Android factory reset not enough to keep data secure


May 22, 2015

If you sell or gift your old Android phone to someone, is it enough to do a factory reset to wipe all your sensitive data? And if your Android gets stolen, how sure are you that your anti-theft solution will do a good job wiping it and/or locking the device?

Consumers generally have no insight in how well these features work. Their only option is to trust the manufacturers’ and developers’ assurances, and wait for security researchers to test the solutions.

Today, two researchers from the Security Group at the University of Cambridge Computer Laboratory have published two papers that answer those questions.

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