75.2 Apple and Google Data Collection
20210410 The Security Now podcast of 6 April 2021 reports on a paper by Douglas Leith on Mobile Handset Privacy. Every 4 minutes or so the operating system on you smart device (iOS or Android) sends telemetry back to Apple or Google. For Apple that includes your location and IP address, and all the nearby Wifi MAC addresses. A MAC address is a unique identifier for your smart device. Apple and Google are able to link this device information to you personally through the other apps you are running on the device, including the Play Store.
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