And yet it is still happening, despite there being a great deal of discussion in the archives... :/ On Wed, Nov 2, 2016 at 12:36 PM, John Levine <johnl@xxxxxxxxx> wrote: > 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 >