Re: Request for spamassassin/clamav tips
On 18.08.06 15:59, Nelson Castillo wrote:
> I've reading a lot about spamassassin (and the long thread about SORBS in
> this list) and I will install it today. The server will handle a high
> volume of email. I will use postfix.
> * I should use spampd
> * Don't drop email, only mark it.
I think it's safe to drop e-mail which score >10, if you turn on network
tests (blacklists, razor and DCC) and especially bayes test.
> * Use the DNS tests.
> * Use the autowhitelist feature.
> * Use a caching only nameserver
> I also would like to use per-user white-lists and blacklists and a global
> whitelist and blaklist. I might have to program a little for that (for a
> web interface for users).
one of effective tests is the language e-mail is wrtitten in. If users
properly configure used languages, they can get higher effectivity (and vice
versa)
> Now I wonder, what are the strategies you use to gather feedbak from users
> for false negatives and false positives?
>
> You need a lot of these messages to better train spamassassin.
>
> How do you get messages to train the filters?
> (Most non-spam messages here will be in spanish).
I've seen a recommendation that false positives and negatives should be
copied/moved to special folder, and a job that would train spamassassin
would be run over such folders.
using spamassassin autolearn tieh recommended required scores might help
too.
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