Hackers reportedly wormed their way into the White House system by breaching the State Department 's network first . Cyber-bandits took over a State Department email account and sent phishing email containing malware to White House . The hackers then used that access to gain access to sensitive information on computers at the Pentagon, CIA, National Security Agency and other agencies.
Hackers reportedly wormed their way into the White House system by breaching the State Department 's network first . Cyber-bandits took over a State Department email account and sent phishing email containing malware to White House . Obama aide said White House in 2014 disclosed cyber intrusions that did not affect classified information . Six-month probe reportedly uncovered evidence pointing to hackers working on behalf of Kremlin .