Annoyances.org is the most complete collection of information assembled for and by actual users of Microsoft Windows and provides a wealth of information, focusing on solving problems and eliminating annoyances with all modern versions of Microsoft Windows.
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sla.ckers.org is the leading forum for web application security discussions. Topics cover most types of web based threats from xss, sql injection, csrf, networking, spam and wireless security all the way through to exploiting web browsers. Worth a visit if you are in the development business.
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