In article <678C2FBA-A661-4556-A300-5C08562B5F8A@xxxxxx> you write: >So if someone send a email with a bad signature to an IETF list from a domain that has a reject >policy, and the IETF server forwards it to my email email provider, my email provider rejects it. Now >the IETF email server counts that as a bounce. Too many bounces in a row and the IETF server >unsubscribes me from the list. This is a well known DMARC failure mode that has been discussed at great length on this very list. Please see the archives. >What's the right advice on how the IETF server should be run? This is a topic that has been discussed at great length on this very list. Please see the archives. ALso look for ARC which is a DMARC band-aid in development that's supposed to mitigate DMARC damage. >If Jana sends the email directly to me, it works. This seems to point at the IETF server is doing >something that breaks signature in Jana email. This is a well known DMARC failure mode that has been discussed at great length on this very list. Please see the archives. R's, John