U.S. officials say a Russian cyber-criminal gang developed and distributed malware used to steal at least $100 million from banks and other financial institutions in more than 40 countries over the past decade.
The U.S. government is warning critical infrastructure firms to protect themselves from the SamSam virus that has caused more than $30 million in damages.
The Department of Homeland Security has invested in open-source sandbox software that uses artificial intelligence to response to the growing malware threat.
Washington and London on Monday jointly accused the Russian government of maliciously targeting global internet equipment for political and economic espionage.
A complex mix of traffic and services on federal networks provides hackers with an increasing number of exploitable opportunities as the government migrates to the cloud, a Cisco report found.