Feds used Adobe Flash to identify Tor users visiting child porn sites

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A little more than 16 months ago, word emerged that the FBI exploited a recently patched Firefox vulnerability to unmask Tor users visiting a notorious child pornography site. It turns out that the feds had waged an even broader uncloaking campaign a year earlier by using a long-abandoned part of the open source Metasploit exploit framework to identify Tor-using suspects.

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Story added 17. December 2014, content source with full text you can find at link above.