Técnica que vem sendo usada pela Microsoft para descobrir "0-days" circulando por aí que possam afetar o Internet Explorer:

Microsoft's "monkeys" find first zero-day exploit
Robert Lemos, SecurityFocus 2005-08-08

Microsoft 's experimental Honeymonkey project has found almost 750 Web pages that attempt to load malicious code onto visitors' computers and detected an attack using a vulnerability that had not been publicly disclosed, the software giant said in a paper released this month.