On 2003-09-19, 13:40:20 (-0700), Jesse Millan wrote:
> 99.9% of spam emails return path is not the same as the sender. Why
> doesn't anomy assign positive hits when the the return path is not the
> same as the sender.
a) Anomy is not an antispam tool.
> I know _some_ legitimate email would do the same but...
b) Lots does, the false positive rate on such a check is so high
that it's virtually useless for classifying spam.
This might be useful to help recognize non-spam (to offset false
positives caused by other heuristics in anti-spam software), but
that's a slightly different problem... and has nothing to do with
-- Bjarni R. Einarsson PGP: 02764305, B7A3AB89 email@example.com -><- http://bre.klaki.net/
Check out my open-source email sanitizer: http://mailtools.anomy.net/ Spammers, please send lots of mail to: firstname.lastname@example.org
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