Enhanced License Plate Tracking

47 · Bruce Schneier · June 11, 2026, 11:21 a.m.
Summary
The post discusses a new surveillance technology called SignalTrace, which allows automatic license plate readers (ALPRs) to collect data from nearby Bluetooth-enabled devices, enabling law enforcement to track individuals more effectively. This raises significant privacy concerns as it expands the capabilities of existing surveillance infrastructures in the U.S.