In Depth: Are biometrics the future for mobile authentication?

Past attempts to introduce biometrics into business have proved futile. When laptops featured fingerprint scanners years ago, one expert was able to bypass security using a gummy bear.
But now, improved and more accurate touch scanners are bringing biometrics back into the security domain. The convenience of Apple's iPhone TouchID technology has appealed to the mass market, making it increasingly likely to appear in a corporate setting.