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Re: [tor-bugs] #20214 [Applications/Tor Browser]: Ultrasound Cross Device Tracking techniques could be used to launch deanonymization attacks against some users
#20214: Ultrasound Cross Device Tracking techniques could be used to launch
deanonymization attacks against some users
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Reporter: VasiliosMavroudis | Owner: tbb-team
Type: defect | Status: new
Priority: Medium | Milestone:
Component: Applications/Tor Browser | Version:
Severity: Normal | Resolution:
Keywords: | Actual Points:
Parent ID: | Points:
Reviewer: | Sponsor:
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Comment (by VasiliosMavroudis):
Replying to [comment:7 bugzilla]:
> Replying to [comment:6 VasiliosMavroudis]:
>
> > You seem to imply that it's not possible to use ultrasounds to perform
this attack. However, there are already a few companies using this
technology, e.g., SilverPush, Lisnr.
> >
> Impossible on non ultrasound-capable hardware/software.
That is correct. Unfortunately, most commodity devices such as
smartphones, desktop/laptop speakers, and TVs are all ultrasound-capable,
making this attack relevant.
--
Ticket URL: <https://troodi.torproject.org/projects/tor/ticket/20214#comment:8>
Tor Bug Tracker & Wiki <https://trac.torproject.org/>
The Tor Project: anonymity online
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