On 23 Dec 2024, at 8:57, John R Levine wrote: > On Mon, 23 Dec 2024, Barry Leiba wrote: >> I, as Tero, would greatly prefer us to just say "use DKIM and toss SPF >> for this purpose." Alas, we do not have rough consensus to do that, >> so we have to move ahead as we are. > > So would I but there's way too many SPF-only DMARC users and it would be a > breaking change.
So we have SPF-only DMARC users, and DKIM-only DMARC users, and they could easily come to opposite conclusions about the same message. Maybe it’s not interoperability in the same sense as disjoint cipher suites, but this seems like an interoperability problem to me. -Jim _______________________________________________ dmarc mailing list -- [email protected] To unsubscribe send an email to [email protected]
