W3C home > Mailing lists > Public > public-webid@w3.org > October 2012

Re: unlinkability

From: Nathan <nathan@webr3.org>
Date: Sat, 06 Oct 2012 11:45:10 +0100
Message-ID: <50700BB6.9020305@webr3.org>
To: Henry Story <henry.story@bblfish.net>
CC: Melvin Carvalho <melvincarvalho@gmail.com>, "public-webid@w3.org" <public-webid@w3.org>
Henry Story wrote:
> On 6 Oct 2012, at 11:39, Melvin Carvalho <melvincarvalho@gmail.com> wrote:
> 
>>
>> On 6 October 2012 11:25, Henry Story <henry.story@bblfish.net> wrote:
>>>> (1) I think solves the unlinkability problem
>>> Can you explain what the unlinkeability problem is? Or for who it is a problem?
>>>
>>> 4.  Unlinkability
>>>
>>>    Definition:  Unlinkability of two or more Items Of Interest (e.g.,
>>>       subjects, messages, actions, ...) from an attacker's perspective
>>>       means that within a particular set of information, the attacker
>>>       cannot distinguish whether these IOIs are related or not (with a
>>>       high enough degree of probability to be useful).
>>>
>>> This is something Harry brought up.
>> Can you explain why it is problematic. It is not because he brought it up
>> that it is problematic right? Or is he someone who sets the standards
>> of what is or is not problematic? Through what authority?
>>
>> Harry stressed that this was a key consideration to him.  As an influential member of the social web (he was chair of the W3C Social Web XG), I would consider his opinions important.  His complain was that he raised this before, and that the webid group did not look at it.
> 
> But you have not summarised in your own words what his complaint is. So how do you know we did not answer it?

The quote in context may help:
http://tools.ietf.org/html/draft-hansen-privacy-terminology-03#section-4
Received on Saturday, 6 October 2012 10:45:53 UTC

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