Here is my first cut to the Contract Exchange 1.0 (CX) Draft. It is unfinished, and has lots of places needs text, but essence is…
View More Contract Exchange 1.0 Draft 1Author: Nat
Having been working on Digital Identity since 2000.
Co-author of various identity related specifications like OpenID Connect, JSON Web Token.
Chair of the OpenID Foundation (2011-)
Vice Chair of the OpenID Foundation (2010),
Founder of OpenID Foundation Japan (2008-),
Trustee of Kantara Initiative (2009-).
What is Identity?
From this morning, there is a thread going on on Identity Commons mailing list (identity gangs) on “What is Identity?”. The thread started off by…
View More What is Identity?Discussion Note on Contract Exchange
Here is the discussion note that I wrote for Contract Exchange. http://openid.net/pipermail/specs-cx/attachments/20090730/8d9862f8/attachment-0001.pdf Hopefully, the concept is quite clear and it acts as the level setting…
View More Discussion Note on Contract ExchangeXRD as of July 22.
According to the current XRI TC discussion, it is looking like this. <xrd> <Subject set=”beginswith”>…</Subject> <Alias>…</Alias> <KeyDescriptor use=”*”> <ds:KeyInfo> … </ds:KeyInfo> </KeyDescriptor> <ds:Signature> <ds:KeyInfo> ……
View More XRD as of July 22.Separating Discovery Service and Authentication Service
In Identity Loss with OpenID 2.0, I have depicted the problem of the current spec. and shown a possible solution verbally. Now, I am presenting…
View More Separating Discovery Service and Authentication ServiceDiscovery Service Portability
In the previous post, I have shown that the Authentication Service can be made portable and that this is very important to prevent identity loss.…
View More Discovery Service PortabilityIdentity Loss with OpenID 2.0
OpenID 2.0 has a problem such that permanent unique identifier generation is delayed until it gets to the authentication service. As a result, a user…
View More Identity Loss with OpenID 2.0CX First Step
Now that Contract Exchange WG ML has been set up at openid.net, we should be able to start discussing it. =hdknr is busily preparing the…
View More CX First StepTokyo Cherry Blossoms
For those of you who do not know, Chidorigafuchi in Tokyo is one of the best places in the world for Cherry Blossom. For more…
View More Tokyo Cherry BlossomsWhy OPs do not offer Identity Attributes?
ritou’s blog post prompted me to think a little about this issue. IMHO, there are two reasons. (1) Cannot trust the RP. (2) Legal problem.…
View More Why OPs do not offer Identity Attributes?