RE: 'do not track' list?

Here was the proposal that was the source of the Do Not Track idea, from
the CDT and other privacy advocates:



[] On Behalf Of Mischa Tuffield
Sent: 02 August 2010 17:20
To: David Singer
Subject: Re: 'do not track' list?



On 2 Aug 2010, at 17:06, David Singer wrote:

Article here
3302> on a potential 'do not track' list.  However, I wonder how they
think this will work?  Do I have to identify myself to web sites, so
that they can, in turn, see I am on a 'do not track'?  If so, I just
provided identity/tracking information, didn't I?

David Singer
Multimedia and Software Standards, Apple Inc.


It seems similar to the "opt-out tool" which the Network Advertising
Initiative link to:


This is linked to from the's advertising practises page :


I have had a play with the networkadvertising tool above, and it puts in
a "generic" cookie with no identifiable information in it. It actually
looks like they are being "good guys" here, to be frank I wasn't
expecting that at all. 


It does look like a step in the right direction. 




Mischa Tuffield PhD


Homepage -

Garlik Limited, 1-3 Halford Road, Richmond, TW10 6AW
+44(0)845 645 2824
Registered in England and Wales 535 7233 VAT # 849 0517 11
Registered office: Thames House, Portsmouth Road, Esher, Surrey, KT10


Received on Monday, 2 August 2010 18:37:32 UTC