Spamassassin 3.0.2 autolearn=ham/spam/no
Scot L. Harris
webid at cfl.rr.com
Fri Mar 4 04:13:51 UTC 2005
On Thu, 2005-03-03 at 23:06, Brian Fahrlander wrote:
> On Thu, 2005-03-03 at 22:07 -0500, Scot L. Harris wrote:
> > The way this is handle usually is to manually run sa-learn on batches of
> > ham and spam email. If this is done with a good sample in the first
> > week or two of starting to use spamassassin you normally get a good base
> > line and get very good results. Occasional training sessions will
> > maintain things. About every two weeks I run a script that processes
> > all spam I received. I run my inbox through less often. By manually
> > doing this I get a chance to do a quick review looking for false
> > positives. Anymore I don't spend much time on spam.
> >
> > And if you are running your own MTA server you can eliminate 99% of your
> > spam before every having to invoke spamassassin by implementing
> > greylisting.
> >
> > Seriously, it works that well.
>
> Around here I create a "Spam", "Whitelist" and "Blacklist" folder
> for the users. When spam is manually caught, all you have to do is drag
> it over to "Blacklist" where the server will pick it up, about every
> hour or so, and learn it as such. The reverse is true for things that
> get caught, and you want to keep those mails coming.
>
> Funny thing, though: I can't remember ever having a 'keeper' getting
> marked as spam (false positive).
>
> If you (or anyone else) wants this simple little script, I'd be
> happy to send it to you, just let me know. It runs on the server side
> and has been updated to work with SA 3.0.2.
>
> And that way you get the same effect as the 'junk' mechanism in
> Evolution, no matter what client you're using!
In over two years I have only seen 2 false positives. I see 5 or 6
missed spam each week. If I was able to run greylisting on the ISPs
mail server I would probably not even see those. And I would not see
the hundreds of spam that spamassassin catches each week either.
--
Scot L. Harris
webid at cfl.rr.com
If you lived today as if it were your last, you'd buy up a box of rockets
and fire them all off, wouldn't you?
-- Garrison Keillor
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