Spam Filter for sendmail

[Jay Moore]

On Sun, 2004-12-05 at 16:55, Scot L. Harris wrote:
> > 
> > Anyone have any suggestions for a good spam filter to run in a corporate
> > environment, running with sendmail and dovecot?
> > 
> Another spam fighting tool that I highly recommend in combination with
> spamassassin is greylisting.  I used milter-greylist with sendmail and
> it reduced spam from 3000-6000 a day to 5-10 spam a day which
> spamassassin handled easily.  Greylisting actually kept my mail server
> from getting stressed as it did sometimes during spam storms.

I'll second that emotion :) Greylisting has proven to be an extremely
effective tool for me. I actually use spamd (the OpenBSD tool - not
related to spamassassin) which has a greylisting option, but I assume
the sendmail-milter version accomplishes the same thing.

Jay