Radio Frequency fingerprinting of aircraft ADS-B transmitters? Boffins reckon they've cracked it

More data points needed, says academic, but technique could give governments a spoofin' bad headache

A group of academics reckon they've found a way to uniquely fingerprint aeroplanes' Automatic Dependent Surveillance-Broadcast (ADS-B) tracking transmitters - though an aviation infosec boffin says more research is needed to verify the new technique....