this post was submitted on 25 Aug 2026
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privacy

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Big tech and governments are monitoring and recording your eating activities. c/Privacy provides tips and tricks to protect your privacy against global surveillance.

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AliExpress tracks users via inaudible audio fingerprinting (beyondmachines.net)
submitted 4 weeks ago by randomname@scribe.disroot.org to c/privacy@lemmy.ca
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cross-posted from: https://scribe.disroot.org/post/10925160

Archived version

If you shop on AliExpress and your Bluetooth headphones stop switching between devices, this is caused by hidden tracking scripts on the site, not broken hardware. Install uBlock Origin and add filter rules to block collina.js and fireyejs.js on aliexpress.com, then close all open AliExpress tabs and reload the site for the fix to take effect.

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AliExpress users report a privacy-invasive tracking mechanism on the company's homepage that interferes with Bluetooth hardware. The site runs hidden audio processes that prevent multipoint headphones from switching between devices. This behavior occurs even when the tab is idle and no media is visible to the user. The issue is caused by Alibaba's security scripts designed for device identification and anti-fraud detection.

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[–] Ghoelian@piefed.social 10 points 4 weeks ago

This should be pretty easily noticeable. Their website will now constantly show the playing audio symbol. Even more noticeable than multi point pairing is probably that your headphones don't go to sleep anymore.