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Subject: [Curdle] curdle - New Meeting Session Request for IETF 95
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A new meeting session request has just been submitted by Rich Salz, a Chair of the curdle working group.


---------------------------------------------------------
Working Group Name: CURves, Deprecating and a Little more Encryption
Area Name: Security Area
Session Requester: Rich Salz

Number of Sessions: 1
Length of Session(s):  1 Hour
Number of Attendees: 50
Conflicts to Avoid: 
 First Priority:  saag tls acme ipsecme




Special Requests:
  
---------------------------------------------------------


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From: Daniel Migault <daniel.migault@ericsson.com>
To: "curdle@ietf.org" <curdle@ietf.org>
Thread-Topic: Call for Adoption 
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Subject: [Curdle] Call for Adoption
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Hi,

We wish you a happy new year 2016, and start the year with a call for adopt=
ion of the following drafts. Please indicate whether you support or not the=
 adoption of these drafts by January 19.



If adoption of the curves and EdDSA seems quite complete, another part of t=
he WG milestones concerns deprecation and recommendations for cryptographic=
 algorithm. Feel free to share by January 19 which protocols you would like=
 to see addressed (PKIX, DNS, ...) or submit a draft by January 26.



https://tools.ietf.org/html/draft-bjh21-ssh-ed25519-02

https://tools.ietf.org/html/draft-josefsson-ssh-curves-00

https://tools.ietf.org/html/draft-sury-dnskey-ed25519-03

https://tools.ietf.org/html/draft-sury-dnskey-ed448-00

https://tools.ietf.org/html/draft-josefsson-pkix-newcurves-01

https://tools.ietf.org/html/draft-josefsson-pkix-eddsa-04

 Daniel and Rich



[Ericsson]<http://www.ericsson.com/>

DANIEL MIGAULT
Researcher
Research

Ericsson
8500 Boulevard Decarie
H4P 2N2 Montreal, Canada
Phone +1 514 345 7900 46628
Mobile +1 514 452 2160
daniel.migault@ericsson.com
www.ericsson.com


[http://www.ericsson.com/current_campaign]<http://www.ericsson.com/current_=
campaign>

Legal entity: Ericsson Canada Inc., registered office in Montreal. This Com=
munication is Confidential. We only send and receive email on the basis of =
the terms set out at www.ericsson.com/email_disclaimer<http://www.ericsson.=
com/email_disclaimer>

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<p class=3D"MsoPlainText">Hi,<o:p></o:p></p>
<p class=3D"MsoPlainText"><o:p></o:p></p>
<p class=3D"MsoPlainText">We wish you a happy new year 2016, and start the =
year with a call for adoption of the following drafts. Please indicate whet=
her you support or not the adoption of these drafts by January 19. &nbsp;<o=
:p></o:p></p>
<p class=3D"MsoPlainText">&nbsp;<o:p></o:p></p>
<p class=3D"MsoPlainText">If adoption of the curves and EdDSA seems quite c=
omplete, another part of the WG milestones concerns deprecation and recomme=
ndations for cryptographic algorithm. Feel free to share by January 19 whic=
h protocols you would like to see
 addressed (PKIX, DNS, ...) or submit a draft by January 26.<o:p></o:p></p>
<p class=3D"MsoPlainText"><o:p>&nbsp;</o:p></p>
<p class=3D"MsoPlainText"><a href=3D"https://tools.ietf.org/html/draft-bjh2=
1-ssh-ed25519-02">https://tools.ietf.org/html/draft-bjh21-ssh-ed25519-02</a=
><o:p></o:p></p>
<p class=3D"MsoPlainText"><a href=3D"https://tools.ietf.org/html/draft-jose=
fsson-ssh-curves-00">https://tools.ietf.org/html/draft-josefsson-ssh-curves=
-00</a><o:p></o:p></p>
<p class=3D"MsoPlainText"><a href=3D"https://tools.ietf.org/html/draft-sury=
-dnskey-ed25519-03">https://tools.ietf.org/html/draft-sury-dnskey-ed25519-0=
3</a><o:p></o:p></p>
<p class=3D"MsoPlainText"><a href=3D"https://tools.ietf.org/html/draft-sury=
-dnskey-ed448-00">https://tools.ietf.org/html/draft-sury-dnskey-ed448-00</a=
><o:p></o:p></p>
<p class=3D"MsoPlainText"><a href=3D"https://tools.ietf.org/html/draft-jose=
fsson-pkix-newcurves-01">https://tools.ietf.org/html/draft-josefsson-pkix-n=
ewcurves-01</a><o:p></o:p></p>
<p class=3D"MsoPlainText"><a href=3D"https://tools.ietf.org/html/draft-jose=
fsson-pkix-eddsa-04">https://tools.ietf.org/html/draft-josefsson-pkix-eddsa=
-04</a><o:p></o:p></p>
<p class=3D"MsoPlainText"><o:p></o:p></p>
<p class=3D"MsoPlainText">&nbsp;Daniel and Rich<o:p></o:p></p>
<p class=3D"MsoNormal"><o:p>&nbsp;</o:p></p>
<p class=3D"MsoNormal"><o:p>&nbsp;</o:p></p>
<p class=3D"MsoNormal"><span style=3D"font-size:12.0pt;font-family:&quot;Ti=
mes New Roman&quot;,&quot;serif&quot;"><o:p>&nbsp;</o:p></span></p>
<p class=3D"MsoNormal" style=3D"margin-bottom:12.0pt"><a href=3D"http://www=
.ericsson.com/" target=3D"_blank"><span style=3D"font-size:10.0pt;font-fami=
ly:&quot;Arial&quot;,&quot;sans-serif&quot;;color:blue;text-decoration:none=
"><img border=3D"0" width=3D"68" height=3D"60" id=3D"_x0000_i1026" src=3D"c=
id:image001.gif@01D14D49.BC57D840" alt=3D"Ericsson"></span></a><span style=
=3D"font-size:10.0pt;font-family:&quot;Arial&quot;,&quot;sans-serif&quot;">=
<br>
<br>
</span><span style=3D"font-size:12.0pt;font-family:&quot;Times New Roman&qu=
ot;,&quot;serif&quot;"><o:p></o:p></span></p>
<p class=3D"MsoNormal"><b><span style=3D"font-size:10.0pt;font-family:&quot=
;Arial&quot;,&quot;sans-serif&quot;;color:#333333">DANIEL MIGAULT
</span></b><span style=3D"font-size:10.0pt;font-family:&quot;Arial&quot;,&q=
uot;sans-serif&quot;;color:#333333"><br>
Researcher <br>
Research</span><span style=3D"font-size:12.0pt;font-family:&quot;Times New =
Roman&quot;,&quot;serif&quot;;color:#333333"><o:p></o:p></span></p>
<p class=3D"MsoNormal"><span style=3D"font-size:12.0pt;font-family:&quot;Ti=
mes New Roman&quot;,&quot;serif&quot;;color:#333333"><br>
</span><b><span style=3D"font-size:10.0pt;font-family:&quot;Arial&quot;,&qu=
ot;sans-serif&quot;;color:#333333">Ericsson</span></b><span style=3D"font-s=
ize:10.0pt;font-family:&quot;Arial&quot;,&quot;sans-serif&quot;;color:#3333=
33"><br>
8500 Boulevard Decarie<br>
H4P 2N2 Montreal, Canada<br>
Phone &#43;1 514 345 7900 46628<br>
Mobile &#43;1 514 452 2160<br>
daniel.migault@ericsson.com<br>
www.ericsson.com </span><span style=3D"font-size:12.0pt;font-family:&quot;T=
imes New Roman&quot;,&quot;serif&quot;;color:#333333"><o:p></o:p></span></p=
>
<p class=3D"MsoNormal"><span style=3D"font-size:9.0pt;font-family:&quot;Ari=
al&quot;,&quot;sans-serif&quot;"><br>
<br>
</span><a href=3D"http://www.ericsson.com/current_campaign" target=3D"_blan=
k"><span style=3D"font-size:9.0pt;font-family:&quot;Arial&quot;,&quot;sans-=
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<p class=3D"MsoNormal"><span style=3D"font-size:12.0pt;font-family:&quot;Ti=
mes New Roman&quot;,&quot;serif&quot;"><o:p>&nbsp;</o:p></span></p>
<p class=3D"MsoNormal"><span style=3D"font-size:8.0pt;font-family:&quot;Ari=
al&quot;,&quot;sans-serif&quot;;color:#333333">Legal entity: Ericsson Canad=
a Inc., registered office in Montreal. This Communication is Confidential. =
We only send and receive email on the basis of the terms
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--_005_2DD56D786E600F45AC6BDE7DA4E8A8C1121B1409eusaamb107erics_--


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Subject: Re: [Curdle] Call for Adoption
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Daniel Migault wrote:
> Hi,
> 
> We wish you a happy new year 2016, and start the year with a call for adoption of the following drafts. Please indicate whether you support or not the adoption of these drafts by January 19.
> 
> 
> 
> If adoption of the curves and EdDSA seems quite complete, another part of the WG milestones concerns deprecation and recommendations for cryptographic algorithm. Feel free to share by January 19 which protocols you would like to see addressed (PKIX, DNS, ...) or submit a draft by January 26.

Hi,

I am one of the co-authors for these two drafts:

> https://tools.ietf.org/html/draft-sury-dnskey-ed25519-03

> https://tools.ietf.org/html/draft-sury-dnskey-ed448-00

I support adoption of these two documents by the working group, and can
commit to reviewing them.  (Well, at least the DNS protocol parts.)

By the way, as far as implementation status goes, I know of one
DNS implementation that has started working on Ed25519 support:

    http://blog.powerdns.com/2015/12/24/technical-preview-releases-of-authoritative-server-recursor-and-dnsdist/

    "Experimental ed25519 signing support based on
    draft-sury-dnskey-ed25519-03."

-- 
Robert Edmonds


From nobody Tue Jan 12 12:36:39 2016
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+1 from me as the second co-author on my drafts.  We will probably submit u=
pdated drafts before January 26 anyway, the update is slowly finding its wa=
y to the top of my TODO list.

Cheers,
Ondrej

--
 Ond=C5=99ej Sur=C3=BD -- Technical Fellow
 --------------------------------------------
 CZ.NIC, z.s.p.o.    --     Laborato=C5=99e CZ.NIC
 Milesovska 5, 130 00 Praha 3, Czech Republic
 mailto:ondrej.sury@nic.cz    https://nic.cz/
 --------------------------------------------

----- Original Message -----
> From: "Robert Edmonds" <edmonds@mycre.ws>
> To: "Daniel Migault" <daniel.migault@ericsson.com>
> Cc: "Ond=C5=99ej Sur=C3=BD" <ondrej@sury.org>, curdle@ietf.org, curdle-ch=
airs@ietf.org
> Sent: Tuesday, January 12, 2016 9:26:59 PM
> Subject: Re: [Curdle] Call for Adoption

> Daniel Migault wrote:
>> Hi,
>>=20
>> We wish you a happy new year 2016, and start the year with a call for ad=
option
>> of the following drafts. Please indicate whether you support or not the
>> adoption of these drafts by January 19.
>>=20
>>=20
>>=20
>> If adoption of the curves and EdDSA seems quite complete, another part o=
f the WG
>> milestones concerns deprecation and recommendations for cryptographic
>> algorithm. Feel free to share by January 19 which protocols you would li=
ke to
>> see addressed (PKIX, DNS, ...) or submit a draft by January 26.
>=20
> Hi,
>=20
> I am one of the co-authors for these two drafts:
>=20
>> https://tools.ietf.org/html/draft-sury-dnskey-ed25519-03
>=20
>> https://tools.ietf.org/html/draft-sury-dnskey-ed448-00
>=20
> I support adoption of these two documents by the working group, and can
> commit to reviewing them.  (Well, at least the DNS protocol parts.)
>=20
> By the way, as far as implementation status goes, I know of one
> DNS implementation that has started working on Ed25519 support:
>=20
>    http://blog.powerdns.com/2015/12/24/technical-preview-releases-of-auth=
oritative-server-recursor-and-dnsdist/
>=20
>    "Experimental ed25519 signing support based on
>    draft-sury-dnskey-ed25519-03."
>=20
> --
> Robert Edmonds
>=20
> _______________________________________________
> Curdle mailing list
> Curdle@ietf.org
> https://www.ietf.org/mailman/listinfo/curdle


From nobody Tue Jan 12 13:44:59 2016
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From: Ilari Liusvaara <ilariliusvaara@welho.com>
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On Tue, Jan 12, 2016 at 07:58:46PM +0000, Daniel Migault wrote:
> Hi,
> 
> We wish you a happy new year 2016, and start the year with a call for adoption of the following drafts. Please indicate whether you support or not the adoption of these drafts by January 19.
> 
> 
> 
> If adoption of the curves and EdDSA seems quite complete, another part of the WG milestones concerns deprecation and recommendations for cryptographic algorithm. Feel free to share by January 19 which protocols you would like to see addressed (PKIX, DNS, ...) or submit a draft by January 26.
> 
> 
> 
> https://tools.ietf.org/html/draft-bjh21-ssh-ed25519-02

Support.

(Some obsolete refs, maybe also merge Ed448 if it makes out
fast enough).

> https://tools.ietf.org/html/draft-josefsson-ssh-curves-00

Support.

(looks like one paragraph assumes keys are 32 octets, where those
might also be 56).

> https://tools.ietf.org/html/draft-sury-dnskey-ed25519-03

Support.

> https://tools.ietf.org/html/draft-sury-dnskey-ed448-00

Why is this separate from Ed25519 draft? Due to CFRG draft stuff?

Expected to merge with Ed25519 draft later if CFRG-EDDSA makes
out?

Anyway: I think this should be done one way or another.

> https://tools.ietf.org/html/draft-josefsson-pkix-newcurves-01

I don't think mixing ECDH and signature keys is a good idea. However,
this approach would be good for ECDH keys, which I do have heard
requests for.

That is, drop PH and add SHOULD for using the ECDH algorithm.

> https://tools.ietf.org/html/draft-josefsson-pkix-eddsa-04

Support.


-Ilari


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Hi Ilari,

>> https://tools.ietf.org/html/draft-sury-dnskey-ed25519-03
>=20
> Support.
>=20
>> https://tools.ietf.org/html/draft-sury-dnskey-ed448-00
>=20
> Why is this separate from Ed25519 draft?

The benefit of Ed448 for DNSSEC is doubtful, thus we wanted to separate the=
 two drafts so we can drop Ed448 if the DNS folks come to consensus that it=
's not needed at all.

Also we thought that adding Ed25519 to DNSSEC won't raise any objections so=
 it might be just faster to split it into separate document so we can fast =
forward this into the RFC.  As opposed to Ed448 where we might have a lengt=
hy discussion.

> Due to CFRG draft stuff?
>=20
> Expected to merge with Ed25519 draft later if CFRG-EDDSA makes
> out?

We expect to merge if there's a strong support for Ed448 in DNSSEC.

> Anyway: I think this should be done one way or another.

I am fine with merging if it won't stall Ed25519 progress.

Cheers,
--
 Ond=C5=99ej Sur=C3=BD -- Technical Fellow
 --------------------------------------------
 CZ.NIC, z.s.p.o.    --     Laborato=C5=99e CZ.NIC
 Milesovska 5, 130 00 Praha 3, Czech Republic
 mailto:ondrej.sury@nic.cz    https://nic.cz/
 --------------------------------------------


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To: Daniel Migault <daniel.migault@ericsson.com>, "curdle@ietf.org" <curdle@ietf.org>
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From: Rob Stradling <rob.stradling@comodo.com>
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Date: Wed, 13 Jan 2016 14:38:39 +0000
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Subject: Re: [Curdle] Call for Adoption
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On 12/01/16 19:58, Daniel Migault wrote:
> Hi,
>
> We wish you a happy new year 2016, and start the year with a call for
> adoption of the following drafts. Please indicate whether you support or
> not the adoption of these drafts by January 19.
<snip>
> https://tools.ietf.org/html/draft-josefsson-pkix-newcurves-01
> https://tools.ietf.org/html/draft-josefsson-pkix-eddsa-04

I support adoption of these two drafts.

ISTM that it might make sense to combine them into one document; or, for 
simplicity's sake, it might make sense to only standardize one of the 
two approaches [1].  But let's adopt, then discuss.


[1] https://www.ietf.org/mail-archive/web/pkix/current/msg33401.html

-- 
Rob Stradling
Senior Research & Development Scientist
COMODO - Creating Trust Online


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To: Curdle Chairs <curdle-chairs@ietf.org>
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Comments: In-reply-to: Daniel Migault <daniel.migault@ericsson.com> message dated "Tue, 12 Jan 2016 19:58:46 +0000."
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Cc: Curdle <curdle@ietf.org>, ietf-ssh@NetBSD.org
Subject: Re: [Curdle] Call for Adoption
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Hi,

Over on the ietf-ssh@NetBSD.org list, Stephen Farrell suggested that I
see if I could add

  https://datatracker.ietf.org/doc/draft-baushke-ssh-dh-group-sha2 

under the curdle charter. 

The draft deprecates a Secure Shell (SSH) key exchange algorithm
(Diffie-Hellman group1 - a 768-bit MODP group) and recommends
replacement with stronger Diffie-Hellman MODP groups (groups 14, 15,
16).

The draft does have two interoperable implementations that have
implemented it.

Does it fit well enough into the curdle charter to be added here?

	Thank you,
	-- Mark

 ------- forwarded message -------
From: Stephen Farrell <stephen.farrell@cs.tcd.ie>
Date: Wed, 13 Jan 2016 10:34:05 +0000
Subject: Re: draft-baushke-ssh-dh-group-sha2-01 (was Re: DH group exchange)

Hiya,

On 13/01/16 09:21, Mark D. Baushke wrote:
> Hi,
> 
> URL: https://datatracker.ietf.org/doc/draft-baushke-ssh-dh-group-sha2
> 
> I believe that OpenSSH and Dropbear SSH have both implemented interoperable
> versions using the current 01 version at this point in time.
> 
> I would be interested in hearing if any other implementations have
> adopted these new DH groups.
> 
> Are there any additional comments or changes needed for the draft before
> we can move to the next step in the process?
> 
> Hmmm... What is next? Getting 'AD is watching' or is it getting a
> document shepherd?

There's no active SSH WG, but there is the curdle WG. Its
charter [1] however is limited in terms of what it's
allowed to add to protocols. OTOH, this is not defining any
new groups, just updating codepoints, including deprecating
one (to NOT RECOMMENDED). So the draft could fit there on
that basis I guess. So I'd say send a mail to the curdle
list and suggest this be adopted there.

If that doesn't work I can look at AD sponsoring it, but
since one of the reasons to setup curdle was to avoid too
many of these being AD sponsored, please try there first.

Cheers,
S.

[1] https://tools.ietf.org/wg/curdle

> 
> 	Thank you,
> 	-- Mark


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From: Daniel Migault <daniel.migault@ericsson.com>
To: "mdb@juniper.net" <mdb@juniper.net>, Curdle Chairs <curdle-chairs@ietf.org>
Thread-Topic: [Curdle] Call for Adoption 
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Subject: Re: [Curdle] Call for Adoption
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 Hi,
=20
 Thanks for the suggestion. I think it falls into the scope of the WG.
=20
 The question I would have is whether it would make sense to extend the=20
 document to the crypto suites others than DH - i.e. encryption mac. =20
 This would result in a document providing cryptographic=20
 recommendations for SSH and have this document regularly updated as=20
 crypto evolves. Any opinion ?
=20
 BR,
 Daniel

-----Original Message-----
From: mdb@juniper.net [mailto:mdb@juniper.net]=20
Sent: Wednesday, January 13, 2016 10:40 AM
To: Curdle Chairs
Cc: Curdle; ietf-ssh@NetBSD.org
Subject: Re: [Curdle] Call for Adoption=20

Hi,

Over on the ietf-ssh@NetBSD.org list, Stephen Farrell suggested that I see =
if I could add

  https://datatracker.ietf.org/doc/draft-baushke-ssh-dh-group-sha2=20

under the curdle charter.=20

The draft deprecates a Secure Shell (SSH) key exchange algorithm (Diffie-He=
llman group1 - a 768-bit MODP group) and recommends replacement with strong=
er Diffie-Hellman MODP groups (groups 14, 15, 16).

The draft does have two interoperable implementations that have implemented=
 it.

Does it fit well enough into the curdle charter to be added here?

	Thank you,
	-- Mark

 ------- forwarded message -------
From: Stephen Farrell <stephen.farrell@cs.tcd.ie>
Date: Wed, 13 Jan 2016 10:34:05 +0000
Subject: Re: draft-baushke-ssh-dh-group-sha2-01 (was Re: DH group exchange)

Hiya,

On 13/01/16 09:21, Mark D. Baushke wrote:
> Hi,
>=20
> URL: https://datatracker.ietf.org/doc/draft-baushke-ssh-dh-group-sha2
>=20
> I believe that OpenSSH and Dropbear SSH have both implemented=20
> interoperable versions using the current 01 version at this point in time=
.
>=20
> I would be interested in hearing if any other implementations have=20
> adopted these new DH groups.
>=20
> Are there any additional comments or changes needed for the draft=20
> before we can move to the next step in the process?
>=20
> Hmmm... What is next? Getting 'AD is watching' or is it getting a=20
> document shepherd?

There's no active SSH WG, but there is the curdle WG. Its charter [1] howev=
er is limited in terms of what it's allowed to add to protocols. OTOH, this=
 is not defining any new groups, just updating codepoints, including deprec=
ating one (to NOT RECOMMENDED). So the draft could fit there on that basis =
I guess. So I'd say send a mail to the curdle list and suggest this be adop=
ted there.

If that doesn't work I can look at AD sponsoring it, but since one of the r=
easons to setup curdle was to avoid too many of these being AD sponsored, p=
lease try there first.

Cheers,
S.

[1] https://tools.ietf.org/wg/curdle

>=20
> 	Thank you,
> 	-- Mark


From nobody Wed Jan 13 08:40:33 2016
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Subject: Re: [Curdle] Call for Adoption
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On Wed, Jan 13, 2016 at 8:31 AM, Daniel Migault
<daniel.migault@ericsson.com> wrote:
>  Hi,
>
>  Thanks for the suggestion. I think it falls into the scope of the WG.
>
>  The question I would have is whether it would make sense to extend the
>  document to the crypto suites others than DH - i.e. encryption mac.
>  This would result in a document providing cryptographic
>  recommendations for SSH and have this document regularly updated as
>  crypto evolves. Any opinion ?

I'd prefer to prioritize the already deployed Curve25519 and Ed25519
work over crypto recommendations which other groups can develop. We
also should consider aes-gcm@openssh.com to be added as this addresses
a corner case in the spec which makes AEAD complex.

>
>  BR,
>  Daniel
>
> -----Original Message-----
> From: mdb@juniper.net [mailto:mdb@juniper.net]
> Sent: Wednesday, January 13, 2016 10:40 AM
> To: Curdle Chairs
> Cc: Curdle; ietf-ssh@NetBSD.org
> Subject: Re: [Curdle] Call for Adoption
>
> Hi,
>
> Over on the ietf-ssh@NetBSD.org list, Stephen Farrell suggested that I se=
e if I could add
>
>   https://datatracker.ietf.org/doc/draft-baushke-ssh-dh-group-sha2
>
> under the curdle charter.
>
> The draft deprecates a Secure Shell (SSH) key exchange algorithm (Diffie-=
Hellman group1 - a 768-bit MODP group) and recommends replacement with stro=
nger Diffie-Hellman MODP groups (groups 14, 15, 16).
>
> The draft does have two interoperable implementations that have implement=
ed it.
>
> Does it fit well enough into the curdle charter to be added here?
>
>         Thank you,
>         -- Mark
>
>  ------- forwarded message -------
> From: Stephen Farrell <stephen.farrell@cs.tcd.ie>
> Date: Wed, 13 Jan 2016 10:34:05 +0000
> Subject: Re: draft-baushke-ssh-dh-group-sha2-01 (was Re: DH group exchang=
e)
>
> Hiya,
>
> On 13/01/16 09:21, Mark D. Baushke wrote:
>> Hi,
>>
>> URL: https://datatracker.ietf.org/doc/draft-baushke-ssh-dh-group-sha2
>>
>> I believe that OpenSSH and Dropbear SSH have both implemented
>> interoperable versions using the current 01 version at this point in tim=
e.
>>
>> I would be interested in hearing if any other implementations have
>> adopted these new DH groups.
>>
>> Are there any additional comments or changes needed for the draft
>> before we can move to the next step in the process?
>>
>> Hmmm... What is next? Getting 'AD is watching' or is it getting a
>> document shepherd?
>
> There's no active SSH WG, but there is the curdle WG. Its charter [1] how=
ever is limited in terms of what it's allowed to add to protocols. OTOH, th=
is is not defining any new groups, just updating codepoints, including depr=
ecating one (to NOT RECOMMENDED). So the draft could fit there on that basi=
s I guess. So I'd say send a mail to the curdle list and suggest this be ad=
opted there.
>
> If that doesn't work I can look at AD sponsoring it, but since one of the=
 reasons to setup curdle was to avoid too many of these being AD sponsored,=
 please try there first.
>
> Cheers,
> S.
>
> [1] https://tools.ietf.org/wg/curdle
>
>>
>>       Thank you,
>>       -- Mark
>
> _______________________________________________
> Curdle mailing list
> Curdle@ietf.org
> https://www.ietf.org/mailman/listinfo/curdle



--=20
"Man is born free, but everywhere he is in chains".
--Rousseau.


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To: Daniel Migault <daniel.migault@ericsson.com>
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Comments: In-reply-to: Daniel Migault <daniel.migault@ericsson.com> message dated "Wed, 13 Jan 2016 16:31:39 +0000."
From: "Mark D. Baushke" <mdb@juniper.net>
Date: Wed, 13 Jan 2016 08:50:01 -0800
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Cc: "ietf-ssh@NetBSD.org" <ietf-ssh@NetBSD.org>, Curdle <curdle@ietf.org>, Curdle Chairs <curdle-chairs@ietf.org>
Subject: Re: [Curdle] Call for Adoption
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Daniel Migault <daniel.migault@ericsson.com> writes:

>  Thanks for the suggestion. I think it falls into the scope of the WG.

Thank you.

>  The question I would have is whether it would make sense to extend the 
>  document to the crypto suites others than DH - i.e. encryption mac.  

I am not sure if this is the best course.

There are other SSH drafts also in draft by other authors

  https://datatracker.ietf.org/doc/draft-ssh-ext-info
  https://datatracker.ietf.org/doc/draft-rsa-dsa-sha2-256
  https://datatracker.ietf.org/doc/draft-bjh21-ssh-ed25519

which are working in this area of SSH already.

>  This would result in a document providing cryptographic 
>  recommendations for SSH and have this document regularly updated as 
>  crypto evolves. Any opinion ?

Coming up with RFC 4250bis, RFC 4242bis, RFC 4253bis, and RFC 4254bis
would be a lot of work and keeping them regularly updated would be
non-trivial.

I am open to suggestions for additions or changes to
https://datatracker.ietf.org/doc/draft-baushke-ssh-dh-group-sha2 
as long as the ietf-SSH group wants that to happen.

Does any one else have any opinions on this topic?

	-- Mark


From nobody Wed Jan 13 22:57:46 2016
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Subject: [Curdle] SSH crypto updates / Re: Call for Adoption
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Hello,

> I'd prefer to prioritize the already deployed Curve25519 and
> Ed25519 work over crypto recommendations which other
> groups can develop.

the current practical issue is, for SSH, there aren't such other working gr=
oups.

Currently, SSH needs a significant amount of maintenance just to keep up wi=
th the cryptography landscape alone. Part of this maintenance belongs under=
 the Curdle WG, but other parts currently have no home (unless Curdle adopt=
s them).

Parts currently falling under Curdle:

=C2=A0 Ed25519 for SSH:
=C2=A0 https://datatracker.ietf.org/doc/draft-bjh21-ssh-ed25519

=C2=A0 Curve25519 for SSH:
=C2=A0 https://tools.ietf.org/html/draft-josefsson-ssh-curves-00

Crypto updates to SSH that currently have no home unless Curdle adopts them=
:

=C2=A0 Stronger DH groups for SSH:
=C2=A0 https://datatracker.ietf.org/doc/draft-baushke-ssh-dh-group-sha2

=C2=A0 RSA signatures with SHA-2 for SSH:
=C2=A0 https://datatracker.ietf.org/doc/draft-rsa-dsa-sha2-256

This is an extension to SSH that's not directly crypto related, but comes h=
and in hand with the new RSA signature algorithms - it's infrastructure tha=
t allows for their efficient discovery without incurring authentication pen=
alties:

=C2=A0 Extension negotiation for SSH:
=C2=A0 https://datatracker.ietf.org/doc/draft-ssh-ext-info

In addition to the above, I very much agree that aes-gcm@openssh.com needs =
standardization.

I would welcome either all of the above being adopted by the Curdle group; =
or else, a new WG being created specifically to perform maintenance on SSH.

Among other things, the erstwhile SSH working group never finalized the SFT=
P spec due to lack of consensus. We now have two SFTP specs, version 3 impl=
emented by OpenSSH, and version 6 implemented by most everyone else.

It seems to me there's plenty of work that could be done by a new SSH worki=
ng group, if it were founded. If Curdle doesn't want to adopt some of the a=
bove things, then these things would properly belong into a new SSH working=
 group.

However, there isn't one, currently.

denis


----- Original Message -----
From: Watson Ladd=20
Sent: Wednesday, January 13, 2016 10:40
To: Daniel Migault=20
Cc: mdb@juniper.net ; Curdle Chairs ; Curdle ; ietf-ssh@NetBSD.org=20
Subject: Re: [Curdle] Call for Adoption

On Wed, Jan 13, 2016 at 8:31 AM, Daniel Migault
<daniel.migault@ericsson.com> wrote:
>=C2=A0 Hi,
>
>=C2=A0 Thanks for the suggestion. I think it falls into the scope of the W=
G.
>
>=C2=A0 The question I would have is whether it would make sense to extend =
the
>=C2=A0 document to the crypto suites others than DH - i.e. encryption mac.
>=C2=A0 This would result in a document providing cryptographic
>=C2=A0 recommendations for SSH and have this document regularly updated as
>=C2=A0 crypto evolves. Any opinion ?

I'd prefer to prioritize the already deployed Curve25519 and Ed25519
work over crypto recommendations which other groups can develop. We
also should consider aes-gcm@openssh.com to be added as this addresses
a corner case in the spec which makes AEAD complex.

>
>=C2=A0 BR,
>=C2=A0 Daniel
>
> -----Original Message-----
> From: mdb@juniper.net [mailto:mdb@juniper.net]
> Sent: Wednesday, January 13, 2016 10:40 AM
> To: Curdle Chairs
> Cc: Curdle; ietf-ssh@NetBSD.org
> Subject: Re: [Curdle] Call for Adoption
>
> Hi,
>
> Over on the ietf-ssh@NetBSD.org list, Stephen Farrell suggested that I se=
e if I could add
>
>=C2=A0=C2=A0 https://datatracker.ietf.org/doc/draft-baushke-ssh-dh-group-s=
ha2
>
> under the curdle charter.
>
> The draft deprecates a Secure Shell (SSH) key exchange algorithm (Diffie-=
Hellman group1 - a 768-bit MODP group) and recommends replacement with stro=
nger Diffie-Hellman MODP groups (groups 14, 15, 16).
>
> The draft does have two interoperable implementations that have implement=
ed it.
>
> Does it fit well enough into the curdle charter to be added here?
>
>=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0 Thank you,
>=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0 -- Mark
>
>=C2=A0 ------- forwarded message -------
> From: Stephen Farrell <stephen.farrell@cs.tcd.ie>
> Date: Wed, 13 Jan 2016 10:34:05 +0000
> Subject: Re: draft-baushke-ssh-dh-group-sha2-01 (was Re: DH group exchang=
e)
>
> Hiya,
>
> On 13/01/16 09:21, Mark D. Baushke wrote:
>> Hi,
>>
>> URL: https://datatracker.ietf.org/doc/draft-baushke-ssh-dh-group-sha2
>>
>> I believe that OpenSSH and Dropbear SSH have both implemented
>> interoperable versions using the current 01 version at this point in tim=
e.
>>
>> I would be interested in hearing if any other implementations have
>> adopted these new DH groups.
>>
>> Are there any additional comments or changes needed for the draft
>> before we can move to the next step in the process?
>>
>> Hmmm... What is next? Getting 'AD is watching' or is it getting a
>> document shepherd?
>
> There's no active SSH WG, but there is the curdle WG. Its charter [1] how=
ever is limited in terms of what it's allowed to add to protocols. OTOH, th=
is is not defining any new groups, just updating codepoints, including depr=
ecating one (to NOT RECOMMENDED). So the draft could fit there on that basi=
s I guess. So I'd say send a mail to the curdle list and suggest this be ad=
opted there.
>
> If that doesn't work I can look at AD sponsoring it, but since one of the=
 reasons to setup curdle was to avoid too many of these being AD sponsored,=
 please try there first.
>
> Cheers,
> S.
>
> [1] https://tools.ietf.org/wg/curdle
>
>>
>>=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0 Thank you,
>>=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0=C2=A0 -- Mark
>
> _______________________________________________
> Curdle mailing list
> Curdle@ietf.org
> https://www.ietf.org/mailman/listinfo/curdle



--=20
"Man is born free, but everywhere he is in chains".
--Rousseau.

=

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<html><head></head><body>Hello,<br><br>&gt; I'd prefer to prioritize the al=
ready deployed Curve25519 and<br>&gt; Ed25519 work over crypto recommendati=
ons which other<br>&gt; groups can develop.<br><br>the current practical is=
sue is, for SSH, there aren't such other working groups.<br><br>Currently, =
SSH needs a significant amount of maintenance just to keep up with the cryp=
tography landscape alone. Part of this maintenance belongs under the Curdle=
 WG, but other parts currently have no home (unless Curdle adopts them).<br=
><br>Parts currently falling under Curdle:<br><br>&nbsp; Ed25519 for SSH:<b=
r>&nbsp; https://datatracker.ietf.org/doc/draft-bjh21-ssh-ed25519<br><br>&n=
bsp; Curve25519 for SSH:<br>&nbsp; https://tools.ietf.org/html/draft-josefs=
son-ssh-curves-00<br><br>Crypto updates to SSH that currently have no home =
unless Curdle adopts them:<br><br>&nbsp; Stronger DH groups for SSH:<br>&nb=
sp; https://datatracker.ietf.org/doc/draft-baushke-ssh-dh-group-sha2<br><br=
>&nbsp; RSA signatures with SHA-2 for SSH:<br>&nbsp; https://datatracker.ie=
tf.org/doc/draft-rsa-dsa-sha2-256<br><br>This is an extension to SSH that's=
 not directly crypto related, but comes hand in hand with the new RSA signa=
ture algorithms - it's infrastructure that allows for their efficient disco=
very without incurring authentication penalties:<br><br>&nbsp; Extension ne=
gotiation for SSH:<br>&nbsp; https://datatracker.ietf.org/doc/draft-ssh-ext=
-info<br><br>In addition to the above, I very much agree that aes-gcm@opens=
sh.com needs standardization.<br><br>I would welcome either all of the abov=
e being adopted by the Curdle group; or else, a new WG being created specif=
ically to perform maintenance on SSH.<br><br>Among other things, the erstwh=
ile SSH working group never finalized the SFTP spec due to lack of consensu=
s. We now have two SFTP specs, version 3 implemented by OpenSSH, and versio=
n 6 implemented by most everyone else.<br><br>It seems to me there's plenty=
 of work that could be done by a new SSH working group, if it were founded.=
 If Curdle doesn't want to adopt some of the above things, then these thing=
s would properly belong into a new SSH working group.<br><br>However, there=
 isn't one, currently.<br><br>denis<br><br><br>----- Original Message -----=
<br>From: Watson Ladd <br>Sent: Wednesday, January 13, 2016 10:40<br>To: Da=
niel Migault <br>Cc: mdb@juniper.net ; Curdle Chairs ; Curdle ; ietf-ssh@Ne=
tBSD.org <br>Subject: Re: [Curdle] Call for Adoption<br><br>On Wed, Jan 13,=
 2016 at 8:31 AM, Daniel Migault<br>&lt;daniel.migault@ericsson.com&gt; wro=
te:<br>&gt;&nbsp; Hi,<br>&gt;<br>&gt;&nbsp; Thanks for the suggestion. I th=
ink it falls into the scope of the WG.<br>&gt;<br>&gt;&nbsp; The question I=
 would have is whether it would make sense to extend the<br>&gt;&nbsp; docu=
ment to the crypto suites others than DH - i.e. encryption mac.<br>&gt;&nbs=
p; This would result in a document providing cryptographic<br>&gt;&nbsp; re=
commendations for SSH and have this document regularly updated as<br>&gt;&n=
bsp; crypto evolves. Any opinion ?<br><br>I'd prefer to prioritize the alre=
ady deployed Curve25519 and Ed25519<br>work over crypto recommendations whi=
ch other groups can develop. We<br>also should consider aes-gcm@openssh.com=
 to be added as this addresses<br>a corner case in the spec which makes AEA=
D complex.<br><br>&gt;<br>&gt;&nbsp; BR,<br>&gt;&nbsp; Daniel<br>&gt;<br>&g=
t; -----Original Message-----<br>&gt; From: mdb@juniper.net [mailto:mdb@jun=
iper.net]<br>&gt; Sent: Wednesday, January 13, 2016 10:40 AM<br>&gt; To: Cu=
rdle Chairs<br>&gt; Cc: Curdle; ietf-ssh@NetBSD.org<br>&gt; Subject: Re: [C=
urdle] Call for Adoption<br>&gt;<br>&gt; Hi,<br>&gt;<br>&gt; Over on the ie=
tf-ssh@NetBSD.org list, Stephen Farrell suggested that I see if I could add=
<br>&gt;<br>&gt;&nbsp;&nbsp; https://datatracker.ietf.org/doc/draft-baushke=
-ssh-dh-group-sha2<br>&gt;<br>&gt; under the curdle charter.<br>&gt;<br>&gt=
; The draft deprecates a Secure Shell (SSH) key exchange algorithm (Diffie-=
Hellman group1 - a 768-bit MODP group) and recommends replacement with stro=
nger Diffie-Hellman MODP groups (groups 14, 15, 16).<br>&gt;<br>&gt; The dr=
aft does have two interoperable implementations that have implemented it.<b=
r>&gt;<br>&gt; Does it fit well enough into the curdle charter to be added =
here?<br>&gt;<br>&gt;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; Thank=
 you,<br>&gt;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; -- Mark<br>&g=
t;<br>&gt;&nbsp; ------- forwarded message -------<br>&gt; From: Stephen Fa=
rrell &lt;stephen.farrell@cs.tcd.ie&gt;<br>&gt; Date: Wed, 13 Jan 2016 10:3=
4:05 +0000<br>&gt; Subject: Re: draft-baushke-ssh-dh-group-sha2-01 (was Re:=
 DH group exchange)<br>&gt;<br>&gt; Hiya,<br>&gt;<br>&gt; On 13/01/16 09:21=
, Mark D. Baushke wrote:<br>&gt;&gt; Hi,<br>&gt;&gt;<br>&gt;&gt; URL: https=
://datatracker.ietf.org/doc/draft-baushke-ssh-dh-group-sha2<br>&gt;&gt;<br>=
&gt;&gt; I believe that OpenSSH and Dropbear SSH have both implemented<br>&=
gt;&gt; interoperable versions using the current 01 version at this point i=
n time.<br>&gt;&gt;<br>&gt;&gt; I would be interested in hearing if any oth=
er implementations have<br>&gt;&gt; adopted these new DH groups.<br>&gt;&gt=
;<br>&gt;&gt; Are there any additional comments or changes needed for the d=
raft<br>&gt;&gt; before we can move to the next step in the process?<br>&gt=
;&gt;<br>&gt;&gt; Hmmm... What is next? Getting 'AD is watching' or is it g=
etting a<br>&gt;&gt; document shepherd?<br>&gt;<br>&gt; There's no active S=
SH WG, but there is the curdle WG. Its charter [1] however is limited in te=
rms of what it's allowed to add to protocols. OTOH, this is not defining an=
y new groups, just updating codepoints, including deprecating one (to NOT R=
ECOMMENDED). So the draft could fit there on that basis I guess. So I'd say=
 send a mail to the curdle list and suggest this be adopted there.<br>&gt;<=
br>&gt; If that doesn't work I can look at AD sponsoring it, but since one =
of the reasons to setup curdle was to avoid too many of these being AD spon=
sored, please try there first.<br>&gt;<br>&gt; Cheers,<br>&gt; S.<br>&gt;<b=
r>&gt; [1] https://tools.ietf.org/wg/curdle<br>&gt;<br>&gt;&gt;<br>&gt;&gt;=
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; Thank you,<br>&gt;&gt;&nbsp;&nbsp;&nbs=
p;&nbsp;&nbsp;&nbsp; -- Mark<br>&gt;<br>&gt; ______________________________=
_________________<br>&gt; Curdle mailing list<br>&gt; Curdle@ietf.org<br>&g=
t; https://www.ietf.org/mailman/listinfo/curdle<br><br><br><br>-- <br>"Man =
is born free, but everywhere he is in chains".<br>--Rousseau.<br><br></body=
></html>=

--=-S5EmozfyEYJNjEHgfC5Q--


From nobody Wed Jan 27 07:26:55 2016
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Dear chairs and wg members

>> https://tools.ietf.org/html/draft-sury-dnskey-ed25519-03
>=20
> Support.

as I didn't heard any objections to this, I have update the draft to use Ed=
25519ph variant and submitted the I-D as WG draft.

I have to yet hear what we should do with DNSKEY Ed448:

a) drop it as there's no real benefit (DNSSEC signatures are usually short-=
lived)
b) proceed with independent draft
c) merge it into draft-curdle-dnskey-ed25519

I am slightly inclined to do c) just for the sake of consistency between di=
fferent protocols, and because people are going to constantly ask why we ha=
ven't done Ed448.  But I would like to hear other opinions.

Cheers,
--
 Ond=C5=99ej Sur=C3=BD -- Technical Fellow
 --------------------------------------------
 CZ.NIC, z.s.p.o.    --     Laborato=C5=99e CZ.NIC
 Milesovska 5, 130 00 Praha 3, Czech Republic
 mailto:ondrej.sury@nic.cz    https://nic.cz/
 --------------------------------------------


From nobody Wed Jan 27 08:24:01 2016
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I suggest dropping ed448 for dnssec. The reason for me is purely dnssec-based. For dnssec we've seen significant issues deploying new algorithms, e.g. cloudflare's use of ecdsa still triggers bugs.  There is probably only one ed448 implementation following the latest spec, and it will take time to get others to materialize so people are likely to not implement ed25519 and ed448 at the same time.  There is also the desire for short signatures.

We can always publish it later.

BTW, why ed25519ph? Why not ed25519? There are many implementations around for ed25519.

/Simon

"Ondřej Surý" <ondrej.sury@nic.cz> skrev: (27 januari 2016 16:26:50 CET)
>Dear chairs and wg members
>
>>> https://tools.ietf.org/html/draft-sury-dnskey-ed25519-03
>> 
>> Support.
>
>as I didn't heard any objections to this, I have update the draft to
>use Ed25519ph variant and submitted the I-D as WG draft.
>
>I have to yet hear what we should do with DNSKEY Ed448:
>
>a) drop it as there's no real benefit (DNSSEC signatures are usually
>short-lived)
>b) proceed with independent draft
>c) merge it into draft-curdle-dnskey-ed25519
>
>I am slightly inclined to do c) just for the sake of consistency
>between different protocols, and because people are going to constantly
>ask why we haven't done Ed448.  But I would like to hear other
>opinions.
>
>Cheers,
>--
> Ondřej Surý -- Technical Fellow
> --------------------------------------------
> CZ.NIC, z.s.p.o.    --     Laboratoře CZ.NIC
> Milesovska 5, 130 00 Praha 3, Czech Republic
> mailto:ondrej.sury@nic.cz    https://nic.cz/
> --------------------------------------------
>
>_______________________________________________
>Curdle mailing list
>Curdle@ietf.org
>https://www.ietf.org/mailman/listinfo/curdle

-- 
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<html><head></head><body>I suggest dropping ed448 for dnssec. The reason for me is purely dnssec-based. For dnssec we&#39;ve seen significant issues deploying new algorithms, e.g. cloudflare&#39;s use of ecdsa still triggers bugs.  There is probably only one ed448 implementation following the latest spec, and it will take time to get others to materialize so people are likely to not implement ed25519 and ed448 at the same time.  There is also the desire for short signatures.<br>
<br>
We can always publish it later.<br>
<br>
BTW, why ed25519ph? Why not ed25519? There are many implementations around for ed25519.<br>
<br>
/Simon<br><br><div class="gmail_quote">&quot;Ondřej Surý&quot; &lt;ondrej.sury@nic.cz&gt; skrev: (27 januari 2016 16:26:50 CET)<blockquote class="gmail_quote" style="margin: 0pt 0pt 0pt 0.8ex; border-left: 1px solid rgb(204, 204, 204); padding-left: 1ex;">
<pre class="k9mail">Dear chairs and wg members<br /><br /><blockquote class="gmail_quote" style="margin: 0pt 0pt 1ex 0.8ex; border-left: 1px solid #729fcf; padding-left: 1ex;"><blockquote class="gmail_quote" style="margin: 0pt 0pt 1ex 0.8ex; border-left: 1px solid #ad7fa8; padding-left: 1ex;"> <a href="https://tools.ietf.org/html/draft-sury-dnskey-ed25519-03">https://tools.ietf.org/html/draft-sury-dnskey-ed25519-03</a><br /></blockquote> <br /> Support.<br /></blockquote><br />as I didn't heard any objections to this, I have update the draft to use Ed25519ph variant and submitted the I-D as WG draft.<br /><br />I have to yet hear what we should do with DNSKEY Ed448:<br /><br />a) drop it as there's no real benefit (DNSSEC signatures are usually short-lived)<br />b) proceed with independent draft<br />c) merge it into draft-curdle-dnskey-ed25519<br /><br />I am slightly inclined to do c) just for the sake of consistency between different protocols, and because people are goin!
 g to
constantly ask why we haven't done Ed448.  But I would like to hear other opinions.<br /><br />Cheers,<br />--<br /> Ondřej Surý -- Technical Fellow<br /><hr /><br /> CZ.NIC, z.s.p.o.    --     Laboratoře CZ.NIC<br /> Milesovska 5, 130 00 Praha 3, Czech Republic<br /> mailto:ondrej.sury@nic.cz    <a href="https://nic.cz">https://nic.cz</a>/<br /><hr /><br /><br /><hr /><br />Curdle mailing list<br />Curdle@ietf.org<br /><a href="https://www.ietf.org/mailman/listinfo/curdle">https://www.ietf.org/mailman/listinfo/curdle</a><br /></pre></blockquote></div><br>
-- <br>
Sent from my Android device with K-9 Mail. Please excuse my brevity.</body></html>
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Archived-At: <http://mailarchive.ietf.org/arch/msg/curdle/cn5LGx3ON21uVikikoDx-JTRIgg>
Cc: Robert Edmonds <edmonds@fsi.io>
Subject: Re: [Curdle] Call for Adoption
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From: "Salz, Rich" <rsalz@akamai.com>
To: Daniel Migault <daniel.migault@ericsson.com>, Simon Josefsson <simon@josefsson.org>, =?utf-8?B?T25kxZllaiBTdXLDvQ==?= <ondrej.sury@nic.cz>,  "curdle@ietf.org" <curdle@ietf.org>, curdle-chairs <curdle-chairs@ietf.org>
Thread-Topic: [Curdle] Call for Adoption
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Date: Wed, 27 Jan 2016 17:06:34 +0000
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References: <2DD56D786E600F45AC6BDE7DA4E8A8C1121B1409@eusaamb107.ericsson.se> <20160112214450.GB17156@LK-Perkele-V2.elisa-laajakaista.fi> <1213344040.17031.1453908410462.JavaMail.zimbra@nic.cz> <90D7FAB9-CD2F-4931-885A-C68B3D183FD3@josefsson.org> <2DD56D786E600F45AC6BDE7DA4E8A8C1121C19D2@eusaamb107.ericsson.se>
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Cc: Robert Edmonds <edmonds@fsi.io>
Subject: Re: [Curdle] Call for Adoption
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Date: Wed, 27 Jan 2016 18:17:44 +0100
To: Simon Josefsson <simon@josefsson.org>
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No strong reason for ph, apart from the fact we already had SHA-512 in the draft, so it seemed a logical choice. I am all ears for recommendations here... 

-- 
Ondřej Surý -- Technical Fellow 
CZ.NIC 



On 27 Jan 2016 17:24, at 17:24, Simon Josefsson <simon@josefsson.org> wrote:
>I suggest dropping ed448 for dnssec. The reason for me is purely
>dnssec-based. For dnssec we've seen significant issues deploying new
>algorithms, e.g. cloudflare's use of ecdsa still triggers bugs.  There
>is probably only one ed448 implementation following the latest spec,
>and it will take time to get others to materialize so people are likely
>to not implement ed25519 and ed448 at the same time.  There is also the
>desire for short signatures.
>
>We can always publish it later.
>
>BTW, why ed25519ph? Why not ed25519? There are many implementations
>around for ed25519.
>
>/Simon
>
>"Ondřej Surý" <ondrej.sury@nic.cz> skrev: (27 januari 2016 16:26:50
>CET)
>>Dear chairs and wg members
>>
>>>> https://tools.ietf.org/html/draft-sury-dnskey-ed25519-03
>>> 
>>> Support.
>>
>>as I didn't heard any objections to this, I have update the draft to
>>use Ed25519ph variant and submitted the I-D as WG draft.
>>
>>I have to yet hear what we should do with DNSKEY Ed448:
>>
>>a) drop it as there's no real benefit (DNSSEC signatures are usually
>>short-lived)
>>b) proceed with independent draft
>>c) merge it into draft-curdle-dnskey-ed25519
>>
>>I am slightly inclined to do c) just for the sake of consistency
>>between different protocols, and because people are going to
>constantly
>>ask why we haven't done Ed448.  But I would like to hear other
>>opinions.
>>
>>Cheers,
>>--
>> Ondřej Surý -- Technical Fellow
>> --------------------------------------------
>> CZ.NIC, z.s.p.o.    --     Laboratoře CZ.NIC
>> Milesovska 5, 130 00 Praha 3, Czech Republic
>> mailto:ondrej.sury@nic.cz    https://nic.cz/
>> --------------------------------------------
>>
>>_______________________________________________
>>Curdle mailing list
>>Curdle@ietf.org
>>https://www.ietf.org/mailman/listinfo/curdle
>
>-- 
>Sent from my Android device with K-9 Mail. Please excuse my brevity.

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<html><head></head><body><p dir="ltr">No strong reason for ph, apart from the fact we already had SHA-512 in the draft, so it seemed a logical choice. I am all ears for recommendations here... </p>
<p dir="ltr"><!-- tmjah_g_1299s -->-- <br>
Ond&#345;ej Sur&#253; -- Technical Fellow <br>
CZ.NIC <!-- tmjah_g_1299e --></p>
<div class="gmail_quote" >On 27 Jan 2016, at 17:24, Simon Josefsson &lt;<a href="mailto:simon@josefsson.org" target="_blank">simon@josefsson.org</a>&gt; wrote:<blockquote class="gmail_quote" style="margin: 0pt 0pt 0pt 0.8ex; border-left: 1px solid rgb(204, 204, 204); padding-left: 1ex;">
I suggest dropping ed448 for dnssec. The reason for me is purely dnssec-based. For dnssec we've seen significant issues deploying new algorithms, e.g. cloudflare's use of ecdsa still triggers bugs. There is probably only one ed448 implementation following the latest spec, and it will take time to get others to materialize so people are likely to not implement ed25519 and ed448 at the same time. There is also the desire for short signatures.
<br> 
<br> We can always publish it later.
<br> 
<br> BTW, why ed25519ph? Why not ed25519? There are many implementations around for ed25519.
<br> 
<br> /Simon
<br>
<br>
<div class="gmail_quote">
 "Ondřej Surý" &lt;ondrej.sury@nic.cz&gt; skrev: (27 januari 2016 16:26:50 CET)
 <blockquote class="gmail_quote" style="margin: 0pt 0pt 0pt 0.8ex; border-left: 1px solid rgb(204, 204, 204); padding-left: 1ex;"> 
  <pre class="k9mail">Dear chairs and wg members<br><br>
   <blockquote class="gmail_quote" style="margin: 0pt 0pt 1ex 0.8ex; border-left: 1px solid #729fcf; padding-left: 1ex;">
    <blockquote class="gmail_quote" style="margin: 0pt 0pt 1ex 0.8ex; border-left: 1px solid #ad7fa8; padding-left: 1ex;"> 
     <a href="https://tools.ietf.org/html/draft-sury-dnskey-ed25519-03">https://tools.ietf.org/html/draft-sury-dnskey-ed25519-03</a>
     <br>
    </blockquote> 
    <br> Support.
    <br>
   </blockquote><br>as I didn't heard any objections to this, I have update the draft to use Ed25519ph variant and submitted the I-D as WG draft.<br><br>I have to yet hear what we should do with DNSKEY Ed448:<br><br>a) drop it as there's no real benefit (DNSSEC signatures are usually short-lived)<br>b) proceed with independent draft<br>c) merge it into draft-curdle-dnskey-ed25519<br><br>I am slightly inclined to do c) just for the sake of consistency between different protocols, and because people are goin!
 g to
constantly ask why we haven't done Ed448.  But I would like to hear other opinions.<br><br>Cheers,<br>--<br> Ondřej Surý -- Technical Fellow<br>
   <hr><br> CZ.NIC, z.s.p.o.    --     Laboratoře CZ.NIC<br> Milesovska 5, 130 00 Praha 3, Czech Republic<br> mailto:ondrej.sury@nic.cz    <a href="https://nic.cz">https://nic.cz</a>/<br>
   <hr><br><br>
   <hr><br>Curdle mailing list<br>Curdle@ietf.org<br><a href="https://www.ietf.org/mailman/listinfo/curdle">https://www.ietf.org/mailman/listinfo/curdle</a><br></pre>
 </blockquote>
</div>
<br> -- 
<br> Sent from my Android device with K-9 Mail. Please excuse my brevity.</blockquote></div></body></html>
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From nobody Wed Jan 27 09:37:58 2016
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Are there any implementations? You get worse security properties with the ph-variant. So unless there is a legacy reason (api) my recommendation is to go with the non-ph variant. It uses sha512 too if that makes you happier :)

/Simon

"Ondřej Surý" <ondrej.sury@nic.cz> skrev: (27 januari 2016 18:17:44 CET)
>No strong reason for ph, apart from the fact we already had SHA-512 in
>the draft, so it seemed a logical choice. I am all ears for
>recommendations here... 
>
>-- 
>Ondřej Surý -- Technical Fellow 
>CZ.NIC 
>
>
>
>On 27 Jan 2016 17:24, at 17:24, Simon Josefsson <simon@josefsson.org>
>wrote:
>>I suggest dropping ed448 for dnssec. The reason for me is purely
>>dnssec-based. For dnssec we've seen significant issues deploying new
>>algorithms, e.g. cloudflare's use of ecdsa still triggers bugs.  There
>>is probably only one ed448 implementation following the latest spec,
>>and it will take time to get others to materialize so people are
>likely
>>to not implement ed25519 and ed448 at the same time.  There is also
>the
>>desire for short signatures.
>>
>>We can always publish it later.
>>
>>BTW, why ed25519ph? Why not ed25519? There are many implementations
>>around for ed25519.
>>
>>/Simon
>>
>>"Ondřej Surý" <ondrej.sury@nic.cz> skrev: (27 januari 2016 16:26:50
>>CET)
>>>Dear chairs and wg members
>>>
>>>>> https://tools.ietf.org/html/draft-sury-dnskey-ed25519-03
>>>> 
>>>> Support.
>>>
>>>as I didn't heard any objections to this, I have update the draft to
>>>use Ed25519ph variant and submitted the I-D as WG draft.
>>>
>>>I have to yet hear what we should do with DNSKEY Ed448:
>>>
>>>a) drop it as there's no real benefit (DNSSEC signatures are usually
>>>short-lived)
>>>b) proceed with independent draft
>>>c) merge it into draft-curdle-dnskey-ed25519
>>>
>>>I am slightly inclined to do c) just for the sake of consistency
>>>between different protocols, and because people are going to
>>constantly
>>>ask why we haven't done Ed448.  But I would like to hear other
>>>opinions.
>>>
>>>Cheers,
>>>--
>>> Ondřej Surý -- Technical Fellow
>>> --------------------------------------------
>>> CZ.NIC, z.s.p.o.    --     Laboratoře CZ.NIC
>>> Milesovska 5, 130 00 Praha 3, Czech Republic
>>> mailto:ondrej.sury@nic.cz    https://nic.cz/
>>> --------------------------------------------
>>>
>>>_______________________________________________
>>>Curdle mailing list
>>>Curdle@ietf.org
>>>https://www.ietf.org/mailman/listinfo/curdle
>>
>>-- 
>>Sent from my Android device with K-9 Mail. Please excuse my brevity.

-- 
Sent from my Android device with K-9 Mail. Please excuse my brevity.
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<html><head></head><body>Are there any implementations? You get worse security properties with the ph-variant. So unless there is a legacy reason (api) my recommendation is to go with the non-ph variant. It uses sha512 too if that makes you happier :)<br>
<br>
/Simon<br><br><div class="gmail_quote">&quot;Ondřej Surý&quot; &lt;ondrej.sury@nic.cz&gt; skrev: (27 januari 2016 18:17:44 CET)<blockquote class="gmail_quote" style="margin: 0pt 0pt 0pt 0.8ex; border-left: 1px solid rgb(204, 204, 204); padding-left: 1ex;">
<p dir="ltr">No strong reason for ph, apart from the fact we already had SHA-512 in the draft, so it seemed a logical choice. I am all ears for recommendations here... </p>
<p dir="ltr"><!-- tmjah_g_1299s -->-- <br />
Ond&#345;ej Sur&#253; -- Technical Fellow <br />
CZ.NIC <!-- tmjah_g_1299e --></p>
<div class="gmail_quote">On 27 Jan 2016, at 17:24, Simon Josefsson &lt;<a href="mailto:simon@josefsson.org" target="_blank">simon@josefsson.org</a>&gt; wrote:<blockquote class="gmail_quote" style="margin: 0pt 0pt 0pt 0.8ex; border-left: 1px solid rgb(204, 204, 204); padding-left: 1ex;">
I suggest dropping ed448 for dnssec. The reason for me is purely dnssec-based. For dnssec we've seen significant issues deploying new algorithms, e.g. cloudflare's use of ecdsa still triggers bugs. There is probably only one ed448 implementation following the latest spec, and it will take time to get others to materialize so people are likely to not implement ed25519 and ed448 at the same time. There is also the desire for short signatures.
<br /> 
<br /> We can always publish it later.
<br /> 
<br /> BTW, why ed25519ph? Why not ed25519? There are many implementations around for ed25519.
<br /> 
<br /> /Simon
<br />
<br />
<div class="gmail_quote">
 "Ondřej Surý" &lt;ondrej.sury@nic.cz&gt; skrev: (27 januari 2016 16:26:50 CET)
 <blockquote class="gmail_quote" style="margin: 0pt 0pt 0pt 0.8ex; border-left: 1px solid rgb(204, 204, 204); padding-left: 1ex;"> 
  <pre class="k9mail">Dear chairs and wg members<br /><br />
   <blockquote class="gmail_quote" style="margin: 0pt 0pt 1ex 0.8ex; border-left: 1px solid #729fcf; padding-left: 1ex;">
    <blockquote class="gmail_quote" style="margin: 0pt 0pt 1ex 0.8ex; border-left: 1px solid #ad7fa8; padding-left: 1ex;"> 
     <a href="https://tools.ietf.org/html/draft-sury-dnskey-ed25519-03">https://tools.ietf.org/html/draft-sury-dnskey-ed25519-03</a>
     <br />
    </blockquote> 
    <br /> Support.
    <br />
   </blockquote><br />as I didn't heard any objections to this, I have update the draft to use Ed25519ph variant and submitted the I-D as WG draft.<br /><br />I have to yet hear what we should do with DNSKEY Ed448:<br /><br />a) drop it as there's no real benefit (DNSSEC signatures are usually short-lived)<br />b) proceed with independent draft<br />c) merge it into draft-curdle-dnskey-ed25519<br /><br />I am slightly inclined to do c) just for the sake of consistency between different protocols, and because people are goin!
 g to
constantly ask why we haven't done Ed448.  But I would like to hear other opinions.<br /><br />Cheers,<br />--<br /> Ondřej Surý -- Technical Fellow<br />
   <hr /><br /> CZ.NIC, z.s.p.o.    --     Laboratoře CZ.NIC<br /> Milesovska 5, 130 00 Praha 3, Czech Republic<br /> mailto:ondrej.sury@nic.cz    <a href="https://nic.cz">https://nic.cz</a>/<br />
   <hr /><br /><br />
   <hr /><br />Curdle mailing list<br />Curdle@ietf.org<br /><a href="https://www.ietf.org/mailman/listinfo/curdle">https://www.ietf.org/mailman/listinfo/curdle</a><br /></pre>
 </blockquote>
</div>
<br /> -- 
<br /> Sent from my Android device with K-9 Mail. Please excuse my brevity.</blockquote></div></blockquote></div><br>
-- <br>
Sent from my Android device with K-9 Mail. Please excuse my brevity.</body></html>
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From nobody Wed Jan 27 09:48:54 2016
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Date: Wed, 27 Jan 2016 19:48:36 +0200
From: Ilari Liusvaara <ilariliusvaara@welho.com>
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Subject: Re: [Curdle] Call for Adoption
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On Wed, Jan 27, 2016 at 06:17:44PM +0100, Ondřej Surý wrote:
> No strong reason for ph, apart from the fact we already had SHA-512
> in the draft, so it seemed a logical choice. I am all ears for
> recommendations here... 

My advice about Ed25519ph: Don't use, it is there only due to bad
legacy APIs.

Ed25519 can easily sign few kB of highly temporally local data as-is.

(Same for Ed448... one implementation I have even does scatter-
gather signing/verification).

(and if some application call for very high amounts of data to sign
or poor temporal localization, build the required mechanisms at
protocol level, since otherwise you will cause severe problems for
the verifier).

Also, the prehash with SHA-512 greatly weakens Ed25519ph. For similar
reasons as original RSA-PSS proposal with MD5 hash is still a mighty
challenge, while the standarized RSA-PSS with MD5 is easy pickings.



-Ilari


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Simon, could you get this and possibly other's comments on Ed25519ph varian=
t into Chapter 4 of irtr-cfrg-eddsa?

Note about Ed25519ph being weeker should deserve a sentence or two in Secur=
ity Considerations as well.

And now I am going to rewrite my draft to use Pure variant.

Cheers,
Ondrej

--
 Ond=C5=99ej Sur=C3=BD -- Technical Fellow
 --------------------------------------------
 CZ.NIC, z.s.p.o.    --     Laborato=C5=99e CZ.NIC
 Milesovska 5, 130 00 Praha 3, Czech Republic
 mailto:ondrej.sury@nic.cz    https://nic.cz/
 --------------------------------------------

----- Original Message -----
> Sent: Wednesday, January 27, 2016 6:37:23 PM
> Subject: Re: [Curdle] Call for Adoption

> Are there any implementations? You get worse security properties with the
> ph-variant. So unless there is a legacy reason (api) my recommendation is=
 to go
> with the non-ph variant. It uses sha512 too if that makes you happier :)
>=20
> /Simon
>=20
> "Ond=C5=99ej Sur=C3=BD" <ondrej.sury@nic.cz> skrev: (27 januari 2016 18:1=
7:44 CET)
>>No strong reason for ph, apart from the fact we already had SHA-512 in
>>the draft, so it seemed a logical choice. I am all ears for
>>recommendations here...
>>
>>--
>>Ond=C5=99ej Sur=C3=BD -- Technical Fellow
>>CZ.NIC
>>
>>
>>
>>On 27 Jan 2016 17:24, at 17:24, Simon Josefsson <simon@josefsson.org>
>>wrote:
>>>I suggest dropping ed448 for dnssec. The reason for me is purely
>>>dnssec-based. For dnssec we've seen significant issues deploying new
>>>algorithms, e.g. cloudflare's use of ecdsa still triggers bugs.  There
>>>is probably only one ed448 implementation following the latest spec,
>>>and it will take time to get others to materialize so people are
>>likely
>>>to not implement ed25519 and ed448 at the same time.  There is also
>>the
>>>desire for short signatures.
>>>
>>>We can always publish it later.
>>>
>>>BTW, why ed25519ph? Why not ed25519? There are many implementations
>>>around for ed25519.
>>>
>>>/Simon
>>>
>>>"Ond=C5=99ej Sur=C3=BD" <ondrej.sury@nic.cz> skrev: (27 januari 2016 16:=
26:50
>>>CET)
>>>>Dear chairs and wg members
>>>>
>>>>>> https://tools.ietf.org/html/draft-sury-dnskey-ed25519-03
>>>>>=20
>>>>> Support.
>>>>
>>>>as I didn't heard any objections to this, I have update the draft to
>>>>use Ed25519ph variant and submitted the I-D as WG draft.
>>>>
>>>>I have to yet hear what we should do with DNSKEY Ed448:
>>>>
>>>>a) drop it as there's no real benefit (DNSSEC signatures are usually
>>>>short-lived)
>>>>b) proceed with independent draft
>>>>c) merge it into draft-curdle-dnskey-ed25519
>>>>
>>>>I am slightly inclined to do c) just for the sake of consistency
>>>>between different protocols, and because people are going to
>>>constantly
>>>>ask why we haven't done Ed448.  But I would like to hear other
>>>>opinions.
>>>>
>>>>Cheers,
>>>>--
>>>> Ond=C5=99ej Sur=C3=BD -- Technical Fellow
>>>> --------------------------------------------
>>>> CZ.NIC, z.s.p.o.    --     Laborato=C5=99e CZ.NIC
>>>> Milesovska 5, 130 00 Praha 3, Czech Republic
>>>> mailto:ondrej.sury@nic.cz    https://nic.cz/
>>>> --------------------------------------------
>>>>
>>>>_______________________________________________
>>>>Curdle mailing list
>>>>Curdle@ietf.org
>>>>https://www.ietf.org/mailman/listinfo/curdle
>>>
>>>--
>>>Sent from my Android device with K-9 Mail. Please excuse my brevity.
>=20
> --
> Sent from my Android device with K-9 Mail. Please excuse my brevity.


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Agreed -- given this discussion, I think a "guide to chosing EdDSA
variant" is warranted.  The disadvantage with lumping these variants
together is that people may chose the wrong variant, or be overwhelmed
by options and walk away.

In my mind, Ed25519 is what everyone should opt for first.  If the
protocol is built around hashing data before signing, such as OpenPGP,
then an Ed25519ph-like approach is natural, but otherwise it shouldn't
be used.  Ed448 is unproven, and the new domain-separation schema makes
it rather unattractive from a peer-review and implementers point of
view in the next 3-5 years, in my opinion, so I don't currently see why
anyone would want to use it.

/Simon

> Simon, could you get this and possibly other's comments on Ed25519ph
> variant into Chapter 4 of irtr-cfrg-eddsa?
>=20
> Note about Ed25519ph being weeker should deserve a sentence or two in
> Security Considerations as well.
>=20
> And now I am going to rewrite my draft to use Pure variant.
>=20
> Cheers,
> Ondrej
>=20
> --
>  Ond=C5=99ej Sur=C3=BD -- Technical Fellow
>  --------------------------------------------
>  CZ.NIC, z.s.p.o.    --     Laborato=C5=99e CZ.NIC
>  Milesovska 5, 130 00 Praha 3, Czech Republic
>  mailto:ondrej.sury@nic.cz    https://nic.cz/
>  --------------------------------------------
>=20
> ----- Original Message -----
> > Sent: Wednesday, January 27, 2016 6:37:23 PM
> > Subject: Re: [Curdle] Call for Adoption
>=20
> > Are there any implementations? You get worse security properties
> > with the ph-variant. So unless there is a legacy reason (api) my
> > recommendation is to go with the non-ph variant. It uses sha512 too
> > if that makes you happier :)
> >=20
> > /Simon
> >=20
> > "Ond=C5=99ej Sur=C3=BD" <ondrej.sury@nic.cz> skrev: (27 januari 2016 18=
:17:44
> > CET)
> >>No strong reason for ph, apart from the fact we already had SHA-512
> >>in the draft, so it seemed a logical choice. I am all ears for
> >>recommendations here...
> >>
> >>--
> >>Ond=C5=99ej Sur=C3=BD -- Technical Fellow
> >>CZ.NIC
> >>
> >>
> >>
> >>On 27 Jan 2016 17:24, at 17:24, Simon Josefsson
> >><simon@josefsson.org> wrote:
> >>>I suggest dropping ed448 for dnssec. The reason for me is purely
> >>>dnssec-based. For dnssec we've seen significant issues deploying
> >>>new algorithms, e.g. cloudflare's use of ecdsa still triggers
> >>>bugs.  There is probably only one ed448 implementation following
> >>>the latest spec, and it will take time to get others to
> >>>materialize so people are
> >>likely
> >>>to not implement ed25519 and ed448 at the same time.  There is also
> >>the
> >>>desire for short signatures.
> >>>
> >>>We can always publish it later.
> >>>
> >>>BTW, why ed25519ph? Why not ed25519? There are many implementations
> >>>around for ed25519.
> >>>
> >>>/Simon
> >>>
> >>>"Ond=C5=99ej Sur=C3=BD" <ondrej.sury@nic.cz> skrev: (27 januari 2016 1=
6:26:50
> >>>CET)
> >>>>Dear chairs and wg members
> >>>>
> >>>>>> https://tools.ietf.org/html/draft-sury-dnskey-ed25519-03
> >>>>>=20
> >>>>> Support.
> >>>>
> >>>>as I didn't heard any objections to this, I have update the draft
> >>>>to use Ed25519ph variant and submitted the I-D as WG draft.
> >>>>
> >>>>I have to yet hear what we should do with DNSKEY Ed448:
> >>>>
> >>>>a) drop it as there's no real benefit (DNSSEC signatures are
> >>>>usually short-lived)
> >>>>b) proceed with independent draft
> >>>>c) merge it into draft-curdle-dnskey-ed25519
> >>>>
> >>>>I am slightly inclined to do c) just for the sake of consistency
> >>>>between different protocols, and because people are going to
> >>>constantly
> >>>>ask why we haven't done Ed448.  But I would like to hear other
> >>>>opinions.
> >>>>
> >>>>Cheers,
> >>>>--
> >>>> Ond=C5=99ej Sur=C3=BD -- Technical Fellow
> >>>> --------------------------------------------
> >>>> CZ.NIC, z.s.p.o.    --     Laborato=C5=99e CZ.NIC
> >>>> Milesovska 5, 130 00 Praha 3, Czech Republic
> >>>> mailto:ondrej.sury@nic.cz    https://nic.cz/
> >>>> --------------------------------------------
> >>>>
> >>>>_______________________________________________
> >>>>Curdle mailing list
> >>>>Curdle@ietf.org
> >>>>https://www.ietf.org/mailman/listinfo/curdle
> >>>
> >>>--
> >>>Sent from my Android device with K-9 Mail. Please excuse my
> >>>brevity.
> >=20
> > --
> > Sent from my Android device with K-9 Mail. Please excuse my brevity.


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Update the draft to remove Ed25519ph and added references to two (one yet n=
ot published, but you can read master thesis here: http://essay.utwente.nl/=
68358/) articles on ECC in DNSSEC research.

Cheers,
--
 Ond=C5=99ej Sur=C3=BD -- Technical Fellow
 --------------------------------------------
 CZ.NIC, z.s.p.o.    --     Laborato=C5=99e CZ.NIC
 Milesovska 5, 130 00 Praha 3, Czech Republic
 mailto:ondrej.sury@nic.cz    https://nic.cz/
 --------------------------------------------

----- Forwarded Message -----
From: internet-drafts@ietf.org
To: "Ond=C5=99ej Sur=C3=BD" <ondrej.sury@nic.cz>, "Robert Edmonds" <edmonds=
@fsi.io>
Sent: Thursday, January 28, 2016 12:35:09 PM
Subject: New Version Notification for draft-curdle-dnskey-ed25519-01.txt

A new version of I-D, draft-curdle-dnskey-ed25519-01.txt
has been successfully submitted by Ondrej Sury and posted to the
IETF repository.

Name:=09=09draft-curdle-dnskey-ed25519
Revision:=0901
Title:=09=09Ed25519 for DNSSEC
Document date:=092016-01-28
Group:=09=09Individual Submission
Pages:=09=097
URL:            https://www.ietf.org/internet-drafts/draft-curdle-dnskey-ed=
25519-01.txt
Status:         https://datatracker.ietf.org/doc/draft-curdle-dnskey-ed2551=
9/
Htmlized:       https://tools.ietf.org/html/draft-curdle-dnskey-ed25519-01
Diff:           https://www.ietf.org/rfcdiff?url2=3Ddraft-curdle-dnskey-ed2=
5519-01

Abstract:
   This document describes how to specify Ed25519 keys and signatures in
   DNS Security (DNSSEC).  It uses the Ed25519 instance of the Edwards-
   curve Digital Signature Algorithm (EdDSA).

                                                                           =
      =20


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

The IETF Secretariat


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A New Internet-Draft is available from the on-line Internet-Drafts directories.
 This draft is a work item of the CURves, Deprecating and a Little more Encryption Working Group of the IETF.

        Title           : Ed25519 for DNSSEC
        Authors         : Ondrej Sury
                          Robert Edmonds
	Filename        : draft-ietf-curdle-dnskey-ed25519-00.txt
	Pages           : 7
	Date            : 2016-01-28

Abstract:
   This document describes how to specify Ed25519 keys and signatures in
   DNS Security (DNSSEC).  It uses the Ed25519 instance of the Edwards-
   curve Digital Signature Algorithm (EdDSA).


The IETF datatracker status page for this draft is:
https://datatracker.ietf.org/doc/draft-ietf-curdle-dnskey-ed25519/

There's also a htmlized version available at:
https://tools.ietf.org/html/draft-ietf-curdle-dnskey-ed25519-00


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