Who's Behind Recent Cyber Attacks?

South Korean intelligence agencies were too quick to blame North Korea for unleashing computer attacks last week, without providing concrete evidences. The U.S. authorities were more cautious and did not speculate on the origins of the attack. Now, expert analysts are saying that North Korea may not be involved. It could be some entity taking advantage of everyone's bogeyman North Korea. At this rate, North Korea may even be blamed for originating the new avian influenza!