Mailing list questions (DMARC, ARC, more?)

[Benny Pedersen]

Alessandro Vesely skrev den 2022-09-04 12:56:

> Mailman options[†] don't include something like
> 
>    *From munging*:
> 
>    Set this option to /Disabled/ to receive messages with the original 
> From:
>    line intact.  Keep in mind that disabling this option will fail 
> DMARC, so
>    keep it enabled unless your MTA either doesn't check DMARC or 
> accepts ARC
>    overrides.
> 
> It doesn't seem difficult to implement.  It requires trusting the
> users, though.  I'm going to ask Mailman developers.

drop that

ARC-Authentication-Results: i=1; mx.pao1.isc.org;
  dmarc=pass (p=none dis=none) header.from=tana.it;
  spf=pass smtp.mailfrom=tana.it;
  dkim=permerror (0-bit key) header.d=tana.it header.i=@tana.it
  header.b=j8VJHYFh; dkim=pass (1152-bit key;
  unprotected) header.d=tana.it header.i=@tana.it header.b=DBspF3JP

you have a invalid dkim signing, fix that

note you on top of that dkim double sign

one is working, one is failing