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

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

Pavel Roslyy via ffmpeg-devel (HE12025-11-04):
> The headers that are signed for DKIM can be configured.  It is not
> recommended, but if needed you can remove Subject from the list of
> signed headers.

“Eh, Google, can I edit your DKIM settings to exclude the Subject
header, so that we can add ‘[ffmpeg-devel]’ in it?”

I doubt they will let us.

> I had a similar situation at $dayjob where we wanted the From to have
> the user's email but the mail to be sent from our server.  The solution
> I found was to include a Sender header after the From, in this case
> it should probably be "Sender: ffmpeg-devel@ffmpeg.org".  This should
> cause the SPF lookup to happen to ffmpeg.org instead of
> their-domain.org.  Note that if the From is already ffmpeg-devel@ffmpeg.org then
> you should not add a Sender header, according to RFC 5322.

Too bad, DMARC killed that loophole.

Regards,

-- 
  Nicolas George
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