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The Motion Sensor Western: The Good, the Bad, and the Ugly

Ben Nassi

Engineers explore architecture and security mechanisms for The Motion Sensor Western: The Good, the Bad, and the Ugly.

Summary

Black Hat Asia 2021 briefing on security and privacy risks of motion sensors in IoT devices. Security risks include crashing drones, spoofing fitness tracker steps, and covert channels in smartphones; privacy risks include speech eavesdropping, PIN keylogging, remote user identification, and tracking. Includes a user study demonstrating intoxication detection from eight seconds of motion sensor data.

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