Rob Waugh

Popular blogging service Tumblr has become the latest web giant to add two-factor authentication as an “extra layer” of security for users - describing its new measure as a "nuclear defense system" armed with twin keys.

Mark Zuckerberg, Paypal founder Elon Musk and Ashton Kutcher have invested $40 million in an artificial-intelligence start-up, Vicarious, which can already 'read' CAPTCHA codes - and aims to mimic functions of the human brain.

Contrary to reports late last week, the BlackBerry smartphones used by White House staffers and the President are not to be replaced by Android or Windows Phone handsets from Korean manufacturers LG and Samsung.

Bitcoin’s developers have released a new version of the software, which includes a long-awaited fix for the “transaction malleability” bug which is said to have brought down the Mt Gox exchange - and Mt Gox staff have 'found' 200,000 BTC in an abandoned wallet in the exchange.

Starting today, Gmail will use an encrypted HTTPS connection to check or send email, regardless of what platform users employ to access the service - and will use security measures when moving mails internally, citing fears over government snooping.

A new form of Android malware could bypass one of the main warning systems built into Google’s smartphone and tablet OS - allowing malicious apps to ‘sneak’ onto a phone with a relatively innocuous list of ‘Permissions’, then add new, malicious abilities.

The Target breach, and in particular the role of respected security blogger Brian Krebs in breaking the story, has been optioned as a feature film by Sony. The studio bought the rights to the New York Times article, "Reporting From the Web’s Underbelly," with a view to creating a "cyber thriller."

Facebook’s ‘Deepface’ photo-matching software can now ‘recognize’ human faces with an accuracy just a fraction of a percentage point behind human beings - a huge leap forward in the technology, with some potentially alarming implications for privacy.