http://kotaku.com/#!5798492/sony-explains-playstation-hack-to-congress-blames-cyberterrorists
"While Sony declined to testify at today's congressional hearings on the threat of data theft to American consumers they did provide Congress with some answers to their pointed questions.
In an 8-page letter dated May 3, Kazuo Hirai, chairman of the board of directors for Sony Computer Entertainment of America, explains the lead up to the attack, how it was first detected and the deep impact it is having on the multi-national company. Sony also separately informed the subcommittee that they discovered that the intruders had planted a file on one of their Sony Online Entertainment servers named "Anonymous" with the words "We are Legion." "
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Far from bulletproof, and if I was in the position of the hacker I would probably do the same thing to cover my tracks given the recent troubles between Anon and Sony, but there you go.
"While Sony declined to testify at today's congressional hearings on the threat of data theft to American consumers they did provide Congress with some answers to their pointed questions.
In an 8-page letter dated May 3, Kazuo Hirai, chairman of the board of directors for Sony Computer Entertainment of America, explains the lead up to the attack, how it was first detected and the deep impact it is having on the multi-national company. Sony also separately informed the subcommittee that they discovered that the intruders had planted a file on one of their Sony Online Entertainment servers named "Anonymous" with the words "We are Legion." "
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Far from bulletproof, and if I was in the position of the hacker I would probably do the same thing to cover my tracks given the recent troubles between Anon and Sony, but there you go.