[Mailman-Users] OT - Smart .forward replacement?

[Lindsay Haisley (linode)]

On Nov 25, 2018, at 1:06 PM, Mark Sapiro <mark at msapiro.net> 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.

Which assumes that the sending system includes a DKIM signature in the original message. If it does not, and the receiving system relies on SPF for DMARC alignment, then DMARC will fail since mail redirected through a .forward  will always fail SPF validation.

Sent from my iPhone