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Factory reset in Android phones leaves sensitive user data behind

22
May
2015
Factory reset in Android phones leaves sensitive user data behind
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It’s common sense to reset an phone to its factory state before selling or disposing of it. But beware, researchers recently found that this often fails to properly wipe all sensitive user from the device.

A test on 21 second-hand smartphones running Android versions between 2.3.x (Gingerbread) and 4.3 (Jelly Bean) revealed that it’s possible to recover emails, text messages, Google access tokens and other sensitive data after the factory reset function had been used.

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