W3C home > Mailing lists > Public > public-credentials@w3.org > November 2015

Re: Solutions to the NASCAR problem?

From: Anders Rundgren <anders.rundgren.net@gmail.com>
Date: Sun, 22 Nov 2015 15:05:53 +0100
To: David Chadwick <d.w.chadwick@kent.ac.uk>, public-credentials@w3.org
Message-ID: <5651CBC1.4040602@gmail.com>
On 2015-11-22 14:58, David Chadwick wrote:
>>
>> This is the core part from the NASCAR perspective.
>> As far as I understand this information is currently not available to SPs.
>>
>
> Sorry my answer was ambiguous/unclear. The user is identified to the
> Issuer by the SOP key associated with the issuer.

OK.

> The user is identified
> to the consumer by the SOP key associated with the consumer.

So now there are two keys belonging to the user, right?


> The user sends the consumer SOP public key to the issuer and the issuer
> assigns the attribute to that.

I think you lost me here, at least with respect to the NASCAR problem.


> The issuer has no idea who the consumer
> is since this key is unique to the user. But the consumer knows the user
> possesses the attribute since the assertion is signed by the issuer, and
> the attribute is attached to its SOP key.

I this protocol described somewhere?

Anders

>
> regards
>
> David
>
>>
>> Anders
>>
Received on Sunday, 22 November 2015 14:06:30 UTC

This archive was generated by hypermail 2.3.1 : Wednesday, 11 July 2018 21:19:26 UTC