Power companies are being refused insurance cover for cyber-attacks due to inadequate defences, the BBC learns.

A smartphone designed for the defence and security industries has been developed by Boeing.

IBM is holding a competition to find app developers for its Jeopardy-winning supercomputer Watson.

British spy agency GCHQ intercepted webcam images from millions of Yahoo users around the world, according to a report in the Guardian.

A British man is charged with hacking into US Federal Reserve computer servers and stealing the personal information of users - adding to previous charges.