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Re: Vibration API privacy considerations

From: Greg Norcie <gnorcie@cdt.org>
Date: Fri, 19 Feb 2016 11:41:56 -0500
Message-ID: <CAMJgV7Ys0t8QpG_WPZ4Sy_W08GAK6OKNS5WasZpgGqye2-o26w@mail.gmail.com>
To: "Lukasz Olejnik (W3C)" <lukasz.w3c@gmail.com>
Cc: Joseph Lorenzo Hall <joe@cdt.org>, Chaals McCathie Nevile <chaals@yandex-team.ru>, W3C Privacy IG <public-privacy@w3.org>
CDT's comments to the FTC on cross device tracking may help explain why any
standard that allows a unique pattern to be emitted can be used for


Greg Norcie (norcie@cdt.org)
Staff Technologist
Center for Democracy & Technology
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On Thu, Feb 18, 2016 at 12:11 PM, Lukasz Olejnik (W3C) <lukasz.w3c@gmail.com
> wrote:

> Hello
> 2016-02-16 21:30 GMT+01:00 Joseph Lorenzo Hall <joe@cdt.org>:
>> Are those two things or just one? That is, is this section claiming:
>> 1) it is possible to fingerprint a device through the Vibration API by
>> requesting information that could be used to uniquely identify a
>> device by characterizing "tiny imperfections during their
>> manufacturing"; and 2) it is possible for an external observer to
>> identify someone close to them in physical reality ("meat space") by
>> causing the user to visit a specific web page that then uses the
>> Vibration API to vibrate the device (and the external observer
>> observes this and connects a particular web session with a particular
>> device)?
> It is not suggested that Vibration API allows fingerprinting on its own.
> The only thing I intended to suggest was that in presence of other sensors
> - capable of performing the readouts - Vibration API provides the input.
> So yes, in conjunction with other sensors. This is specified there.
> That said, ability of creating patterns with vibration is another concern.
> Regards
> Lukasz
Received on Friday, 19 February 2016 16:42:49 UTC

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