secureroot.com: Secureroot Computer Security Resource. Hacking, Cryptography, Etc
Underground computer security search engine. Covers hacking, security, cryptography, phreaking, trojans, exploits, carding, icq tools, virii, zines, warez and more...
forum.hfactorx.org: Hfx Online Forum - Index
HFX Online Forum - Index
cyberterrorists.net: Cyberterrorists - The War On Cyber
Contains tutorials on protection from attacks and common phishing techniques.
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