On Thu, Dec 16, 2021 at 12:58 AM Douglas Foster <
[email protected]> wrote:

> Yes, this is important stuff.
>
> This is one of my problem scenarios:
>
> A record arrives at the first hop and obtains DMARC PASS, based on SPF
> and/or DKIM interpreted by a DMARC policy.  Based on DMARC PASS, the
> RFC5322.From address is confidently judged to be "Honestly identified"
>  DMARC checks SPF and DKIM, but not MX or A/AAAA.
>
> But then it is forwarded and loses its credentials during forwarding.
>

It sounds like you're rewriting the message header and sending it back out,
like a mailing list would do.
It's two different mail sessions.

This problem space is what ARC attempts to solve.
_______________________________________________
dmarc mailing list
[email protected]
https://www.ietf.org/mailman/listinfo/dmarc

Reply via email to