this post was submitted on 25 Aug 2026
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Privacy

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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.dbzer0.com
19 comments fedilink hide all child comments
 

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.

...

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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[–] atro_city@fedia.io 3 points 4 weeks ago (2 children)

The browser allows it. It could put up a notification "allow access to speakers". It should do so with the mic.

I once tried a website that shows much web browsers reveal about you and your system... it's crazy how much his activated by default.

[–] A_norny_mousse@piefed.zip 1 points 4 weeks ago (1 children)

Once again, it depends on the browser and the OS, which ultimately governs the hardware.

[–] atro_city@fedia.io 1 points 4 weeks ago

90+% use chrome, so guess what the browser knows about you....

[–] Pure_Psykosis@lemmy.ca 1 points 4 weeks ago (1 children)

Which website?

[–] atro_city@fedia.io 2 points 4 weeks ago (1 children)

I can't remember. Someone shared one here on the fediverse and I didn't bookmark it. There are alternatives:

Try it on your desktop and on your mobile.

[–] Pure_Psykosis@lemmy.ca 2 points 3 weeks ago

Thank you!