Honey Pots

Honeypot Software - Free

http://www.nfr.com/resource/backOfficer.php - BackOfficer ? Friendly - A free Windows-based low interaction honeypot. Excellent solution if you are new to honeypot technologies.
http://www.citi.umich.edu/u/provos/honeyd/ - Honeyd: A free Unix-based low interaction honeypot. Can emulate entire networks of systems (over 60,000 systems at the same time), proxy connections, and emulate both application and IP stack. You can also download a statically compiled version for Linux.
http://www.hackbusters.net/LaBrea/ - LaBrea ? Tarpit: A free low interaction honeypot designed to slow down or stop automated attacks, such as worms. A very different concept for honeypots, one worth taking a look at.