Google has wanted to make sure that all data on Android devices would be encrypted by default, but unfortunately that idea didn’t go too well the first time around with Android 5.0 Lollipop. But, Google thinks it has gotten it right this time and will try again to require full-disk encryption for devices that release with Android 6.0 Marshmallow and higher.

The problem in Android 5.0 was that full-disk encryption caused a hit on performance that would be too much for some devices, so Google backed down and made it optional for manufacturers to turn on encryption by default.

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