...have seen a dramatic rise in the number of new viruses, worms and Trojan horses designed to steal the keystrokes of innocentcomputer users. Our labs analyse approximately 15 new pieces of malware which include this payload every day, compared to...
http://www.computerweekly.com/Articles/2005/04/05/209252/Police-snare-Phisher.htm
...currently faced by all websites. "Web infection is one of the primary routes by which hackers are trying to infect innocentcomputer users - and most of these attacks are occurring via legitimate sites, just like MI5's," said Graham Cluley...
http://www.securitypark.co.uk/security_article263476.html