US warns of sophisticated cyberattacks from Russia, China

March 15, 2019

Cyberattacks from Russia, China, North Korea and Iran are increasingly sophisticated and, until recently, were done with little concern for the consequences, the top Pentagon cyber leaders told a congressional committee on Wednesday. Army Gen. Paul Nakasone, head of U.S. Cyber Command, laid out the escalating threats, following a Navy review released this week that described significant breaches of naval systems and concluded that the service is losing the cyber war.