Re: DMARC from the perspective of the listadmin of a bunch of SMALL community lists

Miles Fidelman <mfidelman@meetinghouse.net> Thu, 24 April 2014 23:30 UTC

Return-Path: <mfidelman@meetinghouse.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 7226D1A041D for <ietf@ietfa.amsl.com>; Thu, 24 Apr 2014 16:30:13 -0700 (PDT)
X-Virus-Scanned: amavisd-new at amsl.com
X-Spam-Flag: NO
X-Spam-Score: 2.419
X-Spam-Level: **
X-Spam-Status: No, score=2.419 tagged_above=-999 required=5 tests=[BAYES_50=0.8, J_CHICKENPOX_16=0.6, MISSING_HEADERS=1.021, SPF_HELO_PASS=-0.001, SPF_PASS=-0.001] autolearn=no
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 qUI7HButmLfV for <ietf@ietfa.amsl.com>; Thu, 24 Apr 2014 16:30:12 -0700 (PDT)
Received: from server1.neighborhoods.net (server1.neighborhoods.net [207.154.13.48]) by ietfa.amsl.com (Postfix) with ESMTP id 4171E1A0294 for <ietf@ietf.org>; Thu, 24 Apr 2014 16:30:12 -0700 (PDT)
Received: from localhost (localhost.localdomain [127.0.0.1]) by server1.neighborhoods.net (Postfix) with ESMTP id 75EF4CC0A1 for <ietf@ietf.org>; Thu, 24 Apr 2014 19:30:05 -0400 (EDT)
X-Virus-Scanned: by amavisd-new-2.6.2 (20081215) (Debian) at neighborhoods.net
Received: from server1.neighborhoods.net ([127.0.0.1]) by localhost (server1.neighborhoods.net [127.0.0.1]) (amavisd-new, port 10024) with LMTP id uGeexrgvBS3H for <ietf@ietf.org>; Thu, 24 Apr 2014 19:29:20 -0400 (EDT)
Received: from [10.3.107.182] (unknown [70.42.157.30]) by server1.neighborhoods.net (Postfix) with ESMTPSA id 7A94CCC097 for <ietf@ietf.org>; Thu, 24 Apr 2014 19:28:41 -0400 (EDT)
Message-ID: <53599E14.7070901@meetinghouse.net>
Date: Thu, 24 Apr 2014 19:28:20 -0400
From: Miles Fidelman <mfidelman@meetinghouse.net>
User-Agent: Mozilla/5.0 (Windows NT 6.1; WOW64; rv:28.0) Gecko/20100101 Firefox/28.0 SeaMonkey/2.25
MIME-Version: 1.0
CC: ietf@ietf.org
Subject: Re: DMARC from the perspective of the listadmin of a bunch of SMALL community lists
References: <20140424213516.722041ACE0@ld9781.wdf.sap.corp>
In-Reply-To: <20140424213516.722041ACE0@ld9781.wdf.sap.corp>
Content-Type: text/plain; charset=ISO-8859-1; format=flowed
Content-Transfer-Encoding: 7bit
Archived-At: http://mailarchive.ietf.org/arch/msg/ietf/D9mSOFQCdxpDxYFF_EijgXgW3G8
X-BeenThere: ietf@ietf.org
X-Mailman-Version: 2.1.15
Precedence: list
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, 24 Apr 2014 23:30:13 -0000

Martin,

Martin Rex wrote:
> In case you didn't know or realize, what DMARC specifies for p=reject
> is actually a real felony crime in Germany (no kidding!), and this may
> apply to all over Europe (since the basic idea was spread out all over
> europe with a EU directive), unless each individual receipient(!!) has
> explicitly opted-in for this to happen.  It should be fairly easy
> to get a cease-and-desist order against European ISPs for blocking
> EMail on DMARC p=reject.
>
Can you provide a legal citation?  That would be really cool!

 From where I sit, it also looks like a violation of the US Computer 
Fraud and Abuse Act (effectively, knowingly causing damage to other 
systems - which has been applied to DDoS attacks).  But I haven't heard 
any lawyers or prosecutors stand up and confirm that.

Miles Fidelman