Re: WG Review: Domain-based Message Authentication, Reporting & Conformance (dmarc)x

Dave Crocker <dhc@dcrocker.net> Thu, 17 July 2014 14:41 UTC

Return-Path: <dhc@dcrocker.net>
X-Original-To: ietf@ietfa.amsl.com
Delivered-To: ietf@ietfa.amsl.com
Received: from localhost (ietfa.amsl.com [127.0.0.1]) by ietfa.amsl.com (Postfix) with ESMTP id 7C59B1ABB17 for <ietf@ietfa.amsl.com>; Thu, 17 Jul 2014 07:41:36 -0700 (PDT)
X-Virus-Scanned: amavisd-new at amsl.com
X-Spam-Flag: NO
X-Spam-Score: -4.2
X-Spam-Level:
X-Spam-Status: No, score=-4.2 tagged_above=-999 required=5 tests=[BAYES_00=-1.9, RCVD_IN_DNSWL_MED=-2.3] 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 nauihL3Xq3Ct for <ietf@ietfa.amsl.com>; Thu, 17 Jul 2014 07:41:35 -0700 (PDT)
Received: from sbh17.songbird.com (sbh17.songbird.com [72.52.113.17]) (using TLSv1 with cipher DHE-RSA-AES256-SHA (256/256 bits)) (No client certificate requested) by ietfa.amsl.com (Postfix) with ESMTPS id 71BB01B2791 for <ietf@ietf.org>; Thu, 17 Jul 2014 07:41:28 -0700 (PDT)
Received: from [192.168.1.66] (76-218-8-156.lightspeed.sntcca.sbcglobal.net [76.218.8.156]) (authenticated bits=0) by sbh17.songbird.com (8.13.8/8.13.8) with ESMTP id s6HEfOEO020025 (version=TLSv1/SSLv3 cipher=DHE-RSA-AES128-SHA bits=128 verify=NOT); Thu, 17 Jul 2014 07:41:27 -0700
Message-ID: <53C7E02B.9050405@dcrocker.net>
Date: Thu, 17 Jul 2014 07:39:39 -0700
From: Dave Crocker <dhc@dcrocker.net>
Organization: Brandenburg InternetWorking
User-Agent: Mozilla/5.0 (Windows NT 6.1; WOW64; rv:24.0) Gecko/20100101 Thunderbird/24.6.0
MIME-Version: 1.0
To: John C Klensin <john-ietf@jck.com>, ietf@ietf.org
Subject: Re: WG Review: Domain-based Message Authentication, Reporting & Conformance (dmarc)x
References: <20140717024645.1605.qmail@joyce.lan> <EAC6F6031A4AF95070AF35C5@JcK-HP8200.jck.com>
In-Reply-To: <EAC6F6031A4AF95070AF35C5@JcK-HP8200.jck.com>
X-Enigmail-Version: 1.6
Content-Type: text/plain; charset="ISO-8859-1"
Content-Transfer-Encoding: 7bit
X-Greylist: Sender succeeded SMTP AUTH, not delayed by milter-greylist-4.0 (sbh17.songbird.com [72.52.113.66]); Thu, 17 Jul 2014 07:41:28 -0700 (PDT)
Archived-At: http://mailarchive.ietf.org/arch/msg/ietf/p5aiffP5gMvTCdZ2oNLr_2xgGaQ
X-BeenThere: ietf@ietf.org
X-Mailman-Version: 2.1.15
Precedence: list
Reply-To: dcrocker@bbiw.net
List-Id: IETF-Discussion <ietf.ietf.org>
List-Unsubscribe: <https://www.ietf.org/mailman/options/ietf>, <mailto:ietf-request@ietf.org?subject=unsubscribe>
List-Archive: <http://www.ietf.org/mail-archive/web/ietf/>
List-Post: <mailto:ietf@ietf.org>
List-Help: <mailto:ietf-request@ietf.org?subject=help>
List-Subscribe: <https://www.ietf.org/mailman/listinfo/ietf>, <mailto:ietf-request@ietf.org?subject=subscribe>
X-List-Received-Date: Thu, 17 Jul 2014 14:41:36 -0000

On 7/17/2014 7:30 AM, John C Klensin wrote:
>     but the IETF has, at
> least IMO, tended to avoid protocols that favor large providers
> but hurt small ones 

While that certainly sounds appealing, I'm not aware of any IETF policy
or pattern of practice in that regard.

Please supply some documentation for it.


> To me, that makes decisions about damage-mitigation work for a
> non-essential protocol complicated because one way to eliminate
> the damage is to not support the protocol at all, possibly
> including stripping its headers whenever they are encountered.

What 'headers' are you referring to?


> I don't want to try to do the WG's work at charter discussion
...
> ignoring) DMARC headers whenever they are encountered".

DMARC does not (currently) have any 'headers'.


>    I just want to be sure it is at least treated
> as a legitimate alternative and that, should someone complain on
> IETF Last Call that it wasn't considered seriously and/or that
> the reasons for not going in that direction are not adequately
> documented, such complaints cannot be dismissed on the basis of
> language in the charter.

Please suggest charter text.

d/

-- 
Dave Crocker
Brandenburg InternetWorking
bbiw.net