Phil Schiller, Apple's senior vice president of worldwide marketing, speaks about fingerprint security features of the new iPhone 5s Tuesday in Cupertino, Calif.
Justin Sullivan/Getty Images
September 10, 2013 Passwords are a pain to remember, and they're only partially effective in securing your devices. Now, with a fingerprint scanner built into the new iPhone 5s' home button, biometrics is taking a big step into a much bigger ecosystem. But such scanners raise security and privacy concerns of their own.
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