Allowing sites to renew information

Barry Ferg barry at
Tue Sep 26 22:54:03 UTC 2006

The OpenID Attribute Exchange service has an update_url parameter in  
the fetch request message that provides this functionality: http://

On 26-Sep-06, at 3:45 PM, Gervase Markham wrote:

> Having watched a Simon Willison presentation on OpenID, I had the
> following idea, which I present for your consideration:
> If you log in to a site using OpenID, and it requests access to your
> information (e.g. postcode) using the Simple Registration  
> Extension, and
> you grant it, then it should be possible for the site to re-get that
> information at the time of any future login without needing to ask  
> you.
> This solves the "I've moved; now I need to update my address  
> preferences
> with 40 different e-commerce sites by hand" problem.
> If this is possible at the moment, my apologies for wasting your time.
> Please CC me on any replies; I am not subscribed to the list.
> Gerv
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