A Wikileaks document released in December details a biometric-based device that would identify anyone that steps on it that is being developed by the Chinese government, according to a CNN GO article. The devices, which are being called spy pads, would work via gait biometrics, or the unique build of individuals combined with their stance or cycle of steps.
Some of the researchers working on the device have said that the government, specifically the Ministry for State Security, is interested in using the technology to track citizens of concern.
The part of the technology that lends itself most to spying is that it can be inconspicuously installed into an existing floor and collect data on who is passing by without any knowledge of the authentication by the person.
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