Cyberwar stories

Wonder who was behind those crippling attacks on the PlayStation Network? (Separate from the continued attacks on Sony by Lulzsec, a flamboyant hacking group that publicizes its raids on Twitter.) Spanish police say they've got at least three of the hackers responsible for Sony's outages, pegging them as Anonymous.
We get a little taste of cyber attacks all the time — look no further than this week's Twitter virus — but what about full-on cyber warfare? Recently the true destructive potential of a cyber attack became frighteningly clear: whole government, banking and military networks overloaded and shut down, vital data and money stolen, and even physical damage if the right components are targeted. The worst part? We usually only find out after the fact.