Articles by Kevin Poulsen

Threat Level has won two Webby awards. Just when we thought everyone forgot our birthday.

Armchair cybersleuths on the trail of the PlayStation Network hackers have been focusing attention on a chat log that shows a technically sophisticated tinkerer called "Trixter" discussing Sony's security vulnerabilities. Trixter, though, turns out to be a well-known security whistleblower who had a computer hacking conviction overturned in 2003 after the Justice Department admitted there was no crime.

Reeling from a hack attack that exposed information on 77 million PlayStation Network users, Sony now says that the credit card numbers potentially stolen in the breach were encrypted.

Now that Sony has come clean (sort of) on a computer intrusion this month that exposed personal information on 77 million PlayStation Network users, one obvious question remains: Who pulled off the hack? Here's a quick rundown of the likely suspects.