A feature introduced in Android 3.1 (Honeycomb) that allows the device to seek familiar WiFi and switch to them from mobile data in order to save battery broadcasts the WiFi connection history in the case of some phones, thus allowing for location tracking.The researchers at the Electronic Frontier Foundation (EFF) found that the devices emit the information even in low-power mode.Other mobile platforms are also affected by this problem, though.Preferred Network Offload (PNO) is a featur…
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