News editor's choice

GCHQ Could Have Been Watching Your Webcam Feed

Snowden documents suggest GCHQ was collecting millions of images of law-abiding citizens obtained directly from their webcams during online chats to build a giant face recognition database

CAPTCHA Is Dead. Long Live CAPTCHA!

CAPTCHA has been broken many times before. Yet even an effective new method of cracking it will do nothing to dampen CAPTCHA’s popularity, says Tom Brewster

Michael Dell: Long Live The PC

Windows RT sucked, but Dell is focused on producing PCs for Windows 8 and other operating systems, CEO tells TechWeek