Re: [apps-discuss] Stephen Farrell's Yes on draft-ietf-appsawg-malformed-mail-10: (with COMMENT)

"John Levine" <johnl@taugh.com> Thu, 21 November 2013 17:13 UTC

Return-Path: <prvs=003088068a=johnl@iecc.com>
X-Original-To: apps-discuss@ietfa.amsl.com
Delivered-To: apps-discuss@ietfa.amsl.com
Received: from localhost (ietfa.amsl.com [127.0.0.1]) by ietfa.amsl.com (Postfix) with ESMTP id 9A3281AE089 for <apps-discuss@ietfa.amsl.com>; Thu, 21 Nov 2013 09:13:23 -0800 (PST)
X-Virus-Scanned: amavisd-new at amsl.com
X-Spam-Flag: NO
X-Spam-Score: -2.317
X-Spam-Level:
X-Spam-Status: No, score=-2.317 tagged_above=-999 required=5 tests=[BAYES_00=-1.9, DKIM_SIGNED=0.1, RP_MATCHES_RCVD=-0.525, SPF_HELO_PASS=-0.001, SPF_PASS=-0.001, T_DKIM_INVALID=0.01] 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 T68p0f44ugin for <apps-discuss@ietfa.amsl.com>; Thu, 21 Nov 2013 09:13:22 -0800 (PST)
Received: from leila.iecc.com (leila6.iecc.com [IPv6:2001:470:1f07:1126:0:4c:6569:6c61]) by ietfa.amsl.com (Postfix) with ESMTP id B4B881AE058 for <apps-discuss@ietf.org>; Thu, 21 Nov 2013 09:13:21 -0800 (PST)
Received: (qmail 24498 invoked from network); 21 Nov 2013 17:13:14 -0000
Received: from leila.iecc.com (64.57.183.34) by mail1.iecc.com with QMQP; 21 Nov 2013 17:13:14 -0000
DKIM-Signature: v=1; a=rsa-sha256; c=simple; d=iecc.com; h=date:message-id:from:to:cc:subject:in-reply-to:mime-version:content-type:content-transfer-encoding; s=528e3f2a.xn--btvx9d.k1310; i=johnl@user.iecc.com; bh=TmUMmmlbOZ6ujiBTThPs9d7V0ex3ZWaovh8Ma42smQs=; b=PAO4A4TpHa0STip5D8ZQbVsHflDVoNRqjODG7iryDKKFEknnAqTG/Yta4X8nA90OoWNnE6eb71mPJS31X3d8sw/+detaK6C8ogsVTjmxjGMEmjbkZu+oKOLWjDhStA39gTrJHpMQrMApc9rF7wAB/UsglnvpNDjj7e/QMgKxOgw6BSBG7jvgUk8+afzTj5/a9NRGmzHRExg8UUpUSfyk1LyI4mDCFHtf3oCr4Iou1LlXxas41e1FfTrmdsiTC4ZM
DKIM-Signature: v=1; a=rsa-sha256; c=simple; d=taugh.com; h=date:message-id:from:to:cc:subject:in-reply-to:mime-version:content-type:content-transfer-encoding; s=528e3f2a.xn--btvx9d.k1310; olt=johnl@user.iecc.com; bh=TmUMmmlbOZ6ujiBTThPs9d7V0ex3ZWaovh8Ma42smQs=; b=B2hWiSVzW8jUfIMBv2s0iVhesz/pdESWo8fePFddD5gk6NEkoB19HC7jV0IzS2fUSoMQ1F9t/a1BD0YF5H8Y5un9PMPz1X/OaDHwlBJwkmvfbiPpp4l5Hex5rhAkPBQQXfWOp5GjLbM9fEoVUQ3VCnt9xod2VBEQrg8OWoM865yjgyEDRJ/Fh45FWMin0hH10Gg9L1q0TahCwfwjjmGWs65IjAJH0LaA/rBK18aswXT41iJSDX6NEZ8ZwrPKO8om
Date: Thu, 21 Nov 2013 17:12:52 -0000
Message-ID: <20131121171252.41040.qmail@joyce.lan>
From: John Levine <johnl@taugh.com>
To: apps-discuss@ietf.org
In-Reply-To: <CAL0qLwaR7pvNxMgCz8gvFoj+ZX_nf=zL3KDqQxrFL8XxywKnKA@mail.gmail.com>
Organization:
X-Headerized: yes
Mime-Version: 1.0
Content-type: text/plain; charset="utf-8"
Content-transfer-encoding: 8bit
Subject: Re: [apps-discuss] Stephen Farrell's Yes on draft-ietf-appsawg-malformed-mail-10: (with COMMENT)
X-BeenThere: apps-discuss@ietf.org
X-Mailman-Version: 2.1.15
Precedence: list
List-Id: General discussion of application-layer protocols <apps-discuss.ietf.org>
List-Unsubscribe: <https://www.ietf.org/mailman/options/apps-discuss>, <mailto:apps-discuss-request@ietf.org?subject=unsubscribe>
List-Archive: <http://www.ietf.org/mail-archive/web/apps-discuss/>
List-Post: <mailto:apps-discuss@ietf.org>
List-Help: <mailto:apps-discuss-request@ietf.org?subject=help>
List-Subscribe: <https://www.ietf.org/mailman/listinfo/apps-discuss>, <mailto:apps-discuss-request@ietf.org?subject=subscribe>
X-List-Received-Date: Thu, 21 Nov 2013 17:13:23 -0000

>I don't think I've ever seen an ambiguity in an email message that included
>S/MIME or PGP, so I don't have much to offer here.  My co-authors might, so
>I'll let them chime in if so.  I'll do a quick look around to see what I
>can find.

I'm not a co-author, but other than messages signed with expired keys
it's hard to think of anything.  In general, if you don't have the
key, you can't verify the signature or decode the message, so there's
nothing to fix.