Hallam-Baker, Phillip wrote: > Absolutely, and in fact I see mailing list management as a natural early adopter for DKIM filtering. the problem I have with DKIM filtering is that it is only effective for domains that can reasonably insist that all of the mail originated by users at that domain go through that domain's submission servers. this is a corner case, not the general case. sure the spammers will learn to not use DKIM domains, but they'll just move to other domains, and the vast majority of domains won't be able to use DKIM without seriously impairing their users' ability to send mail. of course, some of the large ISPs and MSPs like it that way. frankly I don't think IETF should have backed a proposal that was so unfairly biased toward a particular business model. Keith _______________________________________________ Ietf@xxxxxxxx https://www1.ietf.org/mailman/listinfo/ietf