Tire pressure "transmissions are sent without any encryption or secure mechanisms and include a unique identifier. This allows anyone with affordable equipment like a low-cost spectrum receiver and a standard off-the-shelf antenna to capture and track them throughout time and space."
https://www.securityweek.com/researchers-uncover-method-to-track-cars-via-tire-sensors/
https://www.securityweek.com/researchers-uncover-method-to-track-cars-via-tire-sensors/
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