SignalTrace “links devices that regularly travel together, correlating them to license plate.” It is a surveillance product that will sweep up and add all sorts of Bluetooth and other data to license plate readers, linking specific devices—and people—to cars.

SignalTrace “links devices that regularly travel together, correlating them to license plate.” It is a surveillance product that will sweep up and add all sorts of Bluetooth and…

The surveillance company Leonardo wants more data: A surveillance company plans to add sensors to automatic license plate readers (ALPRs) that would mean the devices, as well as…