Re: [Cfrg] I-D Action: draft-irtf-cfrg-chacha20-poly1305-06.txt

Alyssa Rowan <akr@akr.io> Thu, 15 January 2015 08:09 UTC

Return-Path: <akr@akr.io>
X-Original-To: cfrg@ietfa.amsl.com
Delivered-To: cfrg@ietfa.amsl.com
Received: from localhost (ietfa.amsl.com [127.0.0.1]) by ietfa.amsl.com (Postfix) with ESMTP id D4C601B2BAD for <cfrg@ietfa.amsl.com>; Thu, 15 Jan 2015 00:09:46 -0800 (PST)
X-Virus-Scanned: amavisd-new at amsl.com
X-Spam-Flag: NO
X-Spam-Score: 0.798
X-Spam-Level:
X-Spam-Status: No, score=0.798 tagged_above=-999 required=5 tests=[BAYES_50=0.8, SPF_HELO_PASS=-0.001, SPF_PASS=-0.001] autolearn=ham
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 dlKjtV1pKMpu for <cfrg@ietfa.amsl.com>; Thu, 15 Jan 2015 00:09:45 -0800 (PST)
Received: from entima.net (entima.net [78.129.143.175]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by ietfa.amsl.com (Postfix) with ESMTPS id 4D92E1B2BAA for <cfrg@irtf.org>; Thu, 15 Jan 2015 00:09:45 -0800 (PST)
Message-ID: <54B775C8.9070802@akr.io>
Date: Thu, 15 Jan 2015 08:09:44 +0000
From: Alyssa Rowan <akr@akr.io>
MIME-Version: 1.0
To: "cfrg@irtf.org" <cfrg@irtf.org>
References: <20150114143413.12276.29693.idtracker@ietfa.amsl.com> <0ED4D299-2CCC-4427-A52C-2F7BDD4634EE@akr.io> <7FB23519-5635-46AA-AFB7-C4D8A4210AF1@gmail.com> <CAGvU-a7x6SaeCiqX5DtKeDhLTTmc8fF9j56V+5J6UOVYEE5LZg@mail.gmail.com>
In-Reply-To: <CAGvU-a7x6SaeCiqX5DtKeDhLTTmc8fF9j56V+5J6UOVYEE5LZg@mail.gmail.com>
Content-Type: text/plain; charset=utf-8
Content-Transfer-Encoding: 7bit
Archived-At: <http://mailarchive.ietf.org/arch/msg/cfrg/TkvBOBwMnbwu0v0ufqWOgPu7NoA>
Subject: Re: [Cfrg] I-D Action: draft-irtf-cfrg-chacha20-poly1305-06.txt
X-BeenThere: cfrg@irtf.org
X-Mailman-Version: 2.1.15
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: Thu, 15 Jan 2015 08:09:47 -0000

-----BEGIN PGP SIGNED MESSAGE-----
Hash: SHA512

On 14/01/2015 16:06, Yoav Nir wrote:

>> ..."in constant time", perhaps we should add there, in case 
>> someone gets some bright ideas with plain vanilla memcmp() from 
>> that paragraph? Just a thought.
> Does it matter?

Possibly not, as you say; but caution definitely can't hurt here.

> OK. Submitted

Thanks very much.

- -- 
/akr
-----BEGIN PGP SIGNATURE-----
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=23kM
-----END PGP SIGNATURE-----