Spam fighter has a Honey Pot of an idea, SiliconValley.com, 2 Feb 2005

“…It makes more sense, however, to stop spam before someone presses the ``send'' button, and that's what Prince hopes to do. He's going after those who harvest e-mail addresses -- a practice that carries criminal penalties under a slew of anti-spam laws, including the federal CAN-SPAM Act. To do so, Prince launched Project Honey Pot, a service that relies on anti-spam volunteers all over the world to upload phantom Web pages on their sites. The pages are invisible to Web surfers, but not to software that crawls the Web to collect e-mail addresses. When a crawler visits one of those pages, the page will generate a unique e-mail address that contains information about the time it was harvested and the IP address, or identity, of the computer that harvested it.�

Full story at http://www.siliconvalley.com/mld/siliconvalley/10797707.htm