-----BEGIN PGP SIGNED MESSAGE----- Hash: SHA1 On Saturday, December 21, 2002 2:07 PM [EMAIL PROTECTED] <mailto:[EMAIL PROTECTED]> wrote:
> Theo Van Dinter said: > >> $ tr 'n-za-m' 'a-z' >> zvxr^nfpraqrapl(arg >> mike^ascendency(net >> >> It's probably used for spamcop reports and the like. Even if you >> clean out your email address, you'll probably skip that header. >> >> Turns out a number of the unique ids in the message body do this kind >> of trick too. > > Yep. good way to spot them is the "|aaa" format at the end, where > "|" is a non-letter char, and "aaa" are all letters; it usually > rotates a few chars around into ".net", ".org" or ".com" ;) > > They are used to "list-wash". If a spam is reported, with all the > usual recipient details removed (like To: lines or Received: entries) > -- as spamcop does for example -- the spammer can still use the > "encrypted" form to figure out who the reporter was, and then remove > them from the list. > > Working on the assumption that that very few people bother to report > spam, this makes the spammer's life a bit easier on the basis that > less of his spam will be reported. > > It also gives them an idea of who to "joe-job" (ie. forge as a From > address, in order to flood with bounce messages, in other words a > denial-of-service attack) if the reporter really starts getting > uppity. :( > > --j. SCUM... ........................................... Randomly Generated Quote: The trick to flying is to throw yourself at the ground and miss. - --Hitchhiker's Guide to the Galaxy Mike Loiterman PGP Key 0xD1B9D18E http://www.ascendency.net -----BEGIN PGP SIGNATURE----- Version: PGP 8.0 Comment: This message has been digitally signed by Mike Loiterman iQA/AwUBPgTn4WjZbUnRudGOEQLuGgCdHxn1Zm5AsHiHpESLCiEf2PIChy0AoPHX lbcyDtIGDEBh028J6JAxdFl7 =dw7s -----END PGP SIGNATURE----- ------------------------------------------------------- This SF.NET email is sponsored by: Order your Holiday Geek Presents Now! Green Lasers, Hip Geek T-Shirts, Remote Control Tanks, Caffeinated Soap, MP3 Players, XBox Games, Flying Saucers, WebCams, Smart Putty. T H I N K G E E K . C O M http://www.thinkgeek.com/sf/ _______________________________________________ Spamassassin-talk mailing list [EMAIL PROTECTED] https://lists.sourceforge.net/lists/listinfo/spamassassin-talk