Operation Aurora – the cyber attack in the wake of Google’s confrontation with China – may be caused by two schools of Chinese technicians, according to a recent report. When the attacks were the first advertising, many security experts said the thefts were the work of highly sophisticated hackers. Now they are virtually silent.

News that students at two schools in China might be behind recent attacks on well-known line in Google (NASDAQ: GOOG) and other large U.S. corporations doing business in China has security experts in search of protection.

McAfee, who has called the “hacks” Operation Dawn “, described the series of highly sophisticated attacks as a milestone in cybercrime.