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Well, let us put the *other* side of the story ;) See http://wiki.apache.org/spamassassin/WhyUseRules . - --j. Gray, Richard writes: > Hi Ronan, > > I myself have been looking at this for the company I work for, and may > be able to provide some insight. > > DSPAM is an entirely statistical filter, so is similar in behaviour to > the BAYES part of SA. It implements a number of more sophisticated > algorithms and strategies for recognising spam. It also has some nice > touches for feedback (because it is virtually essential that you tell > DSPAM when it gets it wrong) > > SA relies primarily on its regexp matching (with lookups etc). > > So, each spam detector works in a very different way. One of the options > we are considering here is to use both SA and DSPAM together. There are > a few HOWTO's around on how to do this, (I've seen a good one using > exim, but can't find the link atm) or you could probably write a plugin > to SA 3.0 to call DSPAM. > > Basically, you need statistical filters because spammers are tricksy, > but you also need pattern matching, because when you spot something odd, > you want to be able to start catching it immediately. Using a > two-pronged attack also allows you to use SA as a detector for training > the DSPAM filter until it gets good. > > Hope this helps, > > Richard > > -----Original Message----- > From: R McGlue [mailto:[EMAIL PROTECTED] > Sent: 18 February 2005 09:58 > To: [EMAIL PROTECTED] > Subject: alternatives > > I am aware that this is a SA list.. and my posting my generate some > flames... > but can anyone perhaps highlight some of the main plus points of SA over > .eg. Dspam?? > > One of my objectives here in work is to (even though we are enjoying the > best anti spam experience in recent history since i upgraded and > twaeaked SA) my boss' are looking for more... not in itself a bad thing. > > The see the high cpu and memory overhead of SA as a problem so I have > unearthed Dspam and am looking into it now. They give a short > desciprition on their website as to how it compares ( albeit favourably > ) to SA, perhaps this might be useful for SA?? > > thanks > > ronan > > --------------------------------------------------- > This email from dns has been validated by dnsMSS Managed Email Security and > is free from all known viruses. > > For further information contact [EMAIL PROTECTED] -----BEGIN PGP SIGNATURE----- Version: GnuPG v1.2.5 (GNU/Linux) Comment: Exmh CVS iD8DBQFCFj0EMJF5cimLx9ARAkcIAJ9wmxD3Lc8s5sc10NnPWKfI7Q9VrACcDaV6 MBxajRDnqowZbdMKCYhm76M= =PJiY -----END PGP SIGNATURE-----
