[tor-bugs] #6041 [TorBrowserButton]: Avoid fingerprinting a user via text and/or web font rendering on canvas

Tor Bug Tracker & Wiki torproject-admin at torproject.org
Tue Jun 5 01:22:08 UTC 2012


#6041: Avoid fingerprinting a user via text and/or web font rendering on canvas
------------------------------+---------------------------------------------
 Reporter:  gk                |          Owner:  mikeperry
     Type:  defect            |         Status:  new      
 Priority:  major             |      Milestone:           
Component:  TorBrowserButton  |        Version:           
 Keywords:  MikePerry201206   |         Parent:           
   Points:                    |   Actualpoints:           
------------------------------+---------------------------------------------
Changes (by mikeperry):

  * keywords:  => MikePerry201206


Comment:

 I'll take a look at this paper this month, but I suspect there's a high
 amount of joint entropy with the fonts you provide and/or your OS.

-- 
Ticket URL: <https://trac.torproject.org/projects/tor/ticket/6041#comment:1>
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