The outing of Chinese cyber espionage operations last year and the media firestorm that followed led hackers in the East Asia and the Pacific region to briefly curb attempts to steal sensitive U.S. technology so they could incorporate new methods of penetrating the networks of cleared defense contractors, according to a new Pentagon study . Reported attempts by foreign governments to gain unauthorized access to sensitive or classified U.S. technologies from industry -- through cyber espionage and other means --...