|Encryption Arms Race Escalates
Encrypted email, secure instant messaging and other privacy services are booming in the wake of the NSA's recently revealed surveillance programs. But is encryption technology worth it?
|Tech Giants Fight To Stop NSA Spying
Google, Facebook, Microsoft and Twitter are engaged in a costly tech arms race, with their businesses and cultures at stake. Not against one another, mind you, but a common foe: the NSA.
|Biometrics: No More Passwords?
Researchers at Purdue University are working on biometric technology that could eventually eliminate the need for computer passwords, using iris and fingerprint scans for security, instead.
|IBM's Watson Moves to the Cloud
Watson, Big Blue's answer-rich supercomputer that outsmarted humans on the TV quiz show Jeopardy, is making headlines in a new direction -- as a development platform for apps in the cloud.