[Mailman-Users] OT - Smart .forward replacement?
fmouse at fmp.com
Sun Nov 25 14:12:20 EST 2018
On Sun, 2018-11-25 at 11:06 -0800, Mark Sapiro wrote:
> A .forward normally does not cause issues with DMARC because .forward
> redirection normally does not transform the message in ways that break
> DKIM signatures. Thus if the original message was DKIM signed by a
> domain "aligned" with the From: domain, the forwarded message should
> still pass DMARC. There is only an issue if the original sender was
> relying on SPF only to pass DMARC.
Similarly, if you're using from_is_list in Mailman,
or dmarc_moderation_action, the domain name associated with the list
must have a proper SPF record.
Lindsay Haisley | "The first casualty when
FMP Computer Services | war comes is truth."
http://www.fmp.com | -- Hiram W Johnson
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