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Sunday, October 13, 2013

Identifying Your Phone in Seconds

In SF Gate:  Their accelerometer identifies smartphones in seconds.   Novel approach, privacy implications? "... The accelerometer enables, among other things, the browser to shift from landscape to vertical as a user tilts the phone. It turns out every accelerometer is predictably imperfect, and slight differences in the readings can be used to produce a fingerprint. Marketers could use the ID the same way they use cookies - the small files that download from websites to desktops - to identify particular users, monitor their online actions and target ads accordingly.... " 

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