NextGov learned that the U.S. Nuclear Regulatory Commission was hacked three times in the past three years. The NRC was hacked twice by foreigners and a third time by an unknown attacker. About 4,000 NRC employees attend annual cyber-awareness training which includes warnings about phishing, spearphishing and other methods attackers might exploit to gain entry into the agencys networks. Experts say the NRC would be a juicy target for nation states seeking information on vulnerabilities in critical infrastructure”]