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Re: Fingerprinting – WebKit

From: David Remahl <david@remahl.se>
Date: Tue, 26 Apr 2011 07:59:46 -0700
Message-Id: <B14DC0EB-8DDF-4CE6-8399-AAA782F12528@remahl.se>
Cc: "public-privacy (W3C mailing list)" <public-privacy@w3.org>
To: Karl Dubost <karld@opera.com>
If the goal is to minimize fingerprinting, enabling the DNT header sounds particularly ill-advised! Given how rare it is, it'll stick out as a sore thumb, differentiating your print from everyone else's.

/ David

On Apr 26, 2011, at 6:51, Karl Dubost <karld@opera.com> wrote:

> FYI
> 
> In Fingerprinting – WebKit
> At https://trac.webkit.org/wiki/Fingerprinting
> 
>    This page describes the mechanisms WebKit offers to
>    ports and clients interested in reducing the ability
>    of websites to identify users and track their
>    behaviour without obtaining consent.
> 
> 
>    Use cases for fingerprinting include:
> 
>    * Sites attempting to identify users on devices 
>      previously used for fraud
>    * Sites attempting to establish a unique visitor 
>      count
>    * Advertising networks attempting to establish a 
>      unique click-through count
>    * Advertising networks attempting to profile users 
>      to increase ad relevance
>    * Sites attempting to profile the behaviour of 
>      unregistered users
>    * Sites attempting to link the visits of users when 
>      they are both registered and unregistered and 
>      identify the user when visiting the site without
> 
> 
> 
> -- 
> Karl Dubost - http://dev.opera.com/
> Developer Relations & Tools, Opera Software
> 
> 
Received on Tuesday, 26 April 2011 15:00:50 GMT

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