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Category: Identity
Standardization of JSON Web Signature (JWS) Has Begun at the IETF
Standardization of JSON Web Signature, a standard for attaching signatures to JSON, has begun in the IETF JOSE Working Group[1]. The initial draft is: http://tools.ietf.org/html/dr…
Using Plain OAuth 2.0 for Authentication Opens a Security Hole Big Enough to Drive a Car Through
Using the OAuth 2.0 implicit grant flow for authentication opens a security hole big enough to drive a car through, as explained in this excellent article by John Bradley[1]. The c…
Identity Verification and Health Insurance Cards: Considering Former Aum Member and Suspect Saito’s Acquisition of a Health Insurance Card Under an Alias
It has become a topic of discussion that Akemi Saito (49), the suspect who had been harboring former Aum member and suspect Hirata, obtained a health insurance card under an alias…
A Christmas Present from the OpenID Foundation
And so, here is a Christmas present for everyone from the OpenID AB+Connect WG. As of today, the OpenID Connect specifications have entered an Implementer’s Draft review peri…
The sp-mode Mail Problem
The sp-mode mail problem—the one in which email addresses were switched—has become a hot topic. I could not fully understand it just by reading the articles, so I drew a diagram wh…
A Letter from a Friend Facing Death—On Privacy and Presence
A little while ago, I received an email from a friend. He had played a fairly central role since the early days of the Internet and, for roughly the past 10 years, had been working…
Trust Frameworks in Cyberspace and the Personal Data Economy: University of Tokyo Special Lecture on Applied Computer Science II (2011/12/07)
Today I delivered the University of Tokyo’s Special Lecture on Applied Computer Science II, entitled: “Trust Frameworks in Cyberspace and the Personal Data Economy: From the…
OpenID Summit Tokyo to Be Held
We will hold the OpenID Summit Tokyo on 12/1. Along with myself, we will invite leading figures in this field from Google, Microsoft, and other organizations in the United States f…
safari.com M-PESA
East Africa actually has a thriving mobile-payment ecosystem. It is also available on the Safari.com SIM I used this time. It is provided as a SIM application. The communications p…
What Is Needed for Private-Sector Use of the “Number”
In connection with the “Number”/My Number system (it remains regrettable that so many media outlets still call it the “Common Number”), calls such as “Let the private sector use th…
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