iPhone, Android Ambient Light Sensors Allow Stealthy Spying

Ambient light sensors on smart-device screens can effectively be turned into a camera, opening up yet another path to snooping on unwitting victims.

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Yang Liu , John Bambenek , Cornell University , Electrical Engineering Computer Science Department , Computer Science Department , Smartphone Sensors , Additional Security , Restricting Information , Bud Broomhead , Bambenek Consulting ,