Re: [ietf-dkim] DKIM and EAI

Hector Santos <hsantos@isdg.net> Wed, 06 December 2017 17:47 UTC

Return-Path: <ietf-dkim-bounces@mipassoc.org>
X-Original-To: ietfarch-ietf-dkim-archive@ietfa.amsl.com
Delivered-To: ietfarch-ietf-dkim-archive@ietfa.amsl.com
Received: from localhost (localhost [127.0.0.1]) by ietfa.amsl.com (Postfix) with ESMTP id 114CE1275FD for <ietfarch-ietf-dkim-archive@ietfa.amsl.com>; Wed, 6 Dec 2017 09:47:16 -0800 (PST)
X-Virus-Scanned: amavisd-new at amsl.com
X-Spam-Flag: NO
X-Spam-Score: -0.99
X-Spam-Level:
X-Spam-Status: No, score=-0.99 tagged_above=-999 required=5 tests=[BAYES_00=-1.9, DKIM_ADSP_ALL=0.8, DKIM_SIGNED=0.1, HEADER_FROM_DIFFERENT_DOMAINS=0.001, RCVD_IN_DNSWL_NONE=-0.0001, SPF_PASS=-0.001, T_DKIM_INVALID=0.01] autolearn=no autolearn_force=no
Authentication-Results: ietfa.amsl.com (amavisd-new); dkim=fail (1024-bit key) reason="fail (message has been altered)" header.d=isdg.net header.b=LRKa0EI+; dkim=fail (1024-bit key) reason="fail (message has been altered)" header.d=beta.winserver.com header.b=JHiXZPh7
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 3Y8rCq9wznY8 for <ietfarch-ietf-dkim-archive@ietfa.amsl.com>; Wed, 6 Dec 2017 09:47:14 -0800 (PST)
Received: from simon.songbird.com (simon.songbird.com [72.52.113.5]) (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 8CAAE1272E1 for <ietf-dkim-archive@ietf.org>; Wed, 6 Dec 2017 09:47:14 -0800 (PST)
Received: from simon.songbird.com (simon.songbird.com [127.0.0.1]) by simon.songbird.com (8.14.4/8.14.4/Debian-4.1ubuntu1) with ESMTP id vB6Hfjuc025612; Wed, 6 Dec 2017 09:41:47 -0800
Authentication-Results: simon.songbird.com; dkim=fail reason="verification failed; unprotected key" header.d=isdg.net header.i=@isdg.net header.b=LRKa0EI+; dkim-adsp=fail (unprotected policy); dkim-atps=neutral
Received: from groups.winserver.com (mail.winserver.com [76.245.57.69]) by simon.songbird.com (8.14.4/8.14.4/Debian-4.1ubuntu1) with ESMTP id vB6HffuK025585 for <ietf-dkim@mipassoc.org>; Wed, 6 Dec 2017 09:41:43 -0800
DKIM-Signature: v=1; d=isdg.net; s=tms1; a=rsa-sha1; c=simple/relaxed; l=903; t=1512582073; h=Received:Received: Received:Received:Message-ID:Date:From:Organization:To:Subject: List-ID; bh=WoyBrgwZxBjp+PZ/aEokIl44YBY=; b=LRKa0EI+l1aMKQNsAInS sYLlCPrAivzuAEwaNVy/uQ2mcVVQ5YEl8/xb7xmA6ItShVEmIng1WNC20sa5wLGI fRd7+J8Ij2RVV7ROD5Fa7bovGVC5EJOioiM0ah6yocTxrowQb2fqgEzHOoaUJ5sM 1MloDY6VhNjyJvp77I3R0jg=
Received: by winserver.com (Wildcat! SMTP Router v7.0.454.6) for ietf-dkim@mipassoc.org; Wed, 06 Dec 2017 12:41:13 -0500
Authentication-Results: dkim.winserver.com; dkim=pass header.d=beta.winserver.com header.s=tms1 header.i=beta.winserver.com; adsp=pass policy=all author.d=isdg.net asl.d=beta.winserver.com;
Received: from beta.winserver.com ([76.245.57.74]) by winserver.com (Wildcat! SMTP v7.0.454.6) with ESMTP id 2450790856.1.304; Wed, 06 Dec 2017 12:41:12 -0500
DKIM-Signature: v=1; d=beta.winserver.com; s=tms1; a=rsa-sha256; c=simple/relaxed; l=903; t=1512581894; h=Received:Received: Message-ID:Date:From:Organization:To:Subject:List-ID; bh=nEoc2NS SANFOpHFzJpDNtUKA+BxxG2E1QMtMSAFQDp4=; b=JHiXZPh7PujcBmW/VRtZHQX lXZaaMI0mN9PCZ8Vq6M47CpgJmagkvUviQ7pdyydy0aPHle1UiP9MKIYk6tc9XRh iOJzGCaYwyQitlpMNto/seH68cxOJpRwuL1AYDif2bS9zdR2TOsDh0+Tl4nDUM7S xsV0hQCYG1dm+AEaI4zo=
Received: by beta.winserver.com (Wildcat! SMTP Router v7.0.454.6) for ietf-dkim@mipassoc.org; Wed, 06 Dec 2017 12:38:14 -0500
Received: from [192.168.1.68] ([99.121.5.8]) by beta.winserver.com (Wildcat! SMTP v7.0.454.6) with ESMTP id 2450734860.9.388848; Wed, 06 Dec 2017 12:38:13 -0500
Message-ID: <5A282BB7.1010202@isdg.net>
Date: Wed, 06 Dec 2017 12:41:11 -0500
From: Hector Santos <hsantos@isdg.net>
Organization: Santronics Software, Inc.
User-Agent: Mozilla/5.0 (Windows NT 6.1; WOW64; rv:24.0) Gecko/20100101 Thunderbird/24.8.1
MIME-Version: 1.0
To: ietf-dkim@mipassoc.org
References: <alpine.OSX.2.21.1712052213140.62996@ary.qy>
In-Reply-To: <alpine.OSX.2.21.1712052213140.62996@ary.qy>
Subject: Re: [ietf-dkim] DKIM and EAI
X-BeenThere: ietf-dkim@mipassoc.org
X-Mailman-Version: 2.1.16
Precedence: list
List-Id: IETF DKIM Discussion List <ietf-dkim.mipassoc.org>
List-Unsubscribe: <http://mipassoc.org/mailman/options/ietf-dkim>, <mailto:ietf-dkim-request@mipassoc.org?subject=unsubscribe>
List-Archive: <http://mipassoc.org/pipermail/ietf-dkim/>
List-Post: <mailto:ietf-dkim@mipassoc.org>
List-Help: <mailto:ietf-dkim-request@mipassoc.org?subject=help>
List-Subscribe: <http://mipassoc.org/mailman/listinfo/ietf-dkim>, <mailto:ietf-dkim-request@mipassoc.org?subject=subscribe>
Content-Transfer-Encoding: base64
Content-Type: text/plain; charset="utf-8"; Format="flowed"
Errors-To: ietf-dkim-bounces@mipassoc.org
Sender: "ietf-dkim" <ietf-dkim-bounces@mipassoc.org>

+1.

I think there are parsing issues to be highlighted.  Do you decode 
first, then extract the Author Domain or extract first before 
decoding? etc.



On 12/5/2017 10:27 PM, John R. Levine wrote:
> If I may change the topic for a moment ...
>
> I'm working on some stuff for ICANN to help people get EAI mail
> working. One of the underspecified bits of EAI is how authentication
> works with SPF, DKIM, DMARC and now, I suppose ARC.  There's a bunch
> of places where one needs to make arbitrary decisions about what's in
> ASCII (a-labels) or what's in UTF-8 (u-labels.)  I did a draft about
> it last year:
>
>      https://datatracker.ietf.org/doc/draft-levine-appsarea-eaiauth/
>
> It would be nice if this could be finished and published, so I have
> something better than an expired draft to point at when people ask me
> how to do DKIM and SPF with their EAI mail.
>

-- 
HLS


_______________________________________________
NOTE WELL: This list operates according to
http://mipassoc.org/dkim/ietf-list-rules.html