[FFmpeg-devel] Re: [RFC] mailing list From mangling and bounces and DMARC

[Nicolas George via ffmpeg-devel <ffmpeg-devel@ffmpeg.org>]

Hi.

Pavel Roslyy via ffmpeg-devel (HE12025-11-11):
> I was misunderstanding what mailman does, so my statement was nonsense
> and can be disregarded.

This thing is a maze of contradictory information and fallacies, many
eyes on it is best to have a chance to find a solution.

> I did some digging and have come to the conclusion you are right.
> Setting "From: developer@their-domain.org" with
> "Sender: ffmpeg-devel@ffmpeg.org" will cause SPF and DKIM to pass but
> DMARC will fail because neither SPF or DKIM will be in "alignment"
> with the mail From header.
> 
> ARC (Authenticated Received Chain) could theoretically help but
> basically requires mail operators to put ffmpeg.org on a whitelist as
> a trusted signer, assuming they even support ARC.

They pretend they implement a solution, but beyond all the
over-engineered shit we realize it is useless.

> Setting From: to be @ffmpeg.org seems to be the only practical
> solution.  Sorry for the noise.

If we both arrive to the conclusion…

Regards,

-- 
  Nicolas George
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