[clamav-users] Mailing list DMARC problem

[Alessandro Vesely]

On Wed 31/Oct/2018 10:47:34 +0100 Al Varnell wrote:

> I'm not sure it's even possible to be compliant given the currently used
> list software.

Yes, it is:
https://mailman.readthedocs.io/en/latest/src/mailman/handlers/docs/dmarc-mitigations.html

The most commonly used workaround is bullet #3 of that FAQ;
3. Take ownership of the email message by changing the RFC5322.From address

> On Wed, Oct 31, 2018 at 02:27 AM, Giuseppe Ravasio wrote:
>>
>> For the mailing list admins here there is a FAQ link about ML and DMARC
>> https://dmarc.org/wiki/FAQ#senders


There are elaborate variants.  For example, one can register a domain like
dmarc.fail and rewrite From: in such a way that reply-to-author will work for a
limited period of time. See:
http://lists.dmarc.org/pipermail/dmarc-discuss/2018-October/004193.html


Best
Ale
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