td>Rene Struik <a class="moz-txt-link-rfc2396E" href="mailto:rstruik.ext@gmail.com">&lt;rstruik.ext@gmail.com&gt;</a></td>
          </tr>
          <tr>
            <th align="RIGHT" nowrap="nowrap" valign="BASELINE">To: </th>
            <td>tisch-security <a class="moz-txt-link-rfc2396E" href="mailto:6tisch-security@ietf.org">&lt;6tisch-security@ietf.org&gt;</a></td>
          </tr>
        </tbody>
      </table>
      <br>
      <br>
      <meta content="text/html; charset=utf-8" http-equiv="Content-Type">
      <div class="moz-cite-prefix">Dear colleagues:<br>
        <br>
        Please find below the (belated) formal minutes of the 6TiSCH
        Security conf call as of December 16, 2014, 5pm EST.<br>
        <br>
        Minutes 6TiSCH Security conf call, Tue December 16, 2014, 5-6pm
        EST<br>
        {note taker: Rene Struik}<br>
        {recording: see 6tisch bitbucket list}<br>
        {slides discussed (and referenced in minutes): <a
          moz-do-not-send="true" class="moz-txt-link-freetext"
href="https://drive.google.com/file/d/0B2a6Ilxu1XfCZnZzdlQ5V1hkNEk/view?usp=sharing">https://drive.google.com/file/d/0B2a6Ilxu1XfCOGxkbm05NlEwbms/view?usp=sharing</a>}<br>
        <br>
        1. Attendance:<br>
        Michael Richardson, Malisa Vucinic, Tero Kivinen, Yoshi Ohba,
        Subir Das, Jonathan Simon, Rene Struik<br>
        <br>
        2. Agenda<br>
        The suggested agenda was approved.<br>
        Agenda:<br>
        1) administrativia {agenda bashing/minutes}<br>
        2) join protocol details<br>
        -- a) (brief!) status update MAC behavior<br>
        -- b) continuation of routing/communication flow aspects {last
        week, we did not finish the only two slides on this}<br>
        3) input 6tisch security to other 6tisch documents<br>
        <br>
        3. Join process - brief status update MAC behavior (item #2a of 
        agenda)<br>
        RS suggested he had sent out a preliminary MAC behavior write-up
        (that elaborated in much more detail the contents of Slides 5-8)
        to most 6tisch stakeholders, so as to solicit offline feedback
        on accuracy and completeness. He expected that the write-up
        would help in streamlining discussions and not repeating
        technical discussions. He suggested that the topic re MAC
        behavior had run its course in the calls, with conclusion for
        now, and suggested that this only be brought up again after
        first giving appropriate attention to other (non-MAC related)
        join process aspects (to which participants at the call agreed).<br>
        <br>
        4. Routing/Communication flow aspects<br>
        RS went over Slides 9-11 of the slides, which dealt with degrees
        of knowledge at various stages of the join protocol flows, its
        consequences, and with trade-offs re keeping temporary state on,
        e.g., the neighbor node (join assistant) during the join
        process. During the presentation, RS mentioned that on Slide
        #10, the term "link local address" should be read as "local
        address" (so, as to avoid unintended connotation of terms
        already in use with IETF). There was a discussion after
        conclusion of the presentation, captured below. {Editorial note
        minute taker: as convenience for readers, some terms used on
        slides are described using alternative lingo capturing similar
        meaning (e.g., join assistant and JCE).}<br>
        <br>
        --Slide 9: <br>
        no discussion<br>
        <br>
        --Slide 10: <br>
        JS elaborated on the join protocol flows with w/HART. Most
        salient aspects include the following:<br>
        a) the joining node communicates directly to the server (JCE),
        with the neighbor node (join assistant) acting only as relay
        station, without a security role. <br>
        b) communication between joining  node and server (multi-hop) is
        secured end-to-end. Security uses pre-shared keying material.<br>
        c) communication from server to joining node is directed via
        neighbor node/router (join assistant), where there is an
        indicator in the message to the neighbor node that the message
        is not intended for itself, but assumed to travel "downstream",
        to the joining node. This indication is included in a separate
        header of the routing header.<br>
        d) initial communication uses EUI-64 address, whereas short
        address would be assigned by server, after successful conclusion
        of security handshakes. <br>
        e) admittance to the network requires access to the short
        address and is realized at the same time as the security
        establishment.  <br>
        f) message relay by the neighbor node (join assistant) would be
        contingent upon some policy filtering, since only control data
        is relayed ("quarantine procedure"). No MAC state or counters
        are strored by the relaying node. Potential DoS attacks are
        "countered" via rate limiting techniques.<br>
        g) initial communications from joining  node is secured (at MAC
        layer) using default key, with ASN-based nonce, with
        authentication-only mode of operation.<br>
        h) link layer (MAC) security is completely orthogonal to
        transport layer security, where the latter uses the CCM* mode of
        operation.<br>
        <i>i)</i><i> server configures joining  nodes and neighbor nodes
          (join assistant) with common resources, dedicated set of
          links, application protocol related info (lots of other
          devices).</i><br>
        <br>
        SD asked about next steps: he referred to Tero Kivinen's review
        (informal Security Directorate) review and TK's role in
        championing ideas in IEEE 802.15.4 and 802.15.9. He suggested
        that (a) one should not assume a pre-shared key; (b) one does
        not use a well-known key for the join process. YO suggested that
        one might still be able to support two types of network, join
        network and production network. MR was just off the call, so no
        opportunity to poll his opinion. TK suggested that (a) w/HART
        was quite different; (b) certain ports were visible to joiners;
        (c) beacon only relevant to joining nodes; (d) one had only one
        network ("production network"), with a corner that would relate
        to the joining node - neighbor device/join assistant ("join
        network"); (e) it was better to use no security during MAC layer
        messaging and use the exempt flag construct instead; (f) using a
        "well-known key" for join security was a bad idea.<br>
        <br>
        --Slide 11:<br>
        MV came back to the join architecture discussion presented on
        Slides 9-11. He noted that the slides assumed a role for the
        router node (join assistant) that stretches further than just
        the role of relay station: it only forwards traffic to the
        server after first authenticating the joining node. Here, the
        idea was that while authentication does not offer fine-grained
        authorization control (without further filtering mechanisms on
        the router (join assistant)), it might help in limiting
        denial-of-service attacks targeting the long-haul communication
        channel between the router (join assistant) and the server
        (JCE). MV noted that more fine-grained authorization policies
        would still require communication with the server (for
        arbitrage), as would the configuration step in the join process.
        RS suggested that if credentials were handed out locally ("this
        node belongs to production facility XYZ"), then network
        authorization could indeed be done locally, without need for
        online arbitrage by server, but that credentialing details still
        needed more work. RS suggested that it would not be too hard to
        extend this mechanism to support both the relay and the
        authenticating role of the router (join assistant), where
        decision whether to support a relay-only mode as well would
        depend on more detailed cost/benefit analysis. He did suggest
        that relay-only modes had DoS issues with other IETF specs, such
        as DNS (hence, his emphasis on denial of service aspects).<br>
        <br>
        5. AOB<br>
        The next conf call is scheduled for Tue January 5, 2015, 5pm
        EST, after a well-deserved Christmas/New Year's break.<br>
        <br>
        Best regards, Rene<br>
        <br>
        On 12/16/2014 9:21 AM, Rene Struik wrote:<br>
      </div>
      <blockquote cite="mid:54903FE0.2000306@gmail.com" type="cite">
        <meta http-equiv="content-type" content="text/html;
          charset=utf-8">
        Dear colleagues:<br>
        <br>
        I propose we continue the discussion where we left off last
        week. <br>
        <br>
        Agenda:<br>
        1) administrativia {agenda bashing/minutes}<br>
        2) join protocol details<br>
        -- a) (brief!) status update MAC behavior<br>
        -- b) continuation of routing/communication flow aspects {last
        week, we did not finish the only two slides on this<br>
        3) input 6tisch security to other 6tisch documents<br>
        <br>
        Conf call time: 5pm EST = 7am Japan = 2pm PST = 11pm Paris time.
        {The next call, on January 6, 2014) is also at 5pm EST (see
        schedule till half of January 2015)}.<br>
        <div class="moz-forward-container"><br>
          Dial-in info at end of this email.<br>
          <br>
          Best regards, <br>
          <br>
          Rene<br>
          <br>
          -------- Forwarded Message --------
          <table class="moz-email-headers-table" border="0"
            cellpadding="0" cellspacing="0">
            <tbody>
              <tr>
                <th align="RIGHT" nowrap="nowrap" valign="BASELINE">Subject:


                </th>
                <td>suggested agenda for 6tisch security call of
                  tomorrow, Tue December 9, 2014, 9am EST (dial-in info
                  at bottom)</td>
              </tr>
              <tr>
                <th align="RIGHT" nowrap="nowrap" valign="BASELINE">Date:

                </th>
                <td>Mon, 08 Dec 2014 17:16:40 -0500</td>
              </tr>
              <tr>
                <th align="RIGHT" nowrap="nowrap" valign="BASELINE">From:

                </th>
                <td>Rene Struik <a moz-do-not-send="true"
                    class="moz-txt-link-rfc2396E"
                    href="mailto:rstruik.ext@gmail.com">&lt;rstruik.ext@gmail.com&gt;</a></td>
              </tr>
              <tr>
                <th align="RIGHT" nowrap="nowrap" valign="BASELINE">To:
                </th>
                <td>tisch-security <a moz-do-not-send="true"
                    class="moz-txt-link-rfc2396E"
                    href="mailto:6tisch-security@ietf.org">&lt;6tisch-security@ietf.org&gt;</a></td>
              </tr>
            </tbody>
          </table>
          <br>
          <br>
          <meta http-equiv="content-type" content="text/html;
            charset=utf-8">
          Dear colleagues:<br>
          <br>
          For last week's Tue Dec 2, 2014, 9am EST conf call I prepared
          some material and posted prior to the call. During the call,
          we discussed all MAC-related aspects relevant for the join
          protocol and did not discuss higher-layer aspects I prepared
          material for yet. I suggest we continue the systematic
          discussion of last week and take that topic on now.<br>
          <br>
          This leads to the following suggested agenda for this week
          (essentially a continuation of last week's one):<br>
          <br>
          Same as last week's, except with<br>
          #1a-b) focus on routing/communication flow related aspects
          join protocol;<br>
          #2a): confirm concensus on MAC (as discussed last week) and
          routing/communication flow aspects<br>
          #2c) {as consequence of two items above} what to squeeze into
          architecture draft<br>
          <br>
          The detailed agenda and dial-in info is below (#A, resp. #B).<br>
          <br>
          Best regards, Rene<br>
          <br>
          <u>A) Suggested agenda Tue Dec 9, 2014, 9am EST call</u><br>
          <br>
          Proposed agenda:<br>
          <br>
          0) Agenda bashing<br>
          <br>
          1) Join protocol details<br>
          <blockquote>a) desired properties<br>
            b) realizable properties<br>
            <br>
            #1a-b) focus on routing/communication flow related aspects
            join protocol (we discussed MAC-related join-relevant
            aspects during the conf call of Tue Dec 2, 2014, 9am EST).<br>
            For slides, see <a moz-do-not-send="true"
              class="moz-txt-link-freetext"
href="https://drive.google.com/folderview?id=0B2a6Ilxu1XfCNF9JaXR1ZXlzZlU&amp;usp=sharing">https://drive.google.com/folderview?id=0B2a6Ilxu1XfCNF9JaXR1ZXlzZlU&amp;usp=sharing</a>
            (same slides as sent out prior to Dec 2, 2014, 9am EST call)<br>
            Relevant slides: Slides 23-25 (contained in entire slide
            deck (ppt), but also in excerpt (pdf))<br>
          </blockquote>
          2) Next steps:<br>
                  a) consensus on 1#a and 1#b<br>
          <blockquote>#2a): confirm consensus on MAC (as discussed last
            week) and routing/communication flow aspects<br>
            #2c) {as consequence of two items above} what to squeeze
            into architecture draft<br>
          </blockquote>
                  b) form tiger team to work out details<br>
                      - project phases<br>
                      - communication of sub-results<br>
                  c) what to squeeze into architecture draft, etc.<br>
          <br>
          I will prepare material to facilitate discussion on 1) and 2),
          to be discussed during the call.<br>
          <br>
          <u>B) Dial-in information:</u><br>
          <pre wrap="">English : New York Time 6tisch security
Tuesday, December 9, 2014 | 9:00 am Eastern Standard Time (GMT-05:00)
Meeting number:   641 709 118
Meeting password: joinjoin
Audio connection:
      1-877-668-4493 Call-in toll free number (US/Canada)
      1-650-479-3208 Call-in toll number (US/Canada)

Access code: 641 709 118
Meeting link:
        <a moz-do-not-send="true" class="moz-txt-link-freetext" href="https://ietf.webex.com/ietf/j.php?MTID=m1aa12258a83109b4ae291fb0c2bd92d6">https://ietf.webex.com/ietf/j.php?MTID=m1aa12258a83109b4ae291fb0c2bd92d6</a>

The etherpad we have used is at:
       <a moz-do-not-send="true" class="moz-txt-link-freetext" href="http://etherpad.tools.ietf.org:9000/p/6tisch-security-6top-xml.txt">http://etherpad.tools.ietf.org:9000/p/6tisch-security-6top-xml.txt</a>
</pre>
          <br>
          <br>
          <pre class="moz-signature" cols="72">-- 
email: <a moz-do-not-send="true" class="moz-txt-link-abbreviated" href="mailto:rstruik.ext@gmail.com">rstruik.ext@gmail.com</a> | Skype: rstruik
cell: +1 (647) 867-5658 | US: +1 (415) 690-7363</pre>
          <br>
        </div>
        <br>
      </blockquote>
      <br>
      <br>
      <pre class="moz-signature" cols="72">-- 
email: <a moz-do-not-send="true" class="moz-txt-link-abbreviated" href="mailto:rstruik.ext@gmail.com">rstruik.ext@gmail.com</a> | Skype: rstruik
cell: +1 (647) 867-5658 | US: +1 (415) 690-7363</pre>
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--047d7ba97cd4da3cb3050c9ee236
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Rene,

I'd like to converge on which text the security team is proposing for the
architecture draft. We currently have 3 proposals on the table:

http://www.ietf.org/mail-archive/web/6tisch/current/msg02690.html
http://www.ietf.org/mail-archive/web/6tisch-security/current/msg00328.html
https://tools.ietf.org/html/draft-struik-6tisch-security-considerations-01

Thomas

On Wed, Jan 14, 2015 at 1:37 AM, Rene Struik <rstruik.ext@gmail.com> wrote:

>  Dear colleagues:
>
> Just a quick reminder that we *do* have a conf call tomorrow, Wed Jan 14,
> 2015, 11am EST.
>
> Currently, the main agenda item is item #4b of last week: input to the
> 6tisch architecture draft. It would also be good to have some more comments
> on the draft I posted.
>
> Minutes of calls later tonight (sorry - extremely busy). For conf call
> dial-in info, see bottom of email.
>
> Best regards, Rene
>
> ==
> Note: next week's call is on Wed Jan 14, 2015, 11am EST.
>
> On 1/6/2015 11:48 AM, Rene Struik wrote:
>
> Dear colleagues:
>
> Happy New Year!
>
> According to the agreed-upon 6tisch security conf call schedule, we will
> resume the conference call series today, Tue Jan 6, 2015, 5pm EST.
>
> I propose we continue the discussion where we left off prior to Christmas
> (essentially, item 3c below), except that we may have a short presentation
> first (item #2).
>
> Agenda:
> 1) administrativia {agenda bashing/minutes}
> 2) {still to be confirmed} presentation Giuseppe Piro
> 3) join protocol details
> -- a) (done) status update MAC behavior
> -- b) (brief!) recap of routing/communication flow aspects
> -- c) incremental deployment aspects
> 4) input 6tisch security to other 6tisch documents
> -- a) terminology draft
> -- b) architecture draft
>
> Conf call time: 5pm EST = 7am Japan = 2pm PST = 11pm Paris time. {The next
> call, on January 6, 2014) is also at 5pm EST (see schedule till half of
> January 2015)}.
> Note: next week's call is on Wed Jan 14, 2015, 11am EST.
>
> Dial-in info at end of this email.
>
> Best regards,
>
> Rene
>
> -------- Forwarded Message --------  Subject: Suggested agenda for 6tisch
> security call of *today*, Tue December 16, 2014, 5pm EST (dial-in info at
> bottom)  Date: Tue, 16 Dec 2014 09:21:20 -0500  From: Rene Struik
> <rstruik.ext@gmail.com> <rstruik.ext@gmail.com>  To: tisch-security
> <6tisch-security@ietf.org> <6tisch-security@ietf.org>
>
> Dear colleagues:
>
> I propose we continue the discussion where we left off last week.
>
> Agenda:
> 1) administrativia {agenda bashing/minutes}
> 2) join protocol details
> -- a) (brief!) status update MAC behavior
> -- b) continuation of routing/communication flow aspects {last week, we
> did not finish the only two slides on this
> 3) input 6tisch security to other 6tisch documents
>
> Conf call time: 5pm EST = 7am Japan = 2pm PST = 11pm Paris time. {The next
> call, on January 6, 2014) is also at 5pm EST (see schedule till half of
> January 2015)}.
>
> Dial-in info at end of this email.
>
> Best regards,
>
> Rene
>
> -------- Forwarded Message --------  Subject: suggested agenda for 6tisch
> security call of tomorrow, Tue December 9, 2014, 9am EST (dial-in info at
> bottom)  Date: Mon, 08 Dec 2014 17:16:40 -0500  From: Rene Struik
> <rstruik.ext@gmail.com> <rstruik.ext@gmail.com>  To: tisch-security
> <6tisch-security@ietf.org> <6tisch-security@ietf.org>
>
> Dear colleagues:
>
> For last week's Tue Dec 2, 2014, 9am EST conf call I prepared some
> material and posted prior to the call. During the call, we discussed all
> MAC-related aspects relevant for the join protocol and did not discuss
> higher-layer aspects I prepared material for yet. I suggest we continue the
> systematic discussion of last week and take that topic on now.
>
> This leads to the following suggested agenda for this week (essentially a
> continuation of last week's one):
>
> Same as last week's, except with
> #1a-b) focus on routing/communication flow related aspects join protocol;
> #2a): confirm concensus on MAC (as discussed last week) and
> routing/communication flow aspects
> #2c) {as consequence of two items above} what to squeeze into architecture
> draft
>
> The detailed agenda and dial-in info is below (#A, resp. #B).
>
> Best regards, Rene
>
> *A) Suggested agenda Tue Dec 9, 2014, 9am EST call*
>
> Proposed agenda:
>
> 0) Agenda bashing
>
> 1) Join protocol details
>
> a) desired properties
> b) realizable properties
>
> #1a-b) focus on routing/communication flow related aspects join protocol
> (we discussed MAC-related join-relevant aspects during the conf call of Tue
> Dec 2, 2014, 9am EST).
> For slides, see
> https://drive.google.com/folderview?id=0B2a6Ilxu1XfCNF9JaXR1ZXlzZlU&usp=sharing
> (same slides as sent out prior to Dec 2, 2014, 9am EST call)
> Relevant slides: Slides 23-25 (contained in entire slide deck (ppt), but
> also in excerpt (pdf))
>
> 2) Next steps:
>         a) consensus on 1#a and 1#b
>
> #2a): confirm consensus on MAC (as discussed last week) and
> routing/communication flow aspects
> #2c) {as consequence of two items above} what to squeeze into architecture
> draft
>
>         b) form tiger team to work out details
>             - project phases
>             - communication of sub-results
>         c) what to squeeze into architecture draft, etc.
>
> I will prepare material to facilitate discussion on 1) and 2), to be
> discussed during the call.
>
> *B) Dial-in information:*
>
> English : New York Time 6tisch security
> Tuesday, December 9, 2014 | 9:00 am Eastern Standard Time (GMT-05:00)
> Meeting number:   641 709 118
> Meeting password: joinjoin
> Audio connection:
>       1-877-668-4493 Call-in toll free number (US/Canada)
>       1-650-479-3208 Call-in toll number (US/Canada)
>
> Access code: 641 709 118
> Meeting link:
>         https://ietf.webex.com/ietf/j.php?MTID=m1aa12258a83109b4ae291fb0c2bd92d6
>
> The etherpad we have used is at:
>        http://etherpad.tools.ietf.org:9000/p/6tisch-security-6top-xml.txt
>
>
>
> --
> email: rstruik.ext@gmail.com | Skype: rstruik
> cell: +1 (647) 867-5658 | US: +1 (415) 690-7363
>
>
>
>
>
>
>
> --
> email: rstruik.ext@gmail.com | Skype: rstruik
> cell: +1 (647) 867-5658 | US: +1 (415) 690-7363
>
>
> _______________________________________________
> 6tisch-security mailing list
> 6tisch-security@ietf.org
> https://www.ietf.org/mailman/listinfo/6tisch-security
>
>

--047d7ba97cd4da3cb3050c9ee236
Content-Type: text/html; charset=UTF-8
Content-Transfer-Encoding: quoted-printable

<div dir=3D"ltr">Rene,<div><br></div><div>I&#39;d like to converge on which=
 text the security team is proposing for the architecture draft. We current=
ly have 3 proposals on the table:</div><div><br></div><div><a href=3D"http:=
//www.ietf.org/mail-archive/web/6tisch/current/msg02690.html">http://www.ie=
tf.org/mail-archive/web/6tisch/current/msg02690.html</a><br></div><div><a h=
ref=3D"http://www.ietf.org/mail-archive/web/6tisch-security/current/msg0032=
8.html">http://www.ietf.org/mail-archive/web/6tisch-security/current/msg003=
28.html</a><br></div><div><a href=3D"https://tools.ietf.org/html/draft-stru=
ik-6tisch-security-considerations-01">https://tools.ietf.org/html/draft-str=
uik-6tisch-security-considerations-01</a><br></div><div><br></div><div>Thom=
as</div></div><div class=3D"gmail_extra"><br><div class=3D"gmail_quote">On =
Wed, Jan 14, 2015 at 1:37 AM, Rene Struik <span dir=3D"ltr">&lt;<a href=3D"=
mailto:rstruik.ext@gmail.com" target=3D"_blank">rstruik.ext@gmail.com</a>&g=
t;</span> wrote:<br><blockquote class=3D"gmail_quote" style=3D"margin:0 0 0=
 .8ex;border-left:1px #ccc solid;padding-left:1ex">
 =20
   =20
 =20
  <div bgcolor=3D"#FFFFFF" text=3D"#000000">
    <div>Dear colleagues:<br>
      <br>
      Just a quick reminder that we *do* have a conf call tomorrow, Wed
      Jan 14, 2015, 11am EST.<br>
      <br>
      Currently, the main agenda item is item #4b of last week: input to
      the 6tisch architecture draft. It would also be good to have some
      more comments on the draft I posted.<br>
      <br>
      Minutes of calls later tonight (sorry - extremely busy). For conf
      call dial-in info, see bottom of email.<br>
      <br>
      Best regards, Rene<br>
      <br>
      =3D=3D<br>
      Note: next week&#39;s call is on Wed Jan 14, 2015, 11am EST.<br>
      <br>
      On 1/6/2015 11:48 AM, Rene Struik wrote:<br>
    </div>
    <blockquote type=3D"cite">
     =20
      Dear colleagues:<br>
      <br>
      Happy New Year!<br>
      <br>
      According to the agreed-upon 6tisch security conf call schedule,
      we will resume the conference call series today, Tue Jan 6, 2015,
      5pm EST.<br>
      <br>
      I propose we continue the discussion where we left off prior to
      Christmas (essentially, item 3c below), except that we may have a
      short presentation first (item #2).<br>
      <br>
      Agenda:<br>
      1) administrativia {agenda bashing/minutes}<br>
      2) {still to be confirmed} presentation Giuseppe Piro <br>
      3) join protocol details<br>
      -- a) (done) status update MAC behavior<br>
      -- b) (brief!) recap of routing/communication flow aspects<br>
      -- c) incremental deployment aspects<br>
      4) input 6tisch security to other 6tisch documents<br>
      -- a) terminology draft<br>
      -- b) architecture draft<br>
      <br>
      Conf call time: 5pm EST =3D 7am Japan =3D 2pm PST =3D 11pm Paris time=
.
      {The next call, on January 6, 2014) is also at 5pm EST (see
      schedule till half of January 2015)}.<br>
      Note: next week&#39;s call is on Wed Jan 14, 2015, 11am EST.<br>
      <div><br>
        Dial-in info at end of this email.<br>
        <br>
        Best regards, <br>
        <br>
        Rene<br>
        <br>
        -------- Forwarded Message --------
        <table border=3D"0" cellpadding=3D"0" cellspacing=3D"0">
          <tbody>
            <tr>
              <th align=3D"RIGHT" nowrap valign=3D"BASELINE">Subject:

              </th>
              <td>Suggested agenda for 6tisch security call of *today*,
                Tue December 16, 2014, 5pm EST (dial-in info at bottom)</td=
>
            </tr>
            <tr>
              <th align=3D"RIGHT" nowrap valign=3D"BASELINE">Date:
              </th>
              <td>Tue, 16 Dec 2014 09:21:20 -0500</td>
            </tr>
            <tr>
              <th align=3D"RIGHT" nowrap valign=3D"BASELINE">From:
              </th>
              <td>Rene Struik <a href=3D"mailto:rstruik.ext@gmail.com" targ=
et=3D"_blank">&lt;rstruik.ext@gmail.com&gt;</a></td>
            </tr>
            <tr>
              <th align=3D"RIGHT" nowrap valign=3D"BASELINE">To: </th>
              <td>tisch-security <a href=3D"mailto:6tisch-security@ietf.org=
" target=3D"_blank">&lt;6tisch-security@ietf.org&gt;</a></td>
            </tr>
          </tbody>
        </table>
        <br>
        <br>
       =20
        Dear colleagues:<br>
        <br>
        I propose we continue the discussion where we left off last
        week. <br>
        <br>
        Agenda:<br>
        1) administrativia {agenda bashing/minutes}<br>
        2) join protocol details<br>
        -- a) (brief!) status update MAC behavior<br>
        -- b) continuation of routing/communication flow aspects {last
        week, we did not finish the only two slides on this<br>
        3) input 6tisch security to other 6tisch documents<br>
        <br>
        Conf call time: 5pm EST =3D 7am Japan =3D 2pm PST =3D 11pm Paris ti=
me.
        {The next call, on January 6, 2014) is also at 5pm EST (see
        schedule till half of January 2015)}.<br>
        <div><br>
          Dial-in info at end of this email.<br>
          <br>
          Best regards, <br>
          <br>
          Rene<br>
          <br>
          -------- Forwarded Message --------
          <table border=3D"0" cellpadding=3D"0" cellspacing=3D"0">
            <tbody>
              <tr>
                <th align=3D"RIGHT" nowrap valign=3D"BASELINE">Subject:


                </th>
                <td>suggested agenda for 6tisch security call of
                  tomorrow, Tue December 9, 2014, 9am EST (dial-in info
                  at bottom)</td>
              </tr>
              <tr>
                <th align=3D"RIGHT" nowrap valign=3D"BASELINE">Date:

                </th>
                <td>Mon, 08 Dec 2014 17:16:40 -0500</td>
              </tr>
              <tr>
                <th align=3D"RIGHT" nowrap valign=3D"BASELINE">From:

                </th>
                <td>Rene Struik <a href=3D"mailto:rstruik.ext@gmail.com" ta=
rget=3D"_blank">&lt;rstruik.ext@gmail.com&gt;</a></td>
              </tr>
              <tr>
                <th align=3D"RIGHT" nowrap valign=3D"BASELINE">To:
                </th>
                <td>tisch-security <a href=3D"mailto:6tisch-security@ietf.o=
rg" target=3D"_blank">&lt;6tisch-security@ietf.org&gt;</a></td>
              </tr>
            </tbody>
          </table>
          <br>
          <br>
         =20
          Dear colleagues:<br>
          <br>
          For last week&#39;s Tue Dec 2, 2014, 9am EST conf call I prepared
          some material and posted prior to the call. During the call,
          we discussed all MAC-related aspects relevant for the join
          protocol and did not discuss higher-layer aspects I prepared
          material for yet. I suggest we continue the systematic
          discussion of last week and take that topic on now.<br>
          <br>
          This leads to the following suggested agenda for this week
          (essentially a continuation of last week&#39;s one):<br>
          <br>
          Same as last week&#39;s, except with<br>
          #1a-b) focus on routing/communication flow related aspects
          join protocol;<br>
          #2a): confirm concensus on MAC (as discussed last week) and
          routing/communication flow aspects<br>
          #2c) {as consequence of two items above} what to squeeze into
          architecture draft<br>
          <br>
          The detailed agenda and dial-in info is below (#A, resp. #B).<br>
          <br>
          Best regards, Rene<br>
          <br>
          <u>A) Suggested agenda Tue Dec 9, 2014, 9am EST call</u><br>
          <br>
          Proposed agenda:<br>
          <br>
          0) Agenda bashing<br>
          <br>
          1) Join protocol details<br>
          <blockquote>a) desired properties<br>
            b) realizable properties<br>
            <br>
            #1a-b) focus on routing/communication flow related aspects
            join protocol (we discussed MAC-related join-relevant
            aspects during the conf call of Tue Dec 2, 2014, 9am EST).<br>
            For slides, see <a href=3D"https://drive.google.com/folderview?=
id=3D0B2a6Ilxu1XfCNF9JaXR1ZXlzZlU&amp;usp=3Dsharing" target=3D"_blank">http=
s://drive.google.com/folderview?id=3D0B2a6Ilxu1XfCNF9JaXR1ZXlzZlU&amp;usp=
=3Dsharing</a>
            (same slides as sent out prior to Dec 2, 2014, 9am EST call)<br=
>
            Relevant slides: Slides 23-25 (contained in entire slide
            deck (ppt), but also in excerpt (pdf))<br>
          </blockquote>
          2) Next steps:<br>
          =C2=A0=C2=A0=C2=A0 =C2=A0=C2=A0=C2=A0 a) consensus on 1#a and 1#b=
<br>
          <blockquote>#2a): confirm consensus on MAC (as discussed last
            week) and routing/communication flow aspects<br>
            #2c) {as consequence of two items above} what to squeeze
            into architecture draft<br>
          </blockquote>
          =C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0 b) form tiger team to =
work out details<br>
          =C2=A0=C2=A0=C2=A0 =C2=A0=C2=A0=C2=A0 =C2=A0=C2=A0=C2=A0 - projec=
t phases<br>
          =C2=A0=C2=A0=C2=A0 =C2=A0=C2=A0=C2=A0 =C2=A0=C2=A0=C2=A0 - commun=
ication of sub-results<br>
          =C2=A0=C2=A0=C2=A0 =C2=A0=C2=A0=C2=A0 c) what to squeeze into arc=
hitecture draft, etc.<br>
          <br>
          I will prepare material to facilitate discussion on 1) and 2),
          to be discussed during the call.<br>
          <br>
          <u>B) Dial-in information:</u><br>
          <pre>English : New York Time 6tisch security
Tuesday, December 9, 2014 | 9:00 am Eastern Standard Time (GMT-05:00)
Meeting number:   641 709 118
Meeting password: joinjoin
Audio connection:
      1-877-668-4493 Call-in toll free number (US/Canada)
      1-650-479-3208 Call-in toll number (US/Canada)

Access code: 641 709 118
Meeting link:
        <a href=3D"https://ietf.webex.com/ietf/j.php?MTID=3Dm1aa12258a83109=
b4ae291fb0c2bd92d6" target=3D"_blank">https://ietf.webex.com/ietf/j.php?MTI=
D=3Dm1aa12258a83109b4ae291fb0c2bd92d6</a>

The etherpad we have used is at:
       <a href=3D"http://etherpad.tools.ietf.org:9000/p/6tisch-security-6to=
p-xml.txt" target=3D"_blank">http://etherpad.tools.ietf.org:9000/p/6tisch-s=
ecurity-6top-xml.txt</a>
</pre>
          <br><span class=3D"HOEnZb"><font color=3D"#888888">
          <br>
          <pre cols=3D"72">--=20
email: <a href=3D"mailto:rstruik.ext@gmail.com" target=3D"_blank">rstruik.e=
xt@gmail.com</a> | Skype: rstruik
cell: <a href=3D"tel:%2B1%20%28647%29%20867-5658" value=3D"+16478675658" ta=
rget=3D"_blank">+1 (647) 867-5658</a> | US: <a href=3D"tel:%2B1%20%28415%29=
%20690-7363" value=3D"+14156907363" target=3D"_blank">+1 (415) 690-7363</a>=
</pre>
          <br>
        </font></span></div><span class=3D"HOEnZb"><font color=3D"#888888">
        <br>
        <br>
      </font></span></div><span class=3D"HOEnZb"><font color=3D"#888888">
      <br>
    </font></span></blockquote><span class=3D"HOEnZb"><font color=3D"#88888=
8">
    <br>
    <br>
    <pre cols=3D"72">--=20
email: <a href=3D"mailto:rstruik.ext@gmail.com" target=3D"_blank">rstruik.e=
xt@gmail.com</a> | Skype: rstruik
cell: <a href=3D"tel:%2B1%20%28647%29%20867-5658" value=3D"+16478675658" ta=
rget=3D"_blank">+1 (647) 867-5658</a> | US: <a href=3D"tel:%2B1%20%28415%29=
%20690-7363" value=3D"+14156907363" target=3D"_blank">+1 (415) 690-7363</a>=
</pre>
  </font></span></div>

<br>_______________________________________________<br>
6tisch-security mailing list<br>
<a href=3D"mailto:6tisch-security@ietf.org">6tisch-security@ietf.org</a><br=
>
<a href=3D"https://www.ietf.org/mailman/listinfo/6tisch-security" target=3D=
"_blank">https://www.ietf.org/mailman/listinfo/6tisch-security</a><br>
<br></blockquote></div><br></div>

--047d7ba97cd4da3cb3050c9ee236--


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I've read the minutes, and they reflect my memory too.


=2D-=20
Michael Richardson <mcr+IETF@sandelman.ca>, Sandelman Software Works
 -=3D IPv6 IoT consulting =3D-




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Date: Fri, 16 Jan 2015 14:58:06 -0500
From: Rene Struik <rstruik.ext@gmail.com>
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Subject: [6tisch-security] scheduling 6tisch security calls through March 6th, 2015 - please read and act on Doodle poll prior to Monday noon EST (Mon Jan 19, 2015, 12pm EST)
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Dear colleagues:

I would like to solicit your feedback on the best times for 6tisch 
security conf calls for the next few calls.

Please note that participants are from many different time zones, 
ranging from PST time, EST time, Paris time, to Japan time.
The only times that allow everyone in the time zones above sleep/private 
time in the 12am-6am time window (wherever they are) are 9am-10am EST, 
5-6pm EST, 4.30-5.30pm EST.

If we cannot agree on a time, we have to use a rotating schedule that 
inevitably disadvantages some considerably, since putting some people in 
the "middle of the night" block.

My suggested times are below, where option #a below seems best. I would 
like you to weigh-into this, though, so please take the Doodle poll 
(link below).

_Please note that next week's call will be Tue Jan 20, 2015, 4.30pm EST 
(i.e., follows option #a)._ This is to have sufficient advance warning 
for next week.

_There will be no call in the week March 9-13, 2015 (IEEE 802 meeting, 
Berlin; I-D cut-off Mon 8pm EST)_

a) The table below shows how different times impact different participants
              PST        EST      Paris      Japan
#A:      1.30p     4.30p   10.30p  6.30a
#B:     2p           5p         11p       7a
#C:     6a           9a            3p    11p
#D:     8a         11a            5p      1a

b) Suggested schedule (all calls at most one hour):
time:     4.30pm-5.30pm EST {Schedule #A above}
dates: Tue Jan 20th onwards, with once a week frequency {may be reduced 
to once every two weeks longer-term (to get more work done in-between 
calls)}

*Please confirm availability at these times via the Doodle link by end 
of *Monday* January 19, 2015, 11:59am EST*
{The Doodle poll mentions all options #A-#D above (relative to EST), and 
you can indicate Yes/No/Maybe for each of the dates}

https://doodle.com/q63844gqd59urrae

Please be mindful of others than yourself, whose biological clock we 
should also take into account.

If you have comments, please do *not* pollute the 6tisch mailing list, 
but just send a private note, *keeping the same subject title* of the email.
<http://doodle.com/2cg4p34x3c3uca55>

==
email: rstruik.ext@gmail.com | Skype: rstruik cell: +1 (647) 867-5658 | 
US: +1 (415) 690-7363


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<html>
  <head>

    <meta http-equiv="content-type" content="text/html; charset=utf-8">
  </head>
  <body bgcolor="#FFFFFF" text="#000000">
    <br>
    <div class="moz-forward-container"> <span style="color: rgb(50, 50,
        50); font-family: Arial, sans-serif; font-size: 15px;
        font-style: normal; font-variant: normal; font-weight: normal;
        letter-spacing: normal; line-height: 20px; orphans: auto;
        text-align: left; text-indent: 0px; text-transform: none;
        white-space: normal; widows: auto; word-spacing: 0px;
        -webkit-text-stroke-width: 0px; display: inline !important;
        float: none; background-color: rgb(240, 240, 240);">Dear
        colleagues:<br>
        <br>
        I would like to solicit your feedback on the best times for
        6tisch security conf calls for the next few calls</span>.<br>
      <br>
      <span style="color: rgb(50, 50, 50); font-family: Arial,
        sans-serif; font-size: 15px; font-style: normal; font-variant:
        normal; font-weight: normal; letter-spacing: normal;
        line-height: 20px; orphans: auto; text-align: left; text-indent:
        0px; text-transform: none; white-space: normal; widows: auto;
        word-spacing: 0px; -webkit-text-stroke-width: 0px; display:
        inline !important; float: none; background-color: rgb(240, 240,
        240);">Please note that participants are from many different
        time zones, ranging from PST time, EST time, Paris time, to
        Japan time. <br>
        The only times that allow everyone in the time zones above
        sleep/private time in the 12am-6am time window (wherever they
        are) are 9am-10am EST, 5-6pm EST, 4.30-5.30pm EST.</span><span
        style="color: rgb(50, 50, 50); font-family: Arial, sans-serif;
        font-size: 15px; font-style: normal; font-variant: normal;
        font-weight: normal; letter-spacing: normal; line-height: 20px;
        orphans: auto; text-align: left; text-indent: 0px;
        text-transform: none; white-space: normal; widows: auto;
        word-spacing: 0px; -webkit-text-stroke-width: 0px; display:
        inline !important; float: none; background-color: rgb(240, 240,
        240);"> <br>
        <br>
        If we cannot agree on a time, we have to use a rotating schedule
        that inevitably disadvantages some considerably, since putting
        some people in the "middle of the night" block</span>.<br>
      <br>
      My suggested times are below, where option #a below seems best. I
      would like you to weigh-into this, though, so please take the
      Doodle poll (link below).<br>
      <br>
      <u>Please note that next week's call will be Tue Jan 20, 2015,
        4.30pm EST (i.e., follows option #a).</u> This is to have
      sufficient advance warning for next week.<br>
      <br>
      <u>There will be no call in the week March 9-13, 2015 (IEEE 802
        meeting, Berlin; I-D cut-off Mon 8pm EST)</u><br>
      <br>
      a) The table below shows how different times impact different
      participants<br>
                   PST        EST      Paris      Japan<br>
      #A:      1.30p     4.30p   10.30p  6.30a<br>
      #B:     2p           5p         11p       7a<br>
      #C:     6a           9a            3p    11p <br>
      #D:     8a         11a            5p      1a  <br>
      <br>
      b) Suggested schedule (all calls at most one hour):<br>
      time:     4.30pm-5.30pm EST {Schedule #A above}<br>
      dates: Tue Jan 20th onwards, with once a week frequency {may be
      reduced to once every two weeks longer-term (to get more work done
      in-between calls)}<br>
      <br>
      *Please confirm availability at these times via the Doodle link by
      end of *Monday* January 19, 2015, 11:59am EST*<br>
      {The Doodle poll mentions all options #A-#D above (relative to
      EST), and you can indicate Yes/No/Maybe for each of the dates}<br>
      <br>
      <a class="moz-txt-link-freetext" href="https://doodle.com/q63844gqd59urrae">https://doodle.com/q63844gqd59urrae</a><br>
      <br>
      Please be mindful of others than yourself, whose biological clock
      we should also take into account.<br>
      <br>
      If you have comments, please do *not* pollute the 6tisch mailing
      list, but just send a private note, *keeping the same subject
      title* of the email.<br>
      <a moz-do-not-send="true" id="participationLink"
        name="participationLink"
        href="http://doodle.com/2cg4p34x3c3uca55" style="box-sizing:
        border-box; color: rgb(0, 85, 187); text-decoration: underline;
        cursor: pointer; outline: -webkit-focus-ring-color auto 5px;
        outline-offset: -2px; margin: 0px 20px 10px 0px; width: 300px;
        font-family: Arial, sans-serif; font-size: 16px; font-style:
        normal; font-variant: normal; font-weight: normal;
        letter-spacing: normal; line-height: 24px; orphans: auto;
        text-align: left; text-indent: 0px; text-transform: none;
        white-space: normal; widows: auto; word-spacing: 0px;
        -webkit-text-stroke-width: 0px; background: rgb(255, 255, 255);"></a><br>
      <br>
      ==<br>
      email: <a moz-do-not-send="true" class="moz-txt-link-abbreviated"
        href="mailto:rstruik.ext@gmail.com">rstruik.ext@gmail.com</a> |
      Skype: rstruik cell: +1 (647) 867-5658 | US: +1 (415) 690-7363 <br>
    </div>
    <br>
  </body>
</html>

--------------090404030509000107050907--


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Date: Fri, 16 Jan 2015 17:21:30 -0500
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Subject: [6tisch-security] (minutes of Wed Jan 14, 2015, 11am EST call) reminder -- 6tisch security call *tomorrow*, Wed Jan 14, 2015, 11am EST (dial-in info at bottom)
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Dear colleagues:

Please find below the minutes of the 6TiSCH Security conf call as of 
January 14, 2015, 11am-12pm EST.

Minutes 6TiSCH Security conf call, Wed January 14, 2015, 11am-12pm EST
{note taker: Rene Struik}
{recording: see 6tisch bitbucket list}
{slides discussed (and referenced in minutes): no slides this time}

1. Attendance:
Michael Richardson, Malisa Vucinic, Mike Seewald, Thomas Watteyne, Rene 
Struik

2. Agenda
The suggested agenda was approved.
Agenda:
1) administrativia {agenda bashing/minutes}
2) (brief update) feedback on posted security draft
3) input 6tisch security to the 6tisch architecture draft
4) AOB

3. Minutes
The minutes of the previous 6TiSCH security conference calls will be 
first item of agenda for approval at the next 6tTiSCH security 
conference call. {Please review.}

4. Feedback on posted security considerations draft 
(draft-struik-6tisch-security-architectural-considerations-01)
RS mentioned that he posted (on Fri January 9, 2015) a write-up on 
security considerations for 6tisch that provides lots of footnotes on 
behavior and security and implementation considerations re MAC, 
networking, and join protocol behavior. He also posted a slightly 
updated version (#01) that includes a high-level overview of the join 
protocol, including phases (authentication, authorization, 
configuration), device roles, and diagrams. He suggested that the draft 
tried to take into account technical discussions on 6TiSCH security 
calls since early December 2014, as well as offline feedback on 
pre-draft versions from several participants. While he acknowledged the 
draft still had some rough edges that needed polishing, he would welcome 
feedback from the group that would help in making the draft better. Kris 
Pister already kindly provided some preliminary feedback on the 6TiSCH 
mailing list, but more feedback would be much appreciated.

TW volunteered to provide feedback to the list.

5. Input 6tisch security to the architecture draft 
(draft-ietf-6tisch-architecture-04)
TW mentioned that there were currently three text proposals that could 
be used for inclusion with the architecture draft:
http://www.ietf.org/mail-archive/web/6tisch/current/msg02690.html
http://www.ietf.org/mail-archive/web/6tisch-security/current/msg00328.html
https://tools.ietf.org/html/draft-struik-6tisch-security-considerations-01

MV suggested that the verbiage of the three text proposals differed in 
level of detail provided, which made it hard to compare. RS suggested 
that at the previous 6TiSCH security conference call (Tue January 5, 
2015), everyone agreed that "the the level of detail would reflect 
consensus as reached to-date, so as to remove roadblocks by end of week" 
and that snippets that do (as yet) not carry this consensus would, 
therefore, have to be trimmed out. MR suggested that some of the 
language in section 1.3.1 of 
draft-struik-6tisch-security-considerations-01 was too high level and 
"does not align with what we were told". RS reminded the group that he 
simply provided text suitable for inclusion with the architecture draft 
that was known to reflect consensus to-date. Moreover, he suggested that 
the architecture draft does not have to carry all detailed information, 
if only because lots of work is still required to iron this out.

MR suggested that he would like to see inclusion of, e.g., details re 
trust relationships, certificate detail, and scalability properties. RS 
suggested that those could indeed be considered, but since some aspects 
hereof are still highly controversial at this time, this should be left 
out for now.

TW summarized some areas of consensus, including (a) identifying three 
device roles in the join process (joining node, join assistant, "JCE"); 
(b) aiming at minimization of long-haul communications between join 
assistant and JCE (ideally, only comprising one communication flow to 
and from the JCE, as, e.g., w/HART does).

MR suggested that it would be useful to add some verbiage re privacy 
aspects of addressing (e.g., that joined nodes would use short 
addresses). He further suggested that it would be useful to 
cross-reference some actual protocols that could be considered. As to 
the latter, RS suggested that it would certainly be possible to add some 
verbiage along the lines "the join protocol would consider authenticated 
key agreement protocols, such as, e.g., DTLS, and certificate schemes, 
such as, e.g., X509", etc., if referring to these acronyms would make 
people happy.

TW asked whether RS could review the three text proposals currently on 
the table and suggest a way forward that takes into account consensus 
and what was discussed during the call. RS agreed to take this on as 
homework assignment, with target to report back on this to the group by 
the end of Monday next week (January 19, 2015).

6. AOB
RS mentioned that there is no conference call schedule for next calls 
yet, but he would poll people re time preferences.

Best regards, Rene

-------- Forwarded Message --------
Subject: 	reminder -- 6tisch security call *tomorrow*, Wed Jan 14, 2015, 
11am EST (dial-in info at bottom)
Date: 	Tue, 13 Jan 2015 19:37:04 -0500
From: 	Rene Struik <rstruik.ext@gmail.com>
To: 	tisch-security <6tisch-security@ietf.org>



Dear colleagues:

Just a quick reminder that we *do* have a conf call tomorrow, Wed Jan 
14, 2015, 11am EST.

Currently, the main agenda item is item #4b of last week: input to the 
6tisch architecture draft. It would also be good to have some more 
comments on the draft I posted.

Minutes of calls later tonight (sorry - extremely busy). For conf call 
dial-in info, see bottom of email.

Best regards, Rene

==
Note: next week's call is on Wed Jan 14, 2015, 11am EST.

On 1/6/2015 11:48 AM, Rene Struik wrote:
> Dear colleagues:
>
> Happy New Year!
>
> According to the agreed-upon 6tisch security conf call schedule, we 
> will resume the conference call series today, Tue Jan 6, 2015, 5pm EST.
>
> I propose we continue the discussion where we left off prior to 
> Christmas (essentially, item 3c below), except that we may have a 
> short presentation first (item #2).
>
> Agenda:
> 1) administrativia {agenda bashing/minutes}
> 2) {still to be confirmed} presentation Giuseppe Piro
> 3) join protocol details
> -- a) (done) status update MAC behavior
> -- b) (brief!) recap of routing/communication flow aspects
> -- c) incremental deployment aspects
> 4) input 6tisch security to other 6tisch documents
> -- a) terminology draft
> -- b) architecture draft
>
> Conf call time: 5pm EST = 7am Japan = 2pm PST = 11pm Paris time. {The 
> next call, on January 6, 2014) is also at 5pm EST (see schedule till 
> half of January 2015)}.
> Note: next week's call is on Wed Jan 14, 2015, 11am EST.
>
> Dial-in info at end of this email.
>
> Best regards,
>
> Rene
>
> -------- Forwarded Message --------
> Subject: 	Suggested agenda for 6tisch security call of *today*, Tue 
> December 16, 2014, 5pm EST (dial-in info at bottom)
> Date: 	Tue, 16 Dec 2014 09:21:20 -0500
> From: 	Rene Struik <rstruik.ext@gmail.com>
> To: 	tisch-security <6tisch-security@ietf.org>
>
>
>
> Dear colleagues:
>
> I propose we continue the discussion where we left off last week.
>
> Agenda:
> 1) administrativia {agenda bashing/minutes}
> 2) join protocol details
> -- a) (brief!) status update MAC behavior
> -- b) continuation of routing/communication flow aspects {last week, 
> we did not finish the only two slides on this
> 3) input 6tisch security to other 6tisch documents
>
> Conf call time: 5pm EST = 7am Japan = 2pm PST = 11pm Paris time. {The 
> next call, on January 6, 2014) is also at 5pm EST (see schedule till 
> half of January 2015)}.
>
> Dial-in info at end of this email.
>
> Best regards,
>
> Rene
>
> -------- Forwarded Message --------
> Subject: 	suggested agenda for 6tisch security call of tomorrow, Tue 
> December 9, 2014, 9am EST (dial-in info at bottom)
> Date: 	Mon, 08 Dec 2014 17:16:40 -0500
> From: 	Rene Struik <rstruik.ext@gmail.com>
> To: 	tisch-security <6tisch-security@ietf.org>
>
>
>
> Dear colleagues:
>
> For last week's Tue Dec 2, 2014, 9am EST conf call I prepared some 
> material and posted prior to the call. During the call, we discussed 
> all MAC-related aspects relevant for the join protocol and did not 
> discuss higher-layer aspects I prepared material for yet. I suggest we 
> continue the systematic discussion of last week and take that topic on 
> now.
>
> This leads to the following suggested agenda for this week 
> (essentially a continuation of last week's one):
>
> Same as last week's, except with
> #1a-b) focus on routing/communication flow related aspects join protocol;
> #2a): confirm concensus on MAC (as discussed last week) and 
> routing/communication flow aspects
> #2c) {as consequence of two items above} what to squeeze into 
> architecture draft
>
> The detailed agenda and dial-in info is below (#A, resp. #B).
>
> Best regards, Rene
>
> _A) Suggested agenda Tue Dec 9, 2014, 9am EST call_
>
> Proposed agenda:
>
> 0) Agenda bashing
>
> 1) Join protocol details
>
>     a) desired properties
>     b) realizable properties
>
>     #1a-b) focus on routing/communication flow related aspects join
>     protocol (we discussed MAC-related join-relevant aspects during
>     the conf call of Tue Dec 2, 2014, 9am EST).
>     For slides, see
>     https://drive.google.com/folderview?id=0B2a6Ilxu1XfCNF9JaXR1ZXlzZlU&usp=sharing
>     (same slides as sent out prior to Dec 2, 2014, 9am EST call)
>     Relevant slides: Slides 23-25 (contained in entire slide deck
>     (ppt), but also in excerpt (pdf))
>
> 2) Next steps:
>         a) consensus on 1#a and 1#b
>
>     #2a): confirm consensus on MAC (as discussed last week) and
>     routing/communication flow aspects
>     #2c) {as consequence of two items above} what to squeeze into
>     architecture draft
>
>         b) form tiger team to work out details
>             - project phases
>             - communication of sub-results
>         c) what to squeeze into architecture draft, etc.
>
> I will prepare material to facilitate discussion on 1) and 2), to be 
> discussed during the call.
>
> _B) Dial-in information:_
> English : New York Time 6tisch security
> Tuesday, December 9, 2014 | 9:00 am Eastern Standard Time (GMT-05:00)
> Meeting number:   641 709 118
> Meeting password: joinjoin
> Audio connection:
>        1-877-668-4493 Call-in toll free number (US/Canada)
>        1-650-479-3208 Call-in toll number (US/Canada)
>
> Access code: 641 709 118
> Meeting link:
>          https://ietf.webex.com/ietf/j.php?MTID=m1aa12258a83109b4ae291fb0c2bd92d6
>
> The etherpad we have used is at:
>         http://etherpad.tools.ietf.org:9000/p/6tisch-security-6top-xml.txt
>
>
> -- 
> email:rstruik.ext@gmail.com  | Skype: rstruik
> cell: +1 (647) 867-5658 | US: +1 (415) 690-7363
>
>
>
>


-- 
email:rstruik.ext@gmail.com  | Skype: rstruik
cell: +1 (647) 867-5658 | US: +1 (415) 690-7363




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    Dear colleagues:<br>
    <br>
    Please find below the minutes of the 6TiSCH Security conf call as of
    January 14, 2015, 11am-12pm EST.<br>
    <br>
    Minutes 6TiSCH Security conf call, Wed January 14, 2015, 11am-12pm
    EST<br>
    {note taker: Rene Struik}<br>
    {recording: see 6tisch bitbucket list}<br>
    {slides discussed (and referenced in minutes): no slides this time}<br>
    <br>
    1. Attendance:<br>
    Michael Richardson, Malisa Vucinic, Mike Seewald, Thomas Watteyne,
    Rene Struik<br>
    <br>
    2. Agenda<br>
    The suggested agenda was approved.<br>
    Agenda:<br>
    1) administrativia {agenda bashing/minutes}<br>
    2) (brief update) feedback on posted security draft <br>
    3) input 6tisch security to the 6tisch architecture draft<br>
    4) AOB<br>
    <br>
    3. Minutes<br>
    The minutes of the previous 6TiSCH security conference calls will be
    first item of agenda for approval at the next 6tTiSCH security
    conference call. {Please review.}<br>
    <br>
    4. Feedback on posted security considerations draft
    (draft-struik-6tisch-security-architectural-considerations-01)<br>
    RS mentioned that he posted (on Fri January 9, 2015) a write-up on
    security considerations for 6tisch that provides lots of footnotes
    on behavior and security and implementation considerations re MAC,
    networking, and join protocol behavior. He also posted a slightly
    updated version (#01) that includes a high-level overview of the
    join protocol, including phases (authentication, authorization,
    configuration), device roles, and diagrams. He suggested that the
    draft tried to take into account technical discussions on 6TiSCH
    security calls since early December 2014, as well as offline
    feedback on pre-draft versions from several participants. While he
    acknowledged the draft still had some rough edges that needed
    polishing, he would welcome feedback from the group that would help
    in making the draft better. Kris Pister already kindly provided some
    preliminary feedback on the 6TiSCH mailing list, but more feedback
    would be much appreciated.  <br>
    <br>
    TW volunteered to provide feedback to the list.<br>
    <br>
    5. Input 6tisch security to the architecture draft
    (draft-ietf-6tisch-architecture-04)<br>
    TW mentioned that there were currently three text proposals that
    could be used for inclusion with the architecture draft:<br>
    <div><a
        href="http://www.ietf.org/mail-archive/web/6tisch/current/msg02690.html">http://www.ietf.org/mail-archive/web/6tisch/current/msg02690.html</a><br>
    </div>
    <div><a
href="http://www.ietf.org/mail-archive/web/6tisch-security/current/msg00328.html">http://www.ietf.org/mail-archive/web/6tisch-security/current/msg00328.html</a><br>
    </div>
    <a
href="https://tools.ietf.org/html/draft-struik-6tisch-security-considerations-01">https://tools.ietf.org/html/draft-struik-6tisch-security-considerations-01</a><br>
    <br>
    MV suggested that the verbiage of the three text proposals differed
    in level of detail provided, which made it hard to compare. RS
    suggested that at the previous 6TiSCH security conference call (Tue
    January 5, 2015), everyone agreed that "the the level of detail
    would reflect consensus as reached to-date, so as to remove
    roadblocks by end of week" and that snippets that do (as yet) not
    carry this consensus would, therefore, have to be trimmed out. MR
    suggested that some of the language in section 1.3.1 of
    draft-struik-6tisch-security-considerations-01 was too high level
    and "does not align with what we were told". RS reminded the group
    that he simply provided text suitable for inclusion with the
    architecture draft that was known to reflect consensus to-date.
    Moreover, he suggested that the architecture draft does not have to
    carry all detailed information, if only because lots of work is
    still required to iron this out.<br>
    <br>
    MR suggested that he would like to see inclusion of, e.g., details
    re trust relationships, certificate detail, and scalability
    properties. RS suggested that those could indeed be considered, but
    since some aspects hereof are still highly controversial at this
    time, this should be left out for now.<br>
    <br>
    TW summarized some areas of consensus, including (a) identifying
    three device roles in the join process (joining node, join
    assistant, "JCE"); (b) aiming at minimization of long-haul
    communications between join assistant and JCE (ideally, only
    comprising one communication flow to and from the JCE, as, e.g.,
    w/HART does).<br>
    <br>
    MR suggested that it would be useful to add some verbiage re privacy
    aspects of addressing (e.g., that joined nodes would use short
    addresses). He further suggested that it would be useful to
    cross-reference some actual protocols that could be considered. As
    to the latter, RS suggested that it would certainly be possible to
    add some verbiage along the lines "the join protocol would consider
    authenticated key agreement protocols, such as, e.g., DTLS, and
    certificate schemes, such as, e.g., X509", etc., if referring to
    these acronyms would make people happy.<br>
    <br>
    TW asked whether RS could review the three text proposals currently
    on the table and suggest a way forward that takes into account
    consensus and what was discussed during the call. RS agreed to take
    this on as homework assignment, with target to report back on this
    to the group by the end of Monday next week (January 19, 2015).<br>
    <br>
    6. AOB<br>
    RS mentioned that there is no conference call schedule for next
    calls yet, but he would poll people re time preferences.<br>
    <br>
    Best regards, Rene<br>
    <div class="moz-forward-container"><br>
      -------- Forwarded Message --------
      <table class="moz-email-headers-table" border="0" cellpadding="0"
        cellspacing="0">
        <tbody>
          <tr>
            <th align="RIGHT" nowrap="nowrap" valign="BASELINE">Subject:
            </th>
            <td>reminder -- 6tisch security call *tomorrow*, Wed Jan 14,
              2015, 11am EST (dial-in info at bottom)</td>
          </tr>
          <tr>
            <th align="RIGHT" nowrap="nowrap" valign="BASELINE">Date: </th>
            <td>Tue, 13 Jan 2015 19:37:04 -0500</td>
          </tr>
          <tr>
            <th align="RIGHT" nowrap="nowrap" valign="BASELINE">From: </th>
            <td>Rene Struik <a class="moz-txt-link-rfc2396E" href="mailto:rstruik.ext@gmail.com">&lt;rstruik.ext@gmail.com&gt;</a></td>
          </tr>
          <tr>
            <th align="RIGHT" nowrap="nowrap" valign="BASELINE">To: </th>
            <td>tisch-security <a class="moz-txt-link-rfc2396E" href="mailto:6tisch-security@ietf.org">&lt;6tisch-security@ietf.org&gt;</a></td>
          </tr>
        </tbody>
      </table>
      <br>
      <br>
      <meta content="text/html; charset=utf-8" http-equiv="Content-Type">
      <div class="moz-cite-prefix">Dear colleagues:<br>
        <br>
        Just a quick reminder that we *do* have a conf call tomorrow,
        Wed Jan 14, 2015, 11am EST.<br>
        <br>
        Currently, the main agenda item is item #4b of last week: input
        to the 6tisch architecture draft. It would also be good to have
        some more comments on the draft I posted.<br>
        <br>
        Minutes of calls later tonight (sorry - extremely busy). For
        conf call dial-in info, see bottom of email.<br>
        <br>
        Best regards, Rene<br>
        <br>
        ==<br>
        Note: next week's call is on Wed Jan 14, 2015, 11am EST.<br>
        <br>
        On 1/6/2015 11:48 AM, Rene Struik wrote:<br>
      </div>
      <blockquote cite="mid:54AC11F5.3060907@gmail.com" type="cite">
        <meta http-equiv="content-type" content="text/html;
          charset=utf-8">
        Dear colleagues:<br>
        <br>
        Happy New Year!<br>
        <br>
        According to the agreed-upon 6tisch security conf call schedule,
        we will resume the conference call series today, Tue Jan 6,
        2015, 5pm EST.<br>
        <br>
        I propose we continue the discussion where we left off prior to
        Christmas (essentially, item 3c below), except that we may have
        a short presentation first (item #2).<br>
        <br>
        Agenda:<br>
        1) administrativia {agenda bashing/minutes}<br>
        2) {still to be confirmed} presentation Giuseppe Piro <br>
        3) join protocol details<br>
        -- a) (done) status update MAC behavior<br>
        -- b) (brief!) recap of routing/communication flow aspects<br>
        -- c) incremental deployment aspects<br>
        4) input 6tisch security to other 6tisch documents<br>
        -- a) terminology draft<br>
        -- b) architecture draft<br>
        <br>
        Conf call time: 5pm EST = 7am Japan = 2pm PST = 11pm Paris time.
        {The next call, on January 6, 2014) is also at 5pm EST (see
        schedule till half of January 2015)}.<br>
        Note: next week's call is on Wed Jan 14, 2015, 11am EST.<br>
        <div class="moz-forward-container"><br>
          Dial-in info at end of this email.<br>
          <br>
          Best regards, <br>
          <br>
          Rene<br>
          <br>
          -------- Forwarded Message --------
          <table class="moz-email-headers-table" border="0"
            cellpadding="0" cellspacing="0">
            <tbody>
              <tr>
                <th align="RIGHT" nowrap="nowrap" valign="BASELINE">Subject:


                </th>
                <td>Suggested agenda for 6tisch security call of
                  *today*, Tue December 16, 2014, 5pm EST (dial-in info
                  at bottom)</td>
              </tr>
              <tr>
                <th align="RIGHT" nowrap="nowrap" valign="BASELINE">Date:

                </th>
                <td>Tue, 16 Dec 2014 09:21:20 -0500</td>
              </tr>
              <tr>
                <th align="RIGHT" nowrap="nowrap" valign="BASELINE">From:

                </th>
                <td>Rene Struik <a moz-do-not-send="true"
                    class="moz-txt-link-rfc2396E"
                    href="mailto:rstruik.ext@gmail.com">&lt;rstruik.ext@gmail.com&gt;</a></td>
              </tr>
              <tr>
                <th align="RIGHT" nowrap="nowrap" valign="BASELINE">To:
                </th>
                <td>tisch-security <a moz-do-not-send="true"
                    class="moz-txt-link-rfc2396E"
                    href="mailto:6tisch-security@ietf.org">&lt;6tisch-security@ietf.org&gt;</a></td>
              </tr>
            </tbody>
          </table>
          <br>
          <br>
          <meta http-equiv="content-type" content="text/html;
            charset=utf-8">
          Dear colleagues:<br>
          <br>
          I propose we continue the discussion where we left off last
          week. <br>
          <br>
          Agenda:<br>
          1) administrativia {agenda bashing/minutes}<br>
          2) join protocol details<br>
          -- a) (brief!) status update MAC behavior<br>
          -- b) continuation of routing/communication flow aspects {last
          week, we did not finish the only two slides on this<br>
          3) input 6tisch security to other 6tisch documents<br>
          <br>
          Conf call time: 5pm EST = 7am Japan = 2pm PST = 11pm Paris
          time. {The next call, on January 6, 2014) is also at 5pm EST
          (see schedule till half of January 2015)}.<br>
          <div class="moz-forward-container"><br>
            Dial-in info at end of this email.<br>
            <br>
            Best regards, <br>
            <br>
            Rene<br>
            <br>
            -------- Forwarded Message --------
            <table class="moz-email-headers-table" border="0"
              cellpadding="0" cellspacing="0">
              <tbody>
                <tr>
                  <th align="RIGHT" nowrap="nowrap" valign="BASELINE">Subject:



                  </th>
                  <td>suggested agenda for 6tisch security call of
                    tomorrow, Tue December 9, 2014, 9am EST (dial-in
                    info at bottom)</td>
                </tr>
                <tr>
                  <th align="RIGHT" nowrap="nowrap" valign="BASELINE">Date:


                  </th>
                  <td>Mon, 08 Dec 2014 17:16:40 -0500</td>
                </tr>
                <tr>
                  <th align="RIGHT" nowrap="nowrap" valign="BASELINE">From:


                  </th>
                  <td>Rene Struik <a moz-do-not-send="true"
                      class="moz-txt-link-rfc2396E"
                      href="mailto:rstruik.ext@gmail.com">&lt;rstruik.ext@gmail.com&gt;</a></td>
                </tr>
                <tr>
                  <th align="RIGHT" nowrap="nowrap" valign="BASELINE">To:

                  </th>
                  <td>tisch-security <a moz-do-not-send="true"
                      class="moz-txt-link-rfc2396E"
                      href="mailto:6tisch-security@ietf.org">&lt;6tisch-security@ietf.org&gt;</a></td>
                </tr>
              </tbody>
            </table>
            <br>
            <br>
            <meta http-equiv="content-type" content="text/html;
              charset=utf-8">
            Dear colleagues:<br>
            <br>
            For last week's Tue Dec 2, 2014, 9am EST conf call I
            prepared some material and posted prior to the call. During
            the call, we discussed all MAC-related aspects relevant for
            the join protocol and did not discuss higher-layer aspects I
            prepared material for yet. I suggest we continue the
            systematic discussion of last week and take that topic on
            now.<br>
            <br>
            This leads to the following suggested agenda for this week
            (essentially a continuation of last week's one):<br>
            <br>
            Same as last week's, except with<br>
            #1a-b) focus on routing/communication flow related aspects
            join protocol;<br>
            #2a): confirm concensus on MAC (as discussed last week) and
            routing/communication flow aspects<br>
            #2c) {as consequence of two items above} what to squeeze
            into architecture draft<br>
            <br>
            The detailed agenda and dial-in info is below (#A, resp.
            #B).<br>
            <br>
            Best regards, Rene<br>
            <br>
            <u>A) Suggested agenda Tue Dec 9, 2014, 9am EST call</u><br>
            <br>
            Proposed agenda:<br>
            <br>
            0) Agenda bashing<br>
            <br>
            1) Join protocol details<br>
            <blockquote>a) desired properties<br>
              b) realizable properties<br>
              <br>
              #1a-b) focus on routing/communication flow related aspects
              join protocol (we discussed MAC-related join-relevant
              aspects during the conf call of Tue Dec 2, 2014, 9am EST).<br>
              For slides, see <a moz-do-not-send="true"
                class="moz-txt-link-freetext"
href="https://drive.google.com/folderview?id=0B2a6Ilxu1XfCNF9JaXR1ZXlzZlU&amp;usp=sharing">https://drive.google.com/folderview?id=0B2a6Ilxu1XfCNF9JaXR1ZXlzZlU&amp;usp=sharing</a>
              (same slides as sent out prior to Dec 2, 2014, 9am EST
              call)<br>
              Relevant slides: Slides 23-25 (contained in entire slide
              deck (ppt), but also in excerpt (pdf))<br>
            </blockquote>
            2) Next steps:<br>
                    a) consensus on 1#a and 1#b<br>
            <blockquote>#2a): confirm consensus on MAC (as discussed
              last week) and routing/communication flow aspects<br>
              #2c) {as consequence of two items above} what to squeeze
              into architecture draft<br>
            </blockquote>
                    b) form tiger team to work out details<br>
                        - project phases<br>
                        - communication of sub-results<br>
                    c) what to squeeze into architecture draft, etc.<br>
            <br>
            I will prepare material to facilitate discussion on 1) and
            2), to be discussed during the call.<br>
            <br>
            <u>B) Dial-in information:</u><br>
            <pre wrap="">English : New York Time 6tisch security
Tuesday, December 9, 2014 | 9:00 am Eastern Standard Time (GMT-05:00)
Meeting number:   641 709 118
Meeting password: joinjoin
Audio connection:
      1-877-668-4493 Call-in toll free number (US/Canada)
      1-650-479-3208 Call-in toll number (US/Canada)

Access code: 641 709 118
Meeting link:
        <a moz-do-not-send="true" class="moz-txt-link-freetext" href="https://ietf.webex.com/ietf/j.php?MTID=m1aa12258a83109b4ae291fb0c2bd92d6">https://ietf.webex.com/ietf/j.php?MTID=m1aa12258a83109b4ae291fb0c2bd92d6</a>

The etherpad we have used is at:
       <a moz-do-not-send="true" class="moz-txt-link-freetext" href="http://etherpad.tools.ietf.org:9000/p/6tisch-security-6top-xml.txt">http://etherpad.tools.ietf.org:9000/p/6tisch-security-6top-xml.txt</a>
</pre>
            <br>
            <br>
            <pre class="moz-signature" cols="72">-- 
email: <a moz-do-not-send="true" class="moz-txt-link-abbreviated" href="mailto:rstruik.ext@gmail.com">rstruik.ext@gmail.com</a> | Skype: rstruik
cell: +1 (647) 867-5658 | US: +1 (415) 690-7363</pre>
            <br>
          </div>
          <br>
          <br>
        </div>
        <br>
      </blockquote>
      <br>
      <br>
      <pre class="moz-signature" cols="72">-- 
email: <a moz-do-not-send="true" class="moz-txt-link-abbreviated" href="mailto:rstruik.ext@gmail.com">rstruik.ext@gmail.com</a> | Skype: rstruik
cell: +1 (647) 867-5658 | US: +1 (415) 690-7363</pre>
      <br>
    </div>
    <br>
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Rene Struik writes:
> If we cannot agree on a time, we have to use a rotating schedule that
> inevitably disadvantages some considerably, since putting some people in the
> "middle of the night" block.

At least for me it is much easier to organize fixed time so that I can
be available than try to get different time available for each week.

And middle of the night blocks works for me much better than early
morning or even during the day (i.e. best times for me are 19:00-02:00
EET, i.e. 12:00-19:00 EST).

Unfortunately from 17th of February forward I already have 802.15.9
BRC teleconf starting 00:00 EET, i.e. 17:00 EST.

> Please note that next week's call will be Tue Jan 20, 2015, 4.30pm EST (i.e.,
> follows option #a). This is to have sufficient advance warning for next week.

Would people be interested hearing what security changes there will be
in the 802.15.4-2015 revision? We had lots of discussion last week in
the IEEE SC-M about the security and we did decide to do some bigger
changes, most notably we are are going to add new level of security
filtering in the MAC, so MAC can be configured for each information
elements, whether it will be processed or not.

This does affect information elements used in the TSCH. If that would
be useful I could try to give some kind of summary of things changing. 
-- 
kivinen@iki.fi


From nobody Mon Jan 19 06:19:36 2015
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Date: Mon, 19 Jan 2015 09:19:22 -0500
From: Rene Struik <rstruik.ext@gmail.com>
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Subject: Re: [6tisch-security] scheduling 6tisch security calls through March 6th, 2015 - please read and act on Doodle poll prior to Monday noon EST (Mon Jan 19, 2015, 12pm EST)
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Hi Tero:

If you can prepare some material, I could add this to the agenda for the 6tisch security call.

Please note that the first technical item on the agenda (after approval of minutes) is to discuss a snippet of text that can end up in the 6tisch architecture document. Given past experiences, I expect that item to take the entire hour. So, we will most likely not get to your potential contribution this week.

Best regards, Rene


==
Would people be interested hearing what security changes there will be
in the 802.15.4-2015 revision?

On 1/19/2015 8:35 AM, Tero Kivinen wrote:
> Rene Struik writes:
>> If we cannot agree on a time, we have to use a rotating schedule that
>> inevitably disadvantages some considerably, since putting some people in the
>> "middle of the night" block.
> At least for me it is much easier to organize fixed time so that I can
> be available than try to get different time available for each week.
>
> And middle of the night blocks works for me much better than early
> morning or even during the day (i.e. best times for me are 19:00-02:00
> EET, i.e. 12:00-19:00 EST).
>
> Unfortunately from 17th of February forward I already have 802.15.9
> BRC teleconf starting 00:00 EET, i.e. 17:00 EST.
>
>> Please note that next week's call will be Tue Jan 20, 2015, 4.30pm EST (i.e.,
>> follows option #a). This is to have sufficient advance warning for next week.
> Would people be interested hearing what security changes there will be
> in the 802.15.4-2015 revision? We had lots of discussion last week in
> the IEEE SC-M about the security and we did decide to do some bigger
> changes, most notably we are are going to add new level of security
> filtering in the MAC, so MAC can be configured for each information
> elements, whether it will be processed or not.
>
> This does affect information elements used in the TSCH. If that would
> be useful I could try to give some kind of summary of things changing.


-- 
email: rstruik.ext@gmail.com | Skype: rstruik
cell: +1 (647) 867-5658 | US: +1 (415) 690-7363


From nobody Mon Jan 19 08:01:59 2015
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Rene Struik writes:
> If you can prepare some material, I could add this to the agenda for
> the 6tisch security call. 

As the call is tomorrow, I am not sure how much I can prepare, most
likely just cut & paste some of the material we had in the IEEE
meeting. 

> Please note that the first technical item on the agenda (after
> approval of minutes) is to discuss a snippet of text that can end up
> in the 6tisch architecture document. Given past experiences, I
> expect that item to take the entire hour. So, we will most likely
> not get to your potential contribution this week. 

Ah, I have not seen the agenda for tomorrows call. Where was it sent?
Your email I replied to didn't have agenda attached.

As I am very busy with other 802.15 stuff this week, then I am not
going to prepare the material if we do not have time to go through
them tomorrow (I have 2 BRC calls today, and one more on Wednesday,
and need to start rewriting the 802.15.4 security processing state
machines as we agreed last week, and also of course go through the
last 802.15.9 letter ballot comments).
-- 
kivinen@iki.fi


From nobody Mon Jan 19 08:58:23 2015
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Subject: Re: [6tisch-security] scheduling 6tisch security calls through March 6th, 2015 - please read and act on Doodle poll prior to Monday noon EST (Mon Jan 19, 2015, 12pm EST)
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Hi Tero:

As to agenda for tomorrow, this has not finalized yet, but a natural 
progression of discussions at the previous call (as worded in the minutes).

Please note that 6tisch is currently based on 802.15.4-2011 only, so any 
"802.15 quo vadis" discussions are only informative at this point in time.

Best regards, Rene

On 1/19/2015 11:01 AM, Tero Kivinen wrote:
> Rene Struik writes:
>> If you can prepare some material, I could add this to the agenda for
>> the 6tisch security call.
> As the call is tomorrow, I am not sure how much I can prepare, most
> likely just cut & paste some of the material we had in the IEEE
> meeting.
>
>> Please note that the first technical item on the agenda (after
>> approval of minutes) is to discuss a snippet of text that can end up
>> in the 6tisch architecture document. Given past experiences, I
>> expect that item to take the entire hour. So, we will most likely
>> not get to your potential contribution this week.
> Ah, I have not seen the agenda for tomorrows call. Where was it sent?
> Your email I replied to didn't have agenda attached.
>
> As I am very busy with other 802.15 stuff this week, then I am not
> going to prepare the material if we do not have time to go through
> them tomorrow (I have 2 BRC calls today, and one more on Wednesday,
> and need to start rewriting the 802.15.4 security processing state
> machines as we agreed last week, and also of course go through the
> last 802.15.9 letter ballot comments).


-- 
email: rstruik.ext@gmail.com | Skype: rstruik
cell: +1 (647) 867-5658 | US: +1 (415) 690-7363


From nobody Mon Jan 19 11:20:38 2015
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Subject: [6tisch-security] reminder -- 6tisch security call *tomorrow*, Tue Jan 20, 2015, 4.30pm EST (dial-in info at bottom)
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Dear colleagues:

Just a quick reminder that we have a 6TiSCH security conf call tomorrow, 
Tue January 20, 2015, 4.30-5.30pm EST.

Suggested agenda:
1) administrativia {agenda bashing/minutes}
2) 6tisch security conf call schedule moving forward
3) input 6tisch security to architecture draft
-- RS to present result homework assignment of last call
4) prep for IETF-92 in Dallas
5) AOB

For dial-in info, please see bottom of this email.

As to item #2 above, if you wish to weigh-in, please do respond to the 
Doodle poll by end of *today*, see https://doodle.com/q63844gqd59urrae.

Best regards, Rene

-------- Forwarded Message --------
Subject: 	reminder -- 6tisch security call *tomorrow*, Wed Jan 14, 2015, 
11am EST (dial-in info at bottom)
Date: 	Tue, 13 Jan 2015 19:37:04 -0500
From: 	Rene Struik <rstruik.ext@gmail.com>
To: 	tisch-security <6tisch-security@ietf.org>



Dear colleagues:

Just a quick reminder that we *do* have a conf call tomorrow, Wed Jan 
14, 2015, 11am EST.

Currently, the main agenda item is item #4b of last week: input to the 
6tisch architecture draft. It would also be good to have some more 
comments on the draft I posted.

Minutes of calls later tonight (sorry - extremely busy). For conf call 
dial-in info, see bottom of email.

Best regards, Rene

==
Note: next week's call is on Wed Jan 14, 2015, 11am EST.

On 1/6/2015 11:48 AM, Rene Struik wrote:
> Dear colleagues:
>
> Happy New Year!
>
> According to the agreed-upon 6tisch security conf call schedule, we 
> will resume the conference call series today, Tue Jan 6, 2015, 5pm EST.
>
> I propose we continue the discussion where we left off prior to 
> Christmas (essentially, item 3c below), except that we may have a 
> short presentation first (item #2).
>
> Agenda:
> 1) administrativia {agenda bashing/minutes}
> 2) {still to be confirmed} presentation Giuseppe Piro
> 3) join protocol details
> -- a) (done) status update MAC behavior
> -- b) (brief!) recap of routing/communication flow aspects
> -- c) incremental deployment aspects
> 4) input 6tisch security to other 6tisch documents
> -- a) terminology draft
> -- b) architecture draft
>
> Conf call time: 5pm EST = 7am Japan = 2pm PST = 11pm Paris time. {The 
> next call, on January 6, 2014) is also at 5pm EST (see schedule till 
> half of January 2015)}.
> Note: next week's call is on Wed Jan 14, 2015, 11am EST.
>
> Dial-in info at end of this email.
>
> Best regards,
>
> Rene
>
> -------- Forwarded Message --------
> Subject: 	Suggested agenda for 6tisch security call of *today*, Tue 
> December 16, 2014, 5pm EST (dial-in info at bottom)
> Date: 	Tue, 16 Dec 2014 09:21:20 -0500
> From: 	Rene Struik <rstruik.ext@gmail.com>
> To: 	tisch-security <6tisch-security@ietf.org>
>
>
>
> Dear colleagues:
>
> I propose we continue the discussion where we left off last week.
>
> Agenda:
> 1) administrativia {agenda bashing/minutes}
> 2) join protocol details
> -- a) (brief!) status update MAC behavior
> -- b) continuation of routing/communication flow aspects {last week, 
> we did not finish the only two slides on this
> 3) input 6tisch security to other 6tisch documents
>
> Conf call time: 5pm EST = 7am Japan = 2pm PST = 11pm Paris time. {The 
> next call, on January 6, 2014) is also at 5pm EST (see schedule till 
> half of January 2015)}.
>
> Dial-in info at end of this email.
>
> Best regards,
>
> Rene
>
> -------- Forwarded Message --------
> Subject: 	suggested agenda for 6tisch security call of tomorrow, Tue 
> December 9, 2014, 9am EST (dial-in info at bottom)
> Date: 	Mon, 08 Dec 2014 17:16:40 -0500
> From: 	Rene Struik <rstruik.ext@gmail.com>
> To: 	tisch-security <6tisch-security@ietf.org>
>
>
>
> Dear colleagues:
>
> For last week's Tue Dec 2, 2014, 9am EST conf call I prepared some 
> material and posted prior to the call. During the call, we discussed 
> all MAC-related aspects relevant for the join protocol and did not 
> discuss higher-layer aspects I prepared material for yet. I suggest we 
> continue the systematic discussion of last week and take that topic on 
> now.
>
> This leads to the following suggested agenda for this week 
> (essentially a continuation of last week's one):
>
> Same as last week's, except with
> #1a-b) focus on routing/communication flow related aspects join protocol;
> #2a): confirm concensus on MAC (as discussed last week) and 
> routing/communication flow aspects
> #2c) {as consequence of two items above} what to squeeze into 
> architecture draft
>
> The detailed agenda and dial-in info is below (#A, resp. #B).
>
> Best regards, Rene
>
> _A) Suggested agenda Tue Dec 9, 2014, 9am EST call_
>
> Proposed agenda:
>
> 0) Agenda bashing
>
> 1) Join protocol details
>
>     a) desired properties
>     b) realizable properties
>
>     #1a-b) focus on routing/communication flow related aspects join
>     protocol (we discussed MAC-related join-relevant aspects during
>     the conf call of Tue Dec 2, 2014, 9am EST).
>     For slides, see
>     https://drive.google.com/folderview?id=0B2a6Ilxu1XfCNF9JaXR1ZXlzZlU&usp=sharing
>     (same slides as sent out prior to Dec 2, 2014, 9am EST call)
>     Relevant slides: Slides 23-25 (contained in entire slide deck
>     (ppt), but also in excerpt (pdf))
>
> 2) Next steps:
>         a) consensus on 1#a and 1#b
>
>     #2a): confirm consensus on MAC (as discussed last week) and
>     routing/communication flow aspects
>     #2c) {as consequence of two items above} what to squeeze into
>     architecture draft
>
>         b) form tiger team to work out details
>             - project phases
>             - communication of sub-results
>         c) what to squeeze into architecture draft, etc.
>
> I will prepare material to facilitate discussion on 1) and 2), to be 
> discussed during the call.
>
> _B) Dial-in information:_
> English : New York Time 6tisch security
> Tuesday, December 9, 2014 | 9:00 am Eastern Standard Time (GMT-05:00)
> Meeting number:   641 709 118
> Meeting password: joinjoin
> Audio connection:
>        1-877-668-4493 Call-in toll free number (US/Canada)
>        1-650-479-3208 Call-in toll number (US/Canada)
>
> Access code: 641 709 118
> Meeting link:
>          https://ietf.webex.com/ietf/j.php?MTID=m1aa12258a83109b4ae291fb0c2bd92d6
>
> The etherpad we have used is at:
>         http://etherpad.tools.ietf.org:9000/p/6tisch-security-6top-xml.txt
>
>
> -- 
> email:rstruik.ext@gmail.com  | Skype: rstruik
> cell: +1 (647) 867-5658 | US: +1 (415) 690-7363
>
>
>
>


-- 
email:rstruik.ext@gmail.com  | Skype: rstruik
cell: +1 (647) 867-5658 | US: +1 (415) 690-7363




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    <meta http-equiv="content-type" content="text/html; charset=utf-8">
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    Dear colleagues:<br>
    <br>
    Just a quick reminder that we have a 6TiSCH security conf call
    tomorrow, Tue January 20, 2015, 4.30-5.30pm EST.<br>
    <br>
    Suggested agenda:<br>
    1) administrativia {agenda bashing/minutes}<br>
    2) 6tisch security conf call schedule moving forward<br>
    3) input 6tisch security to architecture draft<br>
    -- RS to present result homework assignment of last call<br>
    4) prep for IETF-92 in Dallas<br>
    5) AOB<br>
    <br>
    For dial-in info, please see bottom of this email.<br>
    <br>
    As to item #2 above, if you wish to weigh-in, please do respond to
    the Doodle poll by end of *today*, see <a
      class="moz-txt-link-freetext"
      href="https://doodle.com/q63844gqd59urrae">https://doodle.com/q63844gqd59urrae.<br>
    </a>
    <div class="moz-forward-container"><br>
      Best regards, Rene<br>
      <br>
      -------- Forwarded Message --------
      <table class="moz-email-headers-table" border="0" cellpadding="0"
        cellspacing="0">
        <tbody>
          <tr>
            <th align="RIGHT" nowrap="nowrap" valign="BASELINE">Subject:
            </th>
            <td>reminder -- 6tisch security call *tomorrow*, Wed Jan 14,
              2015, 11am EST (dial-in info at bottom)</td>
          </tr>
          <tr>
            <th align="RIGHT" nowrap="nowrap" valign="BASELINE">Date: </th>
            <td>Tue, 13 Jan 2015 19:37:04 -0500</td>
          </tr>
          <tr>
            <th align="RIGHT" nowrap="nowrap" valign="BASELINE">From: </th>
            <td>Rene Struik <a class="moz-txt-link-rfc2396E" href="mailto:rstruik.ext@gmail.com">&lt;rstruik.ext@gmail.com&gt;</a></td>
          </tr>
          <tr>
            <th align="RIGHT" nowrap="nowrap" valign="BASELINE">To: </th>
            <td>tisch-security <a class="moz-txt-link-rfc2396E" href="mailto:6tisch-security@ietf.org">&lt;6tisch-security@ietf.org&gt;</a></td>
          </tr>
        </tbody>
      </table>
      <br>
      <br>
      <meta content="text/html; charset=utf-8" http-equiv="Content-Type">
      <div class="moz-cite-prefix">Dear colleagues:<br>
        <br>
        Just a quick reminder that we *do* have a conf call tomorrow,
        Wed Jan 14, 2015, 11am EST.<br>
        <br>
        Currently, the main agenda item is item #4b of last week: input
        to the 6tisch architecture draft. It would also be good to have
        some more comments on the draft I posted.<br>
        <br>
        Minutes of calls later tonight (sorry - extremely busy). For
        conf call dial-in info, see bottom of email.<br>
        <br>
        Best regards, Rene<br>
        <br>
        ==<br>
        Note: next week's call is on Wed Jan 14, 2015, 11am EST.<br>
        <br>
        On 1/6/2015 11:48 AM, Rene Struik wrote:<br>
      </div>
      <blockquote cite="mid:54AC11F5.3060907@gmail.com" type="cite">
        <meta http-equiv="content-type" content="text/html;
          charset=utf-8">
        Dear colleagues:<br>
        <br>
        Happy New Year!<br>
        <br>
        According to the agreed-upon 6tisch security conf call schedule,
        we will resume the conference call series today, Tue Jan 6,
        2015, 5pm EST.<br>
        <br>
        I propose we continue the discussion where we left off prior to
        Christmas (essentially, item 3c below), except that we may have
        a short presentation first (item #2).<br>
        <br>
        Agenda:<br>
        1) administrativia {agenda bashing/minutes}<br>
        2) {still to be confirmed} presentation Giuseppe Piro <br>
        3) join protocol details<br>
        -- a) (done) status update MAC behavior<br>
        -- b) (brief!) recap of routing/communication flow aspects<br>
        -- c) incremental deployment aspects<br>
        4) input 6tisch security to other 6tisch documents<br>
        -- a) terminology draft<br>
        -- b) architecture draft<br>
        <br>
        Conf call time: 5pm EST = 7am Japan = 2pm PST = 11pm Paris time.
        {The next call, on January 6, 2014) is also at 5pm EST (see
        schedule till half of January 2015)}.<br>
        Note: next week's call is on Wed Jan 14, 2015, 11am EST.<br>
        <div class="moz-forward-container"><br>
          Dial-in info at end of this email.<br>
          <br>
          Best regards, <br>
          <br>
          Rene<br>
          <br>
          -------- Forwarded Message --------
          <table class="moz-email-headers-table" border="0"
            cellpadding="0" cellspacing="0">
            <tbody>
              <tr>
                <th align="RIGHT" nowrap="nowrap" valign="BASELINE">Subject:


                </th>
                <td>Suggested agenda for 6tisch security call of
                  *today*, Tue December 16, 2014, 5pm EST (dial-in info
                  at bottom)</td>
              </tr>
              <tr>
                <th align="RIGHT" nowrap="nowrap" valign="BASELINE">Date:

                </th>
                <td>Tue, 16 Dec 2014 09:21:20 -0500</td>
              </tr>
              <tr>
                <th align="RIGHT" nowrap="nowrap" valign="BASELINE">From:

                </th>
                <td>Rene Struik <a moz-do-not-send="true"
                    class="moz-txt-link-rfc2396E"
                    href="mailto:rstruik.ext@gmail.com">&lt;rstruik.ext@gmail.com&gt;</a></td>
              </tr>
              <tr>
                <th align="RIGHT" nowrap="nowrap" valign="BASELINE">To:
                </th>
                <td>tisch-security <a moz-do-not-send="true"
                    class="moz-txt-link-rfc2396E"
                    href="mailto:6tisch-security@ietf.org">&lt;6tisch-security@ietf.org&gt;</a></td>
              </tr>
            </tbody>
          </table>
          <br>
          <br>
          <meta http-equiv="content-type" content="text/html;
            charset=utf-8">
          Dear colleagues:<br>
          <br>
          I propose we continue the discussion where we left off last
          week. <br>
          <br>
          Agenda:<br>
          1) administrativia {agenda bashing/minutes}<br>
          2) join protocol details<br>
          -- a) (brief!) status update MAC behavior<br>
          -- b) continuation of routing/communication flow aspects {last
          week, we did not finish the only two slides on this<br>
          3) input 6tisch security to other 6tisch documents<br>
          <br>
          Conf call time: 5pm EST = 7am Japan = 2pm PST = 11pm Paris
          time. {The next call, on January 6, 2014) is also at 5pm EST
          (see schedule till half of January 2015)}.<br>
          <div class="moz-forward-container"><br>
            Dial-in info at end of this email.<br>
            <br>
            Best regards, <br>
            <br>
            Rene<br>
            <br>
            -------- Forwarded Message --------
            <table class="moz-email-headers-table" border="0"
              cellpadding="0" cellspacing="0">
              <tbody>
                <tr>
                  <th align="RIGHT" nowrap="nowrap" valign="BASELINE">Subject:



                  </th>
                  <td>suggested agenda for 6tisch security call of
                    tomorrow, Tue December 9, 2014, 9am EST (dial-in
                    info at bottom)</td>
                </tr>
                <tr>
                  <th align="RIGHT" nowrap="nowrap" valign="BASELINE">Date:


                  </th>
                  <td>Mon, 08 Dec 2014 17:16:40 -0500</td>
                </tr>
                <tr>
                  <th align="RIGHT" nowrap="nowrap" valign="BASELINE">From:


                  </th>
                  <td>Rene Struik <a moz-do-not-send="true"
                      class="moz-txt-link-rfc2396E"
                      href="mailto:rstruik.ext@gmail.com">&lt;rstruik.ext@gmail.com&gt;</a></td>
                </tr>
                <tr>
                  <th align="RIGHT" nowrap="nowrap" valign="BASELINE">To:

                  </th>
                  <td>tisch-security <a moz-do-not-send="true"
                      class="moz-txt-link-rfc2396E"
                      href="mailto:6tisch-security@ietf.org">&lt;6tisch-security@ietf.org&gt;</a></td>
                </tr>
              </tbody>
            </table>
            <br>
            <br>
            <meta http-equiv="content-type" content="text/html;
              charset=utf-8">
            Dear colleagues:<br>
            <br>
            For last week's Tue Dec 2, 2014, 9am EST conf call I
            prepared some material and posted prior to the call. During
            the call, we discussed all MAC-related aspects relevant for
            the join protocol and did not discuss higher-layer aspects I
            prepared material for yet. I suggest we continue the
            systematic discussion of last week and take that topic on
            now.<br>
            <br>
            This leads to the following suggested agenda for this week
            (essentially a continuation of last week's one):<br>
            <br>
            Same as last week's, except with<br>
            #1a-b) focus on routing/communication flow related aspects
            join protocol;<br>
            #2a): confirm concensus on MAC (as discussed last week) and
            routing/communication flow aspects<br>
            #2c) {as consequence of two items above} what to squeeze
            into architecture draft<br>
            <br>
            The detailed agenda and dial-in info is below (#A, resp.
            #B).<br>
            <br>
            Best regards, Rene<br>
            <br>
            <u>A) Suggested agenda Tue Dec 9, 2014, 9am EST call</u><br>
            <br>
            Proposed agenda:<br>
            <br>
            0) Agenda bashing<br>
            <br>
            1) Join protocol details<br>
            <blockquote>a) desired properties<br>
              b) realizable properties<br>
              <br>
              #1a-b) focus on routing/communication flow related aspects
              join protocol (we discussed MAC-related join-relevant
              aspects during the conf call of Tue Dec 2, 2014, 9am EST).<br>
              For slides, see <a moz-do-not-send="true"
                class="moz-txt-link-freetext"
href="https://drive.google.com/folderview?id=0B2a6Ilxu1XfCNF9JaXR1ZXlzZlU&amp;usp=sharing">https://drive.google.com/folderview?id=0B2a6Ilxu1XfCNF9JaXR1ZXlzZlU&amp;usp=sharing</a>
              (same slides as sent out prior to Dec 2, 2014, 9am EST
              call)<br>
              Relevant slides: Slides 23-25 (contained in entire slide
              deck (ppt), but also in excerpt (pdf))<br>
            </blockquote>
            2) Next steps:<br>
                    a) consensus on 1#a and 1#b<br>
            <blockquote>#2a): confirm consensus on MAC (as discussed
              last week) and routing/communication flow aspects<br>
              #2c) {as consequence of two items above} what to squeeze
              into architecture draft<br>
            </blockquote>
                    b) form tiger team to work out details<br>
                        - project phases<br>
                        - communication of sub-results<br>
                    c) what to squeeze into architecture draft, etc.<br>
            <br>
            I will prepare material to facilitate discussion on 1) and
            2), to be discussed during the call.<br>
            <br>
            <u>B) Dial-in information:</u><br>
            <pre wrap="">English : New York Time 6tisch security
Tuesday, December 9, 2014 | 9:00 am Eastern Standard Time (GMT-05:00)
Meeting number:   641 709 118
Meeting password: joinjoin
Audio connection:
      1-877-668-4493 Call-in toll free number (US/Canada)
      1-650-479-3208 Call-in toll number (US/Canada)

Access code: 641 709 118
Meeting link:
        <a moz-do-not-send="true" class="moz-txt-link-freetext" href="https://ietf.webex.com/ietf/j.php?MTID=m1aa12258a83109b4ae291fb0c2bd92d6">https://ietf.webex.com/ietf/j.php?MTID=m1aa12258a83109b4ae291fb0c2bd92d6</a>

The etherpad we have used is at:
       <a moz-do-not-send="true" class="moz-txt-link-freetext" href="http://etherpad.tools.ietf.org:9000/p/6tisch-security-6top-xml.txt">http://etherpad.tools.ietf.org:9000/p/6tisch-security-6top-xml.txt</a>
</pre>
            <br>
            <br>
            <pre class="moz-signature" cols="72">-- 
email: <a moz-do-not-send="true" class="moz-txt-link-abbreviated" href="mailto:rstruik.ext@gmail.com">rstruik.ext@gmail.com</a> | Skype: rstruik
cell: +1 (647) 867-5658 | US: +1 (415) 690-7363</pre>
            <br>
          </div>
          <br>
          <br>
        </div>
        <br>
      </blockquote>
      <br>
      <br>
      <pre class="moz-signature" cols="72">-- 
email: <a moz-do-not-send="true" class="moz-txt-link-abbreviated" href="mailto:rstruik.ext@gmail.com">rstruik.ext@gmail.com</a> | Skype: rstruik
cell: +1 (647) 867-5658 | US: +1 (415) 690-7363</pre>
      <br>
    </div>
    <br>
  </body>
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------=_Part_115586_374878962.1421700427607--


From nobody Mon Jan 19 12:49:53 2015
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Subject: Re: [6tisch-security] reminder -- 6tisch security call *tomorrow*, Tue Jan 20, 2015, 4.30pm EST (dial-in info at bottom)
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--=-=-=
Content-Type: text/plain


Rene Struik <rstruik.ext@gmail.com> wrote:
    > Just a quick reminder that we have a 6TiSCH security conf call tomorrow, Tue
    > January 20, 2015, 4.30-5.30pm EST.

here again is the dial in info, I've adjusted the time to 4:30pm EST,21:30 UTC.

meeting number:   641 709 118
Meeting password: joinjoin
Audio connection:
      1-877-668-4493 Call-in toll free number (US/Canada)
      1-650-479-3208 Call-in toll number (US/Canada)
Show toll-free dialing restrictions
Access code: 641 709 118

https://ietf.webex.com/ietf/j.php?MTID=m1aa12258a83109b4ae291fb0c2bd92d6

--
Michael Richardson <mcr+IETF@sandelman.ca>, Sandelman Software Works
 -= IPv6 IoT consulting =-




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--=-=-=--


From nobody Mon Jan 19 22:13:26 2015
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Subject: [6tisch-security] (result homework assignment I volunteered for) Re: reminder -- 6tisch security call *tomorrow*, Tue Jan 20, 2015, 4.30pm EST (dial-in info at bottom)
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Dear colleagues:

Please find attached my analysis of the three text proposals. I hope 
this helps in zooming in on consensus text.

I will present this in more detail as item #3 on the agenda for the 
6tisch security call of tomorrow, Tue Jan 20, 2015, 4.30pm EST.

We can discuss this in more detail during that call (I won't have much 
time beforehand).

Best regards, Rene

[excerpt of minutes of 6tisch security conf call as of January 14, 2015, 
11am-12pm EST]
TW asked whether RS could review the three text proposals currently on 
the table and suggest a way forward that takes into account consensus 
and what was discussed during the call. RS agreed to take this on as 
homework assignment, with target to report back on this to the group by 
the end of Monday next week (January 19, 2015).

On 1/19/2015 2:20 PM, Rene Struik wrote:
> Dear colleagues:
>
> Just a quick reminder that we have a 6TiSCH security conf call 
> tomorrow, Tue January 20, 2015, 4.30-5.30pm EST.
>
> Suggested agenda:
> 1) administrativia {agenda bashing/minutes}
> 2) 6tisch security conf call schedule moving forward
> 3) input 6tisch security to architecture draft
> -- RS to present result homework assignment of last call
> 4) prep for IETF-92 in Dallas
> 5) AOB
>
> For dial-in info, please see bottom of this email.
>
> As to item #2 above, if you wish to weigh-in, please do respond to the 
> Doodle poll by end of *today*, see https://doodle.com/q63844gqd59urrae.
>
> Best regards, Rene
>
> -------- Forwarded Message --------
> Subject: 	reminder -- 6tisch security call *tomorrow*, Wed Jan 14, 
> 2015, 11am EST (dial-in info at bottom)
> Date: 	Tue, 13 Jan 2015 19:37:04 -0500
> From: 	Rene Struik <rstruik.ext@gmail.com>
> To: 	tisch-security <6tisch-security@ietf.org>
>
>
>
> Dear colleagues:
>
> Just a quick reminder that we *do* have a conf call tomorrow, Wed Jan 
> 14, 2015, 11am EST.
>
> Currently, the main agenda item is item #4b of last week: input to the 
> 6tisch architecture draft. It would also be good to have some more 
> comments on the draft I posted.
>
> Minutes of calls later tonight (sorry - extremely busy). For conf call 
> dial-in info, see bottom of email.
>
> Best regards, Rene
>
> ==
> Note: next week's call is on Wed Jan 14, 2015, 11am EST.
>
> On 1/6/2015 11:48 AM, Rene Struik wrote:
>> Dear colleagues:
>>
>> Happy New Year!
>>
>> According to the agreed-upon 6tisch security conf call schedule, we 
>> will resume the conference call series today, Tue Jan 6, 2015, 5pm EST.
>>
>> I propose we continue the discussion where we left off prior to 
>> Christmas (essentially, item 3c below), except that we may have a 
>> short presentation first (item #2).
>>
>> Agenda:
>> 1) administrativia {agenda bashing/minutes}
>> 2) {still to be confirmed} presentation Giuseppe Piro
>> 3) join protocol details
>> -- a) (done) status update MAC behavior
>> -- b) (brief!) recap of routing/communication flow aspects
>> -- c) incremental deployment aspects
>> 4) input 6tisch security to other 6tisch documents
>> -- a) terminology draft
>> -- b) architecture draft
>>
>> Conf call time: 5pm EST = 7am Japan = 2pm PST = 11pm Paris time. {The 
>> next call, on January 6, 2014) is also at 5pm EST (see schedule till 
>> half of January 2015)}.
>> Note: next week's call is on Wed Jan 14, 2015, 11am EST.
>>
>> Dial-in info at end of this email.
>>
>> Best regards,
>>
>> Rene
>>
>> -------- Forwarded Message --------
>> Subject: 	Suggested agenda for 6tisch security call of *today*, Tue 
>> December 16, 2014, 5pm EST (dial-in info at bottom)
>> Date: 	Tue, 16 Dec 2014 09:21:20 -0500
>> From: 	Rene Struik <rstruik.ext@gmail.com>
>> To: 	tisch-security <6tisch-security@ietf.org>
>>
>>
>>
>> Dear colleagues:
>>
>> I propose we continue the discussion where we left off last week.
>>
>> Agenda:
>> 1) administrativia {agenda bashing/minutes}
>> 2) join protocol details
>> -- a) (brief!) status update MAC behavior
>> -- b) continuation of routing/communication flow aspects {last week, 
>> we did not finish the only two slides on this
>> 3) input 6tisch security to other 6tisch documents
>>
>> Conf call time: 5pm EST = 7am Japan = 2pm PST = 11pm Paris time. {The 
>> next call, on January 6, 2014) is also at 5pm EST (see schedule till 
>> half of January 2015)}.
>>
>> Dial-in info at end of this email.
>>
>> Best regards,
>>
>> Rene
>>
>> -------- Forwarded Message --------
>> Subject: 	suggested agenda for 6tisch security call of tomorrow, Tue 
>> December 9, 2014, 9am EST (dial-in info at bottom)
>> Date: 	Mon, 08 Dec 2014 17:16:40 -0500
>> From: 	Rene Struik <rstruik.ext@gmail.com>
>> To: 	tisch-security <6tisch-security@ietf.org>
>>
>>
>>
>> Dear colleagues:
>>
>> For last week's Tue Dec 2, 2014, 9am EST conf call I prepared some 
>> material and posted prior to the call. During the call, we discussed 
>> all MAC-related aspects relevant for the join protocol and did not 
>> discuss higher-layer aspects I prepared material for yet. I suggest 
>> we continue the systematic discussion of last week and take that 
>> topic on now.
>>
>> This leads to the following suggested agenda for this week 
>> (essentially a continuation of last week's one):
>>
>> Same as last week's, except with
>> #1a-b) focus on routing/communication flow related aspects join protocol;
>> #2a): confirm concensus on MAC (as discussed last week) and 
>> routing/communication flow aspects
>> #2c) {as consequence of two items above} what to squeeze into 
>> architecture draft
>>
>> The detailed agenda and dial-in info is below (#A, resp. #B).
>>
>> Best regards, Rene
>>
>> _A) Suggested agenda Tue Dec 9, 2014, 9am EST call_
>>
>> Proposed agenda:
>>
>> 0) Agenda bashing
>>
>> 1) Join protocol details
>>
>>     a) desired properties
>>     b) realizable properties
>>
>>     #1a-b) focus on routing/communication flow related aspects join
>>     protocol (we discussed MAC-related join-relevant aspects during
>>     the conf call of Tue Dec 2, 2014, 9am EST).
>>     For slides, see
>>     https://drive.google.com/folderview?id=0B2a6Ilxu1XfCNF9JaXR1ZXlzZlU&usp=sharing
>>     (same slides as sent out prior to Dec 2, 2014, 9am EST call)
>>     Relevant slides: Slides 23-25 (contained in entire slide deck
>>     (ppt), but also in excerpt (pdf))
>>
>> 2) Next steps:
>>         a) consensus on 1#a and 1#b
>>
>>     #2a): confirm consensus on MAC (as discussed last week) and
>>     routing/communication flow aspects
>>     #2c) {as consequence of two items above} what to squeeze into
>>     architecture draft
>>
>>         b) form tiger team to work out details
>>             - project phases
>>             - communication of sub-results
>>         c) what to squeeze into architecture draft, etc.
>>
>> I will prepare material to facilitate discussion on 1) and 2), to be 
>> discussed during the call.
>>
>> _B) Dial-in information:_
>> English : New York Time 6tisch security
>> Tuesday, December 9, 2014 | 9:00 am Eastern Standard Time (GMT-05:00)
>> Meeting number:   641 709 118
>> Meeting password: joinjoin
>> Audio connection:
>>        1-877-668-4493 Call-in toll free number (US/Canada)
>>        1-650-479-3208 Call-in toll number (US/Canada)
>>
>> Access code: 641 709 118
>> Meeting link:
>>          https://ietf.webex.com/ietf/j.php?MTID=m1aa12258a83109b4ae291fb0c2bd92d6
>>
>> The etherpad we have used is at:
>>         http://etherpad.tools.ietf.org:9000/p/6tisch-security-6top-xml.txt
>>
>>
>> -- 
>> email:rstruik.ext@gmail.com  | Skype: rstruik
>> cell: +1 (647) 867-5658 | US: +1 (415) 690-7363
>>
>>
>>
>>
>
>
> -- 
> email:rstruik.ext@gmail.com  | Skype: rstruik
> cell: +1 (647) 867-5658 | US: +1 (415) 690-7363
>
>


-- 
email: rstruik.ext@gmail.com | Skype: rstruik
cell: +1 (647) 867-5658 | US: +1 (415) 690-7363


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    <div class="moz-cite-prefix">Dear colleagues:<br>
      <br>
      Please find attached my analysis of the three text proposals. I
      hope this helps in zooming in on consensus text. <br>
      <br>
      I will present this in more detail as item #3 on the agenda for
      the 6tisch security call of tomorrow, Tue Jan 20, 2015, 4.30pm
      EST. <br>
      <br>
      We can discuss this in more detail during that call (I won't have
      much time beforehand).<br>
      <br>
      Best regards, Rene<br>
      <br>
      [excerpt of minutes of 6tisch security conf call as of January 14,
      2015, 11am-12pm EST] <br>
      TW asked whether RS could review the three text proposals
      currently on the table and suggest a way forward that takes into
      account consensus and what was discussed during the call. RS
      agreed to take this on as homework assignment, with target to
      report back on this to the group by the end of Monday next week
      (January 19, 2015).<br>
      <br>
      On 1/19/2015 2:20 PM, Rene Struik wrote:<br>
    </div>
    <blockquote cite="mid:54BD58F5.1040500@gmail.com" type="cite">
      <meta http-equiv="content-type" content="text/html; charset=utf-8">
      Dear colleagues:<br>
      <br>
      Just a quick reminder that we have a 6TiSCH security conf call
      tomorrow, Tue January 20, 2015, 4.30-5.30pm EST.<br>
      <br>
      Suggested agenda:<br>
      1) administrativia {agenda bashing/minutes}<br>
      2) 6tisch security conf call schedule moving forward<br>
      3) input 6tisch security to architecture draft<br>
      -- RS to present result homework assignment of last call<br>
      4) prep for IETF-92 in Dallas<br>
      5) AOB<br>
      <br>
      For dial-in info, please see bottom of this email.<br>
      <br>
      As to item #2 above, if you wish to weigh-in, please do respond to
      the Doodle poll by end of *today*, see <a moz-do-not-send="true"
        class="moz-txt-link-freetext"
        href="https://doodle.com/q63844gqd59urrae">https://doodle.com/q63844gqd59urrae.<br>
      </a>
      <div class="moz-forward-container"><br>
        Best regards, Rene<br>
        <br>
        -------- Forwarded Message --------
        <table class="moz-email-headers-table" border="0"
          cellpadding="0" cellspacing="0">
          <tbody>
            <tr>
              <th align="RIGHT" nowrap="nowrap" valign="BASELINE">Subject:

              </th>
              <td>reminder -- 6tisch security call *tomorrow*, Wed Jan
                14, 2015, 11am EST (dial-in info at bottom)</td>
            </tr>
            <tr>
              <th align="RIGHT" nowrap="nowrap" valign="BASELINE">Date:
              </th>
              <td>Tue, 13 Jan 2015 19:37:04 -0500</td>
            </tr>
            <tr>
              <th align="RIGHT" nowrap="nowrap" valign="BASELINE">From:
              </th>
              <td>Rene Struik <a moz-do-not-send="true"
                  class="moz-txt-link-rfc2396E"
                  href="mailto:rstruik.ext@gmail.com">&lt;rstruik.ext@gmail.com&gt;</a></td>
            </tr>
            <tr>
              <th align="RIGHT" nowrap="nowrap" valign="BASELINE">To: </th>
              <td>tisch-security <a moz-do-not-send="true"
                  class="moz-txt-link-rfc2396E"
                  href="mailto:6tisch-security@ietf.org">&lt;6tisch-security@ietf.org&gt;</a></td>
            </tr>
          </tbody>
        </table>
        <br>
        <br>
        <meta content="text/html; charset=utf-8"
          http-equiv="Content-Type">
        <div class="moz-cite-prefix">Dear colleagues:<br>
          <br>
          Just a quick reminder that we *do* have a conf call tomorrow,
          Wed Jan 14, 2015, 11am EST.<br>
          <br>
          Currently, the main agenda item is item #4b of last week:
          input to the 6tisch architecture draft. It would also be good
          to have some more comments on the draft I posted.<br>
          <br>
          Minutes of calls later tonight (sorry - extremely busy). For
          conf call dial-in info, see bottom of email.<br>
          <br>
          Best regards, Rene<br>
          <br>
          ==<br>
          Note: next week's call is on Wed Jan 14, 2015, 11am EST.<br>
          <br>
          On 1/6/2015 11:48 AM, Rene Struik wrote:<br>
        </div>
        <blockquote cite="mid:54AC11F5.3060907@gmail.com" type="cite">
          <meta http-equiv="content-type" content="text/html;
            charset=utf-8">
          Dear colleagues:<br>
          <br>
          Happy New Year!<br>
          <br>
          According to the agreed-upon 6tisch security conf call
          schedule, we will resume the conference call series today, Tue
          Jan 6, 2015, 5pm EST.<br>
          <br>
          I propose we continue the discussion where we left off prior
          to Christmas (essentially, item 3c below), except that we may
          have a short presentation first (item #2).<br>
          <br>
          Agenda:<br>
          1) administrativia {agenda bashing/minutes}<br>
          2) {still to be confirmed} presentation Giuseppe Piro <br>
          3) join protocol details<br>
          -- a) (done) status update MAC behavior<br>
          -- b) (brief!) recap of routing/communication flow aspects<br>
          -- c) incremental deployment aspects<br>
          4) input 6tisch security to other 6tisch documents<br>
          -- a) terminology draft<br>
          -- b) architecture draft<br>
          <br>
          Conf call time: 5pm EST = 7am Japan = 2pm PST = 11pm Paris
          time. {The next call, on January 6, 2014) is also at 5pm EST
          (see schedule till half of January 2015)}.<br>
          Note: next week's call is on Wed Jan 14, 2015, 11am EST.<br>
          <div class="moz-forward-container"><br>
            Dial-in info at end of this email.<br>
            <br>
            Best regards, <br>
            <br>
            Rene<br>
            <br>
            -------- Forwarded Message --------
            <table class="moz-email-headers-table" border="0"
              cellpadding="0" cellspacing="0">
              <tbody>
                <tr>
                  <th align="RIGHT" nowrap="nowrap" valign="BASELINE">Subject:



                  </th>
                  <td>Suggested agenda for 6tisch security call of
                    *today*, Tue December 16, 2014, 5pm EST (dial-in
                    info at bottom)</td>
                </tr>
                <tr>
                  <th align="RIGHT" nowrap="nowrap" valign="BASELINE">Date:


                  </th>
                  <td>Tue, 16 Dec 2014 09:21:20 -0500</td>
                </tr>
                <tr>
                  <th align="RIGHT" nowrap="nowrap" valign="BASELINE">From:


                  </th>
                  <td>Rene Struik <a moz-do-not-send="true"
                      class="moz-txt-link-rfc2396E"
                      href="mailto:rstruik.ext@gmail.com">&lt;rstruik.ext@gmail.com&gt;</a></td>
                </tr>
                <tr>
                  <th align="RIGHT" nowrap="nowrap" valign="BASELINE">To:

                  </th>
                  <td>tisch-security <a moz-do-not-send="true"
                      class="moz-txt-link-rfc2396E"
                      href="mailto:6tisch-security@ietf.org">&lt;6tisch-security@ietf.org&gt;</a></td>
                </tr>
              </tbody>
            </table>
            <br>
            <br>
            <meta http-equiv="content-type" content="text/html;
              charset=utf-8">
            Dear colleagues:<br>
            <br>
            I propose we continue the discussion where we left off last
            week. <br>
            <br>
            Agenda:<br>
            1) administrativia {agenda bashing/minutes}<br>
            2) join protocol details<br>
            -- a) (brief!) status update MAC behavior<br>
            -- b) continuation of routing/communication flow aspects
            {last week, we did not finish the only two slides on this<br>
            3) input 6tisch security to other 6tisch documents<br>
            <br>
            Conf call time: 5pm EST = 7am Japan = 2pm PST = 11pm Paris
            time. {The next call, on January 6, 2014) is also at 5pm EST
            (see schedule till half of January 2015)}.<br>
            <div class="moz-forward-container"><br>
              Dial-in info at end of this email.<br>
              <br>
              Best regards, <br>
              <br>
              Rene<br>
              <br>
              -------- Forwarded Message --------
              <table class="moz-email-headers-table" border="0"
                cellpadding="0" cellspacing="0">
                <tbody>
                  <tr>
                    <th align="RIGHT" nowrap="nowrap" valign="BASELINE">Subject:




                    </th>
                    <td>suggested agenda for 6tisch security call of
                      tomorrow, Tue December 9, 2014, 9am EST (dial-in
                      info at bottom)</td>
                  </tr>
                  <tr>
                    <th align="RIGHT" nowrap="nowrap" valign="BASELINE">Date:



                    </th>
                    <td>Mon, 08 Dec 2014 17:16:40 -0500</td>
                  </tr>
                  <tr>
                    <th align="RIGHT" nowrap="nowrap" valign="BASELINE">From:



                    </th>
                    <td>Rene Struik <a moz-do-not-send="true"
                        class="moz-txt-link-rfc2396E"
                        href="mailto:rstruik.ext@gmail.com">&lt;rstruik.ext@gmail.com&gt;</a></td>
                  </tr>
                  <tr>
                    <th align="RIGHT" nowrap="nowrap" valign="BASELINE">To:


                    </th>
                    <td>tisch-security <a moz-do-not-send="true"
                        class="moz-txt-link-rfc2396E"
                        href="mailto:6tisch-security@ietf.org">&lt;6tisch-security@ietf.org&gt;</a></td>
                  </tr>
                </tbody>
              </table>
              <br>
              <br>
              <meta http-equiv="content-type" content="text/html;
                charset=utf-8">
              Dear colleagues:<br>
              <br>
              For last week's Tue Dec 2, 2014, 9am EST conf call I
              prepared some material and posted prior to the call.
              During the call, we discussed all MAC-related aspects
              relevant for the join protocol and did not discuss
              higher-layer aspects I prepared material for yet. I
              suggest we continue the systematic discussion of last week
              and take that topic on now.<br>
              <br>
              This leads to the following suggested agenda for this week
              (essentially a continuation of last week's one):<br>
              <br>
              Same as last week's, except with<br>
              #1a-b) focus on routing/communication flow related aspects
              join protocol;<br>
              #2a): confirm concensus on MAC (as discussed last week)
              and routing/communication flow aspects<br>
              #2c) {as consequence of two items above} what to squeeze
              into architecture draft<br>
              <br>
              The detailed agenda and dial-in info is below (#A, resp.
              #B).<br>
              <br>
              Best regards, Rene<br>
              <br>
              <u>A) Suggested agenda Tue Dec 9, 2014, 9am EST call</u><br>
              <br>
              Proposed agenda:<br>
              <br>
              0) Agenda bashing<br>
              <br>
              1) Join protocol details<br>
              <blockquote>a) desired properties<br>
                b) realizable properties<br>
                <br>
                #1a-b) focus on routing/communication flow related
                aspects join protocol (we discussed MAC-related
                join-relevant aspects during the conf call of Tue Dec 2,
                2014, 9am EST).<br>
                For slides, see <a moz-do-not-send="true"
                  class="moz-txt-link-freetext"
href="https://drive.google.com/folderview?id=0B2a6Ilxu1XfCNF9JaXR1ZXlzZlU&amp;usp=sharing">https://drive.google.com/folderview?id=0B2a6Ilxu1XfCNF9JaXR1ZXlzZlU&amp;usp=sharing</a>
                (same slides as sent out prior to Dec 2, 2014, 9am EST
                call)<br>
                Relevant slides: Slides 23-25 (contained in entire slide
                deck (ppt), but also in excerpt (pdf))<br>
              </blockquote>
              2) Next steps:<br>
                      a) consensus on 1#a and 1#b<br>
              <blockquote>#2a): confirm consensus on MAC (as discussed
                last week) and routing/communication flow aspects<br>
                #2c) {as consequence of two items above} what to squeeze
                into architecture draft<br>
              </blockquote>
                      b) form tiger team to work out details<br>
                          - project phases<br>
                          - communication of sub-results<br>
                      c) what to squeeze into architecture draft, etc.<br>
              <br>
              I will prepare material to facilitate discussion on 1) and
              2), to be discussed during the call.<br>
              <br>
              <u>B) Dial-in information:</u><br>
              <pre wrap="">English : New York Time 6tisch security
Tuesday, December 9, 2014 | 9:00 am Eastern Standard Time (GMT-05:00)
Meeting number:   641 709 118
Meeting password: joinjoin
Audio connection:
      1-877-668-4493 Call-in toll free number (US/Canada)
      1-650-479-3208 Call-in toll number (US/Canada)

Access code: 641 709 118
Meeting link:
        <a moz-do-not-send="true" class="moz-txt-link-freetext" href="https://ietf.webex.com/ietf/j.php?MTID=m1aa12258a83109b4ae291fb0c2bd92d6">https://ietf.webex.com/ietf/j.php?MTID=m1aa12258a83109b4ae291fb0c2bd92d6</a>

The etherpad we have used is at:
       <a moz-do-not-send="true" class="moz-txt-link-freetext" href="http://etherpad.tools.ietf.org:9000/p/6tisch-security-6top-xml.txt">http://etherpad.tools.ietf.org:9000/p/6tisch-security-6top-xml.txt</a>
</pre>
              <br>
              <br>
              <pre class="moz-signature" cols="72">-- 
email: <a moz-do-not-send="true" class="moz-txt-link-abbreviated" href="mailto:rstruik.ext@gmail.com">rstruik.ext@gmail.com</a> | Skype: rstruik
cell: +1 (647) 867-5658 | US: +1 (415) 690-7363</pre>
              <br>
            </div>
            <br>
            <br>
          </div>
          <br>
        </blockquote>
        <br>
        <br>
        <pre class="moz-signature" cols="72">-- 
email: <a moz-do-not-send="true" class="moz-txt-link-abbreviated" href="mailto:rstruik.ext@gmail.com">rstruik.ext@gmail.com</a> | Skype: rstruik
cell: +1 (647) 867-5658 | US: +1 (415) 690-7363</pre>
        <br>
      </div>
      <br>
    </blockquote>
    <br>
    <br>
    <pre class="moz-signature" cols="72">-- 
email: <a class="moz-txt-link-abbreviated" href="mailto:rstruik.ext@gmail.com">rstruik.ext@gmail.com</a> | Skype: rstruik
cell: +1 (647) 867-5658 | US: +1 (415) 690-7363</pre>
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Date: Tue, 20 Jan 2015 10:46:19 -0500
From: Rene Struik <rstruik.ext@gmail.com>
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Subject: [6tisch-security] (schedule till March 3rd -- please mark your calendar) Re: scheduling 6tisch security calls through March 6th, 2015 - please read and act on Doodle poll prior to Monday noon EST (Mon Jan 19, 2015, 12pm EST)
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Dear colleagues:

Thanks to those who participated in the Doodle poll.

The schedule for the next few 6tisch security conference calls is as 
follows:
Tue Jan 20th: 4.30pm EST
Tue Jan 27th: 9am EST
Tue Feb 3rd: 4.30pm EST
Tue Feb 10th: 4.30pm EST
Tue Feb 17th: 9am EST
Tue Feb 24th: 9am EST
Tue Mar 3rd: 4.30pm EST

How to remember this?
a) rhyme scheme: pappaap (where, a = morning call; p = afternoon call)
b) alternative: section (where vowel = morning call; consonant = 
afternoon call)

Notes:
- all 6tisch security conference calls have duration not exceeding one hour
- 6tisch security conference calls may be cancelled if there is no need

==
a) The table below shows how different times impact different participants
              PST        EST      Paris      Japan
#A:      1.30p     4.30p   10.30p  6.30a
#B:     2p           5p         11p       7a
#C:     6a           9a            3p    11p
#D:     8a         11a            5p      1a

On 1/16/2015 2:58 PM, Rene Struik wrote:
>
> Dear colleagues:
>
> I would like to solicit your feedback on the best times for 6tisch 
> security conf calls for the next few calls.
>
> Please note that participants are from many different time zones, 
> ranging from PST time, EST time, Paris time, to Japan time.
> The only times that allow everyone in the time zones above 
> sleep/private time in the 12am-6am time window (wherever they are) are 
> 9am-10am EST, 5-6pm EST, 4.30-5.30pm EST.
>
> If we cannot agree on a time, we have to use a rotating schedule that 
> inevitably disadvantages some considerably, since putting some people 
> in the "middle of the night" block.
>
> My suggested times are below, where option #a below seems best. I 
> would like you to weigh-into this, though, so please take the Doodle 
> poll (link below).
>
> _Please note that next week's call will be Tue Jan 20, 2015, 4.30pm 
> EST (i.e., follows option #a)._ This is to have sufficient advance 
> warning for next week.
>
> _There will be no call in the week March 9-13, 2015 (IEEE 802 meeting, 
> Berlin; I-D cut-off Mon 8pm EST)_
>
> a) The table below shows how different times impact different participants
>              PST        EST      Paris      Japan
> #A:      1.30p     4.30p   10.30p  6.30a
> #B:     2p           5p         11p       7a
> #C:     6a           9a            3p    11p
> #D:     8a         11a            5p      1a
>
> b) Suggested schedule (all calls at most one hour):
> time:     4.30pm-5.30pm EST {Schedule #A above}
> dates: Tue Jan 20th onwards, with once a week frequency {may be 
> reduced to once every two weeks longer-term (to get more work done 
> in-between calls)}
>
> *Please confirm availability at these times via the Doodle link by end 
> of *Monday* January 19, 2015, 11:59am EST*
> {The Doodle poll mentions all options #A-#D above (relative to EST), 
> and you can indicate Yes/No/Maybe for each of the dates}
>
> https://doodle.com/q63844gqd59urrae
>
> Please be mindful of others than yourself, whose biological clock we 
> should also take into account.
>
> If you have comments, please do *not* pollute the 6tisch mailing list, 
> but just send a private note, *keeping the same subject title* of the 
> email.
> <http://doodle.com/2cg4p34x3c3uca55>
>
> ==
> email: rstruik.ext@gmail.com | Skype: rstruik cell: +1 (647) 867-5658 
> | US: +1 (415) 690-7363
>


-- 
email: rstruik.ext@gmail.com | Skype: rstruik
cell: +1 (647) 867-5658 | US: +1 (415) 690-7363


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    <div class="moz-cite-prefix">Dear colleagues:<br>
      <br>
      Thanks to those who participated in the Doodle poll. <br>
      <br>
      The schedule for the next few 6tisch security conference calls is
      as follows:<br>
      Tue Jan 20th: 4.30pm EST<br>
      Tue Jan 27th: 9am EST<br>
      Tue Feb 3rd: 4.30pm EST<br>
      Tue Feb 10th: 4.30pm EST<br>
      Tue Feb 17th: 9am EST<br>
      Tue Feb 24th: 9am EST<br>
      Tue Mar 3rd: 4.30pm EST<br>
      <br>
      How to remember this?<br>
      a) rhyme scheme: pappaap (where, a = morning call; p = afternoon
      call)<br>
      b) alternative: section (where vowel = morning call; consonant =
      afternoon call)<br>
      <br>
      Notes:<br>
      - all 6tisch security conference calls have duration not exceeding
      one hour<br>
      - 6tisch security conference calls may be cancelled if there is no
      need<br>
      <br>
      ==<br>
      a) The table below shows how different times impact different
      participants<br>
                   PST        EST      Paris      Japan<br>
      #A:      1.30p     4.30p   10.30p  6.30a<br>
      #B:     2p           5p         11p       7a<br>
      #C:     6a           9a            3p    11p <br>
      #D:     8a         11a            5p      1a  <br>
      <br>
      On 1/16/2015 2:58 PM, Rene Struik wrote:<br>
    </div>
    <blockquote cite="mid:54B96D4E.3080803@gmail.com" type="cite">
      <meta http-equiv="content-type" content="text/html; charset=utf-8">
      <br>
      <div class="moz-forward-container"> <span style="color: rgb(50,
          50, 50); font-family: Arial, sans-serif; font-size: 15px;
          font-style: normal; font-variant: normal; font-weight: normal;
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          white-space: normal; widows: auto; word-spacing: 0px;
          -webkit-text-stroke-width: 0px; display: inline !important;
          float: none; background-color: rgb(240, 240, 240);">Dear
          colleagues:<br>
          <br>
          I would like to solicit your feedback on the best times for
          6tisch security conf calls for the next few calls</span>.<br>
        <br>
        <span style="color: rgb(50, 50, 50); font-family: Arial,
          sans-serif; font-size: 15px; font-style: normal; font-variant:
          normal; font-weight: normal; letter-spacing: normal;
          line-height: 20px; orphans: auto; text-align: left;
          text-indent: 0px; text-transform: none; white-space: normal;
          widows: auto; word-spacing: 0px; -webkit-text-stroke-width:
          0px; display: inline !important; float: none;
          background-color: rgb(240, 240, 240);">Please note that
          participants are from many different time zones, ranging from
          PST time, EST time, Paris time, to Japan time. <br>
          The only times that allow everyone in the time zones above
          sleep/private time in the 12am-6am time window (wherever they
          are) are 9am-10am EST, 5-6pm EST, 4.30-5.30pm EST.</span><span
          style="color: rgb(50, 50, 50); font-family: Arial, sans-serif;
          font-size: 15px; font-style: normal; font-variant: normal;
          font-weight: normal; letter-spacing: normal; line-height:
          20px; orphans: auto; text-align: left; text-indent: 0px;
          text-transform: none; white-space: normal; widows: auto;
          word-spacing: 0px; -webkit-text-stroke-width: 0px; display:
          inline !important; float: none; background-color: rgb(240,
          240, 240);"> <br>
          <br>
          If we cannot agree on a time, we have to use a rotating
          schedule that inevitably disadvantages some considerably,
          since putting some people in the "middle of the night" block</span>.<br>
        <br>
        My suggested times are below, where option #a below seems best.
        I would like you to weigh-into this, though, so please take the
        Doodle poll (link below).<br>
        <br>
        <u>Please note that next week's call will be Tue Jan 20, 2015,
          4.30pm EST (i.e., follows option #a).</u> This is to have
        sufficient advance warning for next week.<br>
        <br>
        <u>There will be no call in the week March 9-13, 2015 (IEEE 802
          meeting, Berlin; I-D cut-off Mon 8pm EST)</u><br>
        <br>
        a) The table below shows how different times impact different
        participants<br>
                     PST        EST      Paris      Japan<br>
        #A:      1.30p     4.30p   10.30p  6.30a<br>
        #B:     2p           5p         11p       7a<br>
        #C:     6a           9a            3p    11p <br>
        #D:     8a         11a            5p      1a  <br>
        <br>
        b) Suggested schedule (all calls at most one hour):<br>
        time:     4.30pm-5.30pm EST {Schedule #A above}<br>
        dates: Tue Jan 20th onwards, with once a week frequency {may be
        reduced to once every two weeks longer-term (to get more work
        done in-between calls)}<br>
        <br>
        *Please confirm availability at these times via the Doodle link
        by end of *Monday* January 19, 2015, 11:59am EST*<br>
        {The Doodle poll mentions all options #A-#D above (relative to
        EST), and you can indicate Yes/No/Maybe for each of the dates}<br>
        <br>
        <a moz-do-not-send="true" class="moz-txt-link-freetext"
          href="https://doodle.com/q63844gqd59urrae">https://doodle.com/q63844gqd59urrae</a><br>
        <br>
        Please be mindful of others than yourself, whose biological
        clock we should also take into account.<br>
        <br>
        If you have comments, please do *not* pollute the 6tisch mailing
        list, but just send a private note, *keeping the same subject
        title* of the email.<br>
        <a moz-do-not-send="true" id="participationLink"
          name="participationLink"
          href="http://doodle.com/2cg4p34x3c3uca55" style="box-sizing:
          border-box; color: rgb(0, 85, 187); text-decoration:
          underline; cursor: pointer; outline: -webkit-focus-ring-color
          auto 5px; outline-offset: -2px; margin: 0px 20px 10px 0px;
          width: 300px; font-family: Arial, sans-serif; font-size: 16px;
          font-style: normal; font-variant: normal; font-weight: normal;
          letter-spacing: normal; line-height: 24px; orphans: auto;
          text-align: left; text-indent: 0px; text-transform: none;
          white-space: normal; widows: auto; word-spacing: 0px;
          -webkit-text-stroke-width: 0px; background: rgb(255, 255,
          255);"></a><br>
        <br>
        ==<br>
        email: <a moz-do-not-send="true"
          class="moz-txt-link-abbreviated"
          href="mailto:rstruik.ext@gmail.com">rstruik.ext@gmail.com</a>
        | Skype: rstruik cell: +1 (647) 867-5658 | US: +1 (415) 690-7363
        <br>
      </div>
      <br>
    </blockquote>
    <br>
    <br>
    <pre class="moz-signature" cols="72">-- 
email: <a class="moz-txt-link-abbreviated" href="mailto:rstruik.ext@gmail.com">rstruik.ext@gmail.com</a> | Skype: rstruik
cell: +1 (647) 867-5658 | US: +1 (415) 690-7363</pre>
  </body>
</html>

--------------080908030800030306090508--


From nobody Tue Jan 20 12:17:40 2015
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Date: Tue, 20 Jan 2015 22:17:33 +0200
From: Tero Kivinen <kivinen@iki.fi>
To: Rene Struik <rstruik.ext@gmail.com>
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Subject: Re: [6tisch-security] scheduling 6tisch security calls through March 6th, 2015 - please read and act on Doodle poll prior to Monday noon EST (Mon Jan 19, 2015, 12pm EST)
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Rene Struik writes:
> As to agenda for tomorrow, this has not finalized yet, but a natural 
> progression of discussions at the previous call (as worded in the minutes).

Ok. 

> Please note that 6tisch is currently based on 802.15.4-2011 only, so any 
> "802.15 quo vadis" discussions are only informative at this point in time.

Hardly possible. 802.15.4-2011 did not have TSCH or Information
Elements etc, so doing 6tisch based on only that is impossible.

So in addition to the 802.15.4-2011 you need at least 802.15.4e-2012
and perhaps also some others (I do not know if you need any other
amendments).

802.15.4-2015 will include 802.15.4-2011 and 802.15.4e-2012 in
addition to other amendments published between revisions, and in
addition to that the maintenance standing committee will do other
fixes and corrections. Some of those corrections are to the TSCH parts
of the specification, some information elements processing rules, some
to the security processing etc.

I think it would be better to look at the 802.15.4-2015 and use that
version when it comes out (perhaps end of summer 2015 or so) than try
to use 802.15.4-2011 and other amendments published after that
separately. 
-- 
kivinen@iki.fi


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Subject: Re: [6tisch-security] scheduling 6tisch security calls through March 6th, 2015 - please read and act on Doodle poll prior to Monday noon EST (Mon Jan 19, 2015, 12pm EST)
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Hi Tero:

Of course, I meant 802.15.4-2011 and 802.15.4e-2012 - a simple typo (as 
I am sure you also know).

Rene

On 1/20/2015 3:17 PM, Tero Kivinen wrote:
> Rene Struik writes:
>> As to agenda for tomorrow, this has not finalized yet, but a natural
>> progression of discussions at the previous call (as worded in the minutes).
> Ok.
>
>> Please note that 6tisch is currently based on 802.15.4-2011 only, so any
>> "802.15 quo vadis" discussions are only informative at this point in time.
> Hardly possible. 802.15.4-2011 did not have TSCH or Information
> Elements etc, so doing 6tisch based on only that is impossible.
>
> So in addition to the 802.15.4-2011 you need at least 802.15.4e-2012
> and perhaps also some others (I do not know if you need any other
> amendments).
>
> 802.15.4-2015 will include 802.15.4-2011 and 802.15.4e-2012 in
> addition to other amendments published between revisions, and in
> addition to that the maintenance standing committee will do other
> fixes and corrections. Some of those corrections are to the TSCH parts
> of the specification, some information elements processing rules, some
> to the security processing etc.
>
> I think it would be better to look at the 802.15.4-2015 and use that
> version when it comes out (perhaps end of summer 2015 or so) than try
> to use 802.15.4-2011 and other amendments published after that
> separately.


-- 
email: rstruik.ext@gmail.com | Skype: rstruik
cell: +1 (647) 867-5658 | US: +1 (415) 690-7363


From nobody Tue Jan 20 13:35:21 2015
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Subject: Re: [6tisch-security] (result homework assignment I volunteered for) Re: reminder -- 6tisch security call *tomorrow*, Tue Jan 20, 2015, 4.30pm EST (dial-in info at bottom)
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--------------010804060505010408090305
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I posted the document on Google drive, see weblink below.

https://drive.google.com/file/d/0B2a6Ilxu1XfCa3RyZzlZb3RRREk/view?usp=sharing

On 1/20/2015 1:13 AM, Rene Struik wrote:
> Dear colleagues:
>
> Please find attached my analysis of the three text proposals. I hope 
> this helps in zooming in on consensus text.
>
> I will present this in more detail as item #3 on the agenda for the 
> 6tisch security call of tomorrow, Tue Jan 20, 2015, 4.30pm EST.
>
> We can discuss this in more detail during that call (I won't have much 
> time beforehand).
>
> Best regards, Rene
>
> [excerpt of minutes of 6tisch security conf call as of January 14, 
> 2015, 11am-12pm EST]
> TW asked whether RS could review the three text proposals currently on 
> the table and suggest a way forward that takes into account consensus 
> and what was discussed during the call. RS agreed to take this on as 
> homework assignment, with target to report back on this to the group 
> by the end of Monday next week (January 19, 2015).
>
> On 1/19/2015 2:20 PM, Rene Struik wrote:
>> Dear colleagues:
>>
>> Just a quick reminder that we have a 6TiSCH security conf call 
>> tomorrow, Tue January 20, 2015, 4.30-5.30pm EST.
>>
>> Suggested agenda:
>> 1) administrativia {agenda bashing/minutes}
>> 2) 6tisch security conf call schedule moving forward
>> 3) input 6tisch security to architecture draft
>> -- RS to present result homework assignment of last call
>> 4) prep for IETF-92 in Dallas
>> 5) AOB
>>
>> For dial-in info, please see bottom of this email.
>>
>> As to item #2 above, if you wish to weigh-in, please do respond to 
>> the Doodle poll by end of *today*, see 
>> https://doodle.com/q63844gqd59urrae.
>>
>> Best regards, Rene
>>
>> -------- Forwarded Message --------
>> Subject: 	reminder -- 6tisch security call *tomorrow*, Wed Jan 14, 
>> 2015, 11am EST (dial-in info at bottom)
>> Date: 	Tue, 13 Jan 2015 19:37:04 -0500
>> From: 	Rene Struik <rstruik.ext@gmail.com>
>> To: 	tisch-security <6tisch-security@ietf.org>
>>
>>
>>
>> Dear colleagues:
>>
>> Just a quick reminder that we *do* have a conf call tomorrow, Wed Jan 
>> 14, 2015, 11am EST.
>>
>> Currently, the main agenda item is item #4b of last week: input to 
>> the 6tisch architecture draft. It would also be good to have some 
>> more comments on the draft I posted.
>>
>> Minutes of calls later tonight (sorry - extremely busy). For conf 
>> call dial-in info, see bottom of email.
>>
>> Best regards, Rene
>>
>> ==
>> Note: next week's call is on Wed Jan 14, 2015, 11am EST.
>>
>> On 1/6/2015 11:48 AM, Rene Struik wrote:
>>> Dear colleagues:
>>>
>>> Happy New Year!
>>>
>>> According to the agreed-upon 6tisch security conf call schedule, we 
>>> will resume the conference call series today, Tue Jan 6, 2015, 5pm EST.
>>>
>>> I propose we continue the discussion where we left off prior to 
>>> Christmas (essentially, item 3c below), except that we may have a 
>>> short presentation first (item #2).
>>>
>>> Agenda:
>>> 1) administrativia {agenda bashing/minutes}
>>> 2) {still to be confirmed} presentation Giuseppe Piro
>>> 3) join protocol details
>>> -- a) (done) status update MAC behavior
>>> -- b) (brief!) recap of routing/communication flow aspects
>>> -- c) incremental deployment aspects
>>> 4) input 6tisch security to other 6tisch documents
>>> -- a) terminology draft
>>> -- b) architecture draft
>>>
>>> Conf call time: 5pm EST = 7am Japan = 2pm PST = 11pm Paris time. 
>>> {The next call, on January 6, 2014) is also at 5pm EST (see schedule 
>>> till half of January 2015)}.
>>> Note: next week's call is on Wed Jan 14, 2015, 11am EST.
>>>
>>> Dial-in info at end of this email.
>>>
>>> Best regards,
>>>
>>> Rene
>>>
>>> -------- Forwarded Message --------
>>> Subject: 	Suggested agenda for 6tisch security call of *today*, Tue 
>>> December 16, 2014, 5pm EST (dial-in info at bottom)
>>> Date: 	Tue, 16 Dec 2014 09:21:20 -0500
>>> From: 	Rene Struik <rstruik.ext@gmail.com>
>>> To: 	tisch-security <6tisch-security@ietf.org>
>>>
>>>
>>>
>>> Dear colleagues:
>>>
>>> I propose we continue the discussion where we left off last week.
>>>
>>> Agenda:
>>> 1) administrativia {agenda bashing/minutes}
>>> 2) join protocol details
>>> -- a) (brief!) status update MAC behavior
>>> -- b) continuation of routing/communication flow aspects {last week, 
>>> we did not finish the only two slides on this
>>> 3) input 6tisch security to other 6tisch documents
>>>
>>> Conf call time: 5pm EST = 7am Japan = 2pm PST = 11pm Paris time. 
>>> {The next call, on January 6, 2014) is also at 5pm EST (see schedule 
>>> till half of January 2015)}.
>>>
>>> Dial-in info at end of this email.
>>>
>>> Best regards,
>>>
>>> Rene
>>>
>>> -------- Forwarded Message --------
>>> Subject: 	suggested agenda for 6tisch security call of tomorrow, Tue 
>>> December 9, 2014, 9am EST (dial-in info at bottom)
>>> Date: 	Mon, 08 Dec 2014 17:16:40 -0500
>>> From: 	Rene Struik <rstruik.ext@gmail.com>
>>> To: 	tisch-security <6tisch-security@ietf.org>
>>>
>>>
>>>
>>> Dear colleagues:
>>>
>>> For last week's Tue Dec 2, 2014, 9am EST conf call I prepared some 
>>> material and posted prior to the call. During the call, we discussed 
>>> all MAC-related aspects relevant for the join protocol and did not 
>>> discuss higher-layer aspects I prepared material for yet. I suggest 
>>> we continue the systematic discussion of last week and take that 
>>> topic on now.
>>>
>>> This leads to the following suggested agenda for this week 
>>> (essentially a continuation of last week's one):
>>>
>>> Same as last week's, except with
>>> #1a-b) focus on routing/communication flow related aspects join 
>>> protocol;
>>> #2a): confirm concensus on MAC (as discussed last week) and 
>>> routing/communication flow aspects
>>> #2c) {as consequence of two items above} what to squeeze into 
>>> architecture draft
>>>
>>> The detailed agenda and dial-in info is below (#A, resp. #B).
>>>
>>> Best regards, Rene
>>>
>>> _A) Suggested agenda Tue Dec 9, 2014, 9am EST call_
>>>
>>> Proposed agenda:
>>>
>>> 0) Agenda bashing
>>>
>>> 1) Join protocol details
>>>
>>>     a) desired properties
>>>     b) realizable properties
>>>
>>>     #1a-b) focus on routing/communication flow related aspects join
>>>     protocol (we discussed MAC-related join-relevant aspects during
>>>     the conf call of Tue Dec 2, 2014, 9am EST).
>>>     For slides, see
>>>     https://drive.google.com/folderview?id=0B2a6Ilxu1XfCNF9JaXR1ZXlzZlU&usp=sharing
>>>     (same slides as sent out prior to Dec 2, 2014, 9am EST call)
>>>     Relevant slides: Slides 23-25 (contained in entire slide deck
>>>     (ppt), but also in excerpt (pdf))
>>>
>>> 2) Next steps:
>>>         a) consensus on 1#a and 1#b
>>>
>>>     #2a): confirm consensus on MAC (as discussed last week) and
>>>     routing/communication flow aspects
>>>     #2c) {as consequence of two items above} what to squeeze into
>>>     architecture draft
>>>
>>>         b) form tiger team to work out details
>>>             - project phases
>>>             - communication of sub-results
>>>         c) what to squeeze into architecture draft, etc.
>>>
>>> I will prepare material to facilitate discussion on 1) and 2), to be 
>>> discussed during the call.
>>>
>>> _B) Dial-in information:_
>>> English : New York Time 6tisch security
>>> Tuesday, December 9, 2014 | 9:00 am Eastern Standard Time (GMT-05:00)
>>> Meeting number:   641 709 118
>>> Meeting password: joinjoin
>>> Audio connection:
>>>        1-877-668-4493 Call-in toll free number (US/Canada)
>>>        1-650-479-3208 Call-in toll number (US/Canada)
>>>
>>> Access code: 641 709 118
>>> Meeting link:
>>>          https://ietf.webex.com/ietf/j.php?MTID=m1aa12258a83109b4ae291fb0c2bd92d6
>>>
>>> The etherpad we have used is at:
>>>         http://etherpad.tools.ietf.org:9000/p/6tisch-security-6top-xml.txt
>>>
>>>
>>> -- 
>>> email:rstruik.ext@gmail.com  | Skype: rstruik
>>> cell: +1 (647) 867-5658 | US: +1 (415) 690-7363
>>>
>>>
>>>
>>>
>>
>>
>> -- 
>> email:rstruik.ext@gmail.com  | Skype: rstruik
>> cell: +1 (647) 867-5658 | US: +1 (415) 690-7363
>>
>>
>
>
> -- 
> email:rstruik.ext@gmail.com  | Skype: rstruik
> cell: +1 (647) 867-5658 | US: +1 (415) 690-7363


-- 
email: rstruik.ext@gmail.com | Skype: rstruik
cell: +1 (647) 867-5658 | US: +1 (415) 690-7363


--------------010804060505010408090305
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    <div class="moz-cite-prefix">I posted the document on Google drive,
      see weblink below.<br>
      <br>
<a class="moz-txt-link-freetext" href="https://drive.google.com/file/d/0B2a6Ilxu1XfCa3RyZzlZb3RRREk/view?usp=sharing">https://drive.google.com/file/d/0B2a6Ilxu1XfCa3RyZzlZb3RRREk/view?usp=sharing</a><br>
      <br>
      On 1/20/2015 1:13 AM, Rene Struik wrote:<br>
    </div>
    <blockquote cite="mid:54BDF1EF.1020300@gmail.com" type="cite">
      <meta content="text/html; charset=utf-8" http-equiv="Content-Type">
      <div class="moz-cite-prefix">Dear colleagues:<br>
        <br>
        Please find attached my analysis of the three text proposals. I
        hope this helps in zooming in on consensus text. <br>
        <br>
        I will present this in more detail as item #3 on the agenda for
        the 6tisch security call of tomorrow, Tue Jan 20, 2015, 4.30pm
        EST. <br>
        <br>
        We can discuss this in more detail during that call (I won't
        have much time beforehand).<br>
        <br>
        Best regards, Rene<br>
        <br>
        [excerpt of minutes of 6tisch security conf call as of January
        14, 2015, 11am-12pm EST] <br>
        TW asked whether RS could review the three text proposals
        currently on the table and suggest a way forward that takes into
        account consensus and what was discussed during the call. RS
        agreed to take this on as homework assignment, with target to
        report back on this to the group by the end of Monday next week
        (January 19, 2015).<br>
        <br>
        On 1/19/2015 2:20 PM, Rene Struik wrote:<br>
      </div>
      <blockquote cite="mid:54BD58F5.1040500@gmail.com" type="cite">
        <meta http-equiv="content-type" content="text/html;
          charset=utf-8">
        Dear colleagues:<br>
        <br>
        Just a quick reminder that we have a 6TiSCH security conf call
        tomorrow, Tue January 20, 2015, 4.30-5.30pm EST.<br>
        <br>
        Suggested agenda:<br>
        1) administrativia {agenda bashing/minutes}<br>
        2) 6tisch security conf call schedule moving forward<br>
        3) input 6tisch security to architecture draft<br>
        -- RS to present result homework assignment of last call<br>
        4) prep for IETF-92 in Dallas<br>
        5) AOB<br>
        <br>
        For dial-in info, please see bottom of this email.<br>
        <br>
        As to item #2 above, if you wish to weigh-in, please do respond
        to the Doodle poll by end of *today*, see <a
          moz-do-not-send="true" class="moz-txt-link-freetext"
          href="https://doodle.com/q63844gqd59urrae">https://doodle.com/q63844gqd59urrae.<br>
        </a>
        <div class="moz-forward-container"><br>
          Best regards, Rene<br>
          <br>
          -------- Forwarded Message --------
          <table class="moz-email-headers-table" border="0"
            cellpadding="0" cellspacing="0">
            <tbody>
              <tr>
                <th align="RIGHT" nowrap="nowrap" valign="BASELINE">Subject:


                </th>
                <td>reminder -- 6tisch security call *tomorrow*, Wed Jan
                  14, 2015, 11am EST (dial-in info at bottom)</td>
              </tr>
              <tr>
                <th align="RIGHT" nowrap="nowrap" valign="BASELINE">Date:

                </th>
                <td>Tue, 13 Jan 2015 19:37:04 -0500</td>
              </tr>
              <tr>
                <th align="RIGHT" nowrap="nowrap" valign="BASELINE">From:

                </th>
                <td>Rene Struik <a moz-do-not-send="true"
                    class="moz-txt-link-rfc2396E"
                    href="mailto:rstruik.ext@gmail.com">&lt;rstruik.ext@gmail.com&gt;</a></td>
              </tr>
              <tr>
                <th align="RIGHT" nowrap="nowrap" valign="BASELINE">To:
                </th>
                <td>tisch-security <a moz-do-not-send="true"
                    class="moz-txt-link-rfc2396E"
                    href="mailto:6tisch-security@ietf.org">&lt;6tisch-security@ietf.org&gt;</a></td>
              </tr>
            </tbody>
          </table>
          <br>
          <br>
          <meta content="text/html; charset=utf-8"
            http-equiv="Content-Type">
          <div class="moz-cite-prefix">Dear colleagues:<br>
            <br>
            Just a quick reminder that we *do* have a conf call
            tomorrow, Wed Jan 14, 2015, 11am EST.<br>
            <br>
            Currently, the main agenda item is item #4b of last week:
            input to the 6tisch architecture draft. It would also be
            good to have some more comments on the draft I posted.<br>
            <br>
            Minutes of calls later tonight (sorry - extremely busy). For
            conf call dial-in info, see bottom of email.<br>
            <br>
            Best regards, Rene<br>
            <br>
            ==<br>
            Note: next week's call is on Wed Jan 14, 2015, 11am EST.<br>
            <br>
            On 1/6/2015 11:48 AM, Rene Struik wrote:<br>
          </div>
          <blockquote cite="mid:54AC11F5.3060907@gmail.com" type="cite">
            <meta http-equiv="content-type" content="text/html;
              charset=utf-8">
            Dear colleagues:<br>
            <br>
            Happy New Year!<br>
            <br>
            According to the agreed-upon 6tisch security conf call
            schedule, we will resume the conference call series today,
            Tue Jan 6, 2015, 5pm EST.<br>
            <br>
            I propose we continue the discussion where we left off prior
            to Christmas (essentially, item 3c below), except that we
            may have a short presentation first (item #2).<br>
            <br>
            Agenda:<br>
            1) administrativia {agenda bashing/minutes}<br>
            2) {still to be confirmed} presentation Giuseppe Piro <br>
            3) join protocol details<br>
            -- a) (done) status update MAC behavior<br>
            -- b) (brief!) recap of routing/communication flow aspects<br>
            -- c) incremental deployment aspects<br>
            4) input 6tisch security to other 6tisch documents<br>
            -- a) terminology draft<br>
            -- b) architecture draft<br>
            <br>
            Conf call time: 5pm EST = 7am Japan = 2pm PST = 11pm Paris
            time. {The next call, on January 6, 2014) is also at 5pm EST
            (see schedule till half of January 2015)}.<br>
            Note: next week's call is on Wed Jan 14, 2015, 11am EST.<br>
            <div class="moz-forward-container"><br>
              Dial-in info at end of this email.<br>
              <br>
              Best regards, <br>
              <br>
              Rene<br>
              <br>
              -------- Forwarded Message --------
              <table class="moz-email-headers-table" border="0"
                cellpadding="0" cellspacing="0">
                <tbody>
                  <tr>
                    <th align="RIGHT" nowrap="nowrap" valign="BASELINE">Subject:




                    </th>
                    <td>Suggested agenda for 6tisch security call of
                      *today*, Tue December 16, 2014, 5pm EST (dial-in
                      info at bottom)</td>
                  </tr>
                  <tr>
                    <th align="RIGHT" nowrap="nowrap" valign="BASELINE">Date:



                    </th>
                    <td>Tue, 16 Dec 2014 09:21:20 -0500</td>
                  </tr>
                  <tr>
                    <th align="RIGHT" nowrap="nowrap" valign="BASELINE">From:



                    </th>
                    <td>Rene Struik <a moz-do-not-send="true"
                        class="moz-txt-link-rfc2396E"
                        href="mailto:rstruik.ext@gmail.com">&lt;rstruik.ext@gmail.com&gt;</a></td>
                  </tr>
                  <tr>
                    <th align="RIGHT" nowrap="nowrap" valign="BASELINE">To:


                    </th>
                    <td>tisch-security <a moz-do-not-send="true"
                        class="moz-txt-link-rfc2396E"
                        href="mailto:6tisch-security@ietf.org">&lt;6tisch-security@ietf.org&gt;</a></td>
                  </tr>
                </tbody>
              </table>
              <br>
              <br>
              <meta http-equiv="content-type" content="text/html;
                charset=utf-8">
              Dear colleagues:<br>
              <br>
              I propose we continue the discussion where we left off
              last week. <br>
              <br>
              Agenda:<br>
              1) administrativia {agenda bashing/minutes}<br>
              2) join protocol details<br>
              -- a) (brief!) status update MAC behavior<br>
              -- b) continuation of routing/communication flow aspects
              {last week, we did not finish the only two slides on this<br>
              3) input 6tisch security to other 6tisch documents<br>
              <br>
              Conf call time: 5pm EST = 7am Japan = 2pm PST = 11pm Paris
              time. {The next call, on January 6, 2014) is also at 5pm
              EST (see schedule till half of January 2015)}.<br>
              <div class="moz-forward-container"><br>
                Dial-in info at end of this email.<br>
                <br>
                Best regards, <br>
                <br>
                Rene<br>
                <br>
                -------- Forwarded Message --------
                <table class="moz-email-headers-table" border="0"
                  cellpadding="0" cellspacing="0">
                  <tbody>
                    <tr>
                      <th align="RIGHT" nowrap="nowrap"
                        valign="BASELINE">Subject: </th>
                      <td>suggested agenda for 6tisch security call of
                        tomorrow, Tue December 9, 2014, 9am EST (dial-in
                        info at bottom)</td>
                    </tr>
                    <tr>
                      <th align="RIGHT" nowrap="nowrap"
                        valign="BASELINE">Date: </th>
                      <td>Mon, 08 Dec 2014 17:16:40 -0500</td>
                    </tr>
                    <tr>
                      <th align="RIGHT" nowrap="nowrap"
                        valign="BASELINE">From: </th>
                      <td>Rene Struik <a moz-do-not-send="true"
                          class="moz-txt-link-rfc2396E"
                          href="mailto:rstruik.ext@gmail.com">&lt;rstruik.ext@gmail.com&gt;</a></td>
                    </tr>
                    <tr>
                      <th align="RIGHT" nowrap="nowrap"
                        valign="BASELINE">To: </th>
                      <td>tisch-security <a moz-do-not-send="true"
                          class="moz-txt-link-rfc2396E"
                          href="mailto:6tisch-security@ietf.org">&lt;6tisch-security@ietf.org&gt;</a></td>
                    </tr>
                  </tbody>
                </table>
                <br>
                <br>
                <meta http-equiv="content-type" content="text/html;
                  charset=utf-8">
                Dear colleagues:<br>
                <br>
                For last week's Tue Dec 2, 2014, 9am EST conf call I
                prepared some material and posted prior to the call.
                During the call, we discussed all MAC-related aspects
                relevant for the join protocol and did not discuss
                higher-layer aspects I prepared material for yet. I
                suggest we continue the systematic discussion of last
                week and take that topic on now.<br>
                <br>
                This leads to the following suggested agenda for this
                week (essentially a continuation of last week's one):<br>
                <br>
                Same as last week's, except with<br>
                #1a-b) focus on routing/communication flow related
                aspects join protocol;<br>
                #2a): confirm concensus on MAC (as discussed last week)
                and routing/communication flow aspects<br>
                #2c) {as consequence of two items above} what to squeeze
                into architecture draft<br>
                <br>
                The detailed agenda and dial-in info is below (#A, resp.
                #B).<br>
                <br>
                Best regards, Rene<br>
                <br>
                <u>A) Suggested agenda Tue Dec 9, 2014, 9am EST call</u><br>
                <br>
                Proposed agenda:<br>
                <br>
                0) Agenda bashing<br>
                <br>
                1) Join protocol details<br>
                <blockquote>a) desired properties<br>
                  b) realizable properties<br>
                  <br>
                  #1a-b) focus on routing/communication flow related
                  aspects join protocol (we discussed MAC-related
                  join-relevant aspects during the conf call of Tue Dec
                  2, 2014, 9am EST).<br>
                  For slides, see <a moz-do-not-send="true"
                    class="moz-txt-link-freetext"
href="https://drive.google.com/folderview?id=0B2a6Ilxu1XfCNF9JaXR1ZXlzZlU&amp;usp=sharing">https://drive.google.com/folderview?id=0B2a6Ilxu1XfCNF9JaXR1ZXlzZlU&amp;usp=sharing</a>
                  (same slides as sent out prior to Dec 2, 2014, 9am EST
                  call)<br>
                  Relevant slides: Slides 23-25 (contained in entire
                  slide deck (ppt), but also in excerpt (pdf))<br>
                </blockquote>
                2) Next steps:<br>
                        a) consensus on 1#a and 1#b<br>
                <blockquote>#2a): confirm consensus on MAC (as discussed
                  last week) and routing/communication flow aspects<br>
                  #2c) {as consequence of two items above} what to
                  squeeze into architecture draft<br>
                </blockquote>
                        b) form tiger team to work out details<br>
                            - project phases<br>
                            - communication of sub-results<br>
                        c) what to squeeze into architecture draft, etc.<br>
                <br>
                I will prepare material to facilitate discussion on 1)
                and 2), to be discussed during the call.<br>
                <br>
                <u>B) Dial-in information:</u><br>
                <pre wrap="">English : New York Time 6tisch security
Tuesday, December 9, 2014 | 9:00 am Eastern Standard Time (GMT-05:00)
Meeting number:   641 709 118
Meeting password: joinjoin
Audio connection:
      1-877-668-4493 Call-in toll free number (US/Canada)
      1-650-479-3208 Call-in toll number (US/Canada)

Access code: 641 709 118
Meeting link:
        <a moz-do-not-send="true" class="moz-txt-link-freetext" href="https://ietf.webex.com/ietf/j.php?MTID=m1aa12258a83109b4ae291fb0c2bd92d6">https://ietf.webex.com/ietf/j.php?MTID=m1aa12258a83109b4ae291fb0c2bd92d6</a>

The etherpad we have used is at:
       <a moz-do-not-send="true" class="moz-txt-link-freetext" href="http://etherpad.tools.ietf.org:9000/p/6tisch-security-6top-xml.txt">http://etherpad.tools.ietf.org:9000/p/6tisch-security-6top-xml.txt</a>
</pre>
                <br>
                <br>
                <pre class="moz-signature" cols="72">-- 
email: <a moz-do-not-send="true" class="moz-txt-link-abbreviated" href="mailto:rstruik.ext@gmail.com">rstruik.ext@gmail.com</a> | Skype: rstruik
cell: +1 (647) 867-5658 | US: +1 (415) 690-7363</pre>
                <br>
              </div>
              <br>
              <br>
            </div>
            <br>
          </blockquote>
          <br>
          <br>
          <pre class="moz-signature" cols="72">-- 
email: <a moz-do-not-send="true" class="moz-txt-link-abbreviated" href="mailto:rstruik.ext@gmail.com">rstruik.ext@gmail.com</a> | Skype: rstruik
cell: +1 (647) 867-5658 | US: +1 (415) 690-7363</pre>
          <br>
        </div>
        <br>
      </blockquote>
      <br>
      <br>
      <pre class="moz-signature" cols="72">-- 
email: <a moz-do-not-send="true" class="moz-txt-link-abbreviated" href="mailto:rstruik.ext@gmail.com">rstruik.ext@gmail.com</a> | Skype: rstruik
cell: +1 (647) 867-5658 | US: +1 (415) 690-7363</pre>
    </blockquote>
    <br>
    <br>
    <pre class="moz-signature" cols="72">-- 
email: <a class="moz-txt-link-abbreviated" href="mailto:rstruik.ext@gmail.com">rstruik.ext@gmail.com</a> | Skype: rstruik
cell: +1 (647) 867-5658 | US: +1 (415) 690-7363</pre>
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Message-ID: <54BECEA8.5060908@gmail.com>
Date: Tue, 20 Jan 2015 16:54:48 -0500
From: Rene Struik <rstruik.ext@gmail.com>
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References: <54B5BA30.9020200@gmail.com> <54BD58F5.1040500@gmail.com> <54BDF1EF.1020300@gmail.com> <54BECA04.2060409@gmail.com>
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Subject: [6tisch-security] (Important -- 6tisch security call rescheduled! New time/date *this* Thursday, January 22nd) --- Re: reminder -- 6tisch security call *tomorrow*, Tue Jan 20, 2015, 4.30pm EST (dial-in info at bottom)
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Dear colleagues:

Due to connectivity problems, those on the 6tisch security call today 
concluded that it was best to reschedule the call.

The rescheduled 6tisch security call will take place this Thursday, 
January 22, 2015, 1-2pm EST.
(Please note that this is only once; schedule moving forward will 
otherwise remain the same)

Agenda and dial-in info remain the same (please scroll down).

Best regards, Rene


On 1/20/2015 4:35 PM, Rene Struik wrote:
> I posted the document on Google drive, see weblink below.
>
> https://drive.google.com/file/d/0B2a6Ilxu1XfCa3RyZzlZb3RRREk/view?usp=sharing
>
> On 1/20/2015 1:13 AM, Rene Struik wrote:
>> Dear colleagues:
>>
>> Please find attached my analysis of the three text proposals. I hope 
>> this helps in zooming in on consensus text.
>>
>> I will present this in more detail as item #3 on the agenda for the 
>> 6tisch security call of tomorrow, Tue Jan 20, 2015, 4.30pm EST.
>>
>> We can discuss this in more detail during that call (I won't have 
>> much time beforehand).
>>
>> Best regards, Rene
>>
>> [excerpt of minutes of 6tisch security conf call as of January 14, 
>> 2015, 11am-12pm EST]
>> TW asked whether RS could review the three text proposals currently 
>> on the table and suggest a way forward that takes into account 
>> consensus and what was discussed during the call. RS agreed to take 
>> this on as homework assignment, with target to report back on this to 
>> the group by the end of Monday next week (January 19, 2015).
>>
>> On 1/19/2015 2:20 PM, Rene Struik wrote:
>>> Dear colleagues:
>>>
>>> Just a quick reminder that we have a 6TiSCH security conf call 
>>> tomorrow, Tue January 20, 2015, 4.30-5.30pm EST.
>>>
>>> Suggested agenda:
>>> 1) administrativia {agenda bashing/minutes}
>>> 2) 6tisch security conf call schedule moving forward
>>> 3) input 6tisch security to architecture draft
>>> -- RS to present result homework assignment of last call
>>> 4) prep for IETF-92 in Dallas
>>> 5) AOB
>>>
>>> For dial-in info, please see bottom of this email.
>>>
>>> As to item #2 above, if you wish to weigh-in, please do respond to 
>>> the Doodle poll by end of *today*, see 
>>> https://doodle.com/q63844gqd59urrae.
>>>
>>> Best regards, Rene
>>>
>>> -------- Forwarded Message --------
>>> Subject: 	reminder -- 6tisch security call *tomorrow*, Wed Jan 14, 
>>> 2015, 11am EST (dial-in info at bottom)
>>> Date: 	Tue, 13 Jan 2015 19:37:04 -0500
>>> From: 	Rene Struik <rstruik.ext@gmail.com>
>>> To: 	tisch-security <6tisch-security@ietf.org>
>>>
>>>
>>>
>>> Dear colleagues:
>>>
>>> Just a quick reminder that we *do* have a conf call tomorrow, Wed 
>>> Jan 14, 2015, 11am EST.
>>>
>>> Currently, the main agenda item is item #4b of last week: input to 
>>> the 6tisch architecture draft. It would also be good to have some 
>>> more comments on the draft I posted.
>>>
>>> Minutes of calls later tonight (sorry - extremely busy). For conf 
>>> call dial-in info, see bottom of email.
>>>
>>> Best regards, Rene
>>>
>>> ==
>>> Note: next week's call is on Wed Jan 14, 2015, 11am EST.
>>>
>>> On 1/6/2015 11:48 AM, Rene Struik wrote:
>>>> Dear colleagues:
>>>>
>>>> Happy New Year!
>>>>
>>>> According to the agreed-upon 6tisch security conf call schedule, we 
>>>> will resume the conference call series today, Tue Jan 6, 2015, 5pm EST.
>>>>
>>>> I propose we continue the discussion where we left off prior to 
>>>> Christmas (essentially, item 3c below), except that we may have a 
>>>> short presentation first (item #2).
>>>>
>>>> Agenda:
>>>> 1) administrativia {agenda bashing/minutes}
>>>> 2) {still to be confirmed} presentation Giuseppe Piro
>>>> 3) join protocol details
>>>> -- a) (done) status update MAC behavior
>>>> -- b) (brief!) recap of routing/communication flow aspects
>>>> -- c) incremental deployment aspects
>>>> 4) input 6tisch security to other 6tisch documents
>>>> -- a) terminology draft
>>>> -- b) architecture draft
>>>>
>>>> Conf call time: 5pm EST = 7am Japan = 2pm PST = 11pm Paris time. 
>>>> {The next call, on January 6, 2014) is also at 5pm EST (see 
>>>> schedule till half of January 2015)}.
>>>> Note: next week's call is on Wed Jan 14, 2015, 11am EST.
>>>>
>>>> Dial-in info at end of this email.
>>>>
>>>> Best regards,
>>>>
>>>> Rene
>>>>
>>>> -------- Forwarded Message --------
>>>> Subject: 	Suggested agenda for 6tisch security call of *today*, Tue 
>>>> December 16, 2014, 5pm EST (dial-in info at bottom)
>>>> Date: 	Tue, 16 Dec 2014 09:21:20 -0500
>>>> From: 	Rene Struik <rstruik.ext@gmail.com>
>>>> To: 	tisch-security <6tisch-security@ietf.org>
>>>>
>>>>
>>>>
>>>> Dear colleagues:
>>>>
>>>> I propose we continue the discussion where we left off last week.
>>>>
>>>> Agenda:
>>>> 1) administrativia {agenda bashing/minutes}
>>>> 2) join protocol details
>>>> -- a) (brief!) status update MAC behavior
>>>> -- b) continuation of routing/communication flow aspects {last 
>>>> week, we did not finish the only two slides on this
>>>> 3) input 6tisch security to other 6tisch documents
>>>>
>>>> Conf call time: 5pm EST = 7am Japan = 2pm PST = 11pm Paris time. 
>>>> {The next call, on January 6, 2014) is also at 5pm EST (see 
>>>> schedule till half of January 2015)}.
>>>>
>>>> Dial-in info at end of this email.
>>>>
>>>> Best regards,
>>>>
>>>> Rene
>>>>
>>>> -------- Forwarded Message --------
>>>> Subject: 	suggested agenda for 6tisch security call of tomorrow, 
>>>> Tue December 9, 2014, 9am EST (dial-in info at bottom)
>>>> Date: 	Mon, 08 Dec 2014 17:16:40 -0500
>>>> From: 	Rene Struik <rstruik.ext@gmail.com>
>>>> To: 	tisch-security <6tisch-security@ietf.org>
>>>>
>>>>
>>>>
>>>> Dear colleagues:
>>>>
>>>> For last week's Tue Dec 2, 2014, 9am EST conf call I prepared some 
>>>> material and posted prior to the call. During the call, we 
>>>> discussed all MAC-related aspects relevant for the join protocol 
>>>> and did not discuss higher-layer aspects I prepared material for 
>>>> yet. I suggest we continue the systematic discussion of last week 
>>>> and take that topic on now.
>>>>
>>>> This leads to the following suggested agenda for this week 
>>>> (essentially a continuation of last week's one):
>>>>
>>>> Same as last week's, except with
>>>> #1a-b) focus on routing/communication flow related aspects join 
>>>> protocol;
>>>> #2a): confirm concensus on MAC (as discussed last week) and 
>>>> routing/communication flow aspects
>>>> #2c) {as consequence of two items above} what to squeeze into 
>>>> architecture draft
>>>>
>>>> The detailed agenda and dial-in info is below (#A, resp. #B).
>>>>
>>>> Best regards, Rene
>>>>
>>>> _A) Suggested agenda Tue Dec 9, 2014, 9am EST call_
>>>>
>>>> Proposed agenda:
>>>>
>>>> 0) Agenda bashing
>>>>
>>>> 1) Join protocol details
>>>>
>>>>     a) desired properties
>>>>     b) realizable properties
>>>>
>>>>     #1a-b) focus on routing/communication flow related aspects join
>>>>     protocol (we discussed MAC-related join-relevant aspects during
>>>>     the conf call of Tue Dec 2, 2014, 9am EST).
>>>>     For slides, see
>>>>     https://drive.google.com/folderview?id=0B2a6Ilxu1XfCNF9JaXR1ZXlzZlU&usp=sharing
>>>>     (same slides as sent out prior to Dec 2, 2014, 9am EST call)
>>>>     Relevant slides: Slides 23-25 (contained in entire slide deck
>>>>     (ppt), but also in excerpt (pdf))
>>>>
>>>> 2) Next steps:
>>>>         a) consensus on 1#a and 1#b
>>>>
>>>>     #2a): confirm consensus on MAC (as discussed last week) and
>>>>     routing/communication flow aspects
>>>>     #2c) {as consequence of two items above} what to squeeze into
>>>>     architecture draft
>>>>
>>>>         b) form tiger team to work out details
>>>>             - project phases
>>>>             - communication of sub-results
>>>>         c) what to squeeze into architecture draft, etc.
>>>>
>>>> I will prepare material to facilitate discussion on 1) and 2), to 
>>>> be discussed during the call.
>>>>
>>>> _B) Dial-in information:_
>>>> English : New York Time 6tisch security
>>>> Tuesday, December 9, 2014 | 9:00 am Eastern Standard Time (GMT-05:00)
>>>> Meeting number:   641 709 118
>>>> Meeting password: joinjoin
>>>> Audio connection:
>>>>        1-877-668-4493 Call-in toll free number (US/Canada)
>>>>        1-650-479-3208 Call-in toll number (US/Canada)
>>>>
>>>> Access code: 641 709 118
>>>> Meeting link:
>>>>          https://ietf.webex.com/ietf/j.php?MTID=m1aa12258a83109b4ae291fb0c2bd92d6
>>>>
>>>> The etherpad we have used is at:
>>>>         http://etherpad.tools.ietf.org:9000/p/6tisch-security-6top-xml.txt
>>>>
>>>>
>>>> -- 
>>>> email:rstruik.ext@gmail.com  | Skype: rstruik
>>>> cell: +1 (647) 867-5658 | US: +1 (415) 690-7363
>>>>
>>>>
>>>>
>>>>
>>>
>>>
>>> -- 
>>> email:rstruik.ext@gmail.com  | Skype: rstruik
>>> cell: +1 (647) 867-5658 | US: +1 (415) 690-7363
>>>
>>>
>>
>>
>> -- 
>> email:rstruik.ext@gmail.com  | Skype: rstruik
>> cell: +1 (647) 867-5658 | US: +1 (415) 690-7363
>
>
> -- 
> email:rstruik.ext@gmail.com  | Skype: rstruik
> cell: +1 (647) 867-5658 | US: +1 (415) 690-7363


-- 
email: rstruik.ext@gmail.com | Skype: rstruik
cell: +1 (647) 867-5658 | US: +1 (415) 690-7363


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    <div class="moz-cite-prefix">Dear colleagues:<br>
      <br>
      Due to connectivity problems, those on the 6tisch security call
      today concluded that it was best to reschedule the call.<br>
      <br>
      The rescheduled 6tisch security call will take place this
      Thursday, January 22, 2015, 1-2pm EST. <br>
      (Please note that this is only once; schedule moving forward will
      otherwise remain the same)<br>
      <br>
      Agenda and dial-in info remain the same (please scroll down).<br>
      <br>
      Best regards, Rene<br>
      <br>
      <br>
      On 1/20/2015 4:35 PM, Rene Struik wrote:<br>
    </div>
    <blockquote cite="mid:54BECA04.2060409@gmail.com" type="cite">
      <meta content="text/html; charset=utf-8" http-equiv="Content-Type">
      <div class="moz-cite-prefix">I posted the document on Google
        drive, see weblink below.<br>
        <br>
        <a moz-do-not-send="true" class="moz-txt-link-freetext"
href="https://drive.google.com/file/d/0B2a6Ilxu1XfCa3RyZzlZb3RRREk/view?usp=sharing">https://drive.google.com/file/d/0B2a6Ilxu1XfCa3RyZzlZb3RRREk/view?usp=sharing</a><br>
        <br>
        On 1/20/2015 1:13 AM, Rene Struik wrote:<br>
      </div>
      <blockquote cite="mid:54BDF1EF.1020300@gmail.com" type="cite">
        <meta content="text/html; charset=utf-8"
          http-equiv="Content-Type">
        <div class="moz-cite-prefix">Dear colleagues:<br>
          <br>
          Please find attached my analysis of the three text proposals.
          I hope this helps in zooming in on consensus text. <br>
          <br>
          I will present this in more detail as item #3 on the agenda
          for the 6tisch security call of tomorrow, Tue Jan 20, 2015,
          4.30pm EST. <br>
          <br>
          We can discuss this in more detail during that call (I won't
          have much time beforehand).<br>
          <br>
          Best regards, Rene<br>
          <br>
          [excerpt of minutes of 6tisch security conf call as of January
          14, 2015, 11am-12pm EST] <br>
          TW asked whether RS could review the three text proposals
          currently on the table and suggest a way forward that takes
          into account consensus and what was discussed during the call.
          RS agreed to take this on as homework assignment, with target
          to report back on this to the group by the end of Monday next
          week (January 19, 2015).<br>
          <br>
          On 1/19/2015 2:20 PM, Rene Struik wrote:<br>
        </div>
        <blockquote cite="mid:54BD58F5.1040500@gmail.com" type="cite">
          <meta http-equiv="content-type" content="text/html;
            charset=utf-8">
          Dear colleagues:<br>
          <br>
          Just a quick reminder that we have a 6TiSCH security conf call
          tomorrow, Tue January 20, 2015, 4.30-5.30pm EST.<br>
          <br>
          Suggested agenda:<br>
          1) administrativia {agenda bashing/minutes}<br>
          2) 6tisch security conf call schedule moving forward<br>
          3) input 6tisch security to architecture draft<br>
          -- RS to present result homework assignment of last call<br>
          4) prep for IETF-92 in Dallas<br>
          5) AOB<br>
          <br>
          For dial-in info, please see bottom of this email.<br>
          <br>
          As to item #2 above, if you wish to weigh-in, please do
          respond to the Doodle poll by end of *today*, see <a
            moz-do-not-send="true" class="moz-txt-link-freetext"
            href="https://doodle.com/q63844gqd59urrae">https://doodle.com/q63844gqd59urrae.<br>
          </a>
          <div class="moz-forward-container"><br>
            Best regards, Rene<br>
            <br>
            -------- Forwarded Message --------
            <table class="moz-email-headers-table" border="0"
              cellpadding="0" cellspacing="0">
              <tbody>
                <tr>
                  <th align="RIGHT" nowrap="nowrap" valign="BASELINE">Subject:



                  </th>
                  <td>reminder -- 6tisch security call *tomorrow*, Wed
                    Jan 14, 2015, 11am EST (dial-in info at bottom)</td>
                </tr>
                <tr>
                  <th align="RIGHT" nowrap="nowrap" valign="BASELINE">Date:


                  </th>
                  <td>Tue, 13 Jan 2015 19:37:04 -0500</td>
                </tr>
                <tr>
                  <th align="RIGHT" nowrap="nowrap" valign="BASELINE">From:


                  </th>
                  <td>Rene Struik <a moz-do-not-send="true"
                      class="moz-txt-link-rfc2396E"
                      href="mailto:rstruik.ext@gmail.com">&lt;rstruik.ext@gmail.com&gt;</a></td>
                </tr>
                <tr>
                  <th align="RIGHT" nowrap="nowrap" valign="BASELINE">To:

                  </th>
                  <td>tisch-security <a moz-do-not-send="true"
                      class="moz-txt-link-rfc2396E"
                      href="mailto:6tisch-security@ietf.org">&lt;6tisch-security@ietf.org&gt;</a></td>
                </tr>
              </tbody>
            </table>
            <br>
            <br>
            <meta content="text/html; charset=utf-8"
              http-equiv="Content-Type">
            <div class="moz-cite-prefix">Dear colleagues:<br>
              <br>
              Just a quick reminder that we *do* have a conf call
              tomorrow, Wed Jan 14, 2015, 11am EST.<br>
              <br>
              Currently, the main agenda item is item #4b of last week:
              input to the 6tisch architecture draft. It would also be
              good to have some more comments on the draft I posted.<br>
              <br>
              Minutes of calls later tonight (sorry - extremely busy).
              For conf call dial-in info, see bottom of email.<br>
              <br>
              Best regards, Rene<br>
              <br>
              ==<br>
              Note: next week's call is on Wed Jan 14, 2015, 11am EST.<br>
              <br>
              On 1/6/2015 11:48 AM, Rene Struik wrote:<br>
            </div>
            <blockquote cite="mid:54AC11F5.3060907@gmail.com"
              type="cite">
              <meta http-equiv="content-type" content="text/html;
                charset=utf-8">
              Dear colleagues:<br>
              <br>
              Happy New Year!<br>
              <br>
              According to the agreed-upon 6tisch security conf call
              schedule, we will resume the conference call series today,
              Tue Jan 6, 2015, 5pm EST.<br>
              <br>
              I propose we continue the discussion where we left off
              prior to Christmas (essentially, item 3c below), except
              that we may have a short presentation first (item #2).<br>
              <br>
              Agenda:<br>
              1) administrativia {agenda bashing/minutes}<br>
              2) {still to be confirmed} presentation Giuseppe Piro <br>
              3) join protocol details<br>
              -- a) (done) status update MAC behavior<br>
              -- b) (brief!) recap of routing/communication flow aspects<br>
              -- c) incremental deployment aspects<br>
              4) input 6tisch security to other 6tisch documents<br>
              -- a) terminology draft<br>
              -- b) architecture draft<br>
              <br>
              Conf call time: 5pm EST = 7am Japan = 2pm PST = 11pm Paris
              time. {The next call, on January 6, 2014) is also at 5pm
              EST (see schedule till half of January 2015)}.<br>
              Note: next week's call is on Wed Jan 14, 2015, 11am EST.<br>
              <div class="moz-forward-container"><br>
                Dial-in info at end of this email.<br>
                <br>
                Best regards, <br>
                <br>
                Rene<br>
                <br>
                -------- Forwarded Message --------
                <table class="moz-email-headers-table" border="0"
                  cellpadding="0" cellspacing="0">
                  <tbody>
                    <tr>
                      <th align="RIGHT" nowrap="nowrap"
                        valign="BASELINE">Subject: </th>
                      <td>Suggested agenda for 6tisch security call of
                        *today*, Tue December 16, 2014, 5pm EST (dial-in
                        info at bottom)</td>
                    </tr>
                    <tr>
                      <th align="RIGHT" nowrap="nowrap"
                        valign="BASELINE">Date: </th>
                      <td>Tue, 16 Dec 2014 09:21:20 -0500</td>
                    </tr>
                    <tr>
                      <th align="RIGHT" nowrap="nowrap"
                        valign="BASELINE">From: </th>
                      <td>Rene Struik <a moz-do-not-send="true"
                          class="moz-txt-link-rfc2396E"
                          href="mailto:rstruik.ext@gmail.com">&lt;rstruik.ext@gmail.com&gt;</a></td>
                    </tr>
                    <tr>
                      <th align="RIGHT" nowrap="nowrap"
                        valign="BASELINE">To: </th>
                      <td>tisch-security <a moz-do-not-send="true"
                          class="moz-txt-link-rfc2396E"
                          href="mailto:6tisch-security@ietf.org">&lt;6tisch-security@ietf.org&gt;</a></td>
                    </tr>
                  </tbody>
                </table>
                <br>
                <br>
                <meta http-equiv="content-type" content="text/html;
                  charset=utf-8">
                Dear colleagues:<br>
                <br>
                I propose we continue the discussion where we left off
                last week. <br>
                <br>
                Agenda:<br>
                1) administrativia {agenda bashing/minutes}<br>
                2) join protocol details<br>
                -- a) (brief!) status update MAC behavior<br>
                -- b) continuation of routing/communication flow aspects
                {last week, we did not finish the only two slides on
                this<br>
                3) input 6tisch security to other 6tisch documents<br>
                <br>
                Conf call time: 5pm EST = 7am Japan = 2pm PST = 11pm
                Paris time. {The next call, on January 6, 2014) is also
                at 5pm EST (see schedule till half of January 2015)}.<br>
                <div class="moz-forward-container"><br>
                  Dial-in info at end of this email.<br>
                  <br>
                  Best regards, <br>
                  <br>
                  Rene<br>
                  <br>
                  -------- Forwarded Message --------
                  <table class="moz-email-headers-table" border="0"
                    cellpadding="0" cellspacing="0">
                    <tbody>
                      <tr>
                        <th align="RIGHT" nowrap="nowrap"
                          valign="BASELINE">Subject: </th>
                        <td>suggested agenda for 6tisch security call of
                          tomorrow, Tue December 9, 2014, 9am EST
                          (dial-in info at bottom)</td>
                      </tr>
                      <tr>
                        <th align="RIGHT" nowrap="nowrap"
                          valign="BASELINE">Date: </th>
                        <td>Mon, 08 Dec 2014 17:16:40 -0500</td>
                      </tr>
                      <tr>
                        <th align="RIGHT" nowrap="nowrap"
                          valign="BASELINE">From: </th>
                        <td>Rene Struik <a moz-do-not-send="true"
                            class="moz-txt-link-rfc2396E"
                            href="mailto:rstruik.ext@gmail.com">&lt;rstruik.ext@gmail.com&gt;</a></td>
                      </tr>
                      <tr>
                        <th align="RIGHT" nowrap="nowrap"
                          valign="BASELINE">To: </th>
                        <td>tisch-security <a moz-do-not-send="true"
                            class="moz-txt-link-rfc2396E"
                            href="mailto:6tisch-security@ietf.org">&lt;6tisch-security@ietf.org&gt;</a></td>
                      </tr>
                    </tbody>
                  </table>
                  <br>
                  <br>
                  <meta http-equiv="content-type" content="text/html;
                    charset=utf-8">
                  Dear colleagues:<br>
                  <br>
                  For last week's Tue Dec 2, 2014, 9am EST conf call I
                  prepared some material and posted prior to the call.
                  During the call, we discussed all MAC-related aspects
                  relevant for the join protocol and did not discuss
                  higher-layer aspects I prepared material for yet. I
                  suggest we continue the systematic discussion of last
                  week and take that topic on now.<br>
                  <br>
                  This leads to the following suggested agenda for this
                  week (essentially a continuation of last week's one):<br>
                  <br>
                  Same as last week's, except with<br>
                  #1a-b) focus on routing/communication flow related
                  aspects join protocol;<br>
                  #2a): confirm concensus on MAC (as discussed last
                  week) and routing/communication flow aspects<br>
                  #2c) {as consequence of two items above} what to
                  squeeze into architecture draft<br>
                  <br>
                  The detailed agenda and dial-in info is below (#A,
                  resp. #B).<br>
                  <br>
                  Best regards, Rene<br>
                  <br>
                  <u>A) Suggested agenda Tue Dec 9, 2014, 9am EST call</u><br>
                  <br>
                  Proposed agenda:<br>
                  <br>
                  0) Agenda bashing<br>
                  <br>
                  1) Join protocol details<br>
                  <blockquote>a) desired properties<br>
                    b) realizable properties<br>
                    <br>
                    #1a-b) focus on routing/communication flow related
                    aspects join protocol (we discussed MAC-related
                    join-relevant aspects during the conf call of Tue
                    Dec 2, 2014, 9am EST).<br>
                    For slides, see <a moz-do-not-send="true"
                      class="moz-txt-link-freetext"
href="https://drive.google.com/folderview?id=0B2a6Ilxu1XfCNF9JaXR1ZXlzZlU&amp;usp=sharing">https://drive.google.com/folderview?id=0B2a6Ilxu1XfCNF9JaXR1ZXlzZlU&amp;usp=sharing</a>
                    (same slides as sent out prior to Dec 2, 2014, 9am
                    EST call)<br>
                    Relevant slides: Slides 23-25 (contained in entire
                    slide deck (ppt), but also in excerpt (pdf))<br>
                  </blockquote>
                  2) Next steps:<br>
                          a) consensus on 1#a and 1#b<br>
                  <blockquote>#2a): confirm consensus on MAC (as
                    discussed last week) and routing/communication flow
                    aspects<br>
                    #2c) {as consequence of two items above} what to
                    squeeze into architecture draft<br>
                  </blockquote>
                          b) form tiger team to work out details<br>
                              - project phases<br>
                              - communication of sub-results<br>
                          c) what to squeeze into architecture draft,
                  etc.<br>
                  <br>
                  I will prepare material to facilitate discussion on 1)
                  and 2), to be discussed during the call.<br>
                  <br>
                  <u>B) Dial-in information:</u><br>
                  <pre wrap="">English : New York Time 6tisch security
Tuesday, December 9, 2014 | 9:00 am Eastern Standard Time (GMT-05:00)
Meeting number:   641 709 118
Meeting password: joinjoin
Audio connection:
      1-877-668-4493 Call-in toll free number (US/Canada)
      1-650-479-3208 Call-in toll number (US/Canada)

Access code: 641 709 118
Meeting link:
        <a moz-do-not-send="true" class="moz-txt-link-freetext" href="https://ietf.webex.com/ietf/j.php?MTID=m1aa12258a83109b4ae291fb0c2bd92d6">https://ietf.webex.com/ietf/j.php?MTID=m1aa12258a83109b4ae291fb0c2bd92d6</a>

The etherpad we have used is at:
       <a moz-do-not-send="true" class="moz-txt-link-freetext" href="http://etherpad.tools.ietf.org:9000/p/6tisch-security-6top-xml.txt">http://etherpad.tools.ietf.org:9000/p/6tisch-security-6top-xml.txt</a>
</pre>
                  <br>
                  <br>
                  <pre class="moz-signature" cols="72">-- 
email: <a moz-do-not-send="true" class="moz-txt-link-abbreviated" href="mailto:rstruik.ext@gmail.com">rstruik.ext@gmail.com</a> | Skype: rstruik
cell: +1 (647) 867-5658 | US: +1 (415) 690-7363</pre>
                  <br>
                </div>
                <br>
                <br>
              </div>
              <br>
            </blockquote>
            <br>
            <br>
            <pre class="moz-signature" cols="72">-- 
email: <a moz-do-not-send="true" class="moz-txt-link-abbreviated" href="mailto:rstruik.ext@gmail.com">rstruik.ext@gmail.com</a> | Skype: rstruik
cell: +1 (647) 867-5658 | US: +1 (415) 690-7363</pre>
            <br>
          </div>
          <br>
        </blockquote>
        <br>
        <br>
        <pre class="moz-signature" cols="72">-- 
email: <a moz-do-not-send="true" class="moz-txt-link-abbreviated" href="mailto:rstruik.ext@gmail.com">rstruik.ext@gmail.com</a> | Skype: rstruik
cell: +1 (647) 867-5658 | US: +1 (415) 690-7363</pre>
      </blockquote>
      <br>
      <br>
      <pre class="moz-signature" cols="72">-- 
email: <a moz-do-not-send="true" class="moz-txt-link-abbreviated" href="mailto:rstruik.ext@gmail.com">rstruik.ext@gmail.com</a> | Skype: rstruik
cell: +1 (647) 867-5658 | US: +1 (415) 690-7363</pre>
    </blockquote>
    <br>
    <br>
    <pre class="moz-signature" cols="72">-- 
email: <a class="moz-txt-link-abbreviated" href="mailto:rstruik.ext@gmail.com">rstruik.ext@gmail.com</a> | Skype: rstruik
cell: +1 (647) 867-5658 | US: +1 (415) 690-7363</pre>
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Date: Wed, 21 Jan 2015 10:30:35 -0500
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Subject: [6tisch-security] (updated agenda) Re: (Important -- 6tisch security call rescheduled! New time/date *this* Thursday, January 22nd) --- Re: reminder -- 6tisch security call *tomorrow*, Tue Jan 20, 2015, 4.30pm EST (dial-in info at bottom)
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Dear colleagues:

Giuseppe Piro offered to give a presentation on MAC security aspects, 
resulting in the updated agenda below. Dial-in info at bottom of email.

Remember: 6tisch security call is now tomorrow, Thu Jan 21, 2015, 1pm 
EST, with duration not to exceed one hour. Please call-in on time and 
test your speaker/mike beforehand.

Suggested updated agenda:
1) administrativia {agenda bashing/minutes} [4 min]
2) 6tisch security conf call schedule moving forward [1 min]
3) input 6tisch security to architecture draft [15 min]
-- RS to present result homework assignment of last call
4) presentation Giuseppe Piro re MAC security [30 min]
5) prep for IETF-92 in Dallas [10 min]
5) AOB

Link to suggested text (item #3 above):
https://drive.google.com/file/d/0B2a6Ilxu1XfCbVhfd0ZONXoxc00/view?usp=sharing

On 1/20/2015 4:54 PM, Rene Struik wrote:
> Dear colleagues:
>
> Due to connectivity problems, those on the 6tisch security call today 
> concluded that it was best to reschedule the call.
>
> The rescheduled 6tisch security call will take place this Thursday, 
> January 22, 2015, 1-2pm EST.
> (Please note that this is only once; schedule moving forward will 
> otherwise remain the same)
>
> Agenda and dial-in info remain the same (please scroll down).
>
> Best regards, Rene
>
>
> On 1/20/2015 4:35 PM, Rene Struik wrote:
>> I posted the document on Google drive, see weblink below.
>>
>> https://drive.google.com/file/d/0B2a6Ilxu1XfCa3RyZzlZb3RRREk/view?usp=sharing
>>
>> On 1/20/2015 1:13 AM, Rene Struik wrote:
>>> Dear colleagues:
>>>
>>> Please find attached my analysis of the three text proposals. I hope 
>>> this helps in zooming in on consensus text.
>>>
>>> I will present this in more detail as item #3 on the agenda for the 
>>> 6tisch security call of tomorrow, Tue Jan 20, 2015, 4.30pm EST.
>>>
>>> We can discuss this in more detail during that call (I won't have 
>>> much time beforehand).
>>>
>>> Best regards, Rene
>>>
>>> [excerpt of minutes of 6tisch security conf call as of January 14, 
>>> 2015, 11am-12pm EST]
>>> TW asked whether RS could review the three text proposals currently 
>>> on the table and suggest a way forward that takes into account 
>>> consensus and what was discussed during the call. RS agreed to take 
>>> this on as homework assignment, with target to report back on this 
>>> to the group by the end of Monday next week (January 19, 2015).
>>>
>>> On 1/19/2015 2:20 PM, Rene Struik wrote:
>>>> Dear colleagues:
>>>>
>>>> Just a quick reminder that we have a 6TiSCH security conf call 
>>>> tomorrow, Tue January 20, 2015, 4.30-5.30pm EST.
>>>>
>>>> Suggested agenda:
>>>> 1) administrativia {agenda bashing/minutes}
>>>> 2) 6tisch security conf call schedule moving forward
>>>> 3) input 6tisch security to architecture draft
>>>> -- RS to present result homework assignment of last call
>>>> 4) prep for IETF-92 in Dallas
>>>> 5) AOB
>>>>
>>>> For dial-in info, please see bottom of this email.
>>>>
>>>> As to item #2 above, if you wish to weigh-in, please do respond to 
>>>> the Doodle poll by end of *today*, see 
>>>> https://doodle.com/q63844gqd59urrae.
>>>>
>>>> Best regards, Rene
>>>>
>>>> -------- Forwarded Message --------
>>>> Subject: 	reminder -- 6tisch security call *tomorrow*, Wed Jan 14, 
>>>> 2015, 11am EST (dial-in info at bottom)
>>>> Date: 	Tue, 13 Jan 2015 19:37:04 -0500
>>>> From: 	Rene Struik <rstruik.ext@gmail.com>
>>>> To: 	tisch-security <6tisch-security@ietf.org>
>>>>
>>>>
>>>>
>>>> Dear colleagues:
>>>>
>>>> Just a quick reminder that we *do* have a conf call tomorrow, Wed 
>>>> Jan 14, 2015, 11am EST.
>>>>
>>>> Currently, the main agenda item is item #4b of last week: input to 
>>>> the 6tisch architecture draft. It would also be good to have some 
>>>> more comments on the draft I posted.
>>>>
>>>> Minutes of calls later tonight (sorry - extremely busy). For conf 
>>>> call dial-in info, see bottom of email.
>>>>
>>>> Best regards, Rene
>>>>
>>>> ==
>>>> Note: next week's call is on Wed Jan 14, 2015, 11am EST.
>>>>
>>>> On 1/6/2015 11:48 AM, Rene Struik wrote:
>>>>> Dear colleagues:
>>>>>
>>>>> Happy New Year!
>>>>>
>>>>> According to the agreed-upon 6tisch security conf call schedule, 
>>>>> we will resume the conference call series today, Tue Jan 6, 2015, 
>>>>> 5pm EST.
>>>>>
>>>>> I propose we continue the discussion where we left off prior to 
>>>>> Christmas (essentially, item 3c below), except that we may have a 
>>>>> short presentation first (item #2).
>>>>>
>>>>> Agenda:
>>>>> 1) administrativia {agenda bashing/minutes}
>>>>> 2) {still to be confirmed} presentation Giuseppe Piro
>>>>> 3) join protocol details
>>>>> -- a) (done) status update MAC behavior
>>>>> -- b) (brief!) recap of routing/communication flow aspects
>>>>> -- c) incremental deployment aspects
>>>>> 4) input 6tisch security to other 6tisch documents
>>>>> -- a) terminology draft
>>>>> -- b) architecture draft
>>>>>
>>>>> Conf call time: 5pm EST = 7am Japan = 2pm PST = 11pm Paris time. 
>>>>> {The next call, on January 6, 2014) is also at 5pm EST (see 
>>>>> schedule till half of January 2015)}.
>>>>> Note: next week's call is on Wed Jan 14, 2015, 11am EST.
>>>>>
>>>>> Dial-in info at end of this email.
>>>>>
>>>>> Best regards,
>>>>>
>>>>> Rene
>>>>>
>>>>> -------- Forwarded Message --------
>>>>> Subject: 	Suggested agenda for 6tisch security call of *today*, 
>>>>> Tue December 16, 2014, 5pm EST (dial-in info at bottom)
>>>>> Date: 	Tue, 16 Dec 2014 09:21:20 -0500
>>>>> From: 	Rene Struik <rstruik.ext@gmail.com>
>>>>> To: 	tisch-security <6tisch-security@ietf.org>
>>>>>
>>>>>
>>>>>
>>>>> Dear colleagues:
>>>>>
>>>>> I propose we continue the discussion where we left off last week.
>>>>>
>>>>> Agenda:
>>>>> 1) administrativia {agenda bashing/minutes}
>>>>> 2) join protocol details
>>>>> -- a) (brief!) status update MAC behavior
>>>>> -- b) continuation of routing/communication flow aspects {last 
>>>>> week, we did not finish the only two slides on this
>>>>> 3) input 6tisch security to other 6tisch documents
>>>>>
>>>>> Conf call time: 5pm EST = 7am Japan = 2pm PST = 11pm Paris time. 
>>>>> {The next call, on January 6, 2014) is also at 5pm EST (see 
>>>>> schedule till half of January 2015)}.
>>>>>
>>>>> Dial-in info at end of this email.
>>>>>
>>>>> Best regards,
>>>>>
>>>>> Rene
>>>>>
>>>>> -------- Forwarded Message --------
>>>>> Subject: 	suggested agenda for 6tisch security call of tomorrow, 
>>>>> Tue December 9, 2014, 9am EST (dial-in info at bottom)
>>>>> Date: 	Mon, 08 Dec 2014 17:16:40 -0500
>>>>> From: 	Rene Struik <rstruik.ext@gmail.com>
>>>>> To: 	tisch-security <6tisch-security@ietf.org>
>>>>>
>>>>>
>>>>>
>>>>> Dear colleagues:
>>>>>
>>>>> For last week's Tue Dec 2, 2014, 9am EST conf call I prepared some 
>>>>> material and posted prior to the call. During the call, we 
>>>>> discussed all MAC-related aspects relevant for the join protocol 
>>>>> and did not discuss higher-layer aspects I prepared material for 
>>>>> yet. I suggest we continue the systematic discussion of last week 
>>>>> and take that topic on now.
>>>>>
>>>>> This leads to the following suggested agenda for this week 
>>>>> (essentially a continuation of last week's one):
>>>>>
>>>>> Same as last week's, except with
>>>>> #1a-b) focus on routing/communication flow related aspects join 
>>>>> protocol;
>>>>> #2a): confirm concensus on MAC (as discussed last week) and 
>>>>> routing/communication flow aspects
>>>>> #2c) {as consequence of two items above} what to squeeze into 
>>>>> architecture draft
>>>>>
>>>>> The detailed agenda and dial-in info is below (#A, resp. #B).
>>>>>
>>>>> Best regards, Rene
>>>>>
>>>>> _A) Suggested agenda Tue Dec 9, 2014, 9am EST call_
>>>>>
>>>>> Proposed agenda:
>>>>>
>>>>> 0) Agenda bashing
>>>>>
>>>>> 1) Join protocol details
>>>>>
>>>>>     a) desired properties
>>>>>     b) realizable properties
>>>>>
>>>>>     #1a-b) focus on routing/communication flow related aspects
>>>>>     join protocol (we discussed MAC-related join-relevant aspects
>>>>>     during the conf call of Tue Dec 2, 2014, 9am EST).
>>>>>     For slides, see
>>>>>     https://drive.google.com/folderview?id=0B2a6Ilxu1XfCNF9JaXR1ZXlzZlU&usp=sharing
>>>>>     (same slides as sent out prior to Dec 2, 2014, 9am EST call)
>>>>>     Relevant slides: Slides 23-25 (contained in entire slide deck
>>>>>     (ppt), but also in excerpt (pdf))
>>>>>
>>>>> 2) Next steps:
>>>>>         a) consensus on 1#a and 1#b
>>>>>
>>>>>     #2a): confirm consensus on MAC (as discussed last week) and
>>>>>     routing/communication flow aspects
>>>>>     #2c) {as consequence of two items above} what to squeeze into
>>>>>     architecture draft
>>>>>
>>>>>         b) form tiger team to work out details
>>>>>             - project phases
>>>>>             - communication of sub-results
>>>>>         c) what to squeeze into architecture draft, etc.
>>>>>
>>>>> I will prepare material to facilitate discussion on 1) and 2), to 
>>>>> be discussed during the call.
>>>>>
>>>>> _B) Dial-in information:_
>>>>> English : New York Time 6tisch security
>>>>> Tuesday, December 9, 2014 | 9:00 am Eastern Standard Time (GMT-05:00)
>>>>> Meeting number:   641 709 118
>>>>> Meeting password: joinjoin
>>>>> Audio connection:
>>>>>        1-877-668-4493 Call-in toll free number (US/Canada)
>>>>>        1-650-479-3208 Call-in toll number (US/Canada)
>>>>>
>>>>> Access code: 641 709 118
>>>>> Meeting link:
>>>>>          https://ietf.webex.com/ietf/j.php?MTID=m1aa12258a83109b4ae291fb0c2bd92d6
>>>>>
>>>>> The etherpad we have used is at:
>>>>>         http://etherpad.tools.ietf.org:9000/p/6tisch-security-6top-xml.txt
>>>>>
>>>>>
>>>>> -- 
>>>>> email:rstruik.ext@gmail.com  | Skype: rstruik
>>>>> cell: +1 (647) 867-5658 | US: +1 (415) 690-7363
>>>>>
>>>>>
>>>>>
>>>>>
>>>>
>>>>
>>>> -- 
>>>> email:rstruik.ext@gmail.com  | Skype: rstruik
>>>> cell: +1 (647) 867-5658 | US: +1 (415) 690-7363
>>>>
>>>>
>>>
>>>
>>> -- 
>>> email:rstruik.ext@gmail.com  | Skype: rstruik
>>> cell: +1 (647) 867-5658 | US: +1 (415) 690-7363
>>
>>
>> -- 
>> email:rstruik.ext@gmail.com  | Skype: rstruik
>> cell: +1 (647) 867-5658 | US: +1 (415) 690-7363
>
>
> -- 
> email:rstruik.ext@gmail.com  | Skype: rstruik
> cell: +1 (647) 867-5658 | US: +1 (415) 690-7363


-- 
email: rstruik.ext@gmail.com | Skype: rstruik
cell: +1 (647) 867-5658 | US: +1 (415) 690-7363


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    <div class="moz-cite-prefix">Dear colleagues:<br>
      <br>
      Giuseppe Piro offered to give a presentation on MAC security
      aspects, resulting in the updated agenda below. Dial-in info at
      bottom of email.<br>
      <br>
      Remember: 6tisch security call is now tomorrow, Thu Jan 21, 2015,
      1pm EST, with duration not to exceed one hour. Please call-in on
      time and test your speaker/mike beforehand.<br>
      <br>
      Suggested updated agenda:<br>
      1) administrativia {agenda bashing/minutes} [4 min]<br>
      2) 6tisch security conf call schedule moving forward [1 min]<br>
      3) input 6tisch security to architecture draft [15 min]<br>
      -- RS to present result homework assignment of last call<br>
      4) presentation Giuseppe Piro re MAC security [30 min]<br>
      5) prep for IETF-92 in Dallas [10 min]<br>
      5) AOB<br>
      <br>
      Link to suggested text (item #3 above):<br>
<a class="moz-txt-link-freetext" href="https://drive.google.com/file/d/0B2a6Ilxu1XfCbVhfd0ZONXoxc00/view?usp=sharing">https://drive.google.com/file/d/0B2a6Ilxu1XfCbVhfd0ZONXoxc00/view?usp=sharing</a><br>
      <br>
      On 1/20/2015 4:54 PM, Rene Struik wrote:<br>
    </div>
    <blockquote cite="mid:54BECEA8.5060908@gmail.com" type="cite">
      <meta content="text/html; charset=utf-8" http-equiv="Content-Type">
      <div class="moz-cite-prefix">Dear colleagues:<br>
        <br>
        Due to connectivity problems, those on the 6tisch security call
        today concluded that it was best to reschedule the call.<br>
        <br>
        The rescheduled 6tisch security call will take place this
        Thursday, January 22, 2015, 1-2pm EST. <br>
        (Please note that this is only once; schedule moving forward
        will otherwise remain the same)<br>
        <br>
        Agenda and dial-in info remain the same (please scroll down).<br>
        <br>
        Best regards, Rene<br>
        <br>
        <br>
        On 1/20/2015 4:35 PM, Rene Struik wrote:<br>
      </div>
      <blockquote cite="mid:54BECA04.2060409@gmail.com" type="cite">
        <meta content="text/html; charset=utf-8"
          http-equiv="Content-Type">
        <div class="moz-cite-prefix">I posted the document on Google
          drive, see weblink below.<br>
          <br>
          <a moz-do-not-send="true" class="moz-txt-link-freetext"
href="https://drive.google.com/file/d/0B2a6Ilxu1XfCa3RyZzlZb3RRREk/view?usp=sharing">https://drive.google.com/file/d/0B2a6Ilxu1XfCa3RyZzlZb3RRREk/view?usp=sharing</a><br>
          <br>
          On 1/20/2015 1:13 AM, Rene Struik wrote:<br>
        </div>
        <blockquote cite="mid:54BDF1EF.1020300@gmail.com" type="cite">
          <meta content="text/html; charset=utf-8"
            http-equiv="Content-Type">
          <div class="moz-cite-prefix">Dear colleagues:<br>
            <br>
            Please find attached my analysis of the three text
            proposals. I hope this helps in zooming in on consensus
            text. <br>
            <br>
            I will present this in more detail as item #3 on the agenda
            for the 6tisch security call of tomorrow, Tue Jan 20, 2015,
            4.30pm EST. <br>
            <br>
            We can discuss this in more detail during that call (I won't
            have much time beforehand).<br>
            <br>
            Best regards, Rene<br>
            <br>
            [excerpt of minutes of 6tisch security conf call as of
            January 14, 2015, 11am-12pm EST] <br>
            TW asked whether RS could review the three text proposals
            currently on the table and suggest a way forward that takes
            into account consensus and what was discussed during the
            call. RS agreed to take this on as homework assignment, with
            target to report back on this to the group by the end of
            Monday next week (January 19, 2015).<br>
            <br>
            On 1/19/2015 2:20 PM, Rene Struik wrote:<br>
          </div>
          <blockquote cite="mid:54BD58F5.1040500@gmail.com" type="cite">
            <meta http-equiv="content-type" content="text/html;
              charset=utf-8">
            Dear colleagues:<br>
            <br>
            Just a quick reminder that we have a 6TiSCH security conf
            call tomorrow, Tue January 20, 2015, 4.30-5.30pm EST.<br>
            <br>
            Suggested agenda:<br>
            1) administrativia {agenda bashing/minutes}<br>
            2) 6tisch security conf call schedule moving forward<br>
            3) input 6tisch security to architecture draft<br>
            -- RS to present result homework assignment of last call<br>
            4) prep for IETF-92 in Dallas<br>
            5) AOB<br>
            <br>
            For dial-in info, please see bottom of this email.<br>
            <br>
            As to item #2 above, if you wish to weigh-in, please do
            respond to the Doodle poll by end of *today*, see <a
              moz-do-not-send="true" class="moz-txt-link-freetext"
              href="https://doodle.com/q63844gqd59urrae">https://doodle.com/q63844gqd59urrae.<br>
            </a>
            <div class="moz-forward-container"><br>
              Best regards, Rene<br>
              <br>
              -------- Forwarded Message --------
              <table class="moz-email-headers-table" border="0"
                cellpadding="0" cellspacing="0">
                <tbody>
                  <tr>
                    <th align="RIGHT" nowrap="nowrap" valign="BASELINE">Subject:




                    </th>
                    <td>reminder -- 6tisch security call *tomorrow*, Wed
                      Jan 14, 2015, 11am EST (dial-in info at bottom)</td>
                  </tr>
                  <tr>
                    <th align="RIGHT" nowrap="nowrap" valign="BASELINE">Date:



                    </th>
                    <td>Tue, 13 Jan 2015 19:37:04 -0500</td>
                  </tr>
                  <tr>
                    <th align="RIGHT" nowrap="nowrap" valign="BASELINE">From:



                    </th>
                    <td>Rene Struik <a moz-do-not-send="true"
                        class="moz-txt-link-rfc2396E"
                        href="mailto:rstruik.ext@gmail.com">&lt;rstruik.ext@gmail.com&gt;</a></td>
                  </tr>
                  <tr>
                    <th align="RIGHT" nowrap="nowrap" valign="BASELINE">To:


                    </th>
                    <td>tisch-security <a moz-do-not-send="true"
                        class="moz-txt-link-rfc2396E"
                        href="mailto:6tisch-security@ietf.org">&lt;6tisch-security@ietf.org&gt;</a></td>
                  </tr>
                </tbody>
              </table>
              <br>
              <br>
              <meta content="text/html; charset=utf-8"
                http-equiv="Content-Type">
              <div class="moz-cite-prefix">Dear colleagues:<br>
                <br>
                Just a quick reminder that we *do* have a conf call
                tomorrow, Wed Jan 14, 2015, 11am EST.<br>
                <br>
                Currently, the main agenda item is item #4b of last
                week: input to the 6tisch architecture draft. It would
                also be good to have some more comments on the draft I
                posted.<br>
                <br>
                Minutes of calls later tonight (sorry - extremely busy).
                For conf call dial-in info, see bottom of email.<br>
                <br>
                Best regards, Rene<br>
                <br>
                ==<br>
                Note: next week's call is on Wed Jan 14, 2015, 11am EST.<br>
                <br>
                On 1/6/2015 11:48 AM, Rene Struik wrote:<br>
              </div>
              <blockquote cite="mid:54AC11F5.3060907@gmail.com"
                type="cite">
                <meta http-equiv="content-type" content="text/html;
                  charset=utf-8">
                Dear colleagues:<br>
                <br>
                Happy New Year!<br>
                <br>
                According to the agreed-upon 6tisch security conf call
                schedule, we will resume the conference call series
                today, Tue Jan 6, 2015, 5pm EST.<br>
                <br>
                I propose we continue the discussion where we left off
                prior to Christmas (essentially, item 3c below), except
                that we may have a short presentation first (item #2).<br>
                <br>
                Agenda:<br>
                1) administrativia {agenda bashing/minutes}<br>
                2) {still to be confirmed} presentation Giuseppe Piro <br>
                3) join protocol details<br>
                -- a) (done) status update MAC behavior<br>
                -- b) (brief!) recap of routing/communication flow
                aspects<br>
                -- c) incremental deployment aspects<br>
                4) input 6tisch security to other 6tisch documents<br>
                -- a) terminology draft<br>
                -- b) architecture draft<br>
                <br>
                Conf call time: 5pm EST = 7am Japan = 2pm PST = 11pm
                Paris time. {The next call, on January 6, 2014) is also
                at 5pm EST (see schedule till half of January 2015)}.<br>
                Note: next week's call is on Wed Jan 14, 2015, 11am EST.<br>
                <div class="moz-forward-container"><br>
                  Dial-in info at end of this email.<br>
                  <br>
                  Best regards, <br>
                  <br>
                  Rene<br>
                  <br>
                  -------- Forwarded Message --------
                  <table class="moz-email-headers-table" border="0"
                    cellpadding="0" cellspacing="0">
                    <tbody>
                      <tr>
                        <th align="RIGHT" nowrap="nowrap"
                          valign="BASELINE">Subject: </th>
                        <td>Suggested agenda for 6tisch security call of
                          *today*, Tue December 16, 2014, 5pm EST
                          (dial-in info at bottom)</td>
                      </tr>
                      <tr>
                        <th align="RIGHT" nowrap="nowrap"
                          valign="BASELINE">Date: </th>
                        <td>Tue, 16 Dec 2014 09:21:20 -0500</td>
                      </tr>
                      <tr>
                        <th align="RIGHT" nowrap="nowrap"
                          valign="BASELINE">From: </th>
                        <td>Rene Struik <a moz-do-not-send="true"
                            class="moz-txt-link-rfc2396E"
                            href="mailto:rstruik.ext@gmail.com">&lt;rstruik.ext@gmail.com&gt;</a></td>
                      </tr>
                      <tr>
                        <th align="RIGHT" nowrap="nowrap"
                          valign="BASELINE">To: </th>
                        <td>tisch-security <a moz-do-not-send="true"
                            class="moz-txt-link-rfc2396E"
                            href="mailto:6tisch-security@ietf.org">&lt;6tisch-security@ietf.org&gt;</a></td>
                      </tr>
                    </tbody>
                  </table>
                  <br>
                  <br>
                  <meta http-equiv="content-type" content="text/html;
                    charset=utf-8">
                  Dear colleagues:<br>
                  <br>
                  I propose we continue the discussion where we left off
                  last week. <br>
                  <br>
                  Agenda:<br>
                  1) administrativia {agenda bashing/minutes}<br>
                  2) join protocol details<br>
                  -- a) (brief!) status update MAC behavior<br>
                  -- b) continuation of routing/communication flow
                  aspects {last week, we did not finish the only two
                  slides on this<br>
                  3) input 6tisch security to other 6tisch documents<br>
                  <br>
                  Conf call time: 5pm EST = 7am Japan = 2pm PST = 11pm
                  Paris time. {The next call, on January 6, 2014) is
                  also at 5pm EST (see schedule till half of January
                  2015)}.<br>
                  <div class="moz-forward-container"><br>
                    Dial-in info at end of this email.<br>
                    <br>
                    Best regards, <br>
                    <br>
                    Rene<br>
                    <br>
                    -------- Forwarded Message --------
                    <table class="moz-email-headers-table" border="0"
                      cellpadding="0" cellspacing="0">
                      <tbody>
                        <tr>
                          <th align="RIGHT" nowrap="nowrap"
                            valign="BASELINE">Subject: </th>
                          <td>suggested agenda for 6tisch security call
                            of tomorrow, Tue December 9, 2014, 9am EST
                            (dial-in info at bottom)</td>
                        </tr>
                        <tr>
                          <th align="RIGHT" nowrap="nowrap"
                            valign="BASELINE">Date: </th>
                          <td>Mon, 08 Dec 2014 17:16:40 -0500</td>
                        </tr>
                        <tr>
                          <th align="RIGHT" nowrap="nowrap"
                            valign="BASELINE">From: </th>
                          <td>Rene Struik <a moz-do-not-send="true"
                              class="moz-txt-link-rfc2396E"
                              href="mailto:rstruik.ext@gmail.com">&lt;rstruik.ext@gmail.com&gt;</a></td>
                        </tr>
                        <tr>
                          <th align="RIGHT" nowrap="nowrap"
                            valign="BASELINE">To: </th>
                          <td>tisch-security <a moz-do-not-send="true"
                              class="moz-txt-link-rfc2396E"
                              href="mailto:6tisch-security@ietf.org">&lt;6tisch-security@ietf.org&gt;</a></td>
                        </tr>
                      </tbody>
                    </table>
                    <br>
                    <br>
                    <meta http-equiv="content-type" content="text/html;
                      charset=utf-8">
                    Dear colleagues:<br>
                    <br>
                    For last week's Tue Dec 2, 2014, 9am EST conf call I
                    prepared some material and posted prior to the call.
                    During the call, we discussed all MAC-related
                    aspects relevant for the join protocol and did not
                    discuss higher-layer aspects I prepared material for
                    yet. I suggest we continue the systematic discussion
                    of last week and take that topic on now.<br>
                    <br>
                    This leads to the following suggested agenda for
                    this week (essentially a continuation of last week's
                    one):<br>
                    <br>
                    Same as last week's, except with<br>
                    #1a-b) focus on routing/communication flow related
                    aspects join protocol;<br>
                    #2a): confirm concensus on MAC (as discussed last
                    week) and routing/communication flow aspects<br>
                    #2c) {as consequence of two items above} what to
                    squeeze into architecture draft<br>
                    <br>
                    The detailed agenda and dial-in info is below (#A,
                    resp. #B).<br>
                    <br>
                    Best regards, Rene<br>
                    <br>
                    <u>A) Suggested agenda Tue Dec 9, 2014, 9am EST call</u><br>
                    <br>
                    Proposed agenda:<br>
                    <br>
                    0) Agenda bashing<br>
                    <br>
                    1) Join protocol details<br>
                    <blockquote>a) desired properties<br>
                      b) realizable properties<br>
                      <br>
                      #1a-b) focus on routing/communication flow related
                      aspects join protocol (we discussed MAC-related
                      join-relevant aspects during the conf call of Tue
                      Dec 2, 2014, 9am EST).<br>
                      For slides, see <a moz-do-not-send="true"
                        class="moz-txt-link-freetext"
href="https://drive.google.com/folderview?id=0B2a6Ilxu1XfCNF9JaXR1ZXlzZlU&amp;usp=sharing">https://drive.google.com/folderview?id=0B2a6Ilxu1XfCNF9JaXR1ZXlzZlU&amp;usp=sharing</a>
                      (same slides as sent out prior to Dec 2, 2014, 9am
                      EST call)<br>
                      Relevant slides: Slides 23-25 (contained in entire
                      slide deck (ppt), but also in excerpt (pdf))<br>
                    </blockquote>
                    2) Next steps:<br>
                            a) consensus on 1#a and 1#b<br>
                    <blockquote>#2a): confirm consensus on MAC (as
                      discussed last week) and routing/communication
                      flow aspects<br>
                      #2c) {as consequence of two items above} what to
                      squeeze into architecture draft<br>
                    </blockquote>
                            b) form tiger team to work out details<br>
                                - project phases<br>
                                - communication of sub-results<br>
                            c) what to squeeze into architecture draft,
                    etc.<br>
                    <br>
                    I will prepare material to facilitate discussion on
                    1) and 2), to be discussed during the call.<br>
                    <br>
                    <u>B) Dial-in information:</u><br>
                    <pre wrap="">English : New York Time 6tisch security
Tuesday, December 9, 2014 | 9:00 am Eastern Standard Time (GMT-05:00)
Meeting number:   641 709 118
Meeting password: joinjoin
Audio connection:
      1-877-668-4493 Call-in toll free number (US/Canada)
      1-650-479-3208 Call-in toll number (US/Canada)

Access code: 641 709 118
Meeting link:
        <a moz-do-not-send="true" class="moz-txt-link-freetext" href="https://ietf.webex.com/ietf/j.php?MTID=m1aa12258a83109b4ae291fb0c2bd92d6">https://ietf.webex.com/ietf/j.php?MTID=m1aa12258a83109b4ae291fb0c2bd92d6</a>

The etherpad we have used is at:
       <a moz-do-not-send="true" class="moz-txt-link-freetext" href="http://etherpad.tools.ietf.org:9000/p/6tisch-security-6top-xml.txt">http://etherpad.tools.ietf.org:9000/p/6tisch-security-6top-xml.txt</a>
</pre>
                    <br>
                    <br>
                    <pre class="moz-signature" cols="72">-- 
email: <a moz-do-not-send="true" class="moz-txt-link-abbreviated" href="mailto:rstruik.ext@gmail.com">rstruik.ext@gmail.com</a> | Skype: rstruik
cell: +1 (647) 867-5658 | US: +1 (415) 690-7363</pre>
                    <br>
                  </div>
                  <br>
                  <br>
                </div>
                <br>
              </blockquote>
              <br>
              <br>
              <pre class="moz-signature" cols="72">-- 
email: <a moz-do-not-send="true" class="moz-txt-link-abbreviated" href="mailto:rstruik.ext@gmail.com">rstruik.ext@gmail.com</a> | Skype: rstruik
cell: +1 (647) 867-5658 | US: +1 (415) 690-7363</pre>
              <br>
            </div>
            <br>
          </blockquote>
          <br>
          <br>
          <pre class="moz-signature" cols="72">-- 
email: <a moz-do-not-send="true" class="moz-txt-link-abbreviated" href="mailto:rstruik.ext@gmail.com">rstruik.ext@gmail.com</a> | Skype: rstruik
cell: +1 (647) 867-5658 | US: +1 (415) 690-7363</pre>
        </blockquote>
        <br>
        <br>
        <pre class="moz-signature" cols="72">-- 
email: <a moz-do-not-send="true" class="moz-txt-link-abbreviated" href="mailto:rstruik.ext@gmail.com">rstruik.ext@gmail.com</a> | Skype: rstruik
cell: +1 (647) 867-5658 | US: +1 (415) 690-7363</pre>
      </blockquote>
      <br>
      <br>
      <pre class="moz-signature" cols="72">-- 
email: <a moz-do-not-send="true" class="moz-txt-link-abbreviated" href="mailto:rstruik.ext@gmail.com">rstruik.ext@gmail.com</a> | Skype: rstruik
cell: +1 (647) 867-5658 | US: +1 (415) 690-7363</pre>
    </blockquote>
    <br>
    <br>
    <pre class="moz-signature" cols="72">-- 
email: <a class="moz-txt-link-abbreviated" href="mailto:rstruik.ext@gmail.com">rstruik.ext@gmail.com</a> | Skype: rstruik
cell: +1 (647) 867-5658 | US: +1 (415) 690-7363</pre>
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Subject: Re: [6tisch-security] (Important -- 6tisch security call rescheduled! New time/date *this* Thursday, January 22nd) --- Re: reminder -- 6tisch security call *tomorrow*, Tue Jan 20, 2015, 4.30pm EST (dial-in info at bottom)
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--=-=-=
Content-Type: text/plain


Rene Struik <rstruik.ext@gmail.com> wrote:
    > The rescheduled 6tisch security call will take place this Thursday, January
    > 22, 2015, 1-2pm EST.
    > (Please note that this is only once; schedule moving forward will otherwise
    > remain the same)

I've moved the webex to that time, same codes.

--
Michael Richardson <mcr+IETF@sandelman.ca>, Sandelman Software Works
 -= IPv6 IoT consulting =-




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From nobody Thu Jan 22 02:56:33 2015
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Subject: Re: [6tisch-security] scheduling 6tisch security calls through March 6th, 2015 - please read and act on Doodle poll prior to Monday noon EST (Mon Jan 19, 2015, 12pm EST)
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Rene Struik writes:
> Of course, I meant 802.15.4-2011 and 802.15.4e-2012 - a simple typo (as 
> I am sure you also know).

And are you sure you do not need any of the other amendments? And no, I
do not know answer to this, as I do not know where 6tisch is going to
be used, and I have not really checked the amendmens separtely to see
what they add. I have only really worked on the maintenance release
which includes all of them, so I do not know which amendments changed
what.

Anyways, as I pointed out earlier most of the fixes in the security
there is going to on in the maintenance release is because of
802.15.4e, i.e. fixing the security processing of the information
elements. Because of that I would think 802.15.4-2015 discussion would
be very relevant to the security processing of the 6tisch, at least if
you want make it secure.
-- 
kivinen@iki.fi


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Subject: Re: [6tisch-security] (schedule till March 3rd -- please mark your calendar) Re: scheduling 6tisch security calls through March 6th, 2015 - please read and act on Doodle poll prior to Monday noon EST (Mon Jan 19, 2015, 12pm EST)
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--=-=-=
Content-Type: text/plain


Rene Struik <rstruik.ext@gmail.com> wrote:
    > Thanks to those who participated in the Doodle poll.

    > The schedule for the next few 6tisch security conference calls is as follows:
    > Tue Jan 20th: 4.30pm EST
    > Tue Jan 27th: 9am EST
    > Tue Feb 3rd: 4.30pm EST
    > Tue Feb 10th: 4.30pm EST
    > Tue Feb 17th: 9am EST
    > Tue Feb 24th: 9am EST
    > Tue Mar 3rd: 4.30pm EST

I have put this into my calendar, if you would like me to add you as a
part of the invite, please unicast me.

--
Michael Richardson <mcr+IETF@sandelman.ca>, Sandelman Software Works
 -= IPv6 IoT consulting =-




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From nobody Thu Jan 22 13:38:06 2015
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Dear all,

I've attached the presentation discussed in the today meeting. Feel
free to comment, once again, each single part.

I've noted that the description of fake_l2_key is a little bit
confused. The main idea is that we need (I believe) for that key in
order to pass correctly the Key Descriptor Lookup Procedure, thus
being able to go through the rest of the incoming security procedure
and receive (once the conditionally passed status is verified) the
unsecured packet.

Now, a key must be identified with a set of parameters, which are
stored into the KeyDescriptor. We can identify this KeyDescriptor in
an implicitly way, i.e., by using KeyIdMode = 0x00.

>From the standard, I've understood that:
- In the case KeyIDMode=0x00, device addressing mode = NO_ADDRESS, and
the frame is not the beacon:
     -- device PAN ID is set to  macPANId.
     -- the device address is set to  macCoordExtendedAddress. (of
         macCoordShortAddress = 0xfffe) or to macCoordShortAddress otherwise.
     --  If the device addressing mode, device PAN ID, and device
address match 0
          the DeviceAddrMode, DevicePANId, and DeviceAddress of a
          KeyIdLookupDescriptor, then the procedure returns with the
corresponding
          KeyDescriptor and passed status.

Hence, we can use KeyIdMode to identify the key associated to the
coordinator. In that case, the KeyDescriptor associated to the
fake_l2_key immediately after that the DeviceDescriptor of the
neighbour is created.


Now, with reference to the issue identified during the call, I believe
that if we store in the KeyDescriptor parameters associated to the
coordinator and identify it implicitly, the discussed procedure (with
workaround approaches) should still work.

Does it make sense ?

Thanks and regards,
Giuseppe

-- 
Giuseppe Piro, PhD
Post Doc Researcher
DEI, Politecnico di Bari
via Orabona 4 - 70125 (Bari), Italy.
email: peppe@giuseppepiro.com
phone: +39 080 5963301
web: giuseppepiro.com

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Giuseppe Piro writes:
> I've noted that the description of fake_l2_key is a little bit
> confused. The main idea is that we need (I believe) for that key in
> order to pass correctly the Key Descriptor Lookup Procedure, thus
> being able to go through the rest of the incoming security procedure
> and receive (once the conditionally passed status is verified) the
> unsecured packet.
> 
> Now, a key must be identified with a set of parameters, which are
> stored into the KeyDescriptor. We can identify this KeyDescriptor in
> an implicitly way, i.e., by using KeyIdMode = 0x00.
> 
> >From the standard, I've understood that:
> - In the case KeyIDMode=0x00, device addressing mode = NO_ADDRESS, and
> the frame is not the beacon:
>      -- device PAN ID is set to  macPANId.
>      -- the device address is set to  macCoordExtendedAddress. (of
>          macCoordShortAddress = 0xfffe) or to macCoordShortAddress otherwise.
>      --  If the device addressing mode, device PAN ID, and device
> address match 0
>           the DeviceAddrMode, DevicePANId, and DeviceAddress of a
>           KeyIdLookupDescriptor, then the procedure returns with the
> corresponding
>           KeyDescriptor and passed status.
> 
> Hence, we can use KeyIdMode to identify the key associated to the
> coordinator. In that case, the KeyDescriptor associated to the
> fake_l2_key immediately after that the DeviceDescriptor of the
> neighbour is created.

KeyIdMode is set to be value of the Key Identifier Mode field of the
auxiliary security header, but only if it is present. This is done in
the step e of the 802.15.4-2011 section 7.2.3 (page 133).

The complete step e says:

     e) The device PAN ID shall be set to the Source PAN Identifier
	field, if it is present. If the PAN ID compression field is
	set to one, then the device PAN ID shall be set to the
	Destination PAN Identifier field. The device addressing mode
	shall be set according to the Source Addressing Mode field, as
	defined in Table 54. The device address shall be set to the
	Source Address, if present. The KeyIdMode shall be set to the
	Key Identifier Mode field, the KeyIndex shall be set to the
	Key Index field, if present, and the KeySource shall be set to
	the Key Source field, if present.

I.e. KeyIdMode is only set if Key Identifier Mode field is present.
For security level 0 frames Key Identifier Mode field is not present,
thus KeyIdMode is not set at all. Note, that this is not a programming
language, there is no default values for the KeyIdMode. Valid values
for it is 0-3 or unset...

Note, that step a for example explictly sets the security level to be
zero, for further processing, if it is not present in the frame (i.e.
Security Enabled field is not set). This clearly indicates that there
is no default value for local variables, otherwise the whole step a
could have been left out.

Also step c copies key identifier mode from the corresponding field of
the security control field of the auxiliary security header, but that
is again done only if the we have security enabled field set, thus in
case we have auxiliary security header.
	
> Now, with reference to the issue identified during the call, I believe
> that if we store in the KeyDescriptor parameters associated to the
> coordinator and identify it implicitly, the discussed procedure (with
> workaround approaches) should still work.

You are modifing the step 802.15.4-2011 step e, as you assume that
KeyIdMode is set to zero when it is not set. This is modification to
the standard.

> Does it make sense ?

Not really.

The incoming frame security procedure is not really the program that
you are running, or something that implementations are running
exactly. It is trying to describe operations that need to be done.

I think we all agree there is something that can be considered to be
bug in the state machine. On the other hand, I myself of course
interpreted the step f to be done only if we have use for
KeyDescriptor, i.e. if we are using the key. The KeyDescriptor is only
needed in step n, so it really should be moved to be done only after
all the DeviceDescriptor checks are done.

So much easier change to the state machine is to stay that step f is
only run if security level is non-zero (i.e. if we have KeyIdMode,
KeyIndex, KeySource etc set).

Or as we did in our first round in maintenance group where we changed
the step to be as follows (From P802.15.4-REVc-DF2):

     f) The procedure shall obtain the KeyDescriptor using the
	KeyDescriptor lookup procedure as described in 9.2.2 with
	using the KeyIdMode, KeyIndex, KeySource, device addressing
	mode, device PANID, and device address. If that procedure
	fails and the KeyIdMode was set in step e), the procedure
	shall return with a status of UNAVAILABLE_KEY.

(i.e. added "and the KeyIdMode was set in step e)")

That was minimal change to get it working, but in our current proposal
(still work in progress) we are going to split the non-secured and
secured frame processing to two different state machines, just to make
it easier to read (the process it describes is still same expect we
fixed bugs at the same time).

The current work in progress can be seen from my resolutions dcoument:

https://mentor.ieee.org/802.15/dcn/14/15-14-0704-02-0mag-lb97-resolutions-kivinen.pdf

starting at page 6. This will still be modified to include new
security checks for the Information Elements.

Note, that the 802.15.4-2011 + 802.15.4e-2012 security state machines
have other problems affecting 6tisch: The frame counter processing is
unconditional, i.e it does not get skipped when TSCH is used.

I.e. In the outgoing frame security procedure will increment frame
counter for each frame, and when it reaches 32-bit 0xffffffff the
procedure starts returning COUNTER_ERROR, even when the actual value
used in the Nonce (ASN) has not yet reached its maximum value.

Also incoming frame security procedure will also get the Frame Counter
Field from the frame to be unsecured (step L), but normally with TSCH
the frame counter field is omitted by setting Frame Counter Supression
field to one. Now the step M will check whether the frame counter is
less than the value in DeviceDescriptor, and it will increment it in
step Q and store it back to DeviceDescriptor. All this processing will
cause TSCH frames to fail in different ways, depending how the
implementation actually implemented this. If we use your "default to 0
when unset" way of doing things, then the step L will set frame
counter to 0 every time, and the first frame is processed ok, and the
FrameCounter in DeviceDescriptor will be set to 0x00000001 after that.
All future frames will fail as frame counter is still zero, but the
FrameCounter in the DeviceDescriptor is larger...

So this all should point out that there are bugs in the 802.15.4-2011
+ 802.15.4e-2012 security state machines, which means you cannot
implement them literally.

For implementations to skip the frame counter processing in the
incoming and outgoing state machines for TSCH, is something that I
would expect most implementations already do. I would also expect that
at least some implementations also ignore the fetching of
KeyDescriptor for security level 0 frames. There might also be
implementations where the KeyIdMode defaults to zero when it is not
set.

Without knowing what all implementations actually do, there is nothing
we can really do to ensure ability to use old implementations.

Your work-around is quite fine for some implementations, but I would
be really suprised if it would work with all implemenations. My
work-around (i.e. assume that step f is only run for secured frame) is
similar.

Because of this I think it would be better to allow IEEE to fix these
things, and not try to "invent" work-arounds in IETF for these
especially by trying to guess how implementations implement things. Of
course if you have gone through all implementations and know what they
do then proposing work-around would be very useful.

As I told earlier, the IEEE is already working to fix these issues,
and currently new revised version of the 802.15.4 is expected to be
available after summer or so.

I will send separate email about other problems in the 802.15.4e-2012
and 802.15.4-2011 standards when taking about the TSCH and Information
Elements. 
-- 
kivinen@iki.fi


From nobody Fri Jan 23 05:18:35 2015
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Some other comments to the slides:

In slide 2 you have figure 35 of the 802.15.4-2011 frame format, but
when using TSCH you need ot use 802.15.4e-2012 frame format, which is
bit different (i.e. there is information elements there). Also the
same for Figure 36 (the IE present field is missing).

In slide 3 you have beacon frame format, but that is for non-enhanced
beacons, and TSCH always uses the enhanced beacons. See section
5.1.2.6 (page 24 of 802.15.4e) where says TSCH uses Enhanced Beacons,
so it can send IEs in there.

In slide 11 you says that SecurityLevel=0 and KeyIdMode=0x00, but that
is not possible. If SecurityLevel is zero, then KeyIdMode is not
present, meaning it will be unset not 0x00.

In slide 23 you say list important parameters, but the TSCH
information elements (TSCH Syncronization IE etc). Also note, that
these are payload IEs, meaning they are encrypted if we are using
SecurityLevel 7, thus joining node cannot get that information. If
those are really needed then we need to use SecurityLevel 3 intead of
7 for beacons. I think we need that IE for example to know the ASN,
and know when to send data to coordinator... 

In slide 28 you list that SrcAddrMode could be SHORT_ADDRESS, but as
this is device joining the network, it cannot have short address yet
(assigned by PAN coordinator), thus it must use EXTENDED_ADDRESS for
first frames...

In slide 29, as I commented in separate email there is no step e that
sets key id mode to 0x0. Step e will not set it, so it will stay
unset.

In silde 33, same thing, can only use EXTENDED_ADDRESS until gets
short address... 

In slide 36, we need to use both 802.15.4-2011 and 802.15.4e-2012, as
we are talking about TSCH, which is defined in 4e. Also fake key
solution might solve issues for some implementations, but it is
completely possible that implementations complient to standard will
not work with that work-around, or that they will work without that
work-around.
-- 
kivinen@iki.fi


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Subject: [6tisch-security] final version of input text on joining protocol for draft-ietf-6tisch-architecture draft
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Dear colleagues:

The updated text for the architecture draft (both as Word document and as xml-drop-in text) is available from Google Drive.

Main changes resulting from the call yesterday:
a) added authorization of the network to the joining node to the description of authorization (and also later on in the description of Fig. 1);
b) reordering of phases, roles in text;
c) naming of JA, JCE, JN in Fig. 1.

Thanks to all who offered constructive feedback on the call or via email.

I have tried and accommodate what we discussed on the 6tisch security call re input to the architecture draft. It may be that people want to do some minor
tweaks that they are not happy with. I would favor this as part of review of the architecture doc, rather than rehashing this more now. This allows
Pascal to move forward with his draft, while it allows the 6tisch security calls to focus on drilling down on detail (we are certainly not done yet).
Remember that tweaks have law of diminishing returns, at least with arch doc, since in the end one implements real specs and architecture documents
are simply supporting evidence, no matter how important to paint the "right" picture (for some definition of "right").

Best regards, Rene


Weblink too Google Drive:
https://drive.google.com/?tab=co&authuser=0#folders/0B2a6Ilxu1XfCNF9JaXR1ZXlzZlU 


-- 
email: rstruik.ext@gmail.com | Skype: rstruik
cell: +1 (647) 867-5658 | US: +1 (415) 690-7363





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To: "Pascal Thubert (pthubert)" <pthubert@cisco.com>,  tisch-security <6tisch-security@ietf.org>
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Hi Pascal:

Please find attached the documents, in case you cannot get into Google 
Drive for some reason.

Best regards, Rene


-------- Forwarded Message --------
Subject: 	final version of input text on joining protocol for 
draft-ietf-6tisch-architecture draft
Date: 	Fri, 23 Jan 2015 11:01:02 -0500
From: 	Rene Struik <rstruik.ext@gmail.com>
To: 	tisch-security <6tisch-security@ietf.org>



Dear colleagues:

The updated text for the architecture draft (both as Word document and as xml-drop-in text) is available from Google Drive.

Main changes resulting from the call yesterday:
a) added authorization of the network to the joining node to the description of authorization (and also later on in the description of Fig. 1);
b) reordering of phases, roles in text;
c) naming of JA, JCE, JN in Fig. 1.

Thanks to all who offered constructive feedback on the call or via email.

I have tried and accommodate what we discussed on the 6tisch security call re input to the architecture draft. It may be that people want to do some minor
tweaks that they are not happy with. I would favor this as part of review of the architecture doc, rather than rehashing this more now. This allows
Pascal to move forward with his draft, while it allows the 6tisch security calls to focus on drilling down on detail (we are certainly not done yet).
Remember that tweaks have law of diminishing returns, at least with arch doc, since in the end one implements real specs and architecture documents
are simply supporting evidence, no matter how important to paint the "right" picture (for some definition of "right").

Best regards, Rene


Weblink too Google Drive:
https://drive.google.com/?tab=co&authuser=0#folders/0B2a6Ilxu1XfCNF9JaXR1ZXlzZlU


-- 
email: rstruik.ext@gmail.com | Skype: rstruik
cell: +1 (647) 867-5658 | US: +1 (415) 690-7363







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<html>
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    <meta http-equiv="content-type" content="text/html; charset=utf-8">
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  <body bgcolor="#FFFFFF" text="#000000">
    Hi Pascal:<br>
    <br>
    Please find attached the documents, in case you cannot get into
    Google Drive for some reason.<br>
    <br>
    Best regards, Rene<br>
    <div class="moz-forward-container"><br>
      <br>
      -------- Forwarded Message --------
      <table class="moz-email-headers-table" border="0" cellpadding="0"
        cellspacing="0">
        <tbody>
          <tr>
            <th align="RIGHT" nowrap="nowrap" valign="BASELINE">Subject:
            </th>
            <td>final version of input text on joining protocol for
              draft-ietf-6tisch-architecture draft</td>
          </tr>
          <tr>
            <th align="RIGHT" nowrap="nowrap" valign="BASELINE">Date: </th>
            <td>Fri, 23 Jan 2015 11:01:02 -0500</td>
          </tr>
          <tr>
            <th align="RIGHT" nowrap="nowrap" valign="BASELINE">From: </th>
            <td>Rene Struik <a class="moz-txt-link-rfc2396E" href="mailto:rstruik.ext@gmail.com">&lt;rstruik.ext@gmail.com&gt;</a></td>
          </tr>
          <tr>
            <th align="RIGHT" nowrap="nowrap" valign="BASELINE">To: </th>
            <td>tisch-security <a class="moz-txt-link-rfc2396E" href="mailto:6tisch-security@ietf.org">&lt;6tisch-security@ietf.org&gt;</a></td>
          </tr>
        </tbody>
      </table>
      <br>
      <br>
      <pre>Dear colleagues:

The updated text for the architecture draft (both as Word document and as xml-drop-in text) is available from Google Drive.

Main changes resulting from the call yesterday:
a) added authorization of the network to the joining node to the description of authorization (and also later on in the description of Fig. 1);
b) reordering of phases, roles in text;
c) naming of JA, JCE, JN in Fig. 1.

Thanks to all who offered constructive feedback on the call or via email.

I have tried and accommodate what we discussed on the 6tisch security call re input to the architecture draft. It may be that people want to do some minor
tweaks that they are not happy with. I would favor this as part of review of the architecture doc, rather than rehashing this more now. This allows
Pascal to move forward with his draft, while it allows the 6tisch security calls to focus on drilling down on detail (we are certainly not done yet).
Remember that tweaks have law of diminishing returns, at least with arch doc, since in the end one implements real specs and architecture documents
are simply supporting evidence, no matter how important to paint the "right" picture (for some definition of "right").

Best regards, Rene


Weblink too Google Drive:
<a class="moz-txt-link-freetext" href="https://drive.google.com/?tab=co&amp;authuser=0#folders/0B2a6Ilxu1XfCNF9JaXR1ZXlzZlU">https://drive.google.com/?tab=co&amp;authuser=0#folders/0B2a6Ilxu1XfCNF9JaXR1ZXlzZlU</a> 


-- 
email: <a class="moz-txt-link-abbreviated" href="mailto:rstruik.ext@gmail.com">rstruik.ext@gmail.com</a> | Skype: rstruik
cell: +1 (647) 867-5658 | US: +1 (415) 690-7363




</pre>
      <br>
    </div>
    <br>
  </body>
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Content-Type: text/xml;
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	<t>The architecture specifies three logical elements to describe the join process:
	<list style="numbers">
		<t>a Joining Node (JN) that wishes to become part of the network; </t>
		<t>a Join Coordination Entity (JCE), who triages network access and hands out network parameters (including keying material);</t>
		<t>a Join Assistant (JA), a one-hop (radio) neighbor of the joining node who acts as proxy network node and may provide connectivity with the JCE.</t>
	</list>
	</t>
	
	<t>The join protocol consists of three phases, viz.
	<list style="numbers">
		<t>Device Authentication: The joining node and proxy network node mutually authenticate each other and establish a shared key, so as to ensure on-going authenticated
		communications.This may involve a server as a third party.</t>
		<t>Authorization: The proxy network node decides on whether/how to authorize a joining node (if denied, this may result in loss of bandwidth). Conversely, the joining 
		node decides on whether/how to authorize the network (if denied, it will not join the network). Authorization decisions may involve other nodes in the network.</t>
		<t>Configuration/Parameterization: The proxy network node distributes configuration information to the joined node, such as scheduling information, IP address assignment 
		information, and network policies.  This may originate from other network devices, for which it may act as proxy.  This step may also include distribution of information 
		from the joining node to the network node and other nodes in the network and, more generally, synchronization of information between these entities.</t>
	</list>	
	</t>
	
	<t>The device joining process is depicted in <xref target='fig-first-example'/>, where it is assumed that devices have access to certificates and where entities have access 
	to the root CA keys of their communicating parties (initial set-up requirement). Under these assumptions, the authentication step of the device joining process does not require 
	online involvement of a third party. Mutual authentication is performed between the joining node and the proxy node using their certificates, which also results in a shared key 
	between these two entities. The proxy node assists the joining node in mutual authentication with the server (primarily via provision of a communication path with the server), which 
	also results in a shared (end-to-end) key between those two entities. The server may arbitrage network authorization of the joining node (where the proxy will deny bandwidth if 
	authorization is not successful) and may distribute network-specific configuration parameters (including network-wide keys) to the joining node. In its turn, the joining node 
	may distribute and synchronize information (including, e.g., network statistics) to the server node and, if so desired, also to the proxy node. The actual decision of the joining
	node to become part of the network may depend on authorization of the network itself.</t>
	
	<t>The server functionality is a role and may be implemented with one device (centralized) or with multiple entities (distributed). In either case, mutual authentication is established
	with each physical server entity with which a role is implemented. Note that in the above description, the proxy node does not solely act as a relay node, thereby allowing it to 
	first filter traffic to be relayed based on cryptographic authentication criteria. (This provides first-level access control and mitigates certain types of denial-of-service attacks 
	on the network at large.) Depending on more detailed insight in cost/benefit trade-offs, this mechanism might be complemented by a more "relaxed" mechanism, where the proxy node 
	does simply act as a relay node only. The architecture also provides some mechanisms that describe what happens in case the initial set-up requirements are not met or some other 
	out-of-sync behavior occurs and suggests some optimizations in case server-related information is already available with the proxy node (via caching of information).</t>
	
	<t> When a device rejoins the network in the same authorization domain, the authorization step could be omitted if the server distributes the authorization state for the device to 
	the proxy node when the device initially joined the network. However, this generally still requires the exchange of updated configuration information, e.g., related to time schedules 
	and bandwidth allocation.</t>
	
   <figure title='Network joining, with only authorization by third party' 
     anchor='fig-first-example'> 
        <artwork><![CDATA[


{joining node}      {neighbor}                 {server, etc.}
+---------+         +---------+                 +---------+
| Joining |         |  Join   |              +--|    CA   |e.g., certificate
|  Node   |         |Assistant|              |  +---------+       issuance
+---------+         +---------+              |  +---------+
    |                    |                   +--|Authoriz.|e.g., membership
    |<----Beaconing------|                   |  +---------+      test (JCE)
    |                    |                   |  +---------+
    |<--Authentication-->|                   +--| Routing |e.g., IP address
    |                    |<--Authorization-->|  +---------+       assignment
    |<-------------------|                   |  +---------+
    |                    |                   +--| Gateway |e.g., backbone,
    |------------------->|                   |  +---------+      cloud
    |                    |<--Configuration-->|  +---------+
    |<-------------------|                   +--|Bandwidth|e.g., PCE 
												+---------+		 schedule
    .                    .                   . 
    .                    .                   .
   
        ]]></artwork>
    </figure>
	</section>
	
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Message-ID: <54C27D5F.1070503@gmail.com>
Date: Fri, 23 Jan 2015 11:57:03 -0500
From: Rene Struik <rstruik.ext@gmail.com>
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To: "Pascal Thubert (pthubert)" <pthubert@cisco.com>,  tisch-security <6tisch-security@ietf.org>
References: <54C2703E.20101@gmail.com> <54C27C83.6030300@gmail.com>
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Archived-At: <http://mailarchive.ietf.org/arch/msg/6tisch-security/_5Sk-NxCwakSRIFOgu2RQDWHjqw>
Subject: Re: [6tisch-security] Fwd: final version of input text on joining protocol for draft-ietf-6tisch-architecture draft
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Oops -- I cut-and-pasted the Word version from xml, which has an I-D 
page footer. Correct version (also on Google Drive) attached.

Rene


On 1/23/2015 11:53 AM, Rene Struik wrote:
> Hi Pascal:
>
> Please find attached the documents, in case you cannot get into Google 
> Drive for some reason.
>
> Best regards, Rene
>
>
> -------- Forwarded Message --------
> Subject: 	final version of input text on joining protocol for 
> draft-ietf-6tisch-architecture draft
> Date: 	Fri, 23 Jan 2015 11:01:02 -0500
> From: 	Rene Struik <rstruik.ext@gmail.com>
> To: 	tisch-security <6tisch-security@ietf.org>
>
>
>
> Dear colleagues:
>
> The updated text for the architecture draft (both as Word document and as xml-drop-in text) is available from Google Drive.
>
> Main changes resulting from the call yesterday:
> a) added authorization of the network to the joining node to the description of authorization (and also later on in the description of Fig. 1);
> b) reordering of phases, roles in text;
> c) naming of JA, JCE, JN in Fig. 1.
>
> Thanks to all who offered constructive feedback on the call or via email.
>
> I have tried and accommodate what we discussed on the 6tisch security call re input to the architecture draft. It may be that people want to do some minor
> tweaks that they are not happy with. I would favor this as part of review of the architecture doc, rather than rehashing this more now. This allows
> Pascal to move forward with his draft, while it allows the 6tisch security calls to focus on drilling down on detail (we are certainly not done yet).
> Remember that tweaks have law of diminishing returns, at least with arch doc, since in the end one implements real specs and architecture documents
> are simply supporting evidence, no matter how important to paint the "right" picture (for some definition of "right").
>
> Best regards, Rene
>
>
> Weblink too Google Drive:
> https://drive.google.com/?tab=co&authuser=0#folders/0B2a6Ilxu1XfCNF9JaXR1ZXlzZlU  
>
>
> -- 
> email:rstruik.ext@gmail.com  | Skype: rstruik
> cell: +1 (647) 867-5658 | US: +1 (415) 690-7363
>
>
>
>
>
>


-- 
email: rstruik.ext@gmail.com | Skype: rstruik
cell: +1 (647) 867-5658 | US: +1 (415) 690-7363


--------------050307040902040902000200
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<html>
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    <meta content="text/html; charset=utf-8" http-equiv="Content-Type">
  </head>
  <body bgcolor="#FFFFFF" text="#000000">
    <div class="moz-cite-prefix">Oops -- I cut-and-pasted the Word
      version from xml, which has an I-D page footer. Correct version
      (also on Google Drive) attached.<br>
      <br>
      Rene<br>
      <br>
      <br>
      On 1/23/2015 11:53 AM, Rene Struik wrote:<br>
    </div>
    <blockquote cite="mid:54C27C83.6030300@gmail.com" type="cite">
      <meta http-equiv="content-type" content="text/html; charset=utf-8">
      Hi Pascal:<br>
      <br>
      Please find attached the documents, in case you cannot get into
      Google Drive for some reason.<br>
      <br>
      Best regards, Rene<br>
      <div class="moz-forward-container"><br>
        <br>
        -------- Forwarded Message --------
        <table class="moz-email-headers-table" border="0"
          cellpadding="0" cellspacing="0">
          <tbody>
            <tr>
              <th align="RIGHT" nowrap="nowrap" valign="BASELINE">Subject:

              </th>
              <td>final version of input text on joining protocol for
                draft-ietf-6tisch-architecture draft</td>
            </tr>
            <tr>
              <th align="RIGHT" nowrap="nowrap" valign="BASELINE">Date:
              </th>
              <td>Fri, 23 Jan 2015 11:01:02 -0500</td>
            </tr>
            <tr>
              <th align="RIGHT" nowrap="nowrap" valign="BASELINE">From:
              </th>
              <td>Rene Struik <a moz-do-not-send="true"
                  class="moz-txt-link-rfc2396E"
                  href="mailto:rstruik.ext@gmail.com">&lt;rstruik.ext@gmail.com&gt;</a></td>
            </tr>
            <tr>
              <th align="RIGHT" nowrap="nowrap" valign="BASELINE">To: </th>
              <td>tisch-security <a moz-do-not-send="true"
                  class="moz-txt-link-rfc2396E"
                  href="mailto:6tisch-security@ietf.org">&lt;6tisch-security@ietf.org&gt;</a></td>
            </tr>
          </tbody>
        </table>
        <br>
        <br>
        <pre>Dear colleagues:

The updated text for the architecture draft (both as Word document and as xml-drop-in text) is available from Google Drive.

Main changes resulting from the call yesterday:
a) added authorization of the network to the joining node to the description of authorization (and also later on in the description of Fig. 1);
b) reordering of phases, roles in text;
c) naming of JA, JCE, JN in Fig. 1.

Thanks to all who offered constructive feedback on the call or via email.

I have tried and accommodate what we discussed on the 6tisch security call re input to the architecture draft. It may be that people want to do some minor
tweaks that they are not happy with. I would favor this as part of review of the architecture doc, rather than rehashing this more now. This allows
Pascal to move forward with his draft, while it allows the 6tisch security calls to focus on drilling down on detail (we are certainly not done yet).
Remember that tweaks have law of diminishing returns, at least with arch doc, since in the end one implements real specs and architecture documents
are simply supporting evidence, no matter how important to paint the "right" picture (for some definition of "right").

Best regards, Rene


Weblink too Google Drive:
<a moz-do-not-send="true" class="moz-txt-link-freetext" href="https://drive.google.com/?tab=co&amp;authuser=0#folders/0B2a6Ilxu1XfCNF9JaXR1ZXlzZlU">https://drive.google.com/?tab=co&amp;authuser=0#folders/0B2a6Ilxu1XfCNF9JaXR1ZXlzZlU</a> 


-- 
email: <a moz-do-not-send="true" class="moz-txt-link-abbreviated" href="mailto:rstruik.ext@gmail.com">rstruik.ext@gmail.com</a> | Skype: rstruik
cell: +1 (647) 867-5658 | US: +1 (415) 690-7363




</pre>
        <br>
      </div>
      <br>
    </blockquote>
    <br>
    <br>
    <pre class="moz-signature" cols="72">-- 
email: <a class="moz-txt-link-abbreviated" href="mailto:rstruik.ext@gmail.com">rstruik.ext@gmail.com</a> | Skype: rstruik
cell: +1 (647) 867-5658 | US: +1 (415) 690-7363</pre>
  </body>
</html>

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Subject: [6tisch-security] (minutes 6tisch security call Thu Jan 22, 2015, 1pm EST) Re: (updated agenda) Re: (Important -- 6tisch security call rescheduled! New time/date *this* Thursday, January 22nd) --- Re: reminder -- 6tisch security call *tomorrow*, Tue Jan 20, 2015, 4.30pm EST (dial-in info at bottom)
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Dear colleagues:

Please find below the minutes of the 6TiSCH Security conf call as of 
January 22, 2015, 1-2pm EST.

Minutes 6TiSCH Security conf call, Wed January 22, 2015, 1-2pm EST
{note taker: Rene Struik}
{recording: see 6tisch bitbucket list}
{discussion material (referenced in minutes): see Google Drive weblink 
https://drive.google.com/?tab=co&authuser=0#folders/0B2a6Ilxu1XfCNF9JaXR1ZXlzZlU}

1. Attendance:
Michael Richardson, Subir Das, Tero Kivinen, Giuseppe Piro, Pascal 
Thubert, Rene Struik

2. Agenda
The suggested updated agenda was approved.
1) administrativia {agenda bashing/minutes} [4 min]
2) 6tisch security conf call schedule moving forward [1 min]
3) input 6tisch security to architecture draft [15 min]
-- RS to present result homework assignment of last call
4) presentation Giuseppe Piro re MAC security [30 min]
5) prep for IETF-92 in Dallas [10 min]
5) AOB

3. Minutes
The minutes of all previous 6TiSCH security conference calls in the time 
window Dec 2, 2015 till Jan 14, 2015 that had not been formally approved 
yet were all approved.

4. 6tisch security call schedule moving forward
RS suggested he had posted the conf call schedule through March 9th, 
after polling preferences via a Doodle poll.
For details, see 
http://www.ietf.org/mail-archive/web/6tisch-security/current/msg00397.html

5. Input 6tisch security to the architecture draft 
(draft-ietf-6tisch-architecture-04)
RS reported on the outcome of the homework assignment of the 6tisch 
security call of the previous week (Jan 14, 2015). He had scrutinized 
the three text proposals that were on the table and had reviewed those 
with aim of establishing which elements reflected consensus of the 
6tisch security group and also suggested "consensus text" the text in 
the document titled "join process text - suggested text for architecture 
document, v2 (Rene Struik, January 21, 2015)" (available via the Google 
Drive link). He suggested to go over the (hopefully) consensus text, 
identity areas where this could be improved on the call, and then post a 
revision reflecting this as input to the architecture document prior to 
the 6tisch call of the next day (Friday January 23, 2015, 11am EST). 
Further comments, if any, could then be made as part of the review 
process of the architecture doc, rather than rehashing this more now, 
thus allowing Pascal Thubert to move forward with the architecture 
document and the 6tisch security group to focus on drilling down on more 
detail of the join protocol itself. MR suggested he was happy with this 
process.

RS briefly went over the document, identifying some feedback received 
from Subir Das and Yoshi Ohba by email. He also highlighted that he had 
incorporated the suggestion by MR on the previous call to 
cross-reference some actual protocols that could be considered. A brief 
discussion ensued.

PTh suggested that it would be good to add some language to the effect 
that the actual decision of the joining node to become part of the 
network may depend on authorization of the network itself. It was 
decided to leave out further minutiae, such as "authorization of the 
root of the RPL network", etc., so as to focus on the join process 
itself, without adding too much routing protocol baggage for now. RS 
suggested that this would also avoid issues that could arise in case 
distributed JCE's would be considered, which would not correspond to a 
single, fixed node. SD suggested to swap the order in which the join 
protocol phases and the device roles were presented in the text. He 
further on noted that some of the terminology re joining node, join 
assistant, and JCE was not entirely in with what was depicted in Fig. 1. 
Finally, he suggested a few small edits, such as clarifying that a 
"one-hop neighbor" would be one "radio hop" away and not one IP hop, etc.

RS agreed to try and incorporate this feedback and post a revised text 
document, aimed to be ready for inclusion with the architecture 
document. {Everybody hereby earned drink credits for reaching this mile 
stone and getting this topic off our chest (violins, harps, and trumpet 
sounds could be heard on the background)...!}

6. Presentation Giuseppe Piro re MAC security
GP gave a presentation on some issues with 802.15.4-2011 security in the 
context of the join protocol (see document "l2-sec-issues-join - v2 
(Giuseppe Piro, January 22, 2015), available via Google Drive link). The 
context (Slide #7) was that of a joining node that tries to become part 
of a fully secure network (i.e., the join assistant and the path towards 
the JCE is secured). The main problem identified was that, in 
802.15.4-2011, it is not possible to mix secured and unsecured traffic 
(due to some details in the incoming frame security procedure (clause 
7.2.3, Step f)). GP described a potential work-around, where one would 
install a random key (termed "fake_l2"key" on Slide #11), which only 
purpose was to jump the specification hurdle (so, it would never be 
reallly used). He also described how one could end up in the exempt 
status stage (by constructing a device descriptor for the joining node 
on the fly and setting the exempt flag). After the presentation, a brief 
discussion followed.

TK suggested that mixing of secured and unsecured traffic was possible, 
since "nobody would implement Step f) if one had an incoming frame 
without security". RS noted that GP's presentation assumed an 
implementation compliant with the 802.15.4-2011 specification, not one 
that deviated from this. TK suggested that the work-around in the 
presentation would fail, since it relied on KeyIDMode 0x00, which he 
thought would be undefined. Since the conference call was living on 
borrowed time (65 minutes into the call), there was no time to verify 
this claim on-the-fly.

Upon TK mentioning that the draft 802.15.4 revision text on security 
should be used, RS asked whether this draft was available to the 6tisch 
audience. TK mentioned that he would send a request to Bob Heile (Chair 
of IEEE 802.15) to request drafts (normally only available to 802.15 
voters) to be made available to interested 6tisch stakeholders.

[call concluded at 2.15pm EST]

Best regards, Rene

On 1/21/2015 10:30 AM, Rene Struik wrote:
> Dear colleagues:
>
> Giuseppe Piro offered to give a presentation on MAC security aspects, 
> resulting in the updated agenda below. Dial-in info at bottom of email.
>
> Remember: 6tisch security call is now tomorrow, Thu Jan 21, 2015, 1pm 
> EST, with duration not to exceed one hour. Please call-in on time and 
> test your speaker/mike beforehand.
>
> Suggested updated agenda:
> 1) administrativia {agenda bashing/minutes} [4 min]
> 2) 6tisch security conf call schedule moving forward [1 min]
> 3) input 6tisch security to architecture draft [15 min]
> -- RS to present result homework assignment of last call
> 4) presentation Giuseppe Piro re MAC security [30 min]
> 5) prep for IETF-92 in Dallas [10 min]
> 5) AOB
>
> Link to suggested text (item #3 above):
> https://drive.google.com/file/d/0B2a6Ilxu1XfCbVhfd0ZONXoxc00/view?usp=sharing
>
> On 1/20/2015 4:54 PM, Rene Struik wrote:
>> Dear colleagues:
>>
>> Due to connectivity problems, those on the 6tisch security call today 
>> concluded that it was best to reschedule the call.
>>
>> The rescheduled 6tisch security call will take place this Thursday, 
>> January 22, 2015, 1-2pm EST.
>> (Please note that this is only once; schedule moving forward will 
>> otherwise remain the same)
>>
>> Agenda and dial-in info remain the same (please scroll down).
>>
>> Best regards, Rene
>>
>>
>> On 1/20/2015 4:35 PM, Rene Struik wrote:
>>> I posted the document on Google drive, see weblink below.
>>>
>>> https://drive.google.com/file/d/0B2a6Ilxu1XfCa3RyZzlZb3RRREk/view?usp=sharing
>>>
>>> On 1/20/2015 1:13 AM, Rene Struik wrote:
>>>> Dear colleagues:
>>>>
>>>> Please find attached my analysis of the three text proposals. I 
>>>> hope this helps in zooming in on consensus text.
>>>>
>>>> I will present this in more detail as item #3 on the agenda for the 
>>>> 6tisch security call of tomorrow, Tue Jan 20, 2015, 4.30pm EST.
>>>>
>>>> We can discuss this in more detail during that call (I won't have 
>>>> much time beforehand).
>>>>
>>>> Best regards, Rene
>>>>
>>>> [excerpt of minutes of 6tisch security conf call as of January 14, 
>>>> 2015, 11am-12pm EST]
>>>> TW asked whether RS could review the three text proposals currently 
>>>> on the table and suggest a way forward that takes into account 
>>>> consensus and what was discussed during the call. RS agreed to take 
>>>> this on as homework assignment, with target to report back on this 
>>>> to the group by the end of Monday next week (January 19, 2015).
>>>>
>>>> On 1/19/2015 2:20 PM, Rene Struik wrote:
>>>>> Dear colleagues:
>>>>>
>>>>> Just a quick reminder that we have a 6TiSCH security conf call 
>>>>> tomorrow, Tue January 20, 2015, 4.30-5.30pm EST.
>>>>>
>>>>> Suggested agenda:
>>>>> 1) administrativia {agenda bashing/minutes}
>>>>> 2) 6tisch security conf call schedule moving forward
>>>>> 3) input 6tisch security to architecture draft
>>>>> -- RS to present result homework assignment of last call
>>>>> 4) prep for IETF-92 in Dallas
>>>>> 5) AOB
>>>>>
>>>>> For dial-in info, please see bottom of this email.
>>>>>
>>>>> As to item #2 above, if you wish to weigh-in, please do respond to 
>>>>> the Doodle poll by end of *today*, see 
>>>>> https://doodle.com/q63844gqd59urrae.
>>>>>
>>>>> Best regards, Rene
>>>>>
>>>>> -------- Forwarded Message --------
>>>>> Subject: 	reminder -- 6tisch security call *tomorrow*, Wed Jan 14, 
>>>>> 2015, 11am EST (dial-in info at bottom)
>>>>> Date: 	Tue, 13 Jan 2015 19:37:04 -0500
>>>>> From: 	Rene Struik <rstruik.ext@gmail.com>
>>>>> To: 	tisch-security <6tisch-security@ietf.org>
>>>>>
>>>>>
>>>>>
>>>>> Dear colleagues:
>>>>>
>>>>> Just a quick reminder that we *do* have a conf call tomorrow, Wed 
>>>>> Jan 14, 2015, 11am EST.
>>>>>
>>>>> Currently, the main agenda item is item #4b of last week: input to 
>>>>> the 6tisch architecture draft. It would also be good to have some 
>>>>> more comments on the draft I posted.
>>>>>
>>>>> Minutes of calls later tonight (sorry - extremely busy). For conf 
>>>>> call dial-in info, see bottom of email.
>>>>>
>>>>> Best regards, Rene
>>>>>
>>>>> ==
>>>>> Note: next week's call is on Wed Jan 14, 2015, 11am EST.
>>>>>
>>>>> On 1/6/2015 11:48 AM, Rene Struik wrote:
>>>>>> Dear colleagues:
>>>>>>
>>>>>> Happy New Year!
>>>>>>
>>>>>> According to the agreed-upon 6tisch security conf call schedule, 
>>>>>> we will resume the conference call series today, Tue Jan 6, 2015, 
>>>>>> 5pm EST.
>>>>>>
>>>>>> I propose we continue the discussion where we left off prior to 
>>>>>> Christmas (essentially, item 3c below), except that we may have a 
>>>>>> short presentation first (item #2).
>>>>>>
>>>>>> Agenda:
>>>>>> 1) administrativia {agenda bashing/minutes}
>>>>>> 2) {still to be confirmed} presentation Giuseppe Piro
>>>>>> 3) join protocol details
>>>>>> -- a) (done) status update MAC behavior
>>>>>> -- b) (brief!) recap of routing/communication flow aspects
>>>>>> -- c) incremental deployment aspects
>>>>>> 4) input 6tisch security to other 6tisch documents
>>>>>> -- a) terminology draft
>>>>>> -- b) architecture draft
>>>>>>
>>>>>> Conf call time: 5pm EST = 7am Japan = 2pm PST = 11pm Paris time. 
>>>>>> {The next call, on January 6, 2014) is also at 5pm EST (see 
>>>>>> schedule till half of January 2015)}.
>>>>>> Note: next week's call is on Wed Jan 14, 2015, 11am EST.
>>>>>>
>>>>>> Dial-in info at end of this email.
>>>>>>
>>>>>> Best regards,
>>>>>>
>>>>>> Rene
>>>>>>
>>>>>> -------- Forwarded Message --------
>>>>>> Subject: 	Suggested agenda for 6tisch security call of *today*, 
>>>>>> Tue December 16, 2014, 5pm EST (dial-in info at bottom)
>>>>>> Date: 	Tue, 16 Dec 2014 09:21:20 -0500
>>>>>> From: 	Rene Struik <rstruik.ext@gmail.com>
>>>>>> To: 	tisch-security <6tisch-security@ietf.org>
>>>>>>
>>>>>>
>>>>>>
>>>>>> Dear colleagues:
>>>>>>
>>>>>> I propose we continue the discussion where we left off last week.
>>>>>>
>>>>>> Agenda:
>>>>>> 1) administrativia {agenda bashing/minutes}
>>>>>> 2) join protocol details
>>>>>> -- a) (brief!) status update MAC behavior
>>>>>> -- b) continuation of routing/communication flow aspects {last 
>>>>>> week, we did not finish the only two slides on this
>>>>>> 3) input 6tisch security to other 6tisch documents
>>>>>>
>>>>>> Conf call time: 5pm EST = 7am Japan = 2pm PST = 11pm Paris time. 
>>>>>> {The next call, on January 6, 2014) is also at 5pm EST (see 
>>>>>> schedule till half of January 2015)}.
>>>>>>
>>>>>> Dial-in info at end of this email.
>>>>>>
>>>>>> Best regards,
>>>>>>
>>>>>> Rene
>>>>>>
>>>>>> -------- Forwarded Message --------
>>>>>> Subject: 	suggested agenda for 6tisch security call of tomorrow, 
>>>>>> Tue December 9, 2014, 9am EST (dial-in info at bottom)
>>>>>> Date: 	Mon, 08 Dec 2014 17:16:40 -0500
>>>>>> From: 	Rene Struik <rstruik.ext@gmail.com>
>>>>>> To: 	tisch-security <6tisch-security@ietf.org>
>>>>>>
>>>>>>
>>>>>>
>>>>>> Dear colleagues:
>>>>>>
>>>>>> For last week's Tue Dec 2, 2014, 9am EST conf call I prepared 
>>>>>> some material and posted prior to the call. During the call, we 
>>>>>> discussed all MAC-related aspects relevant for the join protocol 
>>>>>> and did not discuss higher-layer aspects I prepared material for 
>>>>>> yet. I suggest we continue the systematic discussion of last week 
>>>>>> and take that topic on now.
>>>>>>
>>>>>> This leads to the following suggested agenda for this week 
>>>>>> (essentially a continuation of last week's one):
>>>>>>
>>>>>> Same as last week's, except with
>>>>>> #1a-b) focus on routing/communication flow related aspects join 
>>>>>> protocol;
>>>>>> #2a): confirm concensus on MAC (as discussed last week) and 
>>>>>> routing/communication flow aspects
>>>>>> #2c) {as consequence of two items above} what to squeeze into 
>>>>>> architecture draft
>>>>>>
>>>>>> The detailed agenda and dial-in info is below (#A, resp. #B).
>>>>>>
>>>>>> Best regards, Rene
>>>>>>
>>>>>> _A) Suggested agenda Tue Dec 9, 2014, 9am EST call_
>>>>>>
>>>>>> Proposed agenda:
>>>>>>
>>>>>> 0) Agenda bashing
>>>>>>
>>>>>> 1) Join protocol details
>>>>>>
>>>>>>     a) desired properties
>>>>>>     b) realizable properties
>>>>>>
>>>>>>     #1a-b) focus on routing/communication flow related aspects
>>>>>>     join protocol (we discussed MAC-related join-relevant aspects
>>>>>>     during the conf call of Tue Dec 2, 2014, 9am EST).
>>>>>>     For slides, see
>>>>>>     https://drive.google.com/folderview?id=0B2a6Ilxu1XfCNF9JaXR1ZXlzZlU&usp=sharing
>>>>>>     (same slides as sent out prior to Dec 2, 2014, 9am EST call)
>>>>>>     Relevant slides: Slides 23-25 (contained in entire slide deck
>>>>>>     (ppt), but also in excerpt (pdf))
>>>>>>
>>>>>> 2) Next steps:
>>>>>>         a) consensus on 1#a and 1#b
>>>>>>
>>>>>>     #2a): confirm consensus on MAC (as discussed last week) and
>>>>>>     routing/communication flow aspects
>>>>>>     #2c) {as consequence of two items above} what to squeeze into
>>>>>>     architecture draft
>>>>>>
>>>>>>         b) form tiger team to work out details
>>>>>>             - project phases
>>>>>>             - communication of sub-results
>>>>>>         c) what to squeeze into architecture draft, etc.
>>>>>>
>>>>>> I will prepare material to facilitate discussion on 1) and 2), to 
>>>>>> be discussed during the call.
>>>>>>
>>>>>> _B) Dial-in information:_
>>>>>> English : New York Time 6tisch security
>>>>>> Tuesday, December 9, 2014 | 9:00 am Eastern Standard Time (GMT-05:00)
>>>>>> Meeting number:   641 709 118
>>>>>> Meeting password: joinjoin
>>>>>> Audio connection:
>>>>>>        1-877-668-4493 Call-in toll free number (US/Canada)
>>>>>>        1-650-479-3208 Call-in toll number (US/Canada)
>>>>>>
>>>>>> Access code: 641 709 118
>>>>>> Meeting link:
>>>>>>          https://ietf.webex.com/ietf/j.php?MTID=m1aa12258a83109b4ae291fb0c2bd92d6
>>>>>>
>>>>>> The etherpad we have used is at:
>>>>>>         http://etherpad.tools.ietf.org:9000/p/6tisch-security-6top-xml.txt
>>>>>>
>>>>>>
>>>>>> -- 
>>>>>> email:rstruik.ext@gmail.com  | Skype: rstruik
>>>>>> cell: +1 (647) 867-5658 | US: +1 (415) 690-7363
>>>>>>
>>>>>>
>>>>>>
>>>>>>
>>>>>
>>>>>
>>>>> -- 
>>>>> email:rstruik.ext@gmail.com  | Skype: rstruik
>>>>> cell: +1 (647) 867-5658 | US: +1 (415) 690-7363
>>>>>
>>>>>
>>>>
>>>>
>>>> -- 
>>>> email:rstruik.ext@gmail.com  | Skype: rstruik
>>>> cell: +1 (647) 867-5658 | US: +1 (415) 690-7363
>>>
>>>
>>> -- 
>>> email:rstruik.ext@gmail.com  | Skype: rstruik
>>> cell: +1 (647) 867-5658 | US: +1 (415) 690-7363
>>
>>
>> -- 
>> email:rstruik.ext@gmail.com  | Skype: rstruik
>> cell: +1 (647) 867-5658 | US: +1 (415) 690-7363
>
>
> -- 
> email:rstruik.ext@gmail.com  | Skype: rstruik
> cell: +1 (647) 867-5658 | US: +1 (415) 690-7363


-- 
email: rstruik.ext@gmail.com | Skype: rstruik
cell: +1 (647) 867-5658 | US: +1 (415) 690-7363


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    <div class="moz-cite-prefix">Dear colleagues:<br>
      <br>
      Please find below the minutes of the 6TiSCH Security conf call as
      of January 22, 2015, 1-2pm EST.<br>
      <br>
      Minutes 6TiSCH Security conf call, Wed January 22, 2015, 1-2pm EST<br>
      {note taker: Rene Struik}<br>
      {recording: see 6tisch bitbucket list}<br>
      {discussion material (referenced in minutes): see Google Drive
      weblink
<a class="moz-txt-link-freetext" href="https://drive.google.com/?tab=co&amp;authuser=0#folders/0B2a6Ilxu1XfCNF9JaXR1ZXlzZlU">https://drive.google.com/?tab=co&amp;authuser=0#folders/0B2a6Ilxu1XfCNF9JaXR1ZXlzZlU</a>}<br>
      <br>
      1. Attendance:<br>
      Michael Richardson, Subir Das, Tero Kivinen, Giuseppe Piro, Pascal
      Thubert, Rene Struik<br>
      <br>
      2. Agenda<br>
      The suggested updated agenda was approved.<br>
      1) administrativia {agenda bashing/minutes} [4 min]<br>
      2) 6tisch security conf call schedule moving forward [1 min]<br>
      3) input 6tisch security to architecture draft [15 min]<br>
      -- RS to present result homework assignment of last call<br>
      4) presentation Giuseppe Piro re MAC security [30 min]<br>
      5) prep for IETF-92 in Dallas [10 min]<br>
      5) AOB<br>
      <br>
      3. Minutes<br>
      The minutes of all previous 6TiSCH security conference calls in
      the time window Dec 2, 2015 till Jan 14, 2015 that had not been
      formally approved yet were all approved.<br>
      <br>
      4. 6tisch security call schedule moving forward<br>
      RS suggested he had posted the conf call schedule through March
      9th, after polling preferences via a Doodle poll. <br>
      For details, see
<a class="moz-txt-link-freetext" href="http://www.ietf.org/mail-archive/web/6tisch-security/current/msg00397.html">http://www.ietf.org/mail-archive/web/6tisch-security/current/msg00397.html</a><br>
      <br>
      5. Input 6tisch security to the architecture draft
      (draft-ietf-6tisch-architecture-04)<br>
      RS reported on the outcome of the homework assignment of the
      6tisch security call of the previous week (Jan 14, 2015). He had
      scrutinized the three text proposals that were on the table and
      had reviewed those with aim of establishing which elements
      reflected consensus of the 6tisch security group and also
      suggested "consensus text" the text in the document titled "join
      process text - suggested text for architecture document, v2 (Rene
      Struik, January 21, 2015)" (available via the Google Drive link).
      He suggested to go over the (hopefully) consensus text, identity
      areas where this could be improved on the call, and then post a
      revision reflecting this as input to the architecture document
      prior to the 6tisch call of the next day (Friday January 23, 2015,
      11am EST). Further comments, if any, could then be made as part of
      the review process of the architecture doc, rather than rehashing
      this more now, thus allowing Pascal Thubert to move forward with
      the architecture document and the 6tisch security group to focus
      on drilling down on more detail of the join protocol itself. MR
      suggested he was happy with this process. <br>
      <br>
      RS briefly went over the document, identifying some feedback
      received from Subir Das and Yoshi Ohba by email. He also
      highlighted that he had incorporated the suggestion by MR on the
      previous call to cross-reference some actual protocols that could
      be considered. A brief discussion ensued.<br>
      <br>
      PTh suggested that it would be good to add some language to the
      effect that the actual decision of the joining node to become part
      of the network may depend on authorization of the network itself.
      It was decided to leave out further minutiae, such as
      "authorization of the root of the RPL network", etc., so as to
      focus on the join process itself, without adding too much routing
      protocol baggage for now. RS suggested that this would also avoid
      issues that could arise in case distributed JCE's would be
      considered, which would not correspond to a single, fixed node. SD
      suggested to swap the order in which the join protocol phases and
      the device roles were presented in the text. He further on noted
      that some of the terminology re joining node, join assistant, and
      JCE was not entirely in with what was depicted in Fig. 1. Finally,
      he suggested a few small edits, such as clarifying that a "one-hop
      neighbor" would be one "radio hop" away and not one IP hop, etc.<br>
      <br>
      RS agreed to try and incorporate this feedback and post a revised
      text document, aimed to be ready for inclusion with the
      architecture document. {Everybody hereby earned drink credits for
      reaching this mile stone and getting this topic off our chest
      (violins, harps, and trumpet sounds could be heard on the
      background)...!}<br>
      <br>
      6. Presentation Giuseppe Piro re MAC security<br>
      GP gave a presentation on some issues with 802.15.4-2011 security
      in the context of the join protocol (see document
      "l2-sec-issues-join - v2 (Giuseppe Piro, January 22, 2015),
      available via Google Drive link). The context (Slide #7) was that
      of a joining node that tries to become part of a fully secure
      network (i.e., the join assistant and the path towards the JCE is
      secured). The main problem identified was that, in 802.15.4-2011,
      it is not possible to mix secured and unsecured traffic (due to
      some details in the incoming frame security procedure (clause
      7.2.3, Step f)). GP described a potential work-around, where one
      would install a random key (termed "fake_l2"key" on Slide #11),
      which only purpose was to jump the specification hurdle (so, it
      would never be reallly used). He also described how one could end
      up in the exempt status stage (by constructing a device descriptor
      for the joining node on the fly and setting the exempt flag). 
      After the presentation, a brief discussion followed. <br>
      <br>
      TK suggested that mixing of secured and unsecured traffic was
      possible, since "nobody would implement Step f) if one had an
      incoming frame without security". RS noted that GP's presentation
      assumed an implementation compliant with the 802.15.4-2011
      specification, not one that deviated from this. TK suggested that
      the work-around in the presentation would fail, since it relied on
      KeyIDMode 0x00, which he thought would be undefined. Since the
      conference call was living on borrowed time (65 minutes into the
      call), there was no time to verify this claim on-the-fly.<br>
      <br>
      Upon TK mentioning that the draft 802.15.4 revision text on
      security should be used, RS asked whether this draft was available
      to the 6tisch audience. TK mentioned that he would send a request
      to Bob Heile (Chair of IEEE 802.15) to request drafts (normally
      only available to 802.15 voters) to be made available to
      interested 6tisch stakeholders. <br>
      <br>
      [call concluded at 2.15pm EST]<br>
      <br>
      Best regards, Rene<br>
      <br>
      On 1/21/2015 10:30 AM, Rene Struik wrote:<br>
    </div>
    <blockquote cite="mid:54BFC61B.50004@gmail.com" type="cite">
      <meta content="text/html; charset=utf-8" http-equiv="Content-Type">
      <div class="moz-cite-prefix">Dear colleagues:<br>
        <br>
        Giuseppe Piro offered to give a presentation on MAC security
        aspects, resulting in the updated agenda below. Dial-in info at
        bottom of email.<br>
        <br>
        Remember: 6tisch security call is now tomorrow, Thu Jan 21,
        2015, 1pm EST, with duration not to exceed one hour. Please
        call-in on time and test your speaker/mike beforehand.<br>
        <br>
        Suggested updated agenda:<br>
        1) administrativia {agenda bashing/minutes} [4 min]<br>
        2) 6tisch security conf call schedule moving forward [1 min]<br>
        3) input 6tisch security to architecture draft [15 min]<br>
        -- RS to present result homework assignment of last call<br>
        4) presentation Giuseppe Piro re MAC security [30 min]<br>
        5) prep for IETF-92 in Dallas [10 min]<br>
        5) AOB<br>
        <br>
        Link to suggested text (item #3 above):<br>
        <a moz-do-not-send="true" class="moz-txt-link-freetext"
href="https://drive.google.com/file/d/0B2a6Ilxu1XfCbVhfd0ZONXoxc00/view?usp=sharing">https://drive.google.com/file/d/0B2a6Ilxu1XfCbVhfd0ZONXoxc00/view?usp=sharing</a><br>
        <br>
        On 1/20/2015 4:54 PM, Rene Struik wrote:<br>
      </div>
      <blockquote cite="mid:54BECEA8.5060908@gmail.com" type="cite">
        <meta content="text/html; charset=utf-8"
          http-equiv="Content-Type">
        <div class="moz-cite-prefix">Dear colleagues:<br>
          <br>
          Due to connectivity problems, those on the 6tisch security
          call today concluded that it was best to reschedule the call.<br>
          <br>
          The rescheduled 6tisch security call will take place this
          Thursday, January 22, 2015, 1-2pm EST. <br>
          (Please note that this is only once; schedule moving forward
          will otherwise remain the same)<br>
          <br>
          Agenda and dial-in info remain the same (please scroll down).<br>
          <br>
          Best regards, Rene<br>
          <br>
          <br>
          On 1/20/2015 4:35 PM, Rene Struik wrote:<br>
        </div>
        <blockquote cite="mid:54BECA04.2060409@gmail.com" type="cite">
          <meta content="text/html; charset=utf-8"
            http-equiv="Content-Type">
          <div class="moz-cite-prefix">I posted the document on Google
            drive, see weblink below.<br>
            <br>
            <a moz-do-not-send="true" class="moz-txt-link-freetext"
href="https://drive.google.com/file/d/0B2a6Ilxu1XfCa3RyZzlZb3RRREk/view?usp=sharing">https://drive.google.com/file/d/0B2a6Ilxu1XfCa3RyZzlZb3RRREk/view?usp=sharing</a><br>
            <br>
            On 1/20/2015 1:13 AM, Rene Struik wrote:<br>
          </div>
          <blockquote cite="mid:54BDF1EF.1020300@gmail.com" type="cite">
            <meta content="text/html; charset=utf-8"
              http-equiv="Content-Type">
            <div class="moz-cite-prefix">Dear colleagues:<br>
              <br>
              Please find attached my analysis of the three text
              proposals. I hope this helps in zooming in on consensus
              text. <br>
              <br>
              I will present this in more detail as item #3 on the
              agenda for the 6tisch security call of tomorrow, Tue Jan
              20, 2015, 4.30pm EST. <br>
              <br>
              We can discuss this in more detail during that call (I
              won't have much time beforehand).<br>
              <br>
              Best regards, Rene<br>
              <br>
              [excerpt of minutes of 6tisch security conf call as of
              January 14, 2015, 11am-12pm EST] <br>
              TW asked whether RS could review the three text proposals
              currently on the table and suggest a way forward that
              takes into account consensus and what was discussed during
              the call. RS agreed to take this on as homework
              assignment, with target to report back on this to the
              group by the end of Monday next week (January 19, 2015).<br>
              <br>
              On 1/19/2015 2:20 PM, Rene Struik wrote:<br>
            </div>
            <blockquote cite="mid:54BD58F5.1040500@gmail.com"
              type="cite">
              <meta http-equiv="content-type" content="text/html;
                charset=utf-8">
              Dear colleagues:<br>
              <br>
              Just a quick reminder that we have a 6TiSCH security conf
              call tomorrow, Tue January 20, 2015, 4.30-5.30pm EST.<br>
              <br>
              Suggested agenda:<br>
              1) administrativia {agenda bashing/minutes}<br>
              2) 6tisch security conf call schedule moving forward<br>
              3) input 6tisch security to architecture draft<br>
              -- RS to present result homework assignment of last call<br>
              4) prep for IETF-92 in Dallas<br>
              5) AOB<br>
              <br>
              For dial-in info, please see bottom of this email.<br>
              <br>
              As to item #2 above, if you wish to weigh-in, please do
              respond to the Doodle poll by end of *today*, see <a
                moz-do-not-send="true" class="moz-txt-link-freetext"
                href="https://doodle.com/q63844gqd59urrae">https://doodle.com/q63844gqd59urrae.<br>
              </a>
              <div class="moz-forward-container"><br>
                Best regards, Rene<br>
                <br>
                -------- Forwarded Message --------
                <table class="moz-email-headers-table" border="0"
                  cellpadding="0" cellspacing="0">
                  <tbody>
                    <tr>
                      <th align="RIGHT" nowrap="nowrap"
                        valign="BASELINE">Subject: </th>
                      <td>reminder -- 6tisch security call *tomorrow*,
                        Wed Jan 14, 2015, 11am EST (dial-in info at
                        bottom)</td>
                    </tr>
                    <tr>
                      <th align="RIGHT" nowrap="nowrap"
                        valign="BASELINE">Date: </th>
                      <td>Tue, 13 Jan 2015 19:37:04 -0500</td>
                    </tr>
                    <tr>
                      <th align="RIGHT" nowrap="nowrap"
                        valign="BASELINE">From: </th>
                      <td>Rene Struik <a moz-do-not-send="true"
                          class="moz-txt-link-rfc2396E"
                          href="mailto:rstruik.ext@gmail.com">&lt;rstruik.ext@gmail.com&gt;</a></td>
                    </tr>
                    <tr>
                      <th align="RIGHT" nowrap="nowrap"
                        valign="BASELINE">To: </th>
                      <td>tisch-security <a moz-do-not-send="true"
                          class="moz-txt-link-rfc2396E"
                          href="mailto:6tisch-security@ietf.org">&lt;6tisch-security@ietf.org&gt;</a></td>
                    </tr>
                  </tbody>
                </table>
                <br>
                <br>
                <meta content="text/html; charset=utf-8"
                  http-equiv="Content-Type">
                <div class="moz-cite-prefix">Dear colleagues:<br>
                  <br>
                  Just a quick reminder that we *do* have a conf call
                  tomorrow, Wed Jan 14, 2015, 11am EST.<br>
                  <br>
                  Currently, the main agenda item is item #4b of last
                  week: input to the 6tisch architecture draft. It would
                  also be good to have some more comments on the draft I
                  posted.<br>
                  <br>
                  Minutes of calls later tonight (sorry - extremely
                  busy). For conf call dial-in info, see bottom of
                  email.<br>
                  <br>
                  Best regards, Rene<br>
                  <br>
                  ==<br>
                  Note: next week's call is on Wed Jan 14, 2015, 11am
                  EST.<br>
                  <br>
                  On 1/6/2015 11:48 AM, Rene Struik wrote:<br>
                </div>
                <blockquote cite="mid:54AC11F5.3060907@gmail.com"
                  type="cite">
                  <meta http-equiv="content-type" content="text/html;
                    charset=utf-8">
                  Dear colleagues:<br>
                  <br>
                  Happy New Year!<br>
                  <br>
                  According to the agreed-upon 6tisch security conf call
                  schedule, we will resume the conference call series
                  today, Tue Jan 6, 2015, 5pm EST.<br>
                  <br>
                  I propose we continue the discussion where we left off
                  prior to Christmas (essentially, item 3c below),
                  except that we may have a short presentation first
                  (item #2).<br>
                  <br>
                  Agenda:<br>
                  1) administrativia {agenda bashing/minutes}<br>
                  2) {still to be confirmed} presentation Giuseppe Piro
                  <br>
                  3) join protocol details<br>
                  -- a) (done) status update MAC behavior<br>
                  -- b) (brief!) recap of routing/communication flow
                  aspects<br>
                  -- c) incremental deployment aspects<br>
                  4) input 6tisch security to other 6tisch documents<br>
                  -- a) terminology draft<br>
                  -- b) architecture draft<br>
                  <br>
                  Conf call time: 5pm EST = 7am Japan = 2pm PST = 11pm
                  Paris time. {The next call, on January 6, 2014) is
                  also at 5pm EST (see schedule till half of January
                  2015)}.<br>
                  Note: next week's call is on Wed Jan 14, 2015, 11am
                  EST.<br>
                  <div class="moz-forward-container"><br>
                    Dial-in info at end of this email.<br>
                    <br>
                    Best regards, <br>
                    <br>
                    Rene<br>
                    <br>
                    -------- Forwarded Message --------
                    <table class="moz-email-headers-table" border="0"
                      cellpadding="0" cellspacing="0">
                      <tbody>
                        <tr>
                          <th align="RIGHT" nowrap="nowrap"
                            valign="BASELINE">Subject: </th>
                          <td>Suggested agenda for 6tisch security call
                            of *today*, Tue December 16, 2014, 5pm EST
                            (dial-in info at bottom)</td>
                        </tr>
                        <tr>
                          <th align="RIGHT" nowrap="nowrap"
                            valign="BASELINE">Date: </th>
                          <td>Tue, 16 Dec 2014 09:21:20 -0500</td>
                        </tr>
                        <tr>
                          <th align="RIGHT" nowrap="nowrap"
                            valign="BASELINE">From: </th>
                          <td>Rene Struik <a moz-do-not-send="true"
                              class="moz-txt-link-rfc2396E"
                              href="mailto:rstruik.ext@gmail.com">&lt;rstruik.ext@gmail.com&gt;</a></td>
                        </tr>
                        <tr>
                          <th align="RIGHT" nowrap="nowrap"
                            valign="BASELINE">To: </th>
                          <td>tisch-security <a moz-do-not-send="true"
                              class="moz-txt-link-rfc2396E"
                              href="mailto:6tisch-security@ietf.org">&lt;6tisch-security@ietf.org&gt;</a></td>
                        </tr>
                      </tbody>
                    </table>
                    <br>
                    <br>
                    <meta http-equiv="content-type" content="text/html;
                      charset=utf-8">
                    Dear colleagues:<br>
                    <br>
                    I propose we continue the discussion where we left
                    off last week. <br>
                    <br>
                    Agenda:<br>
                    1) administrativia {agenda bashing/minutes}<br>
                    2) join protocol details<br>
                    -- a) (brief!) status update MAC behavior<br>
                    -- b) continuation of routing/communication flow
                    aspects {last week, we did not finish the only two
                    slides on this<br>
                    3) input 6tisch security to other 6tisch documents<br>
                    <br>
                    Conf call time: 5pm EST = 7am Japan = 2pm PST = 11pm
                    Paris time. {The next call, on January 6, 2014) is
                    also at 5pm EST (see schedule till half of January
                    2015)}.<br>
                    <div class="moz-forward-container"><br>
                      Dial-in info at end of this email.<br>
                      <br>
                      Best regards, <br>
                      <br>
                      Rene<br>
                      <br>
                      -------- Forwarded Message --------
                      <table class="moz-email-headers-table" border="0"
                        cellpadding="0" cellspacing="0">
                        <tbody>
                          <tr>
                            <th align="RIGHT" nowrap="nowrap"
                              valign="BASELINE">Subject: </th>
                            <td>suggested agenda for 6tisch security
                              call of tomorrow, Tue December 9, 2014,
                              9am EST (dial-in info at bottom)</td>
                          </tr>
                          <tr>
                            <th align="RIGHT" nowrap="nowrap"
                              valign="BASELINE">Date: </th>
                            <td>Mon, 08 Dec 2014 17:16:40 -0500</td>
                          </tr>
                          <tr>
                            <th align="RIGHT" nowrap="nowrap"
                              valign="BASELINE">From: </th>
                            <td>Rene Struik <a moz-do-not-send="true"
                                class="moz-txt-link-rfc2396E"
                                href="mailto:rstruik.ext@gmail.com">&lt;rstruik.ext@gmail.com&gt;</a></td>
                          </tr>
                          <tr>
                            <th align="RIGHT" nowrap="nowrap"
                              valign="BASELINE">To: </th>
                            <td>tisch-security <a
                                moz-do-not-send="true"
                                class="moz-txt-link-rfc2396E"
                                href="mailto:6tisch-security@ietf.org">&lt;6tisch-security@ietf.org&gt;</a></td>
                          </tr>
                        </tbody>
                      </table>
                      <br>
                      <br>
                      <meta http-equiv="content-type"
                        content="text/html; charset=utf-8">
                      Dear colleagues:<br>
                      <br>
                      For last week's Tue Dec 2, 2014, 9am EST conf call
                      I prepared some material and posted prior to the
                      call. During the call, we discussed all
                      MAC-related aspects relevant for the join protocol
                      and did not discuss higher-layer aspects I
                      prepared material for yet. I suggest we continue
                      the systematic discussion of last week and take
                      that topic on now.<br>
                      <br>
                      This leads to the following suggested agenda for
                      this week (essentially a continuation of last
                      week's one):<br>
                      <br>
                      Same as last week's, except with<br>
                      #1a-b) focus on routing/communication flow related
                      aspects join protocol;<br>
                      #2a): confirm concensus on MAC (as discussed last
                      week) and routing/communication flow aspects<br>
                      #2c) {as consequence of two items above} what to
                      squeeze into architecture draft<br>
                      <br>
                      The detailed agenda and dial-in info is below (#A,
                      resp. #B).<br>
                      <br>
                      Best regards, Rene<br>
                      <br>
                      <u>A) Suggested agenda Tue Dec 9, 2014, 9am EST
                        call</u><br>
                      <br>
                      Proposed agenda:<br>
                      <br>
                      0) Agenda bashing<br>
                      <br>
                      1) Join protocol details<br>
                      <blockquote>a) desired properties<br>
                        b) realizable properties<br>
                        <br>
                        #1a-b) focus on routing/communication flow
                        related aspects join protocol (we discussed
                        MAC-related join-relevant aspects during the
                        conf call of Tue Dec 2, 2014, 9am EST).<br>
                        For slides, see <a moz-do-not-send="true"
                          class="moz-txt-link-freetext"
href="https://drive.google.com/folderview?id=0B2a6Ilxu1XfCNF9JaXR1ZXlzZlU&amp;usp=sharing">https://drive.google.com/folderview?id=0B2a6Ilxu1XfCNF9JaXR1ZXlzZlU&amp;usp=sharing</a>
                        (same slides as sent out prior to Dec 2, 2014,
                        9am EST call)<br>
                        Relevant slides: Slides 23-25 (contained in
                        entire slide deck (ppt), but also in excerpt
                        (pdf))<br>
                      </blockquote>
                      2) Next steps:<br>
                              a) consensus on 1#a and 1#b<br>
                      <blockquote>#2a): confirm consensus on MAC (as
                        discussed last week) and routing/communication
                        flow aspects<br>
                        #2c) {as consequence of two items above} what to
                        squeeze into architecture draft<br>
                      </blockquote>
                              b) form tiger team to work out details<br>
                                  - project phases<br>
                                  - communication of sub-results<br>
                              c) what to squeeze into architecture
                      draft, etc.<br>
                      <br>
                      I will prepare material to facilitate discussion
                      on 1) and 2), to be discussed during the call.<br>
                      <br>
                      <u>B) Dial-in information:</u><br>
                      <pre wrap="">English : New York Time 6tisch security
Tuesday, December 9, 2014 | 9:00 am Eastern Standard Time (GMT-05:00)
Meeting number:   641 709 118
Meeting password: joinjoin
Audio connection:
      1-877-668-4493 Call-in toll free number (US/Canada)
      1-650-479-3208 Call-in toll number (US/Canada)

Access code: 641 709 118
Meeting link:
        <a moz-do-not-send="true" class="moz-txt-link-freetext" href="https://ietf.webex.com/ietf/j.php?MTID=m1aa12258a83109b4ae291fb0c2bd92d6">https://ietf.webex.com/ietf/j.php?MTID=m1aa12258a83109b4ae291fb0c2bd92d6</a>

The etherpad we have used is at:
       <a moz-do-not-send="true" class="moz-txt-link-freetext" href="http://etherpad.tools.ietf.org:9000/p/6tisch-security-6top-xml.txt">http://etherpad.tools.ietf.org:9000/p/6tisch-security-6top-xml.txt</a>
</pre>
                      <br>
                      <br>
                      <pre class="moz-signature" cols="72">-- 
email: <a moz-do-not-send="true" class="moz-txt-link-abbreviated" href="mailto:rstruik.ext@gmail.com">rstruik.ext@gmail.com</a> | Skype: rstruik
cell: +1 (647) 867-5658 | US: +1 (415) 690-7363</pre>
                      <br>
                    </div>
                    <br>
                    <br>
                  </div>
                  <br>
                </blockquote>
                <br>
                <br>
                <pre class="moz-signature" cols="72">-- 
email: <a moz-do-not-send="true" class="moz-txt-link-abbreviated" href="mailto:rstruik.ext@gmail.com">rstruik.ext@gmail.com</a> | Skype: rstruik
cell: +1 (647) 867-5658 | US: +1 (415) 690-7363</pre>
                <br>
              </div>
              <br>
            </blockquote>
            <br>
            <br>
            <pre class="moz-signature" cols="72">-- 
email: <a moz-do-not-send="true" class="moz-txt-link-abbreviated" href="mailto:rstruik.ext@gmail.com">rstruik.ext@gmail.com</a> | Skype: rstruik
cell: +1 (647) 867-5658 | US: +1 (415) 690-7363</pre>
          </blockquote>
          <br>
          <br>
          <pre class="moz-signature" cols="72">-- 
email: <a moz-do-not-send="true" class="moz-txt-link-abbreviated" href="mailto:rstruik.ext@gmail.com">rstruik.ext@gmail.com</a> | Skype: rstruik
cell: +1 (647) 867-5658 | US: +1 (415) 690-7363</pre>
        </blockquote>
        <br>
        <br>
        <pre class="moz-signature" cols="72">-- 
email: <a moz-do-not-send="true" class="moz-txt-link-abbreviated" href="mailto:rstruik.ext@gmail.com">rstruik.ext@gmail.com</a> | Skype: rstruik
cell: +1 (647) 867-5658 | US: +1 (415) 690-7363</pre>
      </blockquote>
      <br>
      <br>
      <pre class="moz-signature" cols="72">-- 
email: <a moz-do-not-send="true" class="moz-txt-link-abbreviated" href="mailto:rstruik.ext@gmail.com">rstruik.ext@gmail.com</a> | Skype: rstruik
cell: +1 (647) 867-5658 | US: +1 (415) 690-7363</pre>
    </blockquote>
    <br>
    <br>
    <pre class="moz-signature" cols="72">-- 
email: <a class="moz-txt-link-abbreviated" href="mailto:rstruik.ext@gmail.com">rstruik.ext@gmail.com</a> | Skype: rstruik
cell: +1 (647) 867-5658 | US: +1 (415) 690-7363</pre>
  </body>
</html>

--------------010204090207000807070507--


From nobody Sat Jan 24 06:31:41 2015
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To: Rene Struik <rstruik.ext@gmail.com>
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Subject: [6tisch-security]  (minutes 6tisch security call Thu Jan 22, 2015, 1pm EST) Re: (updated agenda) Re: (Important -- 6tisch security call rescheduled! New time/date *this* Thursday, January 22nd) --- Re: reminder -- 6tisch security call *tomorrow*, Tue Jan 20, 2015, 4.30pm EST (dial-in info at bottom)
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Rene Struik writes:
> Upon TK mentioning that the draft 802.15.4 revision text on security
> should be used, RS asked whether this draft was available to the
> 6tisch audience. TK mentioned that he would send a request to Bob
> Heile (Chair of IEEE 802.15) to request drafts (normally only
> available to 802.15 voters) to be made available to interested
> 6tisch stakeholders.

And as the draft can only be given to named individuals, if you want
to see the draft send me an email, so I can include you in the list.
-- 
kivinen@iki.fi


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References: <54B5BA30.9020200@gmail.com> <54BD58F5.1040500@gmail.com> <54BDF1EF.1020300@gmail.com> <54BECA04.2060409@gmail.com> <54BECEA8.5060908@gmail.com> <54BFC61B.50004@gmail.com>
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Subject: [6tisch-security] reminder -- 6tisch security call *tomorrow*, Tue Jan 27, 2015, 9am EST (includes dial-in info)
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Dear colleagues:

Just a quick reminder that we have a 6TiSCH security conf call tomorrow, 
Tue January 27, 2015, 9am EST. I expect this to be a short call.

Suggested agenda:
1) administrativia {agenda bashing/minutes}
2) prep for IETF-92 in Dallas
3) AOB

The dial-in info is below.

Best regards, Rene

_B) Dial-in information:_

English : New York Time 6tisch security
Tuesday, December 9, 2014 | 9:00 am Eastern Standard Time (GMT-05:00)
Meeting number:   641 709 118
Meeting password: joinjoin
Audio connection:
       1-877-668-4493 Call-in toll free number (US/Canada)
       1-650-479-3208 Call-in toll number (US/Canada)

Access code: 641 709 118
Meeting link:
         https://ietf.webex.com/ietf/j.php?MTID=m1aa12258a83109b4ae291fb0c2bd92d6

The etherpad we have used is at:
        http://etherpad.tools.ietf.org:9000/p/6tisch-security-6top-xml.txt




On 1/21/2015 10:30 AM, Rene Struik wrote:
> Dear colleagues:
>
> Giuseppe Piro offered to give a presentation on MAC security aspects, 
> resulting in the updated agenda below. Dial-in info at bottom of email.
>
> Remember: 6tisch security call is now tomorrow, Thu Jan 21, 2015, 1pm 
> EST, with duration not to exceed one hour. Please call-in on time and 
> test your speaker/mike beforehand.
>
> Suggested updated agenda:
> 1) administrativia {agenda bashing/minutes} [4 min]
> 2) 6tisch security conf call schedule moving forward [1 min]
> 3) input 6tisch security to architecture draft [15 min]
> -- RS to present result homework assignment of last call
> 4) presentation Giuseppe Piro re MAC security [30 min]
> 5) prep for IETF-92 in Dallas [10 min]
> 5) AOB
>
> Link to suggested text (item #3 above):
> https://drive.google.com/file/d/0B2a6Ilxu1XfCbVhfd0ZONXoxc00/view?usp=sharing
>
> On 1/20/2015 4:54 PM, Rene Struik wrote:
>> Dear colleagues:
>>
>> Due to connectivity problems, those on the 6tisch security call today 
>> concluded that it was best to reschedule the call.
>>
>> The rescheduled 6tisch security call will take place this Thursday, 
>> January 22, 2015, 1-2pm EST.
>> (Please note that this is only once; schedule moving forward will 
>> otherwise remain the same)
>>
>> Agenda and dial-in info remain the same (please scroll down).
>>
>> Best regards, Rene
>>
>>
>> On 1/20/2015 4:35 PM, Rene Struik wrote:
>>> I posted the document on Google drive, see weblink below.
>>>
>>> https://drive.google.com/file/d/0B2a6Ilxu1XfCa3RyZzlZb3RRREk/view?usp=sharing
>>>
>>> On 1/20/2015 1:13 AM, Rene Struik wrote:
>>>> Dear colleagues:
>>>>
>>>> Please find attached my analysis of the three text proposals. I 
>>>> hope this helps in zooming in on consensus text.
>>>>
>>>> I will present this in more detail as item #3 on the agenda for the 
>>>> 6tisch security call of tomorrow, Tue Jan 20, 2015, 4.30pm EST.
>>>>
>>>> We can discuss this in more detail during that call (I won't have 
>>>> much time beforehand).
>>>>
>>>> Best regards, Rene
>>>>
>>>> [excerpt of minutes of 6tisch security conf call as of January 14, 
>>>> 2015, 11am-12pm EST]
>>>> TW asked whether RS could review the three text proposals currently 
>>>> on the table and suggest a way forward that takes into account 
>>>> consensus and what was discussed during the call. RS agreed to take 
>>>> this on as homework assignment, with target to report back on this 
>>>> to the group by the end of Monday next week (January 19, 2015).
>>>>
>>>> On 1/19/2015 2:20 PM, Rene Struik wrote:
>>>>> Dear colleagues:
>>>>>
>>>>> Just a quick reminder that we have a 6TiSCH security conf call 
>>>>> tomorrow, Tue January 20, 2015, 4.30-5.30pm EST.
>>>>>
>>>>> Suggested agenda:
>>>>> 1) administrativia {agenda bashing/minutes}
>>>>> 2) 6tisch security conf call schedule moving forward
>>>>> 3) input 6tisch security to architecture draft
>>>>> -- RS to present result homework assignment of last call
>>>>> 4) prep for IETF-92 in Dallas
>>>>> 5) AOB
>>>>>
>>>>> For dial-in info, please see bottom of this email.
>>>>>
>>>>> As to item #2 above, if you wish to weigh-in, please do respond to 
>>>>> the Doodle poll by end of *today*, see 
>>>>> https://doodle.com/q63844gqd59urrae.
>>>>>
>>>>> Best regards, Rene
>>>>>
>>>>> -------- Forwarded Message --------
>>>>> Subject: 	reminder -- 6tisch security call *tomorrow*, Wed Jan 14, 
>>>>> 2015, 11am EST (dial-in info at bottom)
>>>>> Date: 	Tue, 13 Jan 2015 19:37:04 -0500
>>>>> From: 	Rene Struik <rstruik.ext@gmail.com>
>>>>> To: 	tisch-security <6tisch-security@ietf.org>
>>>>>
>>>>>
>>>>>
>>>>> Dear colleagues:
>>>>>
>>>>> Just a quick reminder that we *do* have a conf call tomorrow, Wed 
>>>>> Jan 14, 2015, 11am EST.
>>>>>
>>>>> Currently, the main agenda item is item #4b of last week: input to 
>>>>> the 6tisch architecture draft. It would also be good to have some 
>>>>> more comments on the draft I posted.
>>>>>
>>>>> Minutes of calls later tonight (sorry - extremely busy). For conf 
>>>>> call dial-in info, see bottom of email.
>>>>>
>>>>> Best regards, Rene
>>>>>
>>>>> ==
>>>>> Note: next week's call is on Wed Jan 14, 2015, 11am EST.
>>>>>
>>>>> On 1/6/2015 11:48 AM, Rene Struik wrote:
>>>>>> Dear colleagues:
>>>>>>
>>>>>> Happy New Year!
>>>>>>
>>>>>> According to the agreed-upon 6tisch security conf call schedule, 
>>>>>> we will resume the conference call series today, Tue Jan 6, 2015, 
>>>>>> 5pm EST.
>>>>>>
>>>>>> I propose we continue the discussion where we left off prior to 
>>>>>> Christmas (essentially, item 3c below), except that we may have a 
>>>>>> short presentation first (item #2).
>>>>>>
>>>>>> Agenda:
>>>>>> 1) administrativia {agenda bashing/minutes}
>>>>>> 2) {still to be confirmed} presentation Giuseppe Piro
>>>>>> 3) join protocol details
>>>>>> -- a) (done) status update MAC behavior
>>>>>> -- b) (brief!) recap of routing/communication flow aspects
>>>>>> -- c) incremental deployment aspects
>>>>>> 4) input 6tisch security to other 6tisch documents
>>>>>> -- a) terminology draft
>>>>>> -- b) architecture draft
>>>>>>
>>>>>> Conf call time: 5pm EST = 7am Japan = 2pm PST = 11pm Paris time. 
>>>>>> {The next call, on January 6, 2014) is also at 5pm EST (see 
>>>>>> schedule till half of January 2015)}.
>>>>>> Note: next week's call is on Wed Jan 14, 2015, 11am EST.
>>>>>>
>>>>>> Dial-in info at end of this email.
>>>>>>
>>>>>> Best regards,
>>>>>>
>>>>>> Rene
>>>>>>
>>>>>> -------- Forwarded Message --------
>>>>>> Subject: 	Suggested agenda for 6tisch security call of *today*, 
>>>>>> Tue December 16, 2014, 5pm EST (dial-in info at bottom)
>>>>>> Date: 	Tue, 16 Dec 2014 09:21:20 -0500
>>>>>> From: 	Rene Struik <rstruik.ext@gmail.com>
>>>>>> To: 	tisch-security <6tisch-security@ietf.org>
>>>>>>
>>>>>>
>>>>>>
>>>>>> Dear colleagues:
>>>>>>
>>>>>> I propose we continue the discussion where we left off last week.
>>>>>>
>>>>>> Agenda:
>>>>>> 1) administrativia {agenda bashing/minutes}
>>>>>> 2) join protocol details
>>>>>> -- a) (brief!) status update MAC behavior
>>>>>> -- b) continuation of routing/communication flow aspects {last 
>>>>>> week, we did not finish the only two slides on this
>>>>>> 3) input 6tisch security to other 6tisch documents
>>>>>>
>>>>>> Conf call time: 5pm EST = 7am Japan = 2pm PST = 11pm Paris time. 
>>>>>> {The next call, on January 6, 2014) is also at 5pm EST (see 
>>>>>> schedule till half of January 2015)}.
>>>>>>
>>>>>> Dial-in info at end of this email.
>>>>>>
>>>>>> Best regards,
>>>>>>
>>>>>> Rene
>>>>>>
>>>>>> -------- Forwarded Message --------
>>>>>> Subject: 	suggested agenda for 6tisch security call of tomorrow, 
>>>>>> Tue December 9, 2014, 9am EST (dial-in info at bottom)
>>>>>> Date: 	Mon, 08 Dec 2014 17:16:40 -0500
>>>>>> From: 	Rene Struik <rstruik.ext@gmail.com>
>>>>>> To: 	tisch-security <6tisch-security@ietf.org>
>>>>>>
>>>>>>
>>>>>>
>>>>>> Dear colleagues:
>>>>>>
>>>>>> For last week's Tue Dec 2, 2014, 9am EST conf call I prepared 
>>>>>> some material and posted prior to the call. During the call, we 
>>>>>> discussed all MAC-related aspects relevant for the join protocol 
>>>>>> and did not discuss higher-layer aspects I prepared material for 
>>>>>> yet. I suggest we continue the systematic discussion of last week 
>>>>>> and take that topic on now.
>>>>>>
>>>>>> This leads to the following suggested agenda for this week 
>>>>>> (essentially a continuation of last week's one):
>>>>>>
>>>>>> Same as last week's, except with
>>>>>> #1a-b) focus on routing/communication flow related aspects join 
>>>>>> protocol;
>>>>>> #2a): confirm concensus on MAC (as discussed last week) and 
>>>>>> routing/communication flow aspects
>>>>>> #2c) {as consequence of two items above} what to squeeze into 
>>>>>> architecture draft
>>>>>>
>>>>>> The detailed agenda and dial-in info is below (#A, resp. #B).
>>>>>>
>>>>>> Best regards, Rene
>>>>>>
>>>>>> _A) Suggested agenda Tue Dec 9, 2014, 9am EST call_
>>>>>>
>>>>>> Proposed agenda:
>>>>>>
>>>>>> 0) Agenda bashing
>>>>>>
>>>>>> 1) Join protocol details
>>>>>>
>>>>>>     a) desired properties
>>>>>>     b) realizable properties
>>>>>>
>>>>>>     #1a-b) focus on routing/communication flow related aspects
>>>>>>     join protocol (we discussed MAC-related join-relevant aspects
>>>>>>     during the conf call of Tue Dec 2, 2014, 9am EST).
>>>>>>     For slides, see
>>>>>>     https://drive.google.com/folderview?id=0B2a6Ilxu1XfCNF9JaXR1ZXlzZlU&usp=sharing
>>>>>>     (same slides as sent out prior to Dec 2, 2014, 9am EST call)
>>>>>>     Relevant slides: Slides 23-25 (contained in entire slide deck
>>>>>>     (ppt), but also in excerpt (pdf))
>>>>>>
>>>>>> 2) Next steps:
>>>>>>         a) consensus on 1#a and 1#b
>>>>>>
>>>>>>     #2a): confirm consensus on MAC (as discussed last week) and
>>>>>>     routing/communication flow aspects
>>>>>>     #2c) {as consequence of two items above} what to squeeze into
>>>>>>     architecture draft
>>>>>>
>>>>>>         b) form tiger team to work out details
>>>>>>             - project phases
>>>>>>             - communication of sub-results
>>>>>>         c) what to squeeze into architecture draft, etc.
>>>>>>
>>>>>> I will prepare material to facilitate discussion on 1) and 2), to 
>>>>>> be discussed during the call.
>>>>>>
>>>>>> _B) Dial-in information:_
>>>>>> English : New York Time 6tisch security
>>>>>> Tuesday, December 9, 2014 | 9:00 am Eastern Standard Time (GMT-05:00)
>>>>>> Meeting number:   641 709 118
>>>>>> Meeting password: joinjoin
>>>>>> Audio connection:
>>>>>>        1-877-668-4493 Call-in toll free number (US/Canada)
>>>>>>        1-650-479-3208 Call-in toll number (US/Canada)
>>>>>>
>>>>>> Access code: 641 709 118
>>>>>> Meeting link:
>>>>>>          https://ietf.webex.com/ietf/j.php?MTID=m1aa12258a83109b4ae291fb0c2bd92d6
>>>>>>
>>>>>> The etherpad we have used is at:
>>>>>>         http://etherpad.tools.ietf.org:9000/p/6tisch-security-6top-xml.txt
>>>>>>
>>>>>>
>>>>>> -- 
>>>>>> email:rstruik.ext@gmail.com  | Skype: rstruik
>>>>>> cell: +1 (647) 867-5658 | US: +1 (415) 690-7363
>>>>>>
>>>>>>
>>>>>>
>>>>>>
>>>>>
>>>>>
>>>>> -- 
>>>>> email:rstruik.ext@gmail.com  | Skype: rstruik
>>>>> cell: +1 (647) 867-5658 | US: +1 (415) 690-7363
>>>>>
>>>>>
>>>>
>>>>
>>>> -- 
>>>> email:rstruik.ext@gmail.com  | Skype: rstruik
>>>> cell: +1 (647) 867-5658 | US: +1 (415) 690-7363
>>>
>>>
>>> -- 
>>> email:rstruik.ext@gmail.com  | Skype: rstruik
>>> cell: +1 (647) 867-5658 | US: +1 (415) 690-7363
>>
>>
>> -- 
>> email:rstruik.ext@gmail.com  | Skype: rstruik
>> cell: +1 (647) 867-5658 | US: +1 (415) 690-7363
>
>
> -- 
> email:rstruik.ext@gmail.com  | Skype: rstruik
> cell: +1 (647) 867-5658 | US: +1 (415) 690-7363


-- 
email: rstruik.ext@gmail.com | Skype: rstruik
cell: +1 (647) 867-5658 | US: +1 (415) 690-7363


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    <meta content="text/html; charset=utf-8" http-equiv="Content-Type">
  </head>
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    <div class="moz-cite-prefix">Dear colleagues:<br>
      <br>
      Just a quick reminder that we have a 6TiSCH security conf call
      tomorrow, Tue January 27, 2015, 9am EST. I expect this to be a
      short call.<br>
      <br>
      Suggested agenda:<br>
      1) administrativia {agenda bashing/minutes}<br>
      2) prep for IETF-92 in Dallas<br>
      3) AOB<br>
      <br>
      The dial-in info is below.<br>
      <br>
      Best regards, Rene<br>
      <br>
      <u>B) Dial-in information:</u><br>
      <pre wrap="">English : New York Time 6tisch security
Tuesday, December 9, 2014 | 9:00 am Eastern Standard Time (GMT-05:00)
Meeting number:   641 709 118
Meeting password: joinjoin
Audio connection:
      1-877-668-4493 Call-in toll free number (US/Canada)
      1-650-479-3208 Call-in toll number (US/Canada)

Access code: 641 709 118
Meeting link:
        <a moz-do-not-send="true" class="moz-txt-link-freetext" href="https://ietf.webex.com/ietf/j.php?MTID=m1aa12258a83109b4ae291fb0c2bd92d6">https://ietf.webex.com/ietf/j.php?MTID=m1aa12258a83109b4ae291fb0c2bd92d6</a>

The etherpad we have used is at:
       <a moz-do-not-send="true" class="moz-txt-link-freetext" href="http://etherpad.tools.ietf.org:9000/p/6tisch-security-6top-xml.txt">http://etherpad.tools.ietf.org:9000/p/6tisch-security-6top-xml.txt</a>


</pre>
      <br>
      <br>
      On 1/21/2015 10:30 AM, Rene Struik wrote:<br>
    </div>
    <blockquote cite="mid:54BFC61B.50004@gmail.com" type="cite">
      <meta content="text/html; charset=utf-8" http-equiv="Content-Type">
      <div class="moz-cite-prefix">Dear colleagues:<br>
        <br>
        Giuseppe Piro offered to give a presentation on MAC security
        aspects, resulting in the updated agenda below. Dial-in info at
        bottom of email.<br>
        <br>
        Remember: 6tisch security call is now tomorrow, Thu Jan 21,
        2015, 1pm EST, with duration not to exceed one hour. Please
        call-in on time and test your speaker/mike beforehand.<br>
        <br>
        Suggested updated agenda:<br>
        1) administrativia {agenda bashing/minutes} [4 min]<br>
        2) 6tisch security conf call schedule moving forward [1 min]<br>
        3) input 6tisch security to architecture draft [15 min]<br>
        -- RS to present result homework assignment of last call<br>
        4) presentation Giuseppe Piro re MAC security [30 min]<br>
        5) prep for IETF-92 in Dallas [10 min]<br>
        5) AOB<br>
        <br>
        Link to suggested text (item #3 above):<br>
        <a moz-do-not-send="true" class="moz-txt-link-freetext"
href="https://drive.google.com/file/d/0B2a6Ilxu1XfCbVhfd0ZONXoxc00/view?usp=sharing">https://drive.google.com/file/d/0B2a6Ilxu1XfCbVhfd0ZONXoxc00/view?usp=sharing</a><br>
        <br>
        On 1/20/2015 4:54 PM, Rene Struik wrote:<br>
      </div>
      <blockquote cite="mid:54BECEA8.5060908@gmail.com" type="cite">
        <meta content="text/html; charset=utf-8"
          http-equiv="Content-Type">
        <div class="moz-cite-prefix">Dear colleagues:<br>
          <br>
          Due to connectivity problems, those on the 6tisch security
          call today concluded that it was best to reschedule the call.<br>
          <br>
          The rescheduled 6tisch security call will take place this
          Thursday, January 22, 2015, 1-2pm EST. <br>
          (Please note that this is only once; schedule moving forward
          will otherwise remain the same)<br>
          <br>
          Agenda and dial-in info remain the same (please scroll down).<br>
          <br>
          Best regards, Rene<br>
          <br>
          <br>
          On 1/20/2015 4:35 PM, Rene Struik wrote:<br>
        </div>
        <blockquote cite="mid:54BECA04.2060409@gmail.com" type="cite">
          <meta content="text/html; charset=utf-8"
            http-equiv="Content-Type">
          <div class="moz-cite-prefix">I posted the document on Google
            drive, see weblink below.<br>
            <br>
            <a moz-do-not-send="true" class="moz-txt-link-freetext"
href="https://drive.google.com/file/d/0B2a6Ilxu1XfCa3RyZzlZb3RRREk/view?usp=sharing">https://drive.google.com/file/d/0B2a6Ilxu1XfCa3RyZzlZb3RRREk/view?usp=sharing</a><br>
            <br>
            On 1/20/2015 1:13 AM, Rene Struik wrote:<br>
          </div>
          <blockquote cite="mid:54BDF1EF.1020300@gmail.com" type="cite">
            <meta content="text/html; charset=utf-8"
              http-equiv="Content-Type">
            <div class="moz-cite-prefix">Dear colleagues:<br>
              <br>
              Please find attached my analysis of the three text
              proposals. I hope this helps in zooming in on consensus
              text. <br>
              <br>
              I will present this in more detail as item #3 on the
              agenda for the 6tisch security call of tomorrow, Tue Jan
              20, 2015, 4.30pm EST. <br>
              <br>
              We can discuss this in more detail during that call (I
              won't have much time beforehand).<br>
              <br>
              Best regards, Rene<br>
              <br>
              [excerpt of minutes of 6tisch security conf call as of
              January 14, 2015, 11am-12pm EST] <br>
              TW asked whether RS could review the three text proposals
              currently on the table and suggest a way forward that
              takes into account consensus and what was discussed during
              the call. RS agreed to take this on as homework
              assignment, with target to report back on this to the
              group by the end of Monday next week (January 19, 2015).<br>
              <br>
              On 1/19/2015 2:20 PM, Rene Struik wrote:<br>
            </div>
            <blockquote cite="mid:54BD58F5.1040500@gmail.com"
              type="cite">
              <meta http-equiv="content-type" content="text/html;
                charset=utf-8">
              Dear colleagues:<br>
              <br>
              Just a quick reminder that we have a 6TiSCH security conf
              call tomorrow, Tue January 20, 2015, 4.30-5.30pm EST.<br>
              <br>
              Suggested agenda:<br>
              1) administrativia {agenda bashing/minutes}<br>
              2) 6tisch security conf call schedule moving forward<br>
              3) input 6tisch security to architecture draft<br>
              -- RS to present result homework assignment of last call<br>
              4) prep for IETF-92 in Dallas<br>
              5) AOB<br>
              <br>
              For dial-in info, please see bottom of this email.<br>
              <br>
              As to item #2 above, if you wish to weigh-in, please do
              respond to the Doodle poll by end of *today*, see <a
                moz-do-not-send="true" class="moz-txt-link-freetext"
                href="https://doodle.com/q63844gqd59urrae">https://doodle.com/q63844gqd59urrae.<br>
              </a>
              <div class="moz-forward-container"><br>
                Best regards, Rene<br>
                <br>
                -------- Forwarded Message --------
                <table class="moz-email-headers-table" border="0"
                  cellpadding="0" cellspacing="0">
                  <tbody>
                    <tr>
                      <th align="RIGHT" nowrap="nowrap"
                        valign="BASELINE">Subject: </th>
                      <td>reminder -- 6tisch security call *tomorrow*,
                        Wed Jan 14, 2015, 11am EST (dial-in info at
                        bottom)</td>
                    </tr>
                    <tr>
                      <th align="RIGHT" nowrap="nowrap"
                        valign="BASELINE">Date: </th>
                      <td>Tue, 13 Jan 2015 19:37:04 -0500</td>
                    </tr>
                    <tr>
                      <th align="RIGHT" nowrap="nowrap"
                        valign="BASELINE">From: </th>
                      <td>Rene Struik <a moz-do-not-send="true"
                          class="moz-txt-link-rfc2396E"
                          href="mailto:rstruik.ext@gmail.com">&lt;rstruik.ext@gmail.com&gt;</a></td>
                    </tr>
                    <tr>
                      <th align="RIGHT" nowrap="nowrap"
                        valign="BASELINE">To: </th>
                      <td>tisch-security <a moz-do-not-send="true"
                          class="moz-txt-link-rfc2396E"
                          href="mailto:6tisch-security@ietf.org">&lt;6tisch-security@ietf.org&gt;</a></td>
                    </tr>
                  </tbody>
                </table>
                <br>
                <br>
                <meta content="text/html; charset=utf-8"
                  http-equiv="Content-Type">
                <div class="moz-cite-prefix">Dear colleagues:<br>
                  <br>
                  Just a quick reminder that we *do* have a conf call
                  tomorrow, Wed Jan 14, 2015, 11am EST.<br>
                  <br>
                  Currently, the main agenda item is item #4b of last
                  week: input to the 6tisch architecture draft. It would
                  also be good to have some more comments on the draft I
                  posted.<br>
                  <br>
                  Minutes of calls later tonight (sorry - extremely
                  busy). For conf call dial-in info, see bottom of
                  email.<br>
                  <br>
                  Best regards, Rene<br>
                  <br>
                  ==<br>
                  Note: next week's call is on Wed Jan 14, 2015, 11am
                  EST.<br>
                  <br>
                  On 1/6/2015 11:48 AM, Rene Struik wrote:<br>
                </div>
                <blockquote cite="mid:54AC11F5.3060907@gmail.com"
                  type="cite">
                  <meta http-equiv="content-type" content="text/html;
                    charset=utf-8">
                  Dear colleagues:<br>
                  <br>
                  Happy New Year!<br>
                  <br>
                  According to the agreed-upon 6tisch security conf call
                  schedule, we will resume the conference call series
                  today, Tue Jan 6, 2015, 5pm EST.<br>
                  <br>
                  I propose we continue the discussion where we left off
                  prior to Christmas (essentially, item 3c below),
                  except that we may have a short presentation first
                  (item #2).<br>
                  <br>
                  Agenda:<br>
                  1) administrativia {agenda bashing/minutes}<br>
                  2) {still to be confirmed} presentation Giuseppe Piro
                  <br>
                  3) join protocol details<br>
                  -- a) (done) status update MAC behavior<br>
                  -- b) (brief!) recap of routing/communication flow
                  aspects<br>
                  -- c) incremental deployment aspects<br>
                  4) input 6tisch security to other 6tisch documents<br>
                  -- a) terminology draft<br>
                  -- b) architecture draft<br>
                  <br>
                  Conf call time: 5pm EST = 7am Japan = 2pm PST = 11pm
                  Paris time. {The next call, on January 6, 2014) is
                  also at 5pm EST (see schedule till half of January
                  2015)}.<br>
                  Note: next week's call is on Wed Jan 14, 2015, 11am
                  EST.<br>
                  <div class="moz-forward-container"><br>
                    Dial-in info at end of this email.<br>
                    <br>
                    Best regards, <br>
                    <br>
                    Rene<br>
                    <br>
                    -------- Forwarded Message --------
                    <table class="moz-email-headers-table" border="0"
                      cellpadding="0" cellspacing="0">
                      <tbody>
                        <tr>
                          <th align="RIGHT" nowrap="nowrap"
                            valign="BASELINE">Subject: </th>
                          <td>Suggested agenda for 6tisch security call
                            of *today*, Tue December 16, 2014, 5pm EST
                            (dial-in info at bottom)</td>
                        </tr>
                        <tr>
                          <th align="RIGHT" nowrap="nowrap"
                            valign="BASELINE">Date: </th>
                          <td>Tue, 16 Dec 2014 09:21:20 -0500</td>
                        </tr>
                        <tr>
                          <th align="RIGHT" nowrap="nowrap"
                            valign="BASELINE">From: </th>
                          <td>Rene Struik <a moz-do-not-send="true"
                              class="moz-txt-link-rfc2396E"
                              href="mailto:rstruik.ext@gmail.com">&lt;rstruik.ext@gmail.com&gt;</a></td>
                        </tr>
                        <tr>
                          <th align="RIGHT" nowrap="nowrap"
                            valign="BASELINE">To: </th>
                          <td>tisch-security <a moz-do-not-send="true"
                              class="moz-txt-link-rfc2396E"
                              href="mailto:6tisch-security@ietf.org">&lt;6tisch-security@ietf.org&gt;</a></td>
                        </tr>
                      </tbody>
                    </table>
                    <br>
                    <br>
                    <meta http-equiv="content-type" content="text/html;
                      charset=utf-8">
                    Dear colleagues:<br>
                    <br>
                    I propose we continue the discussion where we left
                    off last week. <br>
                    <br>
                    Agenda:<br>
                    1) administrativia {agenda bashing/minutes}<br>
                    2) join protocol details<br>
                    -- a) (brief!) status update MAC behavior<br>
                    -- b) continuation of routing/communication flow
                    aspects {last week, we did not finish the only two
                    slides on this<br>
                    3) input 6tisch security to other 6tisch documents<br>
                    <br>
                    Conf call time: 5pm EST = 7am Japan = 2pm PST = 11pm
                    Paris time. {The next call, on January 6, 2014) is
                    also at 5pm EST (see schedule till half of January
                    2015)}.<br>
                    <div class="moz-forward-container"><br>
                      Dial-in info at end of this email.<br>
                      <br>
                      Best regards, <br>
                      <br>
                      Rene<br>
                      <br>
                      -------- Forwarded Message --------
                      <table class="moz-email-headers-table" border="0"
                        cellpadding="0" cellspacing="0">
                        <tbody>
                          <tr>
                            <th align="RIGHT" nowrap="nowrap"
                              valign="BASELINE">Subject: </th>
                            <td>suggested agenda for 6tisch security
                              call of tomorrow, Tue December 9, 2014,
                              9am EST (dial-in info at bottom)</td>
                          </tr>
                          <tr>
                            <th align="RIGHT" nowrap="nowrap"
                              valign="BASELINE">Date: </th>
                            <td>Mon, 08 Dec 2014 17:16:40 -0500</td>
                          </tr>
                          <tr>
                            <th align="RIGHT" nowrap="nowrap"
                              valign="BASELINE">From: </th>
                            <td>Rene Struik <a moz-do-not-send="true"
                                class="moz-txt-link-rfc2396E"
                                href="mailto:rstruik.ext@gmail.com">&lt;rstruik.ext@gmail.com&gt;</a></td>
                          </tr>
                          <tr>
                            <th align="RIGHT" nowrap="nowrap"
                              valign="BASELINE">To: </th>
                            <td>tisch-security <a
                                moz-do-not-send="true"
                                class="moz-txt-link-rfc2396E"
                                href="mailto:6tisch-security@ietf.org">&lt;6tisch-security@ietf.org&gt;</a></td>
                          </tr>
                        </tbody>
                      </table>
                      <br>
                      <br>
                      <meta http-equiv="content-type"
                        content="text/html; charset=utf-8">
                      Dear colleagues:<br>
                      <br>
                      For last week's Tue Dec 2, 2014, 9am EST conf call
                      I prepared some material and posted prior to the
                      call. During the call, we discussed all
                      MAC-related aspects relevant for the join protocol
                      and did not discuss higher-layer aspects I
                      prepared material for yet. I suggest we continue
                      the systematic discussion of last week and take
                      that topic on now.<br>
                      <br>
                      This leads to the following suggested agenda for
                      this week (essentially a continuation of last
                      week's one):<br>
                      <br>
                      Same as last week's, except with<br>
                      #1a-b) focus on routing/communication flow related
                      aspects join protocol;<br>
                      #2a): confirm concensus on MAC (as discussed last
                      week) and routing/communication flow aspects<br>
                      #2c) {as consequence of two items above} what to
                      squeeze into architecture draft<br>
                      <br>
                      The detailed agenda and dial-in info is below (#A,
                      resp. #B).<br>
                      <br>
                      Best regards, Rene<br>
                      <br>
                      <u>A) Suggested agenda Tue Dec 9, 2014, 9am EST
                        call</u><br>
                      <br>
                      Proposed agenda:<br>
                      <br>
                      0) Agenda bashing<br>
                      <br>
                      1) Join protocol details<br>
                      <blockquote>a) desired properties<br>
                        b) realizable properties<br>
                        <br>
                        #1a-b) focus on routing/communication flow
                        related aspects join protocol (we discussed
                        MAC-related join-relevant aspects during the
                        conf call of Tue Dec 2, 2014, 9am EST).<br>
                        For slides, see <a moz-do-not-send="true"
                          class="moz-txt-link-freetext"
href="https://drive.google.com/folderview?id=0B2a6Ilxu1XfCNF9JaXR1ZXlzZlU&amp;usp=sharing">https://drive.google.com/folderview?id=0B2a6Ilxu1XfCNF9JaXR1ZXlzZlU&amp;usp=sharing</a>
                        (same slides as sent out prior to Dec 2, 2014,
                        9am EST call)<br>
                        Relevant slides: Slides 23-25 (contained in
                        entire slide deck (ppt), but also in excerpt
                        (pdf))<br>
                      </blockquote>
                      2) Next steps:<br>
                              a) consensus on 1#a and 1#b<br>
                      <blockquote>#2a): confirm consensus on MAC (as
                        discussed last week) and routing/communication
                        flow aspects<br>
                        #2c) {as consequence of two items above} what to
                        squeeze into architecture draft<br>
                      </blockquote>
                              b) form tiger team to work out details<br>
                                  - project phases<br>
                                  - communication of sub-results<br>
                              c) what to squeeze into architecture
                      draft, etc.<br>
                      <br>
                      I will prepare material to facilitate discussion
                      on 1) and 2), to be discussed during the call.<br>
                      <br>
                      <u>B) Dial-in information:</u><br>
                      <pre wrap="">English : New York Time 6tisch security
Tuesday, December 9, 2014 | 9:00 am Eastern Standard Time (GMT-05:00)
Meeting number:   641 709 118
Meeting password: joinjoin
Audio connection:
      1-877-668-4493 Call-in toll free number (US/Canada)
      1-650-479-3208 Call-in toll number (US/Canada)

Access code: 641 709 118
Meeting link:
        <a moz-do-not-send="true" class="moz-txt-link-freetext" href="https://ietf.webex.com/ietf/j.php?MTID=m1aa12258a83109b4ae291fb0c2bd92d6">https://ietf.webex.com/ietf/j.php?MTID=m1aa12258a83109b4ae291fb0c2bd92d6</a>

The etherpad we have used is at:
       <a moz-do-not-send="true" class="moz-txt-link-freetext" href="http://etherpad.tools.ietf.org:9000/p/6tisch-security-6top-xml.txt">http://etherpad.tools.ietf.org:9000/p/6tisch-security-6top-xml.txt</a>
</pre>
                      <br>
                      <br>
                      <pre class="moz-signature" cols="72">-- 
email: <a moz-do-not-send="true" class="moz-txt-link-abbreviated" href="mailto:rstruik.ext@gmail.com">rstruik.ext@gmail.com</a> | Skype: rstruik
cell: +1 (647) 867-5658 | US: +1 (415) 690-7363</pre>
                      <br>
                    </div>
                    <br>
                    <br>
                  </div>
                  <br>
                </blockquote>
                <br>
                <br>
                <pre class="moz-signature" cols="72">-- 
email: <a moz-do-not-send="true" class="moz-txt-link-abbreviated" href="mailto:rstruik.ext@gmail.com">rstruik.ext@gmail.com</a> | Skype: rstruik
cell: +1 (647) 867-5658 | US: +1 (415) 690-7363</pre>
                <br>
              </div>
              <br>
            </blockquote>
            <br>
            <br>
            <pre class="moz-signature" cols="72">-- 
email: <a moz-do-not-send="true" class="moz-txt-link-abbreviated" href="mailto:rstruik.ext@gmail.com">rstruik.ext@gmail.com</a> | Skype: rstruik
cell: +1 (647) 867-5658 | US: +1 (415) 690-7363</pre>
          </blockquote>
          <br>
          <br>
          <pre class="moz-signature" cols="72">-- 
email: <a moz-do-not-send="true" class="moz-txt-link-abbreviated" href="mailto:rstruik.ext@gmail.com">rstruik.ext@gmail.com</a> | Skype: rstruik
cell: +1 (647) 867-5658 | US: +1 (415) 690-7363</pre>
        </blockquote>
        <br>
        <br>
        <pre class="moz-signature" cols="72">-- 
email: <a moz-do-not-send="true" class="moz-txt-link-abbreviated" href="mailto:rstruik.ext@gmail.com">rstruik.ext@gmail.com</a> | Skype: rstruik
cell: +1 (647) 867-5658 | US: +1 (415) 690-7363</pre>
      </blockquote>
      <br>
      <br>
      <pre class="moz-signature" cols="72">-- 
email: <a moz-do-not-send="true" class="moz-txt-link-abbreviated" href="mailto:rstruik.ext@gmail.com">rstruik.ext@gmail.com</a> | Skype: rstruik
cell: +1 (647) 867-5658 | US: +1 (415) 690-7363</pre>
    </blockquote>
    <br>
    <br>
    <pre class="moz-signature" cols="72">-- 
email: <a class="moz-txt-link-abbreviated" href="mailto:rstruik.ext@gmail.com">rstruik.ext@gmail.com</a> | Skype: rstruik
cell: +1 (647) 867-5658 | US: +1 (415) 690-7363</pre>
  </body>
</html>

--------------020404020504080503000309--


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--_000_E045AECD98228444A58C61C200AE1BD848B48A2Axmbrcdx01ciscoc_--


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Subject: [6tisch-security] (minutes 6tisch security call Tue Jan 27, 2015, 9am EST) Re: reminder -- 6tisch security call *tomorrow*, Tue Jan 27, 2015, 9am EST (includes dial-in info)
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Dear colleagues:

Please find below the minutes of the 6TiSCH Security conf call as of 
January 27, 2015, 9-10am EST.

Minutes 6TiSCH Security conf call, Wed January 27, 2015, 9-10am EST
{note taker: Rene Struik}
{recording: not available (Michael Richardson had control, but was not 
on the call}
{discussion material (referenced in minutes): this time, no posted 
collatoral}

1. Attendance:
Tero Kivinen, Yoshi Ohba, Rene Struik

2. Agenda
The suggested updated agenda was approved.
Suggested agenda:
1) administrativia {agenda bashing/minutes}
2) prep for IETF-92 in Dallas
3) AOB

3. Minutes
The minutes of the previous 6TiSCH security conference call (Thu January 
22, 2015) were approved.

4. Prep for IETF-92 in Dallas {more of a 6tisch security various "varia" 
discussion really}
YO asked what happened with the output of the join process overview text 
discussed during last week's call. RS mentioned that Pascal Thubert 
included this in the 6tisch architecture draft (Section 13 - Security 
Considerations) and would issue draft-ietf-6tisch-architecture-05 for 
WGLC some time this week.

RS mentioned that at the IETF-92 meeting in Dallas in March, the 6tisch 
group would presumably recharter and include more security-related 
milestones into the revised charter. He thought it would be useful to 
have a 6tisch security draft by that meeting that could serve as baseline.

TK provided some more insight into the 802.15.4rev effort. He suggested 
that there would be 1-2 more letter ballots, followed by the start of 
sponsor ballot around end of March 2015, with anticipated conclusion of 
the work around July-August this year. RS commented that this schedule 
seemed quite aggressive, considering historical timelines of IEEE 802.15 
efforts. TK mentioned that according to Bob Heile (Chair IEEE 802.15) 
the 802.15rev draft would only be available in the 802.15 private member 
area or to those people participating in person in an actual IEEE 802 
meeting. Therefore, it does not seem possible to make a draft available 
to interested parties in the 6tisch community who did not meet those 
criteria (as previously suggested).

5. AOB
RS suggested to cancel the 6tisch security call of next week and 
reconvene two weeks from now, which was agreed upon. _Next call will 
take place Tue Feb 10, 2015, 4.30pm EST._

RS mentioned he had received feedback from Kris Pister and Yoshi Ohba on 
draft-struik-6tisch-security-architectural-considerations-01 (posted 
January 9, 2015). Before updating the draft, he would like to see more 
people give this a look. He invited people to use the now cancelled slot 
of next week's call to review this draft...

[call ended @9.23am EST]


On 1/26/2015 12:15 PM, Rene Struik wrote:
> Dear colleagues:
>
> Just a quick reminder that we have a 6TiSCH security conf call 
> tomorrow, Tue January 27, 2015, 9am EST. I expect this to be a short call.
>
> Suggested agenda:
> 1) administrativia {agenda bashing/minutes}
> 2) prep for IETF-92 in Dallas
> 3) AOB
>
> The dial-in info is below.
>
> Best regards, Rene
>
> _B) Dial-in information:_
> English : New York Time 6tisch security
> Tuesday, December 9, 2014 | 9:00 am Eastern Standard Time (GMT-05:00)
> Meeting number:   641 709 118
> Meeting password: joinjoin
> Audio connection:
>        1-877-668-4493 Call-in toll free number (US/Canada)
>        1-650-479-3208 Call-in toll number (US/Canada)
>
> Access code: 641 709 118
> Meeting link:
>          https://ietf.webex.com/ietf/j.php?MTID=m1aa12258a83109b4ae291fb0c2bd92d6
>
> The etherpad we have used is at:
>         http://etherpad.tools.ietf.org:9000/p/6tisch-security-6top-xml.txt
>
>
>
>
> On 1/21/2015 10:30 AM, Rene Struik wrote:
>> Dear colleagues:
>>
>> Giuseppe Piro offered to give a presentation on MAC security aspects, 
>> resulting in the updated agenda below. Dial-in info at bottom of email.
>>
>> Remember: 6tisch security call is now tomorrow, Thu Jan 21, 2015, 1pm 
>> EST, with duration not to exceed one hour. Please call-in on time and 
>> test your speaker/mike beforehand.
>>
>> Suggested updated agenda:
>> 1) administrativia {agenda bashing/minutes} [4 min]
>> 2) 6tisch security conf call schedule moving forward [1 min]
>> 3) input 6tisch security to architecture draft [15 min]
>> -- RS to present result homework assignment of last call
>> 4) presentation Giuseppe Piro re MAC security [30 min]
>> 5) prep for IETF-92 in Dallas [10 min]
>> 5) AOB
>>
>> Link to suggested text (item #3 above):
>> https://drive.google.com/file/d/0B2a6Ilxu1XfCbVhfd0ZONXoxc00/view?usp=sharing
>>
>> On 1/20/2015 4:54 PM, Rene Struik wrote:
>>> Dear colleagues:
>>>
>>> Due to connectivity problems, those on the 6tisch security call 
>>> today concluded that it was best to reschedule the call.
>>>
>>> The rescheduled 6tisch security call will take place this Thursday, 
>>> January 22, 2015, 1-2pm EST.
>>> (Please note that this is only once; schedule moving forward will 
>>> otherwise remain the same)
>>>
>>> Agenda and dial-in info remain the same (please scroll down).
>>>
>>> Best regards, Rene
>>>
>>>
>>> On 1/20/2015 4:35 PM, Rene Struik wrote:
>>>> I posted the document on Google drive, see weblink below.
>>>>
>>>> https://drive.google.com/file/d/0B2a6Ilxu1XfCa3RyZzlZb3RRREk/view?usp=sharing
>>>>
>>>> On 1/20/2015 1:13 AM, Rene Struik wrote:
>>>>> Dear colleagues:
>>>>>
>>>>> Please find attached my analysis of the three text proposals. I 
>>>>> hope this helps in zooming in on consensus text.
>>>>>
>>>>> I will present this in more detail as item #3 on the agenda for 
>>>>> the 6tisch security call of tomorrow, Tue Jan 20, 2015, 4.30pm EST.
>>>>>
>>>>> We can discuss this in more detail during that call (I won't have 
>>>>> much time beforehand).
>>>>>
>>>>> Best regards, Rene
>>>>>
>>>>> [excerpt of minutes of 6tisch security conf call as of January 14, 
>>>>> 2015, 11am-12pm EST]
>>>>> TW asked whether RS could review the three text proposals 
>>>>> currently on the table and suggest a way forward that takes into 
>>>>> account consensus and what was discussed during the call. RS 
>>>>> agreed to take this on as homework assignment, with target to 
>>>>> report back on this to the group by the end of Monday next week 
>>>>> (January 19, 2015).
>>>>>
>>>>> On 1/19/2015 2:20 PM, Rene Struik wrote:
>>>>>> Dear colleagues:
>>>>>>
>>>>>> Just a quick reminder that we have a 6TiSCH security conf call 
>>>>>> tomorrow, Tue January 20, 2015, 4.30-5.30pm EST.
>>>>>>
>>>>>> Suggested agenda:
>>>>>> 1) administrativia {agenda bashing/minutes}
>>>>>> 2) 6tisch security conf call schedule moving forward
>>>>>> 3) input 6tisch security to architecture draft
>>>>>> -- RS to present result homework assignment of last call
>>>>>> 4) prep for IETF-92 in Dallas
>>>>>> 5) AOB
>>>>>>
>>>>>> For dial-in info, please see bottom of this email.
>>>>>>
>>>>>> As to item #2 above, if you wish to weigh-in, please do respond 
>>>>>> to the Doodle poll by end of *today*, see 
>>>>>> https://doodle.com/q63844gqd59urrae.
>>>>>>
>>>>>> Best regards, Rene
>>>>>>
>>>>>> -------- Forwarded Message --------
>>>>>> Subject: 	reminder -- 6tisch security call *tomorrow*, Wed Jan 
>>>>>> 14, 2015, 11am EST (dial-in info at bottom)
>>>>>> Date: 	Tue, 13 Jan 2015 19:37:04 -0500
>>>>>> From: 	Rene Struik <rstruik.ext@gmail.com>
>>>>>> To: 	tisch-security <6tisch-security@ietf.org>
>>>>>>
>>>>>>
>>>>>>
>>>>>> Dear colleagues:
>>>>>>
>>>>>> Just a quick reminder that we *do* have a conf call tomorrow, Wed 
>>>>>> Jan 14, 2015, 11am EST.
>>>>>>
>>>>>> Currently, the main agenda item is item #4b of last week: input 
>>>>>> to the 6tisch architecture draft. It would also be good to have 
>>>>>> some more comments on the draft I posted.
>>>>>>
>>>>>> Minutes of calls later tonight (sorry - extremely busy). For conf 
>>>>>> call dial-in info, see bottom of email.
>>>>>>
>>>>>> Best regards, Rene
>>>>>>
>>>>>> ==
>>>>>> Note: next week's call is on Wed Jan 14, 2015, 11am EST.
>>>>>>
>>>>>> On 1/6/2015 11:48 AM, Rene Struik wrote:
>>>>>>> Dear colleagues:
>>>>>>>
>>>>>>> Happy New Year!
>>>>>>>
>>>>>>> According to the agreed-upon 6tisch security conf call schedule, 
>>>>>>> we will resume the conference call series today, Tue Jan 6, 
>>>>>>> 2015, 5pm EST.
>>>>>>>
>>>>>>> I propose we continue the discussion where we left off prior to 
>>>>>>> Christmas (essentially, item 3c below), except that we may have 
>>>>>>> a short presentation first (item #2).
>>>>>>>
>>>>>>> Agenda:
>>>>>>> 1) administrativia {agenda bashing/minutes}
>>>>>>> 2) {still to be confirmed} presentation Giuseppe Piro
>>>>>>> 3) join protocol details
>>>>>>> -- a) (done) status update MAC behavior
>>>>>>> -- b) (brief!) recap of routing/communication flow aspects
>>>>>>> -- c) incremental deployment aspects
>>>>>>> 4) input 6tisch security to other 6tisch documents
>>>>>>> -- a) terminology draft
>>>>>>> -- b) architecture draft
>>>>>>>
>>>>>>> Conf call time: 5pm EST = 7am Japan = 2pm PST = 11pm Paris time. 
>>>>>>> {The next call, on January 6, 2014) is also at 5pm EST (see 
>>>>>>> schedule till half of January 2015)}.
>>>>>>> Note: next week's call is on Wed Jan 14, 2015, 11am EST.
>>>>>>>
>>>>>>> Dial-in info at end of this email.
>>>>>>>
>>>>>>> Best regards,
>>>>>>>
>>>>>>> Rene
>>>>>>>
>>>>>>> -------- Forwarded Message --------
>>>>>>> Subject: 	Suggested agenda for 6tisch security call of *today*, 
>>>>>>> Tue December 16, 2014, 5pm EST (dial-in info at bottom)
>>>>>>> Date: 	Tue, 16 Dec 2014 09:21:20 -0500
>>>>>>> From: 	Rene Struik <rstruik.ext@gmail.com>
>>>>>>> To: 	tisch-security <6tisch-security@ietf.org>
>>>>>>>
>>>>>>>
>>>>>>>
>>>>>>> Dear colleagues:
>>>>>>>
>>>>>>> I propose we continue the discussion where we left off last week.
>>>>>>>
>>>>>>> Agenda:
>>>>>>> 1) administrativia {agenda bashing/minutes}
>>>>>>> 2) join protocol details
>>>>>>> -- a) (brief!) status update MAC behavior
>>>>>>> -- b) continuation of routing/communication flow aspects {last 
>>>>>>> week, we did not finish the only two slides on this
>>>>>>> 3) input 6tisch security to other 6tisch documents
>>>>>>>
>>>>>>> Conf call time: 5pm EST = 7am Japan = 2pm PST = 11pm Paris time. 
>>>>>>> {The next call, on January 6, 2014) is also at 5pm EST (see 
>>>>>>> schedule till half of January 2015)}.
>>>>>>>
>>>>>>> Dial-in info at end of this email.
>>>>>>>
>>>>>>> Best regards,
>>>>>>>
>>>>>>> Rene
>>>>>>>
>>>>>>> -------- Forwarded Message --------
>>>>>>> Subject: 	suggested agenda for 6tisch security call of tomorrow, 
>>>>>>> Tue December 9, 2014, 9am EST (dial-in info at bottom)
>>>>>>> Date: 	Mon, 08 Dec 2014 17:16:40 -0500
>>>>>>> From: 	Rene Struik <rstruik.ext@gmail.com>
>>>>>>> To: 	tisch-security <6tisch-security@ietf.org>
>>>>>>>
>>>>>>>
>>>>>>>
>>>>>>> Dear colleagues:
>>>>>>>
>>>>>>> For last week's Tue Dec 2, 2014, 9am EST conf call I prepared 
>>>>>>> some material and posted prior to the call. During the call, we 
>>>>>>> discussed all MAC-related aspects relevant for the join protocol 
>>>>>>> and did not discuss higher-layer aspects I prepared material for 
>>>>>>> yet. I suggest we continue the systematic discussion of last 
>>>>>>> week and take that topic on now.
>>>>>>>
>>>>>>> This leads to the following suggested agenda for this week 
>>>>>>> (essentially a continuation of last week's one):
>>>>>>>
>>>>>>> Same as last week's, except with
>>>>>>> #1a-b) focus on routing/communication flow related aspects join 
>>>>>>> protocol;
>>>>>>> #2a): confirm concensus on MAC (as discussed last week) and 
>>>>>>> routing/communication flow aspects
>>>>>>> #2c) {as consequence of two items above} what to squeeze into 
>>>>>>> architecture draft
>>>>>>>
>>>>>>> The detailed agenda and dial-in info is below (#A, resp. #B).
>>>>>>>
>>>>>>> Best regards, Rene
>>>>>>>
>>>>>>> _A) Suggested agenda Tue Dec 9, 2014, 9am EST call_
>>>>>>>
>>>>>>> Proposed agenda:
>>>>>>>
>>>>>>> 0) Agenda bashing
>>>>>>>
>>>>>>> 1) Join protocol details
>>>>>>>
>>>>>>>     a) desired properties
>>>>>>>     b) realizable properties
>>>>>>>
>>>>>>>     #1a-b) focus on routing/communication flow related aspects
>>>>>>>     join protocol (we discussed MAC-related join-relevant
>>>>>>>     aspects during the conf call of Tue Dec 2, 2014, 9am EST).
>>>>>>>     For slides, see
>>>>>>>     https://drive.google.com/folderview?id=0B2a6Ilxu1XfCNF9JaXR1ZXlzZlU&usp=sharing
>>>>>>>     (same slides as sent out prior to Dec 2, 2014, 9am EST call)
>>>>>>>     Relevant slides: Slides 23-25 (contained in entire slide
>>>>>>>     deck (ppt), but also in excerpt (pdf))
>>>>>>>
>>>>>>> 2) Next steps:
>>>>>>>         a) consensus on 1#a and 1#b
>>>>>>>
>>>>>>>     #2a): confirm consensus on MAC (as discussed last week) and
>>>>>>>     routing/communication flow aspects
>>>>>>>     #2c) {as consequence of two items above} what to squeeze
>>>>>>>     into architecture draft
>>>>>>>
>>>>>>>         b) form tiger team to work out details
>>>>>>>             - project phases
>>>>>>>             - communication of sub-results
>>>>>>>         c) what to squeeze into architecture draft, etc.
>>>>>>>
>>>>>>> I will prepare material to facilitate discussion on 1) and 2), 
>>>>>>> to be discussed during the call.
>>>>>>>
>>>>>>> _B) Dial-in information:_
>>>>>>> English : New York Time 6tisch security
>>>>>>> Tuesday, December 9, 2014 | 9:00 am Eastern Standard Time (GMT-05:00)
>>>>>>> Meeting number:   641 709 118
>>>>>>> Meeting password: joinjoin
>>>>>>> Audio connection:
>>>>>>>        1-877-668-4493 Call-in toll free number (US/Canada)
>>>>>>>        1-650-479-3208 Call-in toll number (US/Canada)
>>>>>>>
>>>>>>> Access code: 641 709 118
>>>>>>> Meeting link:
>>>>>>>          https://ietf.webex.com/ietf/j.php?MTID=m1aa12258a83109b4ae291fb0c2bd92d6
>>>>>>>
>>>>>>> The etherpad we have used is at:
>>>>>>>         http://etherpad.tools.ietf.org:9000/p/6tisch-security-6top-xml.txt
>>>>>>>
>>>>>>>
>>>>>>> -- 
>>>>>>> email:rstruik.ext@gmail.com  | Skype: rstruik
>>>>>>> cell: +1 (647) 867-5658 | US: +1 (415) 690-7363
>>>>>>>
>>>>>>>
>>>>>>>
>>>>>>>
>>>>>>
>>>>>>
>>>>>> -- 
>>>>>> email:rstruik.ext@gmail.com  | Skype: rstruik
>>>>>> cell: +1 (647) 867-5658 | US: +1 (415) 690-7363
>>>>>>
>>>>>>
>>>>>
>>>>>
>>>>> -- 
>>>>> email:rstruik.ext@gmail.com  | Skype: rstruik
>>>>> cell: +1 (647) 867-5658 | US: +1 (415) 690-7363
>>>>
>>>>
>>>> -- 
>>>> email:rstruik.ext@gmail.com  | Skype: rstruik
>>>> cell: +1 (647) 867-5658 | US: +1 (415) 690-7363
>>>
>>>
>>> -- 
>>> email:rstruik.ext@gmail.com  | Skype: rstruik
>>> cell: +1 (647) 867-5658 | US: +1 (415) 690-7363
>>
>>
>> -- 
>> email:rstruik.ext@gmail.com  | Skype: rstruik
>> cell: +1 (647) 867-5658 | US: +1 (415) 690-7363
>
>
> -- 
> email:rstruik.ext@gmail.com  | Skype: rstruik
> cell: +1 (647) 867-5658 | US: +1 (415) 690-7363


-- 
email: rstruik.ext@gmail.com | Skype: rstruik
cell: +1 (647) 867-5658 | US: +1 (415) 690-7363


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    <div class="moz-cite-prefix">Dear colleagues:<br>
      <br>
      Please find below the minutes of the 6TiSCH Security conf call as
      of January 27, 2015, 9-10am EST.<br>
      <br>
      Minutes 6TiSCH Security conf call, Wed January 27, 2015, 9-10am
      EST<br>
      {note taker: Rene Struik}<br>
      {recording: not available (Michael Richardson had control, but was
      not on the call}<br>
      {discussion material (referenced in minutes): this time, no posted
      collatoral}<br>
      <br>
      1. Attendance:<br>
      Tero Kivinen, Yoshi Ohba, Rene Struik<br>
      <br>
      2. Agenda<br>
      The suggested updated agenda was approved.<br>
      Suggested agenda:<br>
      1) administrativia {agenda bashing/minutes}<br>
      2) prep for IETF-92 in Dallas<br>
      3) AOB<br>
      <br>
      3. Minutes<br>
      The minutes of the previous 6TiSCH security conference call (Thu
      January 22, 2015) were approved.<br>
      <br>
      4. Prep for IETF-92 in Dallas {more of a 6tisch security various
      "varia" discussion really}<br>
      YO asked what happened with the output of the join process
      overview text discussed during last week's call. RS mentioned that
      Pascal Thubert included this in the 6tisch architecture draft
      (Section 13 - Security Considerations) and would issue
      draft-ietf-6tisch-architecture-05 for WGLC some time this week. <br>
      <br>
      RS mentioned that at the IETF-92 meeting in Dallas in March, the 
      6tisch group would presumably recharter and include more
      security-related milestones into the revised charter. He thought
      it would be useful to have a 6tisch security draft by that meeting
      that could serve as baseline. <br>
      <br>
      TK provided some more insight into the 802.15.4rev effort. He
      suggested that there would be 1-2 more letter ballots, followed by
      the start of sponsor ballot around end of March 2015, with
      anticipated conclusion of the work around July-August this year.
      RS commented that this schedule seemed quite aggressive,
      considering historical timelines of IEEE 802.15 efforts. TK
      mentioned that according to Bob Heile (Chair IEEE 802.15) the
      802.15rev draft would only be available in the 802.15 private
      member area or to those people participating in person in an
      actual IEEE 802 meeting. Therefore, it does not seem possible to
      make a draft available to interested parties in the 6tisch
      community who did not meet those criteria (as previously
      suggested).<br>
      <br>
      5. AOB<br>
      RS suggested to cancel the 6tisch security call of next week and
      reconvene two weeks from now, which was agreed upon. <u>Next call
        will take place Tue Feb 10, 2015, 4.30pm EST.</u><br>
      <br>
      RS mentioned he had received feedback from Kris Pister and Yoshi
      Ohba on
      draft-struik-6tisch-security-architectural-considerations-01
      (posted January 9, 2015). Before updating the draft, he would like
      to see more people give this a look. He invited people to use the
      now cancelled slot of next week's call to review this draft...<br>
      <br>
      [call ended @9.23am EST]<br>
      <br>
      <br>
      On 1/26/2015 12:15 PM, Rene Struik wrote:<br>
    </div>
    <blockquote cite="mid:54C6763B.2070204@gmail.com" type="cite">
      <meta content="text/html; charset=utf-8" http-equiv="Content-Type">
      <div class="moz-cite-prefix">Dear colleagues:<br>
        <br>
        Just a quick reminder that we have a 6TiSCH security conf call
        tomorrow, Tue January 27, 2015, 9am EST. I expect this to be a
        short call.<br>
        <br>
        Suggested agenda:<br>
        1) administrativia {agenda bashing/minutes}<br>
        2) prep for IETF-92 in Dallas<br>
        3) AOB<br>
        <br>
        The dial-in info is below.<br>
        <br>
        Best regards, Rene<br>
        <br>
        <u>B) Dial-in information:</u><br>
        <pre wrap="">English : New York Time 6tisch security
Tuesday, December 9, 2014 | 9:00 am Eastern Standard Time (GMT-05:00)
Meeting number:   641 709 118
Meeting password: joinjoin
Audio connection:
      1-877-668-4493 Call-in toll free number (US/Canada)
      1-650-479-3208 Call-in toll number (US/Canada)

Access code: 641 709 118
Meeting link:
        <a moz-do-not-send="true" class="moz-txt-link-freetext" href="https://ietf.webex.com/ietf/j.php?MTID=m1aa12258a83109b4ae291fb0c2bd92d6">https://ietf.webex.com/ietf/j.php?MTID=m1aa12258a83109b4ae291fb0c2bd92d6</a>

The etherpad we have used is at:
       <a moz-do-not-send="true" class="moz-txt-link-freetext" href="http://etherpad.tools.ietf.org:9000/p/6tisch-security-6top-xml.txt">http://etherpad.tools.ietf.org:9000/p/6tisch-security-6top-xml.txt</a>


</pre>
        <br>
        <br>
        On 1/21/2015 10:30 AM, Rene Struik wrote:<br>
      </div>
      <blockquote cite="mid:54BFC61B.50004@gmail.com" type="cite">
        <meta content="text/html; charset=utf-8"
          http-equiv="Content-Type">
        <div class="moz-cite-prefix">Dear colleagues:<br>
          <br>
          Giuseppe Piro offered to give a presentation on MAC security
          aspects, resulting in the updated agenda below. Dial-in info
          at bottom of email.<br>
          <br>
          Remember: 6tisch security call is now tomorrow, Thu Jan 21,
          2015, 1pm EST, with duration not to exceed one hour. Please
          call-in on time and test your speaker/mike beforehand.<br>
          <br>
          Suggested updated agenda:<br>
          1) administrativia {agenda bashing/minutes} [4 min]<br>
          2) 6tisch security conf call schedule moving forward [1 min]<br>
          3) input 6tisch security to architecture draft [15 min]<br>
          -- RS to present result homework assignment of last call<br>
          4) presentation Giuseppe Piro re MAC security [30 min]<br>
          5) prep for IETF-92 in Dallas [10 min]<br>
          5) AOB<br>
          <br>
          Link to suggested text (item #3 above):<br>
          <a moz-do-not-send="true" class="moz-txt-link-freetext"
href="https://drive.google.com/file/d/0B2a6Ilxu1XfCbVhfd0ZONXoxc00/view?usp=sharing">https://drive.google.com/file/d/0B2a6Ilxu1XfCbVhfd0ZONXoxc00/view?usp=sharing</a><br>
          <br>
          On 1/20/2015 4:54 PM, Rene Struik wrote:<br>
        </div>
        <blockquote cite="mid:54BECEA8.5060908@gmail.com" type="cite">
          <meta content="text/html; charset=utf-8"
            http-equiv="Content-Type">
          <div class="moz-cite-prefix">Dear colleagues:<br>
            <br>
            Due to connectivity problems, those on the 6tisch security
            call today concluded that it was best to reschedule the
            call.<br>
            <br>
            The rescheduled 6tisch security call will take place this
            Thursday, January 22, 2015, 1-2pm EST. <br>
            (Please note that this is only once; schedule moving forward
            will otherwise remain the same)<br>
            <br>
            Agenda and dial-in info remain the same (please scroll
            down).<br>
            <br>
            Best regards, Rene<br>
            <br>
            <br>
            On 1/20/2015 4:35 PM, Rene Struik wrote:<br>
          </div>
          <blockquote cite="mid:54BECA04.2060409@gmail.com" type="cite">
            <meta content="text/html; charset=utf-8"
              http-equiv="Content-Type">
            <div class="moz-cite-prefix">I posted the document on Google
              drive, see weblink below.<br>
              <br>
              <a moz-do-not-send="true" class="moz-txt-link-freetext"
href="https://drive.google.com/file/d/0B2a6Ilxu1XfCa3RyZzlZb3RRREk/view?usp=sharing">https://drive.google.com/file/d/0B2a6Ilxu1XfCa3RyZzlZb3RRREk/view?usp=sharing</a><br>
              <br>
              On 1/20/2015 1:13 AM, Rene Struik wrote:<br>
            </div>
            <blockquote cite="mid:54BDF1EF.1020300@gmail.com"
              type="cite">
              <meta content="text/html; charset=utf-8"
                http-equiv="Content-Type">
              <div class="moz-cite-prefix">Dear colleagues:<br>
                <br>
                Please find attached my analysis of the three text
                proposals. I hope this helps in zooming in on consensus
                text. <br>
                <br>
                I will present this in more detail as item #3 on the
                agenda for the 6tisch security call of tomorrow, Tue Jan
                20, 2015, 4.30pm EST. <br>
                <br>
                We can discuss this in more detail during that call (I
                won't have much time beforehand).<br>
                <br>
                Best regards, Rene<br>
                <br>
                [excerpt of minutes of 6tisch security conf call as of
                January 14, 2015, 11am-12pm EST] <br>
                TW asked whether RS could review the three text
                proposals currently on the table and suggest a way
                forward that takes into account consensus and what was
                discussed during the call. RS agreed to take this on as
                homework assignment, with target to report back on this
                to the group by the end of Monday next week (January 19,
                2015).<br>
                <br>
                On 1/19/2015 2:20 PM, Rene Struik wrote:<br>
              </div>
              <blockquote cite="mid:54BD58F5.1040500@gmail.com"
                type="cite">
                <meta http-equiv="content-type" content="text/html;
                  charset=utf-8">
                Dear colleagues:<br>
                <br>
                Just a quick reminder that we have a 6TiSCH security
                conf call tomorrow, Tue January 20, 2015, 4.30-5.30pm
                EST.<br>
                <br>
                Suggested agenda:<br>
                1) administrativia {agenda bashing/minutes}<br>
                2) 6tisch security conf call schedule moving forward<br>
                3) input 6tisch security to architecture draft<br>
                -- RS to present result homework assignment of last call<br>
                4) prep for IETF-92 in Dallas<br>
                5) AOB<br>
                <br>
                For dial-in info, please see bottom of this email.<br>
                <br>
                As to item #2 above, if you wish to weigh-in, please do
                respond to the Doodle poll by end of *today*, see <a
                  moz-do-not-send="true" class="moz-txt-link-freetext"
                  href="https://doodle.com/q63844gqd59urrae">https://doodle.com/q63844gqd59urrae.<br>
                </a>
                <div class="moz-forward-container"><br>
                  Best regards, Rene<br>
                  <br>
                  -------- Forwarded Message --------
                  <table class="moz-email-headers-table" border="0"
                    cellpadding="0" cellspacing="0">
                    <tbody>
                      <tr>
                        <th align="RIGHT" nowrap="nowrap"
                          valign="BASELINE">Subject: </th>
                        <td>reminder -- 6tisch security call *tomorrow*,
                          Wed Jan 14, 2015, 11am EST (dial-in info at
                          bottom)</td>
                      </tr>
                      <tr>
                        <th align="RIGHT" nowrap="nowrap"
                          valign="BASELINE">Date: </th>
                        <td>Tue, 13 Jan 2015 19:37:04 -0500</td>
                      </tr>
                      <tr>
                        <th align="RIGHT" nowrap="nowrap"
                          valign="BASELINE">From: </th>
                        <td>Rene Struik <a moz-do-not-send="true"
                            class="moz-txt-link-rfc2396E"
                            href="mailto:rstruik.ext@gmail.com">&lt;rstruik.ext@gmail.com&gt;</a></td>
                      </tr>
                      <tr>
                        <th align="RIGHT" nowrap="nowrap"
                          valign="BASELINE">To: </th>
                        <td>tisch-security <a moz-do-not-send="true"
                            class="moz-txt-link-rfc2396E"
                            href="mailto:6tisch-security@ietf.org">&lt;6tisch-security@ietf.org&gt;</a></td>
                      </tr>
                    </tbody>
                  </table>
                  <br>
                  <br>
                  <meta content="text/html; charset=utf-8"
                    http-equiv="Content-Type">
                  <div class="moz-cite-prefix">Dear colleagues:<br>
                    <br>
                    Just a quick reminder that we *do* have a conf call
                    tomorrow, Wed Jan 14, 2015, 11am EST.<br>
                    <br>
                    Currently, the main agenda item is item #4b of last
                    week: input to the 6tisch architecture draft. It
                    would also be good to have some more comments on the
                    draft I posted.<br>
                    <br>
                    Minutes of calls later tonight (sorry - extremely
                    busy). For conf call dial-in info, see bottom of
                    email.<br>
                    <br>
                    Best regards, Rene<br>
                    <br>
                    ==<br>
                    Note: next week's call is on Wed Jan 14, 2015, 11am
                    EST.<br>
                    <br>
                    On 1/6/2015 11:48 AM, Rene Struik wrote:<br>
                  </div>
                  <blockquote cite="mid:54AC11F5.3060907@gmail.com"
                    type="cite">
                    <meta http-equiv="content-type" content="text/html;
                      charset=utf-8">
                    Dear colleagues:<br>
                    <br>
                    Happy New Year!<br>
                    <br>
                    According to the agreed-upon 6tisch security conf
                    call schedule, we will resume the conference call
                    series today, Tue Jan 6, 2015, 5pm EST.<br>
                    <br>
                    I propose we continue the discussion where we left
                    off prior to Christmas (essentially, item 3c below),
                    except that we may have a short presentation first
                    (item #2).<br>
                    <br>
                    Agenda:<br>
                    1) administrativia {agenda bashing/minutes}<br>
                    2) {still to be confirmed} presentation Giuseppe
                    Piro <br>
                    3) join protocol details<br>
                    -- a) (done) status update MAC behavior<br>
                    -- b) (brief!) recap of routing/communication flow
                    aspects<br>
                    -- c) incremental deployment aspects<br>
                    4) input 6tisch security to other 6tisch documents<br>
                    -- a) terminology draft<br>
                    -- b) architecture draft<br>
                    <br>
                    Conf call time: 5pm EST = 7am Japan = 2pm PST = 11pm
                    Paris time. {The next call, on January 6, 2014) is
                    also at 5pm EST (see schedule till half of January
                    2015)}.<br>
                    Note: next week's call is on Wed Jan 14, 2015, 11am
                    EST.<br>
                    <div class="moz-forward-container"><br>
                      Dial-in info at end of this email.<br>
                      <br>
                      Best regards, <br>
                      <br>
                      Rene<br>
                      <br>
                      -------- Forwarded Message --------
                      <table class="moz-email-headers-table" border="0"
                        cellpadding="0" cellspacing="0">
                        <tbody>
                          <tr>
                            <th align="RIGHT" nowrap="nowrap"
                              valign="BASELINE">Subject: </th>
                            <td>Suggested agenda for 6tisch security
                              call of *today*, Tue December 16, 2014,
                              5pm EST (dial-in info at bottom)</td>
                          </tr>
                          <tr>
                            <th align="RIGHT" nowrap="nowrap"
                              valign="BASELINE">Date: </th>
                            <td>Tue, 16 Dec 2014 09:21:20 -0500</td>
                          </tr>
                          <tr>
                            <th align="RIGHT" nowrap="nowrap"
                              valign="BASELINE">From: </th>
                            <td>Rene Struik <a moz-do-not-send="true"
                                class="moz-txt-link-rfc2396E"
                                href="mailto:rstruik.ext@gmail.com">&lt;rstruik.ext@gmail.com&gt;</a></td>
                          </tr>
                          <tr>
                            <th align="RIGHT" nowrap="nowrap"
                              valign="BASELINE">To: </th>
                            <td>tisch-security <a
                                moz-do-not-send="true"
                                class="moz-txt-link-rfc2396E"
                                href="mailto:6tisch-security@ietf.org">&lt;6tisch-security@ietf.org&gt;</a></td>
                          </tr>
                        </tbody>
                      </table>
                      <br>
                      <br>
                      <meta http-equiv="content-type"
                        content="text/html; charset=utf-8">
                      Dear colleagues:<br>
                      <br>
                      I propose we continue the discussion where we left
                      off last week. <br>
                      <br>
                      Agenda:<br>
                      1) administrativia {agenda bashing/minutes}<br>
                      2) join protocol details<br>
                      -- a) (brief!) status update MAC behavior<br>
                      -- b) continuation of routing/communication flow
                      aspects {last week, we did not finish the only two
                      slides on this<br>
                      3) input 6tisch security to other 6tisch documents<br>
                      <br>
                      Conf call time: 5pm EST = 7am Japan = 2pm PST =
                      11pm Paris time. {The next call, on January 6,
                      2014) is also at 5pm EST (see schedule till half
                      of January 2015)}.<br>
                      <div class="moz-forward-container"><br>
                        Dial-in info at end of this email.<br>
                        <br>
                        Best regards, <br>
                        <br>
                        Rene<br>
                        <br>
                        -------- Forwarded Message --------
                        <table class="moz-email-headers-table"
                          border="0" cellpadding="0" cellspacing="0">
                          <tbody>
                            <tr>
                              <th align="RIGHT" nowrap="nowrap"
                                valign="BASELINE">Subject: </th>
                              <td>suggested agenda for 6tisch security
                                call of tomorrow, Tue December 9, 2014,
                                9am EST (dial-in info at bottom)</td>
                            </tr>
                            <tr>
                              <th align="RIGHT" nowrap="nowrap"
                                valign="BASELINE">Date: </th>
                              <td>Mon, 08 Dec 2014 17:16:40 -0500</td>
                            </tr>
                            <tr>
                              <th align="RIGHT" nowrap="nowrap"
                                valign="BASELINE">From: </th>
                              <td>Rene Struik <a moz-do-not-send="true"
                                  class="moz-txt-link-rfc2396E"
                                  href="mailto:rstruik.ext@gmail.com">&lt;rstruik.ext@gmail.com&gt;</a></td>
                            </tr>
                            <tr>
                              <th align="RIGHT" nowrap="nowrap"
                                valign="BASELINE">To: </th>
                              <td>tisch-security <a
                                  moz-do-not-send="true"
                                  class="moz-txt-link-rfc2396E"
                                  href="mailto:6tisch-security@ietf.org">&lt;6tisch-security@ietf.org&gt;</a></td>
                            </tr>
                          </tbody>
                        </table>
                        <br>
                        <br>
                        <meta http-equiv="content-type"
                          content="text/html; charset=utf-8">
                        Dear colleagues:<br>
                        <br>
                        For last week's Tue Dec 2, 2014, 9am EST conf
                        call I prepared some material and posted prior
                        to the call. During the call, we discussed all
                        MAC-related aspects relevant for the join
                        protocol and did not discuss higher-layer
                        aspects I prepared material for yet. I suggest
                        we continue the systematic discussion of last
                        week and take that topic on now.<br>
                        <br>
                        This leads to the following suggested agenda for
                        this week (essentially a continuation of last
                        week's one):<br>
                        <br>
                        Same as last week's, except with<br>
                        #1a-b) focus on routing/communication flow
                        related aspects join protocol;<br>
                        #2a): confirm concensus on MAC (as discussed
                        last week) and routing/communication flow
                        aspects<br>
                        #2c) {as consequence of two items above} what to
                        squeeze into architecture draft<br>
                        <br>
                        The detailed agenda and dial-in info is below
                        (#A, resp. #B).<br>
                        <br>
                        Best regards, Rene<br>
                        <br>
                        <u>A) Suggested agenda Tue Dec 9, 2014, 9am EST
                          call</u><br>
                        <br>
                        Proposed agenda:<br>
                        <br>
                        0) Agenda bashing<br>
                        <br>
                        1) Join protocol details<br>
                        <blockquote>a) desired properties<br>
                          b) realizable properties<br>
                          <br>
                          #1a-b) focus on routing/communication flow
                          related aspects join protocol (we discussed
                          MAC-related join-relevant aspects during the
                          conf call of Tue Dec 2, 2014, 9am EST).<br>
                          For slides, see <a moz-do-not-send="true"
                            class="moz-txt-link-freetext"
href="https://drive.google.com/folderview?id=0B2a6Ilxu1XfCNF9JaXR1ZXlzZlU&amp;usp=sharing">https://drive.google.com/folderview?id=0B2a6Ilxu1XfCNF9JaXR1ZXlzZlU&amp;usp=sharing</a>
                          (same slides as sent out prior to Dec 2, 2014,
                          9am EST call)<br>
                          Relevant slides: Slides 23-25 (contained in
                          entire slide deck (ppt), but also in excerpt
                          (pdf))<br>
                        </blockquote>
                        2) Next steps:<br>
                                a) consensus on 1#a and 1#b<br>
                        <blockquote>#2a): confirm consensus on MAC (as
                          discussed last week) and routing/communication
                          flow aspects<br>
                          #2c) {as consequence of two items above} what
                          to squeeze into architecture draft<br>
                        </blockquote>
                                b) form tiger team to work out details<br>
                                    - project phases<br>
                                    - communication of sub-results<br>
                                c) what to squeeze into architecture
                        draft, etc.<br>
                        <br>
                        I will prepare material to facilitate discussion
                        on 1) and 2), to be discussed during the call.<br>
                        <br>
                        <u>B) Dial-in information:</u><br>
                        <pre wrap="">English : New York Time 6tisch security
Tuesday, December 9, 2014 | 9:00 am Eastern Standard Time (GMT-05:00)
Meeting number:   641 709 118
Meeting password: joinjoin
Audio connection:
      1-877-668-4493 Call-in toll free number (US/Canada)
      1-650-479-3208 Call-in toll number (US/Canada)

Access code: 641 709 118
Meeting link:
        <a moz-do-not-send="true" class="moz-txt-link-freetext" href="https://ietf.webex.com/ietf/j.php?MTID=m1aa12258a83109b4ae291fb0c2bd92d6">https://ietf.webex.com/ietf/j.php?MTID=m1aa12258a83109b4ae291fb0c2bd92d6</a>

The etherpad we have used is at:
       <a moz-do-not-send="true" class="moz-txt-link-freetext" href="http://etherpad.tools.ietf.org:9000/p/6tisch-security-6top-xml.txt">http://etherpad.tools.ietf.org:9000/p/6tisch-security-6top-xml.txt</a>
</pre>
                        <br>
                        <br>
                        <pre class="moz-signature" cols="72">-- 
email: <a moz-do-not-send="true" class="moz-txt-link-abbreviated" href="mailto:rstruik.ext@gmail.com">rstruik.ext@gmail.com</a> | Skype: rstruik
cell: +1 (647) 867-5658 | US: +1 (415) 690-7363</pre>
                        <br>
                      </div>
                      <br>
                      <br>
                    </div>
                    <br>
                  </blockquote>
                  <br>
                  <br>
                  <pre class="moz-signature" cols="72">-- 
email: <a moz-do-not-send="true" class="moz-txt-link-abbreviated" href="mailto:rstruik.ext@gmail.com">rstruik.ext@gmail.com</a> | Skype: rstruik
cell: +1 (647) 867-5658 | US: +1 (415) 690-7363</pre>
                  <br>
                </div>
                <br>
              </blockquote>
              <br>
              <br>
              <pre class="moz-signature" cols="72">-- 
email: <a moz-do-not-send="true" class="moz-txt-link-abbreviated" href="mailto:rstruik.ext@gmail.com">rstruik.ext@gmail.com</a> | Skype: rstruik
cell: +1 (647) 867-5658 | US: +1 (415) 690-7363</pre>
            </blockquote>
            <br>
            <br>
            <pre class="moz-signature" cols="72">-- 
email: <a moz-do-not-send="true" class="moz-txt-link-abbreviated" href="mailto:rstruik.ext@gmail.com">rstruik.ext@gmail.com</a> | Skype: rstruik
cell: +1 (647) 867-5658 | US: +1 (415) 690-7363</pre>
          </blockquote>
          <br>
          <br>
          <pre class="moz-signature" cols="72">-- 
email: <a moz-do-not-send="true" class="moz-txt-link-abbreviated" href="mailto:rstruik.ext@gmail.com">rstruik.ext@gmail.com</a> | Skype: rstruik
cell: +1 (647) 867-5658 | US: +1 (415) 690-7363</pre>
        </blockquote>
        <br>
        <br>
        <pre class="moz-signature" cols="72">-- 
email: <a moz-do-not-send="true" class="moz-txt-link-abbreviated" href="mailto:rstruik.ext@gmail.com">rstruik.ext@gmail.com</a> | Skype: rstruik
cell: +1 (647) 867-5658 | US: +1 (415) 690-7363</pre>
      </blockquote>
      <br>
      <br>
      <pre class="moz-signature" cols="72">-- 
email: <a moz-do-not-send="true" class="moz-txt-link-abbreviated" href="mailto:rstruik.ext@gmail.com">rstruik.ext@gmail.com</a> | Skype: rstruik
cell: +1 (647) 867-5658 | US: +1 (415) 690-7363</pre>
    </blockquote>
    <br>
    <br>
    <pre class="moz-signature" cols="72">-- 
email: <a class="moz-txt-link-abbreviated" href="mailto:rstruik.ext@gmail.com">rstruik.ext@gmail.com</a> | Skype: rstruik
cell: +1 (647) 867-5658 | US: +1 (415) 690-7363</pre>
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From nobody Fri Jan 30 16:34:36 2015
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From: Michael Richardson <mcr+ietf@sandelman.ca>
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Subject: Re: [6tisch-security] [6lo] Comments needed for Security Bootstrapping of IEEE 802.15.4 based Internet of Things
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I have added a number of CCs, I think that this fits into ANIMA best.

Hedanping (Ana) <ana.hedanping@huawei.com> wrote:
    > A new draft is submitted, it's about the security bootstrapping
    > architecture and methods for IoT networks that implement IETF protoco=
ls
    > (e.g. 6LoWPAN, 6lo, RPL, AODV, DSR) over IEEE 802.15.4.

    > Two types of bootstrapping methods are developed: network level
    > bootstrapping and joining device level bootstrapping

    > The link is:
    > http://tools.ietf.org/html/draft-he-iot-security-bootstrapping-00

I read the document with great interest.
I found that you explained the incremental boot-strapping process quite wel=
l,
and nobody has clearly articulated the process yet.  People have just assum=
ed
that everyone knows this process, but really it needs to get written down, =
so
I thank you for doing that.

Given that:

   Because IEEE 802.15.4 maximum payload size is 128 Bytes, a standard
   security bootstrapping protocol should be light-weight with low
   complexity.  The protocol must allow for commissioning of devices

I was surprised that the draft then suggested EAP with PANA as a transport:

   If EAP is used, PANA can be used to relay the authentication message
   from configured FFDs to 6LBR.  If the validation is successful, the
   IP address and network key are generated and delivered to the FFD.

But, EAP-TLS with PANA is exactly what the Zigbee IP specification has
specified.  Do you envision any changes from that specification?
A minority of people had prefered this mechanism for 6tisch-security, but
none stepped forward to write up that mechanism.   Perhaps this draft could
fulfill that need?

You write that the IP address would be generated; usually that occurs via
distribution of PIOs via ND (router-adveristments) or RPL.  Were you going =
to
suggest something else here?

From=20the ANIMA and 6tisch-security point of view, my view is that this is=
 all
about the choice of certificates for the TLS setup.  Do you have any view on
how that might work?

The 6tisch-security bootstrap process aims to create a
YANG/CBOR-over-CoAP-over-DTLS session between a Join Coordinator and the
Joining Node: over that management link, security (and timeslot scheduling)
would be provisioned.

=2D-
Michael Richardson <mcr+IETF@sandelman.ca>, Sandelman Software Works
 -=3D IPv6 IoT consulting =3D-




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