Re: [dmarc-ietf] DMARC-Compliant Mailing Lists

Alessandro Vesely <vesely@tana.it> Sun, 17 October 2021 17:43 UTC

Return-Path: <vesely@tana.it>
X-Original-To: dmarc@ietfa.amsl.com
Delivered-To: dmarc@ietfa.amsl.com
Received: from localhost (localhost [127.0.0.1]) by ietfa.amsl.com (Postfix) with ESMTP id 0BC623A0D57 for <dmarc@ietfa.amsl.com>; Sun, 17 Oct 2021 10:43:43 -0700 (PDT)
X-Virus-Scanned: amavisd-new at amsl.com
X-Spam-Flag: NO
X-Spam-Score: -2.099
X-Spam-Level:
X-Spam-Status: No, score=-2.099 tagged_above=-999 required=5 tests=[BAYES_00=-1.9, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, NICE_REPLY_A=-0.001, RCVD_IN_MSPIKE_H3=0.001, RCVD_IN_MSPIKE_WL=0.001, SPF_PASS=-0.001, URIBL_BLOCKED=0.001] autolearn=ham autolearn_force=no
Authentication-Results: ietfa.amsl.com (amavisd-new); dkim=neutral reason="invalid (unsupported algorithm ed25519-sha256)" header.d=tana.it header.b=IJ6Dw//C; dkim=pass (1152-bit key) header.d=tana.it header.b=BTU6ym6G
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 4KhsWg_enogK for <dmarc@ietfa.amsl.com>; Sun, 17 Oct 2021 10:43:37 -0700 (PDT)
Received: from wmail.tana.it (wmail.tana.it [62.94.243.226]) (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 440E23A0D45 for <dmarc@ietf.org>; Sun, 17 Oct 2021 10:43:35 -0700 (PDT)
DKIM-Signature: v=1; a=ed25519-sha256; c=relaxed/relaxed; d=tana.it; s=epsilon; t=1634492611; bh=CSZyMJNasRXpvzEe5oV3crAga0thgsg/u5YuzN5UGf0=; l=343; h=Subject:To:References:From:Date:In-Reply-To; b=IJ6Dw//CcC4UgkR/7m5lf+RAjB8GYz+SIi69CCSAcX6vWDUgdFzz7tZzV7bZ4yUAq 75rAqAKVUYtU5Wg8M0WAA==
DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=tana.it; s=delta; t=1634492611; bh=CSZyMJNasRXpvzEe5oV3crAga0thgsg/u5YuzN5UGf0=; l=343; h=To:References:From:Date:In-Reply-To; b=BTU6ym6GdqcWHc2gPTzNRPTrq1lv8lZFjESY3xsE2duYJY2oPwHbLcu8vMQvEYBTA 4BoRmDyH05Kzm/b1MN88HGvB3OmGh3eId9m4Zk/dMQ/uib1H3hSv7ZM+S+q1tdx75a Eb08Am83U07glPJIyq6q50BhdOsFS9KdLawAa9XNLRw4PiveNkQwTfaYyiCVp
Authentication-Results: tana.it; auth=pass (details omitted)
Original-From: Alessandro Vesely <vesely@tana.it>
Received: from [172.25.197.111] (pcale.tana [172.25.197.111]) (AUTH: CRAM-MD5 uXDGrn@SYT0/k, TLS: TLS1.3, 128bits, ECDHE_RSA_AES_128_GCM_SHA256) by wmail.tana.it with ESMTPSA id 00000000005DC0CF.00000000616C60C3.00002E50; Sun, 17 Oct 2021 19:43:31 +0200
To: dmarc@ietf.org
References: <20211006233727.24C1429DC897@ary.qy> <56B7A1D4-B683-47D3-8871-2A1F283FA464@wordtothewise.com> <c1e199f1-0c91-9c39-1479-e9ba76af493e@tana.it> <2290129.80B3yH0EHm@zini-1880> <b0091b5c70d7b18bebdabc5752bee162@junc.eu> <CAH48ZfzL_2dfcK1AYj9m2KBeYNA1CE1iYevDGvGuqz4DaT=R6w@mail.gmail.com> <c14eec96f4d6a87bcb49403f8bc37540@junc.eu> <CAH48ZfyFQacBkjM5HEjysBuqV55o9HH5F-cTd3nsfOgOKKRXtw@mail.gmail.com> <CAMSGcLDT6f3+bPTAR-qe4r3mQOgUz2u65OW4-KnW9FEqtUXckQ@mail.gmail.com>
From: Alessandro Vesely <vesely@tana.it>
Message-ID: <f6172a35-55c8-605b-e7dd-9e6d12b64b39@tana.it>
Date: Sun, 17 Oct 2021 19:43:30 +0200
User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:78.0) Gecko/20100101 Thunderbird/78.14.0
MIME-Version: 1.0
In-Reply-To: <CAMSGcLDT6f3+bPTAR-qe4r3mQOgUz2u65OW4-KnW9FEqtUXckQ@mail.gmail.com>
Content-Type: text/plain; charset="utf-8"; format="flowed"
Content-Language: en-US
Content-Transfer-Encoding: 8bit
Archived-At: <https://mailarchive.ietf.org/arch/msg/dmarc/3f8YyAoeUXWdCJ3KkRjVaGGwb3M>
Subject: Re: [dmarc-ietf] DMARC-Compliant Mailing Lists
X-BeenThere: dmarc@ietf.org
X-Mailman-Version: 2.1.29
Precedence: list
List-Id: "Domain-based Message Authentication, Reporting, and Compliance \(DMARC\)" <dmarc.ietf.org>
List-Unsubscribe: <https://www.ietf.org/mailman/options/dmarc>, <mailto:dmarc-request@ietf.org?subject=unsubscribe>
List-Archive: <https://mailarchive.ietf.org/arch/browse/dmarc/>
List-Post: <mailto:dmarc@ietf.org>
List-Help: <mailto:dmarc-request@ietf.org?subject=help>
List-Subscribe: <https://www.ietf.org/mailman/listinfo/dmarc>, <mailto:dmarc-request@ietf.org?subject=subscribe>
X-List-Received-Date: Sun, 17 Oct 2021 17:43:43 -0000

On Sun 17/Oct/2021 03:10:21 +0200 Joseph Brennan wrote:
> Telling mailing list owners and mailing list software designers to violate RFC 
> 5322 Internet message format's description of the From header line to make you 
> happy is abusive.


There is no abuse.  MLMs act as submitters.  Setting From: should be a must.


Best
Ale
--