US Warns of Sophisticated Cyberattacks From Russia, China

U.S. News 

The Navy report underscored long-known cyber threats from Russia and China that have plagued the U.S. government and its contractors for more than a decade. It said there were "several significant" breaches of classified Navy systems and that "massive amounts" of national security data have been stolen. The report laid out a number of recommendations to reduce cyber vulnerabilities across the Navy and make cybersecurity a higher priority.