From nobody Fri May 3 02:51:53 2019 Return-Path: X-Original-To: media-types@ietfa.amsl.com Delivered-To: media-types@ietfa.amsl.com Received: from localhost (localhost [127.0.0.1]) by ietfa.amsl.com (Postfix) with ESMTP id 1E49E1200B8 for ; Fri, 3 May 2019 02:51:51 -0700 (PDT) X-Virus-Scanned: amavisd-new at amsl.com X-Spam-Flag: NO X-Spam-Score: -4.199 X-Spam-Level: X-Spam-Status: No, score=-4.199 tagged_above=-999 required=5 tests=[BAYES_00=-1.9, RCVD_IN_DNSWL_MED=-2.3, SPF_FAIL=0.001] autolearn=ham autolearn_force=no Received: from mail.ietf.org ([4.31.198.44]) by localhost (ietfa.amsl.com [127.0.0.1]) (amavisd-new, port 10024) with ESMTP id uOcifgR5KXdu for ; Fri, 3 May 2019 02:51:48 -0700 (PDT) Received: from pechora1.lax.icann.org (pechora1.icann.org [IPv6:2620:0:2d0:201::1:71]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by ietfa.amsl.com (Postfix) with ESMTPS id C0D1312006D for ; Fri, 3 May 2019 02:51:48 -0700 (PDT) Received: from ma03-relay.lansolnet.com (ma03-relay.lansolnet.com [176.95.46.36]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by pechora1.lax.icann.org (Postfix) with ESMTPS id E5B8C1E0100 for ; Fri, 3 May 2019 09:51:47 +0000 (UTC) Received: from unknown ([192.168.8.237]) by ma03-relay.lansolnet.com; Fri, 03 May 2019 11:51:26 +0200 Received: from MBX100D.cloud4partner.com (192.168.8.236) by MBX100E.cloud4partner.com (192.168.8.237) with Microsoft SMTP Server (TLS) id 15.0.1156.6; Fri, 3 May 2019 11:51:25 +0200 Received: from MBX100D.cloud4partner.com ([fe80::1438:a47a:e7b7:aed8]) by MBX100D.cloud4partner.com ([fe80::1438:a47a:e7b7:aed8%18]) with mapi id 15.00.1156.000; Fri, 3 May 2019 11:51:25 +0200 From: Matthias Kovatsch To: "media-types@iana.org" Thread-Topic: Notice for a potential media type registration: application/td+json Thread-Index: AdUBjvDgPXIk9DLnTCumvM9fM/S++gABoANAAAAR7oA= Date: Fri, 3 May 2019 09:51:25 +0000 Message-ID: References: In-Reply-To: Accept-Language: en-US, de-DE Content-Language: en-US X-MS-Has-Attach: X-MS-TNEF-Correlator: x-ms-exchange-transport-fromentityheader: Hosted x-originating-ip: [192.168.8.246] Content-Type: text/plain; charset="iso-8859-1" Content-Transfer-Encoding: quoted-printable MIME-Version: 1.0 X-cloud-security-sender: w3c@kovatsch.net X-cloud-security-recipient: media-types@iana.org X-cloud-security-Virusscan: CLEAN X-cloud-security-disclaimer: This E-Mail was scanned by E-Mailservice on ma03-relay.lansolnet.com with D284C1A6052C X-cloud-security-connect: unknown[192.168.8.237], TLS=1, IP=192.168.8.237 X-cloud-security: scantime:.1559 Archived-At: Subject: [media-types] Notice for a potential media type registration: application/td+json X-BeenThere: media-types@ietf.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: "IANA mailing list for reviewing Media Type \(MIME Type, Content Type\) registration requests." List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Fri, 03 May 2019 09:51:51 -0000 Dear IANA The Web of Things WG at W3C is getting ready to transition to Candidate Rec= ommendation for the WoT Thing Description specification: https://w3c.github= .io/wot-thing-description Section 10 (https://w3c.github.io/wot-thing-description/#iana-section) inte= nts to register "application/td+json" as well as a CoAP Content-Format ID (= 256-9999 range with IETF Review or IESG Approval). Could you please provide a Preliminary Community Review based on the Regist= ration Template, also attached below for convenience? Thank you and best wishes, Matthias ---------------------- Type name: application Subtype name: td+json Required parameters: None Optional parameters: None Encoding considerations: See RFC 6839, section 3.1. Security considerations: See RFC 8259. Since WoT Thing Description is intended to be a pure data exchange form= at for Thing metadata, the serialization SHOULD NOT be passed through a cod= e execution mechanism such as JavaScript's eval() function to be parsed. An= (invalid) document may contain code that, when executed, could lead to une= xpected side effects compromising the security of a system. WoT Thing Descriptions can be evaluated with a JSON-LD 1.1 processor, w= hich typically follows links to remote contexts (i.e., TD context extension= s, see =A7 6.3 Context Extension) automatically, resulting in the transfer = of files without the explicit request of the Consumer for each one. If remo= te contexts are served by third parties, it may allow them to gather usage = patterns or similar information leading to privacy concerns. While implemen= tations on resource-constrained devices are expected to perform raw JSON pr= ocessing (as opposed to JSON-LD processing), implementations in general SHO= ULD statically cache vetted versions of their supported context extensions = and not to follow links to remote contexts. Supported context extensions ca= n be managed through a secure software update mechanism instead. Context Extensions (see =A7 6.3 Context Extension) that are loaded from= the Web over non-secure connections, such as HTTP, run the risk of being a= ltered by an attacker such that they may modify the TD Information Model in= a way that could compromise security. For this reason, Consumer again SHOU= LD vet and cache remote contexts before allowing the system to use it. Given that JSON-LD processing usually includes the substitution of long= IRIs with short terms, WoT Thing Descriptions may expand considerably when= processed using a JSON-LD 1.1 processor and, in the worst case, the result= ing data might consume all of the recipient's resources. Consumers SHOULD t= reat any TD metadata with due skepticism. Interoperability considerations: See RFC 8259. Rules for processing both conforming and non-conforming content are def= ined in this specification. Published specification: https://w3c.github.io/wot-thing-description Applications that use this media type: All participating entities in the W3C Web of Things, that is, Things, C= onsumers, and Intermediaries as defined in the Web of Things (WoT) Architec= ture. Fragment identifier considerations: See RFC 6839, section 3.1 Additional information: Magic number(s): Not Applicable File extension(s): .jsontd Macintosh file type code(s): TEXT Person & email address to contact for further information: Matthias Kovatsch Intended usage: COMMON Restrictions on usage: None Author(s): The WoT Thing Description specification is a product of the Web of Thin= gs Working Group. Change controller: W3C Provisional registration? (standards tree only): No From w3c@kovatsch.net Fri May 3 02:37:01 2019 Return-Path: X-Original-To: media-types@ietfa.amsl.com Delivered-To: media-types@ietfa.amsl.com Received: from localhost (localhost [127.0.0.1]) by ietfa.amsl.com (Postfix) with ESMTP id 00A6D1200B8 for ; Fri, 3 May 2019 02:37:01 -0700 (PDT) X-Virus-Scanned: amavisd-new at amsl.com X-Spam-Flag: NO X-Spam-Score: -1.899 X-Spam-Level: X-Spam-Status: No, score=-1.899 tagged_above=-999 required=5 tests=[BAYES_00=-1.9, SPF_FAIL=0.001] autolearn=no autolearn_force=no Received: from mail.ietf.org ([4.31.198.44]) by localhost (ietfa.amsl.com [127.0.0.1]) (amavisd-new, port 10024) with ESMTP id 9XmQJcP2LnMQ for ; Fri, 3 May 2019 02:36:59 -0700 (PDT) Received: from pechora2.lax.icann.org (pechora2.icann.org [192.0.33.72]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by ietfa.amsl.com (Postfix) with ESMTPS id 4509B12006D for ; Fri, 3 May 2019 02:36:58 -0700 (PDT) Received: from ma03-relay.lansolnet.com (ma03-relay.lansolnet.com [176.95.46.36]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by pechora2.lax.icann.org (Postfix) with ESMTPS id 639EA1E0147 for ; Fri, 3 May 2019 09:36:58 +0000 (UTC) Received: from unknown ([192.168.8.225]) by ma03-relay.lansolnet.com; Fri, 03 May 2019 11:36:36 +0200 Received: from MBX100D.cloud4partner.com (192.168.8.236) by MBX100A.cloud4partner.com (192.168.8.225) with Microsoft SMTP Server (TLS) id 15.0.1156.6; Fri, 3 May 2019 11:36:35 +0200 Received: from MBX100D.cloud4partner.com ([fe80::1438:a47a:e7b7:aed8]) by MBX100D.cloud4partner.com ([fe80::1438:a47a:e7b7:aed8%18]) with mapi id 15.00.1156.000; Fri, 3 May 2019 11:36:35 +0200 From: Matthias Kovatsch To: "media-types@iana.org" Thread-Topic: Notice for a potential media type registration: application/td+json Thread-Index: AdUBjvDgPXIk9DLnTCumvM9fM/S++g== Date: Fri, 3 May 2019 09:36:35 +0000 Message-ID: Accept-Language: en-US, de-DE Content-Language: en-US X-MS-Has-Attach: X-MS-TNEF-Correlator: x-ms-exchange-transport-fromentityheader: Hosted x-originating-ip: [192.168.8.246] Content-Type: text/plain; charset="iso-8859-1" Content-Transfer-Encoding: quoted-printable MIME-Version: 1.0 X-cloud-security-sender: w3c@kovatsch.net X-cloud-security-recipient: media-types@iana.org X-cloud-security-Virusscan: CLEAN X-cloud-security-disclaimer: This E-Mail was scanned by E-Mailservice on ma03-relay.lansolnet.com with D3670198A34D X-cloud-security-connect: unknown[192.168.8.225], TLS=1, IP=192.168.8.225 X-cloud-security: scantime:.1651 Archived-At: X-Mailman-Approved-At: Fri, 03 May 2019 07:14:23 -0700 Subject: [media-types] Notice for a potential media type registration: application/td+json X-BeenThere: media-types@ietf.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: "IANA mailing list for reviewing Media Type \(MIME Type, Content Type\) registration requests." List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Fri, 03 May 2019 09:38:39 -0000 Dear IANA The Web of Things WG at W3C is getting ready to transition to Candidate Rec= ommendation for the WoT Thing Description specification: https://w3c.github= .io/wot-thing-description Section 10 (https://w3c.github.io/wot-thing-description/#iana-section) inte= nts to register "application/td+json" as well as a CoAP Content-Format ID (= 256-9999 range with IETF Review or IESG Approval). Could you please provide a Preliminary Community Review based on the Regist= ration Template, also attached below for convenience? Thank you and best wishes, Matthias ---------------------- Type name: application Subtype name: td+json Required parameters: None Optional parameters: None Encoding considerations: See RFC 6839, section 3.1. Security considerations: See RFC 8259. Since WoT Thing Description is intended to be a pure data exchange form= at for Thing metadata, the serialization SHOULD NOT be passed through a cod= e execution mechanism such as JavaScript's eval() function to be parsed. An= (invalid) document may contain code that, when executed, could lead to une= xpected side effects compromising the security of a system. WoT Thing Descriptions can be evaluated with a JSON-LD 1.1 processor, w= hich typically follows links to remote contexts (i.e., TD context extension= s, see =A7 6.3 Context Extension) automatically, resulting in the transfer = of files without the explicit request of the Consumer for each one. If remo= te contexts are served by third parties, it may allow them to gather usage = patterns or similar information leading to privacy concerns. While implemen= tations on resource-constrained devices are expected to perform raw JSON pr= ocessing (as opposed to JSON-LD processing), implementations in general SHO= ULD statically cache vetted versions of their supported context extensions = and not to follow links to remote contexts. Supported context extensions ca= n be managed through a secure software update mechanism instead. Context Extensions (see =A7 6.3 Context Extension) that are loaded from= the Web over non-secure connections, such as HTTP, run the risk of being a= ltered by an attacker such that they may modify the TD Information Model in= a way that could compromise security. For this reason, Consumer again SHOU= LD vet and cache remote contexts before allowing the system to use it. Given that JSON-LD processing usually includes the substitution of long= IRIs with short terms, WoT Thing Descriptions may expand considerably when= processed using a JSON-LD 1.1 processor and, in the worst case, the result= ing data might consume all of the recipient's resources. Consumers SHOULD t= reat any TD metadata with due skepticism. Interoperability considerations: See RFC 8259. Rules for processing both conforming and non-conforming content are def= ined in this specification. Published specification: https://w3c.github.io/wot-thing-description Applications that use this media type: All participating entities in the W3C Web of Things, that is, Things, C= onsumers, and Intermediaries as defined in the Web of Things (WoT) Architec= ture. Fragment identifier considerations: See RFC 6839, section 3.1 Additional information: Magic number(s): Not Applicable File extension(s): .jsontd Macintosh file type code(s): TEXT Person & email address to contact for further information: Matthias Kovatsch Intended usage: COMMON Restrictions on usage: None Author(s): The WoT Thing Description specification is a product of the Web of Thin= gs Working Group. Change controller: W3C Provisional registration? (standards tree only): No From nobody Fri May 3 07:27:34 2019 Return-Path: X-Original-To: media-types@ietfa.amsl.com Delivered-To: media-types@ietfa.amsl.com Received: from localhost (localhost [127.0.0.1]) by ietfa.amsl.com (Postfix) with ESMTP id A860F1200F5 for ; Fri, 3 May 2019 07:27:31 -0700 (PDT) X-Virus-Scanned: amavisd-new at amsl.com X-Spam-Flag: NO X-Spam-Score: -1.899 X-Spam-Level: X-Spam-Status: No, score=-1.899 tagged_above=-999 required=5 tests=[BAYES_00=-1.9, HEADER_FROM_DIFFERENT_DOMAINS=0.001] autolearn=ham autolearn_force=no Received: from mail.ietf.org ([4.31.198.44]) by localhost (ietfa.amsl.com [127.0.0.1]) (amavisd-new, port 10024) with ESMTP id JOwgAGeCAiQE for ; Fri, 3 May 2019 07:27:30 -0700 (PDT) Received: from pechora2.lax.icann.org (pechora2.icann.org [192.0.33.72]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by ietfa.amsl.com (Postfix) with ESMTPS id 933DC1200CD for ; Fri, 3 May 2019 07:27:30 -0700 (PDT) Received: from mail-qt1-f175.google.com (mail-qt1-f175.google.com [209.85.160.175]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by pechora2.lax.icann.org (Postfix) with ESMTPS id 425D01E022F for ; Fri, 3 May 2019 14:27:30 +0000 (UTC) Received: by mail-qt1-f175.google.com with SMTP id e5so6910389qtq.2 for ; Fri, 03 May 2019 07:27:30 -0700 (PDT) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:mime-version:references:in-reply-to:from:date :message-id:subject:to:cc; bh=90v/0qL+5Gtkm6/rKbkHAlm9CzIE6ziukmcJCNp391Y=; b=JcVqo0ODg906hiouIhqgsBzJHcBpnDceMqEhhkKI2NnTR637CXAvlMkbu5uObRcXTV d5dRnwuElAHpuZh51C3jCVqn21T/AW/i0nPlh+6o21q7ML823Co9zRbI/3Qk7284Xxfb OUZNVnvUG5H2GGPXexjvB6TXwbXKA2AyQwA5gfIZMEeDhtRXhbfeW89OpHYj/DXB3OzK uX8LRR25rjPaGhXvr3VpeuIuwqF+pAZIjPnJ78WNI/JVJpJy4JmfL0EPqVGH2CbFvXJs wi49buCp9CeKnQQKQ7jAAdtFB0AvbKZQ5Vb0nKuHfO0v3bYIIzDu1zVyxjxH0Y/YQ8+c 35KQ== X-Gm-Message-State: APjAAAV2paqXcPmqahlqsUCUK56FfiBPgOmLJEJr3o3l2I/RkccdNi9C GJITEHMcggZHuAwumcC/USQvgWyjW8j8MGGsa4Xlcdq9ot4= X-Google-Smtp-Source: APXvYqzK8+WVCDARJphQK7AbwmKhcnvyPh3kS1Dr+ytTtkD3irxQbijyjGEI+qq0aREEk6L8kmGDDsh7R35lxe4WNvU= X-Received: by 2002:ac8:30c7:: with SMTP id w7mr8673129qta.379.1556893628653; Fri, 03 May 2019 07:27:08 -0700 (PDT) MIME-Version: 1.0 References: In-Reply-To: From: Mark Baker Date: Fri, 3 May 2019 10:26:57 -0400 Message-ID: To: Matthias Kovatsch Cc: "media-types@iana.org" Content-Type: text/plain; charset="UTF-8" Archived-At: Subject: Re: [media-types] Notice for a potential media type registration: application/td+json X-BeenThere: media-types@ietf.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: "IANA mailing list for reviewing Media Type \(MIME Type, Content Type\) registration requests." List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Fri, 03 May 2019 14:27:32 -0000 Hi Matthias. Can you explain why application/ld+json, the JSON-LD media type, was insufficient for your needs? Thanks. From nobody Fri May 3 08:10:52 2019 Return-Path: X-Original-To: media-types@ietfa.amsl.com Delivered-To: media-types@ietfa.amsl.com Received: from localhost (localhost [127.0.0.1]) by ietfa.amsl.com (Postfix) with ESMTP id ED801120148 for ; Fri, 3 May 2019 08:10:50 -0700 (PDT) X-Virus-Scanned: amavisd-new at amsl.com X-Spam-Flag: NO X-Spam-Score: -1.899 X-Spam-Level: X-Spam-Status: No, score=-1.899 tagged_above=-999 required=5 tests=[BAYES_00=-1.9, RCVD_IN_DNSWL_NONE=-0.0001, SPF_FAIL=0.001] autolearn=no autolearn_force=no Received: from mail.ietf.org ([4.31.198.44]) by localhost (ietfa.amsl.com [127.0.0.1]) (amavisd-new, port 10024) with ESMTP id SSwu5Z8IzwCu for ; Fri, 3 May 2019 08:10:49 -0700 (PDT) Received: from pechora6.dc.icann.org (pechora6.icann.org [192.0.46.72]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by ietfa.amsl.com (Postfix) with ESMTPS id 5DDB8120228 for ; Fri, 3 May 2019 08:10:32 -0700 (PDT) Received: from ma04-relay.lansolnet.com (ma04-relay.lansolnet.com [176.95.46.38]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by pechora6.dc.icann.org (Postfix) with ESMTPS id 12D591E05A0 for ; Fri, 3 May 2019 15:10:30 +0000 (UTC) Received: from unknown ([192.168.8.236]) by ma04-relay.lansolnet.com; Fri, 03 May 2019 17:10:09 +0200 Received: from MBX100D.cloud4partner.com (192.168.8.236) by MBX100D.cloud4partner.com (192.168.8.236) with Microsoft SMTP Server (TLS) id 15.0.1156.6; Fri, 3 May 2019 17:10:08 +0200 Received: from MBX100D.cloud4partner.com ([fe80::1438:a47a:e7b7:aed8]) by MBX100D.cloud4partner.com ([fe80::1438:a47a:e7b7:aed8%18]) with mapi id 15.00.1156.000; Fri, 3 May 2019 17:10:08 +0200 From: Matthias Kovatsch To: Mark Baker CC: "media-types@iana.org" Thread-Topic: [media-types] Notice for a potential media type registration: application/td+json Thread-Index: AdUBjvDgPXIk9DLnTCumvM9fM/S++gABoANAAAAR7oAABXHAgAAEdL5Q Date: Fri, 3 May 2019 15:10:08 +0000 Message-ID: <215d4438d9184b6781a88b6d3af8fa46@MBX100D.cloud4partner.com> References: In-Reply-To: Accept-Language: en-US, de-DE Content-Language: en-US X-MS-Has-Attach: X-MS-TNEF-Correlator: x-ms-exchange-transport-fromentityheader: Hosted x-originating-ip: [192.168.8.246] Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 MIME-Version: 1.0 X-cloud-security-sender: w3c@kovatsch.net X-cloud-security-recipient: media-types@iana.org X-cloud-security-Virusscan: CLEAN X-cloud-security-disclaimer: This E-Mail was scanned by E-Mailservice on ma04-relay.lansolnet.com with BB773B80076 X-cloud-security-connect: unknown[192.168.8.236], TLS=1, IP=192.168.8.236 X-cloud-security: scantime:.1355 Archived-At: Subject: Re: [media-types] Notice for a potential media type registration: application/td+json X-BeenThere: media-types@ietf.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: "IANA mailing list for reviewing Media Type \(MIME Type, Content Type\) registration requests." List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Fri, 03 May 2019 15:10:51 -0000 RGVhciBNYXJrDQoNCj4gQ2FuIHlvdSBleHBsYWluIHdoeSBhcHBsaWNhdGlvbi9sZCtqc29uLCB0 aGUgSlNPTi1MRCBtZWRpYSB0eXBlLA0KPiB3YXMgaW5zdWZmaWNpZW50IGZvciB5b3VyIG5lZWRz PyBUaGFua3MuDQoNClRoZSBtYWluIHJlYXNvbiBpcyBhdm9pZGluZyBhbiBlbnRyeSBiYXJyaWVy IGZvciBJb1QgZGV2aWNlcyBhbmQgZGV2ZWxvcGVycy4gV2hpbGUgV29UIFRoaW5nIERlc2NyaXB0 aW9uIChURCkgaGFzIGEgc3ludGF4IGNvbXBhdGlibGUgd2l0aCBKU09OLUxEICgxLjEpIHRvIGVu YWJsZSAic2VtYW50aWMgcHJvY2Vzc2luZywiIHdlIGFscmVhZHkgZ290IHN0cm9uZyBjb21tZW50 cyBkdXJpbmcgdGhlIFdHIGNoYXJ0ZXIgcGVyaW9kIHRoYXQgd2Ugc2hvdWxkIG5vdCBoYXZlIGEg ZGVwZW5kZW5jeSBvbiBSREYuIFRodXMsIHdlIHB1dCBxdWl0ZSBzb21lIGVmZm9ydCB0aGF0IFRE cyBhcmUgYWxzbyBwcm9jZXNzYWJsZSB3aXRoIGEgInJhdyBKU09OIGFwcHJvYWNoLCIgbWVhbmlu ZyBubyBrbm93bGVkZ2Ugb2YgSlNPTi1MRCBpcyBuZWNlc3NhcnkuIEZ1cnRoZXJtb3JlLCB0aGlz IGhlbHBzIGluIHJlc291cmNlLWNvbnN0cmFpbmVkIGVudmlyb25tZW50cyB0aGF0IGNhbm5vdCBh ZmZvcmQgSlNPTi1MRCBwcm9jZXNzaW5nLCB3aGljaCBpcyBjb21tb24gaW4gSW9UICh3ZSBoYXZl IGV4cGVyaWVuY2Ugd2l0aCBydW5uaW5nIGNvZGUgaGVyZSkuDQoNClRoZXJlIGFyZSBhbHNvIHRl Y2huaWNhbCByZWFzb25zIHN1Y2ggYXMgdXNpbmcgV2ViIExpbmtpbmcgdG8gZXhwcmVzcyBkaWZm ZXJlbnQgcmVsYXRpb25zIGJldHdlZW4gVGhpbmdzLiBUaGUgInR5cGUiIHRhcmdldCBhdHRyaWJ1 dGUgc2hvdWxkIGlkZW50aWZ5IGl0IGFzIGEgVGhpbmcsIGhvd2V2ZXIsIGl0IGNhbiBvbmx5IHRh a2UgYSBtZWRpYSB0eXBlLCBpLmUuLCBubyBwYXJhbWV0ZXJzIHN1Y2ggYXMgdGhlIHByb2ZpbGUu IFdlIGFsc28gaW52ZXN0aWdhdGVkIGEgQ0JPUiByZXByZXNlbnRhdGlvbiBvZiBURC4gSW4gdGhl IGZ1dHVyZSwgd2UgbWlnaHQgd2FudCB0byByZWdpc3RlciAiYXBwbGljYXRpb24vdGQrY2JvciIg Zm9yIGEgQ0JPUiByZXByZXNlbnRhdGlvbiBiYXNlZCBvbiB0aGUgc2FtZSBURCBJbmZvcm1hdGlv biBNb2RlbC4NCg0KSSBob3BlIHRoaXMgZXhwbGFpbnMgb3VyIGNob2ljZS4NCg0KQmVzdCB3aXNo ZXMsDQpNYXR0aGlhcw0KDQo=