You can now add Bluetooth to the list of privacy threats to be concerned about

Security experts have found a way to track people using the Bluetooth chips built into their mobile devices and laptops, but it’s a lot harder than it sounds (and still not very effective).

Researchers at the University of California, San Diego found that each individual Bluetooth chip has a small imperfection, created during the manufacturing process. In a way, despite being produced at scale and having measures to prevent identification, all these chips are somewhat unique.

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