Re: Exemptions and Exceptions.?

How such exemptions, if approved, for online ad monetization/delivery would preserve user privacy when a DNT:! is sent is still up for a full discussion.




Jeffrey Chester
Center for Digital Democracy
1621 Connecticut Ave, NW, Suite 550
Washington, DC 20009
www.democraticmedia.org
www.digitalads.org
202-986-2220

On Jan 30, 2012, at 11:46 AM, TOUBIANA, VINCENT (VINCENT) wrote:

> In my understanding, exemptions are authorized uses of the data that a website collected when receiving DNT:1. This is a limited set of uses, which currently include Frequency Capping, Financial Logging, 3rd party auditing, Security (this list is still discussed: http://www.w3.org/2011/tracking-protection/drafts/tracking-compliance.html#TypesofTrackingExemptions).
> 
> These exemptions apply to all websites compliant with DNT.
> 
> An exception is granted by a user to a website (or a domain) and allows the website to track the user. There are two types of exceptions:
> 
> - user-agent managed exceptions. The UA sends DNT:0 to a website which is granted an exception, receiving DNT:0 the website can track him.
> 
> - sever managed exceptions. The server receives DNT:1 but thinks that it has been granted an exception (e.g. it recognizes the cookie). In that case, the server should return the response header "third-part-opt" (=p).
> 
> 
> I hope that it'll help.
> 
> Vincent Toubiana
> 
> -----Message d'origine-----
> De : David Singer [mailto:singer@apple.com] 
> Envoyé : lundi 30 janvier 2012 16:19
> À : public-tracking@w3.org (public-tracking@w3.org)
> Objet : Exemptions and Exceptions.?
> 
> This was raised briefly in conversation in Brussels.
> 
> Our documents and discussions use both words (Exemptions and Exceptions).  I think Aleecia has a clear idea of their difference, but I know we don't all share that clarity because I, at least, do not :-).
> 
> In my understanding, 'exemption' says that the requirements of our specification do not apply to some class of services .  An exception would be when the specification applies, but some class of services are excepted from some of the requirements.
> 
> Example from taxation:  some goods in the UK are exempt from Value Added Tax; the tax is inapplicable.  Some goods are zero-rated for Value Added Tax: they are subject to it in theory, but have an exception and are currently untaxed.
> 
> 
> I'm not sure we have many 'exempt' classes (services that, receiving a DNT signal, can ignore it, as it doesn't apply to them).  I think we mostly have exceptions.
> 
> 
> Aleecia, others, could you help clear my mind (and maybe others') on this?
> 
> Thanks!
> 
> 
> 
> David Singer
> Multimedia and Software Standards, Apple Inc.
> 
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> 
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