A Norwegian student who went wardriving around Oslo on a pushbike has discovered that several popular models of Bluetooth headphones don’t implement MAC address randomisation – meaning they can be used to track their wearers. Norwegian state broadcaster NRK revealed Bjorn Hegnes’ findings after helping him analyse Bluetooth emissions from a dozen different models of audio headphones, contained within 1.7 million Bluetooth messages he intercepted.

Read full article on The Register