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Category: Identity
Celebrating RFC 9901! SD-JWT Becomes an Internet Standard — A New Rule for the Digital ID Wallet Era: “Show Only What Is Necessary” — An Overview of SD-JWT, the Core Format Supporting Verifiable Credentials and Identity Wallets
1. The Birth of RFC 9901 On November 19, 2025, the specification defining “Selective Disclosure for JSON Web Tokens,” commonly known as SD-JWT (pronounced “ess-dee-jot”), was publi…
Digital Agency: Expert Meeting on Organizing Issues Concerning Attribute Credentials (1st Meeting)
This is slightly old news, but on October 23 I participated remotely as a member in the Digital Agency’s “Expert Meeting on Organizing Issues Concerning Attribute Credentials…
Understanding the New Password Security Standard in NIST SP 800-63B-4 (Substantially Updated on November 7)
SP 800-63-4B, published by NIST (the U.S. National Institute of Standards and Technology), provides the latest guidance on password security and includes provisions that overturn c…
【Breaking News】The Future of Digital ID Is Changing! OpenID Foundation Responds to Regulation and Market Competition with a Third-Party Certification Service!
The OpenID Foundation, which establishes international standards for digital identity, has announced that it will launch a new certification service in 2026, during the 2nd quarter…
The “DS-511 Guidelines for Handling Digital Identity in Identity Verification for Administrative Procedures, etc.” Have Been Published
After 3 years of development, the Digital Identity Guidelines, to which I had the privilege of contributing as an expert (Expert Meeting on the Revision of the Identity Verificatio…
Surveillance or Efficiency? The UK’s Major Shift to a “Mandatory Digital ID Wallet”—More Than 1.6 million Sign a Parliamentary Petition in a Single Night
I posted breaking news on X, but on September 26 the UK government announced a plan to introduce digital ID through the “GOV.UK digital wallet.” It has triggered a majo…
Submitted Comments on MIC Public Consultation “Call for Comments on the Draft Report 2025 of the Study Group on Realizing a Safe and Secure Metaverse”
First, I think this is a very well-written draft report. I commend the secretariat and committee members. Within it, I pointed out only the following 2 points. (3) Trends in Intern…
We Submitted Public Comments on the FSA’s Proposed Partial Amendments to the “Comprehensive Guidelines for Supervision of Financial Instruments Business Operators, etc.”
The U.S.-based OpenID Foundation submitted the following public comments on the Proposed Partial Amendments to the “Comprehensive Guidelines for Supervision of Financial Instrument…
Age Verification: The UK Online Safety Act Is Being Toyed With in All Kinds of Ways—Bypassing It With VPNs and Evading Biometrics With Death Stranding
What Is the UK’s Online Safety Act? The UK’s Online Safety Act formally became law after receiving Royal Assent on October 26, 2023, and came into full force from March…
NIST SP800-63-4 (Final) Was Published on August 1
The final version of the NIST SP800-63-4 Digital Identity Guidelines, which identity professionals had been eagerly awaiting, was finally published on 8/1. There are quite a few di…