The international Honeynet Project has used honeypot technology developed at Victoria University to track web-based security attacks.Even seemingly safe web addresses are rife with attack code aiming at vulnerable clients, according to the Honeynet Project study based on the technology. The authors say that methods such as blacklists can be surprisingly successful in stopping client-side attacks.
http://computerworld.co.nz/news.nsf/scrt/54EB43981E198CCBCC257340007D86C0