Sony hack would have challenged government defences – FBI

Cyber division chief tells Congress that malware attack would have breached 90% of defences, including governmentThe cyberattack that crippled Sony Pictures, led to theft of confidential data and leak of movies on the internet would have challenged almost any cyber security measures, the US Federal Bureau of Investigation (FBI) has said.The FBI’s investigation into the attack has found that the level of sophistication of the software used by the hackers was “extremely high” and that the at