[Spambayes] better Received header tokens
tim.one at comcast.net
Mon Mar 10 12:15:11 EST 2003
> For another, about the only spam I see rate unsure anymore is stuff
> that leaks thru SpamAssassin via python.org. spambayes *usually*
> wouldn't have any trouble with such spam on its own, but there are
> a dozen header clues all effectively saying "this came from
> python.org" ....
> That's correct when considering the rather narrow Python email
> universe, but I suspect most people live in a somewhat more diverse
> electronic world than that, so the python.org effect won't be quite as
> strong in the normal case.
It was an example of harmful correlation, by way of illustrating why a
strong indicator isn't necessarily a desirable indicator. This particular
example applies pretty directly to any source from which a user rarely (but
not never) gets spam, and leaves clues about itself.
More information about the Spambayes