AliExpress accused of stealth audio fingerprinting that even disrupts Bluetooth headsets
TL;DR
A security researcher alleges AliExpress used an obfuscated WebAudio-based fingerprinting method that emits inaudible audio to the browser to gather device/browser data, which reportedly disrupted Bluetooth headphones for a user; Firefox says its anti-fingerprinting protections mitigate this technique, Brave says it blocks the involved scripts, while Chrome/Safari have defenses; AliExpress has not commented publicly.
- AliExpress accused of fingerprinting shoppers with silent audio trick that also muted a dev's headphones The Register
- A shopping site was quietly running audio through his browser The Next Web
- Experts discover that popular online shopping platform with millions of users might be spying on you UNILAD Tech
- AliExpress caught using silent audio to fingerprint visitors’ browsers Malwarebytes
- A Bluetooth glitch exposed AliExpress's covert data collection via silent audio Mezha
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