IETF Logo Mail Archive

Re: [TLS] PR#28: Converting cTLS to QUIC-style varints

"Salz, Rich" <rsalz@akamai.com> Tue, 06 October 2020 16:24 UTC

Return-Path: <rsalz@akamai.com>
X-Original-To: tls@ietfa.amsl.com
Delivered-To: tls@ietfa.amsl.com
Received: from localhost (localhost [127.0.0.1]) by ietfa.amsl.com (Postfix) with ESMTP id BF9443A1499 for <tls@ietfa.amsl.com>; Tue, 6 Oct 2020 09:24:31 -0700 (PDT)
X-Virus-Scanned: amavisd-new at amsl.com
X-Spam-Flag: NO
X-Spam-Score: -3.299
X-Spam-Level:
X-Spam-Status: No, score=-3.299 tagged_above=-999 required=5 tests=[BAYES_00=-1.9, DKIMWL_WL_HIGH=-1.2, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, SPF_HELO_NONE=0.001, SPF_PASS=-0.001, URIBL_BLOCKED=0.001] autolearn=ham autolearn_force=no
Authentication-Results: ietfa.amsl.com (amavisd-new); dkim=pass (2048-bit key) header.d=akamai.com
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 IhvWQwo5qHOD for <tls@ietfa.amsl.com>; Tue, 6 Oct 2020 09:24:30 -0700 (PDT)
Received: from mx0a-00190b01.pphosted.com (mx0a-00190b01.pphosted.com [IPv6:2620:100:9001:583::1]) (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 AC94E3A1498 for <tls@ietf.org>; Tue, 6 Oct 2020 09:24:30 -0700 (PDT)
Received: from pps.filterd (m0050093.ppops.net [127.0.0.1]) by m0050093.ppops.net-00190b01. (8.16.0.42/8.16.0.42) with SMTP id 096GOBdV022800; Tue, 6 Oct 2020 17:24:30 +0100
DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=akamai.com; h=from : to : subject : date : message-id : references : in-reply-to : content-type : content-id : content-transfer-encoding : mime-version; s=jan2016.eng; bh=XeiegBBP/uLhxRBHIDUhdki+SJa9ZgiCO7OsqqkLVdk=; b=iYMS3639gajFSIiXNVpKFCtL0vW/+9Vxm7j3wnsMm7jBi/YGKQFhWpWkZz7NOLIk5YjK iksaUxUxk/3wIygtoFDlbCqBLo012Diz8O4J/eY0yhLQCe05jACpuMzMU4UY4imFNjhC YAKBGppkXOmX7hfanDHqUpNxdpFyCCYR7jxloGvfk2AstmKk4/7maD/G+kIKJiU+SY6B NcBNceO+ZmSFI6n/gmVNVQXs/MJaZ6ARQ5qk40STzILkZIIiwO5vTCOagYZc/Iioi9L8 WPiZAMMf1N7LdKdr0THiI2vQ0FbXjH5h0lYPyXFZHOTtk+iXZ+j/amgw/bMixCJKDbuQ qg==
Received: from prod-mail-ppoint6 (prod-mail-ppoint6.akamai.com [184.51.33.61] (may be forged)) by m0050093.ppops.net-00190b01. with ESMTP id 33xgjw4upc-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=NOT); Tue, 06 Oct 2020 17:24:30 +0100
Received: from pps.filterd (prod-mail-ppoint6.akamai.com [127.0.0.1]) by prod-mail-ppoint6.akamai.com (8.16.0.42/8.16.0.42) with SMTP id 096GJrEl029730; Tue, 6 Oct 2020 12:24:29 -0400
Received: from email.msg.corp.akamai.com ([172.27.123.53]) by prod-mail-ppoint6.akamai.com with ESMTP id 33xmmy904n-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-SHA384 bits=256 verify=NOT); Tue, 06 Oct 2020 12:24:28 -0400
Received: from USMA1EX-DAG1MB1.msg.corp.akamai.com (172.27.123.101) by usma1ex-dag1mb6.msg.corp.akamai.com (172.27.123.65) with Microsoft SMTP Server (TLS) id 15.0.1497.2; Tue, 6 Oct 2020 12:24:28 -0400
Received: from USMA1EX-DAG1MB1.msg.corp.akamai.com ([172.27.123.101]) by usma1ex-dag1mb1.msg.corp.akamai.com ([172.27.123.101]) with mapi id 15.00.1497.006; Tue, 6 Oct 2020 12:24:28 -0400
From: "Salz, Rich" <rsalz@akamai.com>
To: Michael D'Errico <mike-list@pobox.com>, "tls@ietf.org" <tls@ietf.org>
Thread-Topic: [TLS] PR#28: Converting cTLS to QUIC-style varints
Thread-Index: AQHWm3iKrhxp8FiixEugbYdrKco766mKDOKAgAAB6gD//8lugIABEp0AgAAafwD//74KgA==
Date: Tue, 6 Oct 2020 16:24:27 +0000
Message-ID: <9CED80DA-FAE7-4C7F-9687-3B61B63587E9@akamai.com>
References: <CABcZeBPNFhGoLhgqeR9ObwyU68BYq=hXG1PhXcqNsNDNFGGyaw@mail.gmail.com> <CAOYVs2rEDtgJFVpiQkcaaYG2LAyW1hB5Cou4kUoG2_dkxMFTww@mail.gmail.com> <CABcZeBP3BUDEeiV2T-kxYTmC841XE_BrXhPHSoRqfdH0hHd-6w@mail.gmail.com> <BBA456AB-EC42-47DD-A3E3-5FC0E9E7A534@akamai.com> <53DD7D0D-D325-4246-86F2-C409875134FB@ll.mit.edu> <8e8ca76e-37ce-ce10-ae42-ea26d87c35fc@pobox.com>
In-Reply-To: <8e8ca76e-37ce-ce10-ae42-ea26d87c35fc@pobox.com>
Accept-Language: en-US
Content-Language: en-US
X-MS-Has-Attach:
X-MS-TNEF-Correlator:
user-agent: Microsoft-MacOutlook/16.40.20081201
x-ms-exchange-messagesentrepresentingtype: 1
x-ms-exchange-transport-fromentityheader: Hosted
x-originating-ip: [172.27.164.43]
Content-Type: text/plain; charset="utf-8"
Content-ID: <43CAFB76CAB1E44BB04EC8E892BDAC5A@akamai.com>
Content-Transfer-Encoding: base64
MIME-Version: 1.0
X-Proofpoint-Virus-Version: vendor=fsecure engine=2.50.10434:6.0.235, 18.0.687 definitions=2020-10-06_09:2020-10-06, 2020-10-06 signatures=0
X-Proofpoint-Spam-Details: rule=notspam policy=default score=0 malwarescore=0 suspectscore=0 spamscore=0 phishscore=0 adultscore=0 mlxscore=0 mlxlogscore=999 bulkscore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.12.0-2006250000 definitions=main-2010060104
X-Proofpoint-Virus-Version: vendor=fsecure engine=2.50.10434:6.0.235, 18.0.687 definitions=2020-10-06_09:2020-10-06, 2020-10-06 signatures=0
Archived-At: <https://mailarchive.ietf.org/arch/msg/tls/sngVWhIVyW-rIiXmA2pAZaTtAZY>
Subject: Re: [TLS] PR#28: Converting cTLS to QUIC-style varints
X-BeenThere: tls@ietf.org
X-Mailman-Version: 2.1.29
Precedence: list
List-Id: "This is the mailing list for the Transport Layer Security working group of the IETF." <tls.ietf.org>
List-Unsubscribe: <https://www.ietf.org/mailman/options/tls>, <mailto:tls-request@ietf.org?subject=unsubscribe>
List-Archive: <https://mailarchive.ietf.org/arch/browse/tls/>
List-Post: <mailto:tls@ietf.org>
List-Help: <mailto:tls-request@ietf.org?subject=help>
List-Subscribe: <https://www.ietf.org/mailman/listinfo/tls>, <mailto:tls-request@ietf.org?subject=subscribe>
X-List-Received-Date: Tue, 06 Oct 2020 16:24:32 -0000

>    But if the spec says MUST be minimum length,
    I would feel compelled to check every one.

"Be liberal in what you accept" no?

>    Please don't require minimum length unless
    security would be weaker without it.

If the fields are used in digests/hashing/signatures, then it matters.  (The DER/BER comment upthread)

v2.1.27 | Report a Bug | By Email