BBC Technology News

The Brazilian government files a lawsuit against Twitter, demanding it block material that helps motorists evade drink-driving traps.

More must be done to help tackle cyberbullying with friends and family best placed to see warning signs, according to the NSPCC.

How to steer young net users away from danger

Thousands of Trendnet security camera webfeeds have been breached and shared on the internet, including live video from children's rooms.

Road warriors struggle to get connected to the net

A new record for activity on Twitter during a sports event was set during the 2012 Super Bowl, with more than 10,000 messages sent per second, Twitter says.

The government rejects a petition for computer pioneer Alan Turing to be granted an official pardon.

Researchers develop headphones which can detect which speaker is in which ear, to provide the correct audio stream.

Panorama's Declan Lawn confronts a man who uses the internet to post offensive comments.

Dozens of protests are planned across Europe in opposition to the controversial Anti-Counterfeiting Trade Agreement.

An 83-year-old woman is fitted with a jaw made by a 3D printer in what doctors say is the first operation of its kind.

Telecoms regulator Ofcom tells BT Group to cut the wholesale prices it charges for use of its lines

Developments in eye-tracking technology are helping advertisers predict what products will appeal to customers.

Facebook and Google tell a court in India they have complied with an order to remove "objectionable" material, amid ongoing legal moves on censorship.

Pop singer Cher Lloyd tells Panorama's Declan Lawn about being cyberbullied and her fears for her family's safety.

BBC Scotland's Cameron Buttle shows how a news team broadcasts from a British army base in Afghanistan.

Olympus shareholders will get the chance to question management about the accounting scandal as the firm calls an emergency meeting.

MPs call on internet service providers to make greater efforts to remove violent extremist material.

The FBI investigates how activists linked to Anonymous obtained a recording of a phone call between US and UK police on their operations against hacking.

Steve Appleton, the chief executive of memory-chip maker Micron, has died in a plane crash near Boise, Idaho.