The Direct Marketing Association has teamed up with e-mail deliverability firm Return Path to launch a so-called reputation registry that will allow members to check whether or not their outbound e-mail is properly authenticated and how their e-mail reputations stack up to industry best-practices benchmarks.
The DMA made implementing at least one of the existing authentication schemes a condition for membership in 2006 but, publicly at least, has not enforced it.
Authentication allows receiving computers to verify that incoming e-mail has been sent by the company it purports itself to be from. Authentication