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.
Doesn’t this ultimately just make an IMSI available anyway? Or am I missing something here?
It would only expose the IMSI of the hotspot I believe, since that’s a SIM card ID, I believe the IMEI would possibly be exposed, but you could also use a VPN to help. It’s been a while, but check this out: https://inv.nadeko.net/RyirQOCUUK8?__goaway_challenge=js-refresh&__goaway_id=47dd286e4b20d07c3f900fbb588ada2e&__goaway_referer=https%3A%2F%2Finv.nadeko.net%2F&t=3