Fingerprint security convenient, but not flawless

(AP)—Samsung's upcoming Galaxy S5 smartphone will be at least the third to have a fingerprint sensor for security but it's alone in letting you use that for general shopping, thanks to a partnership with PayPal.

iPhone hack shows security isn't at our fingertips just yet

We've come to expect something radically different from Apple every time it launches a new product and sure enough, the fingerprint sensor unveiled as part of the iPhone 5s, seemed like a revolution in phone security.

A Closer Look: Secure your phone without passcodes

Passcodes are outdated. They're a pain to use, and they aren't secure when they are based on easy-to-guess digits, such as a birth date or street address. Many people don't bother using them on phones, even though that means ...

Optical fingerprint can reveal pollutants in the air

More efficient sensors are needed to be able to detect environmental pollution. Researchers at Chalmers University of Technology have proposed a new, sophisticated method of detecting molecules with sensors based on ultra-thin ...

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