[tbb-bugs] #18379 [Tor Browser]: Mouse Tracking Defenses in Tor Browser

Tor Bug Tracker & Wiki blackhole at torproject.org
Tue Feb 23 14:58:05 UTC 2016

#18379: Mouse Tracking Defenses in Tor Browser
     Reporter:  cypherpunks  |      Owner:  tbb-team
         Type:  enhancement  |     Status:  new
     Priority:  Very High    |  Milestone:
    Component:  Tor Browser  |    Version:
     Severity:  Critical     |   Keywords:
Actual Points:               |  Parent ID:
       Points:               |    Sponsor:
 Besides keystroke fingerprinting (already defended against by Tor browser)
 another widely deployed tracking technique is mouse tracking that measures
 a user's mouse position and movement in real time with JS. every user has
 a unique behavior pattern that allow correlation and deanonymization of
 users. This type of fingerprinting has been exploited by surveillance
 companies like Facebook and Microsoft for five years now. [2][3]

 [1] https://en.wikipedia.org/wiki/Mouse_tracking
 [2] https://nakedsecurity.sophos.com/2013/11/01/facebook-to-silent-track-

Ticket URL: <https://trac.torproject.org/projects/tor/ticket/18379>
Tor Bug Tracker & Wiki <https://trac.torproject.org/>
The Tor Project: anonymity online

More information about the tbb-bugs mailing list