Wietse: > What about allowing spammers to change the spamfilter by > changing the MAIL FROM command?
KSB: > client gets infected, it is very unlikely, such spam-sender-robot will > set right whitelisted-sender domain. They just read it from the victim's mail folder. Simson Garfinkel collected hundreds of second-hand disk drives, and a good way to identify the user of the disk was to look for the most frequent email address. http://www.dfrws.org/2006/proceedings/10-Garfinkel.pdf Wietse