Silent Web Audio Fingerprinting Sparks Privacy Debate on AliExpress
Researchers found a zero-volume Web Audio API script on AliExpress that taps the computer's audio hardware to generate a device fingerprint without cookies, collecting a range of signals and raising privacy concerns. Brave has blocked the script and warned fingerprinting will keep evolving, while other blockers may mitigate it at the cost of some site functionality, and the technique could even interfere with hardware like Bluetooth headphones.