"Combined, this information poses serious risks of user deanonymization and extensive tracking, particularly since in China every phone number is registered under a citizen ID."Īs an example, the researchers claim that the Redmi phone sends post requests to the URL "/track/v4" whenever the preinstalled Settings, Note, Recorder, Phone, Message and Camera apps are opened and used, Data is sent even if users opt out of "Send Usage and Diagnostic Data" during device startup. "The data we observe being transmitted includes persistent device identifiers (IMEI, MAC address, etc.), location identifiers (GPS coordinates, mobile network cell ID, etc.), user profiles (phone number, app usage patterns, app telemetry), and social connections (call/SMS history/time, contact phone numbers, etc.)," the researchers state in their paper. The tested phones did so even when these network operators were not providing service – no SIM card was present or the SIM card was associated with a different network operator. It supports Feedly Cloud, so if you already use Feedly, all you have to do is connect Press with your Feedly account. Within this limited scope, the researchers found that Android handsets from the three named vendors "send a worrying amount of Personally Identifiable Information (PII) not only to the device vendor but also to service providers like Baidu and to Chinese mobile network operators." Press (3) is probably my personal favorite feed reader for Android.
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