The LulzSec hacking group may have officially called it quits last June, but that doesn't mean it was able to escape the eye of law enforcement. As Fox News reports, today saw three group members arrested and two more charged with conspiracy -- a move that one FBI official described as "chopping off the head of LulzSec." What's more, it's reported that group leader "Sabu," now identified as 28-year-old Hector Xavier Monsegur, was acting as an informant for the FBI since he was first caught and secretly arrested in June of last year (around the time the group disbanded). Court documents unsealed today also show that Monsegur has pleaded guilty to carrying out attacks on companies like MasterCard and PayPal, and that he's b
