The cyber attack on Sony that forced a major film release to be pulled is being viewed as a national security matter, the White House says.

Photo-sharing app Instagram has removed millions of accounts believed to be posting spam, angering many legitimate users.

The US software giant takes legal action against firms it alleges have been offering bogus tech support in its name to unwitting consumers.

Apple has said it is "deeply offended" by a BBC investigation into conditions for workers involved in manufacturing its devices.

Astronauts on the International Space Station use a 3-D printer to make a wrench from instructions sent up in an email.

The US Federal Bureau of Investigation says North Korea was behind a cyber-attack on Sony Pictures over a film about its leader Kim Jong-un.

Shares in Blackberry drop nearly 6% as the troubled smartphone maker reports a larger-than-expected drop in revenue during the third quarter.

The BBC goes to the Philippines to investigate a rise in blackmail of people duped into taking part in explicit online chats and videos.