[tor-bugs] #20025 [Applications/Tor Browser]: document.characterSet enables fingerprinting of localization (only with HSTS?)

Tor Bug Tracker & Wiki blackhole at torproject.org
Sun Sep 29 17:08:59 UTC 2019


#20025: document.characterSet enables fingerprinting of localization (only with
HSTS?)
---------------------------------------+--------------------------
 Reporter:  dcf                        |          Owner:  tbb-team
     Type:  defect                     |         Status:  new
 Priority:  Medium                     |      Milestone:
Component:  Applications/Tor Browser   |        Version:
 Severity:  Normal                     |     Resolution:
 Keywords:  tbb-fingerprinting-locale  |  Actual Points:
Parent ID:                             |         Points:
 Reviewer:                             |        Sponsor:
---------------------------------------+--------------------------

Comment (by Thorin):

 Cool. If I add the following to my test page it now leaks

 {{{
 <meta http-equiv="Content-Type" content="text/html; charset=iso-8859-1">
 }}}

--
Ticket URL: <https://trac.torproject.org/projects/tor/ticket/20025#comment:8>
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