Cult of the Dead Cow - Offers weblog, team background, tools and BackOrifice downloads, and news archive. Twentythreedotorg - SoCal's hacking group. Canadian free since 1999. HackHull - Group of hackers in the United Kingdom. Information about meetings, projects, and links to personal pages. Attrition.org - A collection of internet and computer security resources. Crewl Underground Madness - Belgian group specialized in computer and network (in)security, hacking, coding and phreaking. HATE (Hackers Against Tyranny Everywhere) - Anarchy, HAcking, Phreaking files for newbies. enZo - Coding group. Offer hacking tools and vulnerability exploits. Nomad Mobile Research Centre - Hacker lab engaged in vulnerabilities research. Security papers, full disclosure advisories and current projects. Also features a FAQ on hacking techniques.