Re: [Cfrg] minutes from IETF 86 meeting

Peter Gutmann <pgut001@cs.auckland.ac.nz> Wed, 20 March 2013 21:58 UTC

Return-Path: <pgut001@cs.auckland.ac.nz>
X-Original-To: cfrg@ietfa.amsl.com
Delivered-To: cfrg@ietfa.amsl.com
Received: from localhost (localhost [127.0.0.1]) by ietfa.amsl.com (Postfix) with ESMTP id 9E45A21F8E47 for <cfrg@ietfa.amsl.com>; Wed, 20 Mar 2013 14:58:05 -0700 (PDT)
X-Virus-Scanned: amavisd-new at amsl.com
X-Spam-Flag: NO
X-Spam-Score: -2.599
X-Spam-Level:
X-Spam-Status: No, score=-2.599 tagged_above=-999 required=5 tests=[AWL=0.000, BAYES_00=-2.599]
Received: from mail.ietf.org ([12.22.58.30]) by localhost (ietfa.amsl.com [127.0.0.1]) (amavisd-new, port 10024) with ESMTP id hbGnDg8OOUm2 for <cfrg@ietfa.amsl.com>; Wed, 20 Mar 2013 14:58:04 -0700 (PDT)
Received: from mx2.auckland.ac.nz (mx2.auckland.ac.nz [130.216.125.244]) by ietfa.amsl.com (Postfix) with ESMTP id 9C67B21F8E2C for <cfrg@irtf.org>; Wed, 20 Mar 2013 14:58:04 -0700 (PDT)
DKIM-Signature: v=1; a=rsa-sha256; c=simple/simple; d=auckland.ac.nz; i=pgut001@cs.auckland.ac.nz; q=dns/txt; s=uoa; t=1363816685; x=1395352685; h=from:to:subject:date:message-id: content-transfer-encoding:mime-version; bh=d6SWbnhEdwvyQbgEagCqtrMSQ3T0NrW4BNTU5SDS/HE=; b=edL8X8rUir0Lev+KahuHzoFzydKEdjXksRdF2f2Uy9N2aTF7FI1sVmnD ezrTVuYctI7i9akHF9GyGy9i9p6McgHwG4HWl0QWECFu/c7TcrriqeUEF bnWTYddUvMWgsrsC0r69i+XZ+NXBAGDbtjkyUUlxD8HLUj/HQb/4ExWtC w=;
X-IronPort-AV: E=Sophos;i="4.84,881,1355050800"; d="scan'208";a="176825904"
X-Ironport-HAT: MAIL-SERVERS - $RELAYED
X-Ironport-Source: 130.216.4.106 - Outgoing - Outgoing
Received: from uxchange10-fe2.uoa.auckland.ac.nz ([130.216.4.106]) by mx2-int.auckland.ac.nz with ESMTP/TLS/AES128-SHA; 21 Mar 2013 10:58:03 +1300
Received: from UXCHANGE10-FE4.UoA.auckland.ac.nz (130.216.4.171) by uxchange10-fe2.UoA.auckland.ac.nz (130.216.4.106) with Microsoft SMTP Server (TLS) id 14.2.318.4; Thu, 21 Mar 2013 10:58:03 +1300
Received: from UXCN10-2.UoA.auckland.ac.nz ([169.254.2.115]) by uxchange10-fe4.UoA.auckland.ac.nz ([130.216.4.171]) with mapi id 14.02.0318.004; Thu, 21 Mar 2013 10:58:03 +1300
From: Peter Gutmann <pgut001@cs.auckland.ac.nz>
To: "cfrg@irtf.org" <cfrg@irtf.org>
Thread-Topic: [Cfrg] minutes from IETF 86 meeting
Thread-Index: Ac4ltfqPkp9C33CpSpCkXTgNu6JjIQ==
Date: Wed, 20 Mar 2013 21:57:56 +0000
Message-ID: <9A043F3CF02CD34C8E74AC1594475C7343D2239B@uxcn10-2.UoA.auckland.ac.nz>
Accept-Language: en-GB, en-NZ, en-US
Content-Language: en-GB
X-MS-Has-Attach:
X-MS-TNEF-Correlator:
x-originating-ip: [130.216.158.4]
Content-Type: text/plain; charset="us-ascii"
Content-Transfer-Encoding: quoted-printable
MIME-Version: 1.0
Subject: Re: [Cfrg] minutes from IETF 86 meeting
X-BeenThere: cfrg@irtf.org
X-Mailman-Version: 2.1.12
Precedence: list
List-Id: Crypto Forum Research Group <cfrg.irtf.org>
List-Unsubscribe: <http://www.irtf.org/mailman/options/cfrg>, <mailto:cfrg-request@irtf.org?subject=unsubscribe>
List-Archive: <http://www.irtf.org/mail-archive/web/cfrg>
List-Post: <mailto:cfrg@irtf.org>
List-Help: <mailto:cfrg-request@irtf.org?subject=help>
List-Subscribe: <http://www.irtf.org/mailman/listinfo/cfrg>, <mailto:cfrg-request@irtf.org?subject=subscribe>
X-List-Received-Date: Wed, 20 Mar 2013 21:58:05 -0000

Ben Laurie <ben@links.org> writes:
>On 20 March 2013 18:43, David McGrew (mcgrew) <mcgrew@cisco.com> wrote:
>> Minutes are now posted.   Thanks to Paul Hoffman for being the scribe.
>>
>> http://www.ietf.org/proceedings/86/minutes/minutes-86-cfrg
>
>I just want to observe that arguments of the form "we should not use X
>because X is not widely used" are not worth the paper they are written on.

I assume you mean the "Survey showed that GCM is not universally provided, so
can also do CBC plus HMAC", which sounds perfectly reasonable to me.  What
you're proposing seems to be "X is rarely used, so we should require it in our
spec", which in effect is saying "We don't want our spec to be used".

Peter.