U.S. National Security Adviser Tom Donilon calls for China to stop the theft of data from American networks. China’s foreign minister, Yang Jiechi, slammed allegations that China was involved in cyberattacks in the wake of a report released by Mandiant. Mandiant report details activities of a reputed Chinese hacking group, the company dubbed APT1. China denies any connection to cyberattacks against America, even though “a considerable number” of them originate from IP addresses in the U., report says.”]