Are Android apps systematically oversharing your data?

Innocuous-sounding data can often reveal sensitive personal information, and this data (and metadata) is being systematically overshared by Android apps

Data sharing is something that most of us take a lot more seriously these days. The fallout from the Cambridge Analytica scandal last year, which saw 50 million user profiles harvested on Facebook and used to influence political campaigns, pretty much ensured that. People who might previously have installed a free app even if it was requesting a long list of tenuously-linked data permissions have started to think twice. But do they, do you, really know what data and metadata that Android app you just installed is actually sharing?

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