-----BEGIN PGP SIGNED MESSAGE----- Hash: SHA1 On 09/25/06 16:13, Peter Teunissen wrote: > > On 25-sep-2006, at 22:55, Ron Johnson wrote: > >> -----BEGIN PGP SIGNED MESSAGE----- >> Hash: SHA1 >> >> On 09/25/06 15:14, Paul E Condon wrote: >>> Over tha past few weeks, I have started receiving spam email that >>> contains text the is all well formed words, but doesn't make sense as >>> a spam message, or as any other sort of communication. I think I have >>> found what is going on: >>> >>> The email *does* contain a message. It is contained in a .gif or .png >>> or other image format file. These are not pictures of naked ladies, >>> but images of text that touts various penny stocks. If I didn't use >>> mutt, I might not have had so much puzzlement over them. I suppose >>> with Outlook all the user sees is the image, which is clearly spam, >>> but the user doesn't see what the spam filter sees, so, it seems, no >>> amount of filter fiddling will protect against this. What to do? Are >>> there new filtering techniques beyond spamassassin? >> >> They are specifically designed to get around SA's traditional >> filtering process. Using sa-learn to train the Bayesian filter, >> along with the regular filters, helps a lot. >> > I've been NOT feeding them to sa-learn, since I thought they would mess > up spamassassins bayesian filter. If it trains itself on random non-spam > words, couldn't it make the bayesian filter less effective or even start > generating more false positives?
You'd think, wouldn't you. However, I've had no issues with false positives, even after setting the threshold down to 4.2. - -- Ron Johnson, Jr. Jefferson LA USA Is "common sense" really valid? For example, it is "common sense" to white-power racists that whites are superior to blacks, and that those with brown skins are mud people. However, that "common sense" is obviously wrong. -----BEGIN PGP SIGNATURE----- Version: GnuPG v1.4.5 (GNU/Linux) Comment: Using GnuPG with Mozilla - http://enigmail.mozdev.org iD8DBQFFGHK0S9HxQb37XmcRAt9OAJ9Aot0XyOJ8wPVtFaYqcP/OArLDsACfcF3R sdMe7JFeBe1+Qgz40YwLNh8= =83zz -----END PGP SIGNATURE----- -- To UNSUBSCRIBE, email to [EMAIL PROTECTED] with a subject of "unsubscribe". Trouble? Contact [EMAIL PROTECTED]
