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Articles on Biometrics

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There’s a big difference between a 4-digit PIN and a 6-digit PIN. Ervins Strauhmanis/Flickr

How secure is your smartphone’s lock screen?

PIN codes, passwords, swipe patterns and biometrics can help secure your smartphone, but they’re far from foolproof.
Hold it right there. Michael Dalder/Reuters

What makes a ‘smart gun’ smart?

President Obama’s call for better electronic gun-safety systems put a spotlight on the technologies currently in the R&D pipeline that aim to make sure only authorized users can fire a gun.

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