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Razor - http://www.bindview.com/Services/Razor/
Team of security researchers. Features news, original papers and advisories, presentations they have given, and tools they have written. |
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Attrition.org - http://attrition.org/
Attrition is an eclectic collection of internet and computer security resources. |
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Cult of the Dead Cow - http://www.cultdeadcow.com/
Offers weblog, team background, tools and BackOrifice downloads, and news archive. |
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Xfocus - http://www.xfocus.org/
Organization dedicated to the research and demonstration of vulnerabilities in network services and communication security. Offers papers, security tools, exploit code, advisories and a discussion forum. |
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Nomad Mobile Research Centre - http://www.nmrc.org/
Hacker lab engaged in vulnerabilities research. Security papers, full disclosure advisories and current projects. Also features a FAQ on hacking techniques. |