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 BlossomsAuthor: 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-).
Why 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?Relationship between OAuth and CX, and OAuth vulnerability
General pattern of protocol flow in OAuth and CX Artifact Binding is almost identical. Just to assist the OAuth people to understand CX easily, here…
View More Relationship between OAuth and CX, and OAuth vulnerabilityContract Structure and System Identity
I had a talk with ProtectServe folks yesterday and it inspired something about what Contract has to have. Until the meeting, the basic items that…
View More Contract Structure and System IdentityKantara Initiatve Launch
Yes! Finally! Kantara Initiative is LIVE. Kantara Initiative is a Bridging and harmonizing the identity community with actions that will help ensure secure, identity-based, on-line…
View More Kantara Initiatve LaunchRisk based security decisions and CX
I had a two hours talk with Andrew Nash Friday Afternoon around the security of assertion based technologies. It was a very productive meeting and…
View More Risk based security decisions and CXIncreasing Members of OpenID Japan
When OpenID Japan formally started in October 2008, the number of the companies that joined it was 32. Thereafter, companies continued to join in and…
View More Increasing Members of OpenID JapanOpenID TechNight #4
OpenID Foundation Japan hosted the OpenID TechNight #4 at GINZA Apple Store on the 10th of February. I went there to attend it straight from…
View More OpenID TechNight #4OpenID Denmark Meeting
On Feb. 6, 2009, we had a meeting for OpenID Denmark. The programme was as follows: PROGRAM 13.00-13.15 Welcome and Introduction 13.15-13.45 Basics about OpenID…
View More OpenID Denmark MeetingLithuania goes OpenID
As of Jan. 1, 2009, apparently, Republic of Lithuania went OpenID. All the Personal ID Card that the Republic of Lithuania issues has OpenID in…
View More Lithuania goes OpenID