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Category: Privacy
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…
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…
An Introduction to Digital Identity for Non-Technical Readers
“An Introduction for Non-Technical Readers to the Difference Between OAuth Authentication (?) and OpenID” surpassed 800 Hatena Bookmarks, which put me in a good mood, so this time…
Build a Disaster Victim Database and Issue Disaster Victim Certificates!
In view of the fact that many municipal offices have ceased functioning due to the off the Pacific coast of Tohoku Earthquake (Great East Japan Earthquake), the Residents System Di…
Twitter Renga (collaborative linked verse)
At the after-party following a GLOCOM study session, we composed a Twitter renga, among other things. Links to the original tweets and such can be found around here ↓ http://twilog…
A Merciless Society and the Number System: The Dangers of Record Matching in Victor Hugo’s Les Misérables (2)
Last time, I argued that combining the Internet with a universally and widely used number—a general-purpose identifier—system could put “everyone under Inspector Javert’s gaze” and…
Media Interviews Really Are Difficult
The other day, while talking with Professor Suzuki of Niigata University, we agreed that media interviews really are difficult. This was our reaction after seeing an article in the…
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