Microsoft

Goolge’s Pwnium competition challenges hackers to find zero-day vulnerabilities in its Chrome OS, offering millions of dollars in return.

Microsoft fined £484m by EU for breaching agreement to give Windows users a choice of web browser.

Four new mobile operating systems could enter the market in 2013, all wanting a share of what has so far been dominated by Apple and Android.

BBC will be bring iPlayer service to Windows Phone 8 and 7.5 soon, but not as a fully-fledged app.

Tomb Raider from Crystal Dynamics is out now. Our full review dissects this brilliant series reboot

Gears of War: Judgment is set 14 years before the original trilogy, following Lt. Damon Baird and Kil Squad as they recall events at a military tribunal.

Android smartphone sales are booming, so why has Google not released activation figures for Android devices in almost six months?

The Nokia Lumia 620 has a 3.8in display, 1.5GH dual-core processor and runs Windows Phone 8.

LG has admitted it is in talks with Google over the follow-up to the highly successful Nexus 4 smartphone.

Gaming Web site Kotaku shows poster of next Assassin's Creed game based on pirates

Crysis 3, from Crytek and EA is available now. A step down from the other games in the series, our full review dissects this flawed third entry

Apple dethrones Rolls-Royce for business superbrands crown and Rolex tops consumer choice.

LG has demoed its mobile to TV streaming technology at Mobile World Congress

Launch of €139 Nokia Lumia 520 marks seminal moment in life of the Windows Phone platform.

Nokia announced four new phones at Mobile World Congress in Barcelona including the Nokia 105 which costs just €15.

Microsoft rumoured to be readying Xbox 720 for April launch

While big name stars may be absent, Mobile World Congress in Barcelona next week promises some interesting insights into trends for 2013.

After revealing details of the PS4 in New York, Sony has faced a thorough grilling from the gaming press. Here's what the critics are saying.

Microsoft claims to have 60 million active users of its Outlook.com email service, and a third of those have switched their primary address over from Google's Gmail.

Sony will reveal its PlayStation 4 on 20 February in New York. We round-up what to expect from the next generation of consoles

EE launched its superfast mobile broadband network at the end of October but by the end of 2012 just one in ten corporate customers were trialling or using the service

The Dell XPS 10 is a 10.1in tablet running Windows RT, is powered by a 1.5GHz dual-core processor, and can be bought with a keyboard dock.

Ahead of the console's unveiling on 20 February, analysts predict what the PlayStation 4 will need to do to succeed in the next console generation

Aliens: Colonial Marines, from Gearbox and SEGA, is out now. Our full review delves inside this flawed series tie-in

Justin Bieber fans are just like infected PCs in a botnet. They're everywhere, easy to control and willing to do anything for their master.

Google has sued BT in the US and UK over the use of four patents, in what is the first lawsuit brought by Google in its own name.

Apple TV 2G users can now jailbreak their device untethered on latest Apple TV 5.2 firmware using Seas0nPass for Windows.

Can Acer's £200 Chrome laptop really replace a 'proper' PC?

The Xbox 720 is rumoured to not run second hand games and if doesn't, it will mark a huge change for the industry

A 16-year-old Essex girl may be smarter than Bill Gates, Stephen Hawkings and Albert Einstein