Bluetooth BLUR attacks
https://hexhive.epfl.ch/BLURtooth/
Bluetooth range estimator
https://www.bluetooth.com/learn-about-bluetooth/bluetooth-technology/range/#estimator
Treasury warns that paying ransomware is a crime
https://www.insurancejournal.com/news/national/2020/10/01/584906.htm
How to upgrade the technology firmware in your automobile