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Re: [tor-bugs] #26146 [Applications/Tor Browser]: Setting `general.useragent.override` does not spoof the platform part anymore in ESR 60 which is confusing
#26146: Setting `general.useragent.override` does not spoof the platform part
anymore in ESR 60 which is confusing
-------------------------------------------------+-------------------------
Reporter: gk | Owner: tbb-
| team
Type: defect | Status:
| needs_information
Priority: Medium | Milestone:
Component: Applications/Tor Browser | Version:
Severity: Normal | Resolution:
Keywords: ff60-esr, tbb-fingerprinting-os, | Actual Points:
tbb-8.0-issues |
Parent ID: | Points:
Reviewer: | Sponsor:
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Comment (by arthuredelstein):
Replying to [comment:40 tom]:
> Replying to [comment:37 fufufu]:
> > I can only find a small reference in Whonix documentation to
detecting fonts via "CSS introspection". Can gk or somebody else provide
more information about how this works?
> A CSS trick to do this would be something like
https://arthuredelstein.github.io/tordemos/media-query-fingerprint.html
but I bet you can d the same in canvas and in SVG.
Here is a pure CSS demo for detecting the OS:
https://arthuredelstein.github.io/tordemos/os-detection-font-css.html
--
Ticket URL: <https://trac.torproject.org/projects/tor/ticket/26146#comment:47>
Tor Bug Tracker & Wiki <https://trac.torproject.org/>
The Tor Project: anonymity online
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