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<DIV><FONT face=Arial size=2>Sorry to crosspost for those of you who are on the
SAtalk list, but I'd be interested to get your opinions on </FONT><FONT
face=Arial size=2>the concept of "greylisting" as a spamfighting tool (I
apologize also if this has been brought up on the list before). To
summarize, it involves initially rejecting an SMTP session from an unknown
source (this is oversimplifying -- it's rather more that the entire SMTP
session is "unfamiliar") in the expectation that a legitimate SMTP host will try
again a short time later while a spamming host will not.</FONT></DIV>
<DIV><FONT face=Arial size=2></FONT> </DIV>
<DIV><FONT face=Arial size=2>Here's a link to a fuller treatment:</FONT></DIV>
<DIV><FONT face=Arial size=2></FONT> </DIV>
<DIV><FONT face=Arial size=2><A
href="http://projects.puremagic.com/greylisting/">http://projects.puremagic.com/greylisting/</A></FONT></DIV>
<DIV><FONT face=Arial size=2></FONT> </DIV>
<DIV><FONT face=Arial size=2>Ryan</FONT></DIV></BODY></HTML>