Researcher Says Bluetooth Routing Error Exposed a Probe Designed to Run Invisibly. AliExpress used silent WebAudio signals to help fingerprint devices for security and anti-abuse purposes, but an implementation error exposed the normally invisible tracking when Bluetooth headsets detected an active PC audio stream.
First seen on govinfosecurity.com
Jump to article: www.govinfosecurity.com/alibabas-aliexpress-uses-hidden-audio-to-fingerprint-devices-a-32646
