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Re: [dmarc-ietf] non-mailing list use case for differing header domains

Jeremy Harris <jgh@wizmail.org> Thu, 30 July 2020 10:40 UTC

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From: Jeremy Harris <jgh@wizmail.org>
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Date: Thu, 30 Jul 2020 11:39:59 +0100
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Subject: Re: [dmarc-ietf] non-mailing list use case for differing header domains
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On 29/07/2020 18:34, Hector Santos wrote:
> Look at my DMARC record for my isdg.net domain:
> 
> v=DMARC1; p=reject; atps=y; rua=mailto:dmarc-rua@isdg.net;
> ruf=mailto:dmarc-ruf@isdg.net;
> 
> The atps=y [...]
> So anyone out there can see that I authorized bayviewphysicians.com to
> sign for isdg.net
> 
> It is really sample.

That works at a domain-controlled level.  But people sign up for,
and write to, mailinglists on an individual level.  Mismatch.
-- 
Cheers,
  Jeremy

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