Re: SPF deployment, was RFC 3929 on Alternative Decision ...
John Levine <[email protected]>
| Newsgroups | gmane.ietf.mxcomp |
|---|---|
| Organization | I.E.C.C., Trumansburg NY USA |
| Message-ID | <[email protected]> |
>> and how spammers are adapting/ Ciphertrust says they've seen more >> spam than good mail pass SPF checks. > I hope you're not implying that that's a bad thing. No, of course not. But it reminds us that anyone who thinks he's going to block a lot of spam merely by rejecting mail that fails SPF or any other sender/IP check is likely to be disappointed. It may block some now, but spammers have reminded us that they'll adapt. -- John R. Levine, IECC, POB 727, Trumansburg NY 14886 +1 607 330 5711 [email protected], Mayor, http://johnlevine.com, Member, Provisional board, Coalition Against Unsolicited Commercial E-mail