CIA say Cyberattack caused multiple-city blackout

The CIA has said that a power outage in several cities was caused by a coordinated attack via the internet.

"A cyberattack has caused a power blackout in multiple cities outside the United States, the CIA has warned.

The SANS Institute, a computer-security training body, reported the CIA's disclosure on Friday. CIA senior analyst Tom Donahue told a SANS Institute conference on Wednesday in New Orleans that the CIA had evidence of successful cyberattacks against critical national infrastructures outside the United States."

The report from CNET News is short on details.