So why is DMARC any more useful than these "hacks"?
Good question. As originally intended, DMARC was for mail from sources where a failure reliably meant phish. Then AOL and Yahoo repurposed it to push their support costs onto other people, and its value has been under debate ever since.
Regards, John Levine, [email protected], Taughannock Networks, Trumansburg NY Please consider the environment before reading this e-mail. _______________________________________________ dmarc mailing list [email protected] https://www.ietf.org/mailman/listinfo/dmarc
