Year-end Greetings: Faure's "In Paradise - Requiem Op.48" - In Memory of Andrew Nash
This is my customary end-of-year greeting. I had been planning to perform "Lilium" this year, but upon hearing the news of my dear friend Andrew Nash's passing (although it was only three months ago), I quickly switched to "In Paradise," the final movement of Fauré's Requiem. This performance is for Andrew, and for the memory that lives on through the work they left behind...
Further display Year-end Greetings: Faure's "In Paradise - Requiem Op.48" - In Memory of Andrew Nash
12th FIDO Tokyo Seminar - Towards a Password-Free World -
As I announced on X (I often don't have time to write a blog, so I hope you'll follow X), today is the 12th FIDO Tokyo Seminar ~Towards a Password-Free World~. ~Phishing Prevention Using "Passkeys" and the Latest Trends~ will be introduced throughout the conference...
Further display 12th FIDO Tokyo Seminar - Towards a Password-Free World -
Participating in the panel "Current Status and Future of OSS Initiatives in Economic Security" at Okinawa Open Days
I'm writing this on the day of the event, or rather, right now (12/4 9:45 AM) at my desk preparing for the panel, and I will be appearing on the panel mentioned above. There will be an 8-minute presentation on the panel, and the thumbnail is the cover of that presentation. Once it's finished, I'll upload the materials here. [Updated 13:23] Here are the materials. Please review them.
Further display Participating in the panel "Current Status and Future of OSS Initiatives in Economic Security" at Okinawa Open Days
Congratulations on RFC 9901! SD-JWT Becomes an Internet Standard -- New Rules for "Show Only What You Need" in the Era of Digital ID Wallets ~ "SD-JWT: An Overview of the Core Format Supporting Verifiable Credentials and Identity Wallets"
1. The Birth of RFC 9901 On November 19, 2025, the specification for "Selective Disclosure for JSON Web Tokens," commonly known as SD-JWT, was published as RFC 9901. The authors are the following three people: JSON Web…
Further display Congratulations on RFC 9901! SD-JWT Becomes an Internet Standard -- New Rules for "Show Only What You Need" in the Era of Digital ID Wallets ~ "SD-JWT: An Overview of the Core Format Supporting Verifiable Credentials and Identity Wallets"
Digital Agency: First Expert Meeting on Attribute Certification Issues
This is a bit old news, but I participated remotely as a committee member in the first meeting of the Digital Agency's "Expert Meeting on Attribute Certification Issues," held on October 23rd. It was the autumn tour season, so... However, perhaps due to Microsoft Teams or the microphone, I could only hear about two-thirds of what was being said, and I couldn't hear what was going on behind the scenes...
Further display Digital Agency: First Expert Meeting on Attribute Certification Issues
NIST SP 800-63B-4: Understanding the New Password Security Standard (with significant updates on November 7th)
SP 800-63-4B, published by the National Institute of Standards and Technology (NIST), provides the latest guidelines on password security, and includes content that overturns conventional wisdom (which has long been accepted as common knowledge among experts). This article provides an easy-to-understand explanation of the core points of this important document for those in charge of password-based user authentication systems within companies, as well as those responsible for setting such policies and managers.
Further display NIST SP 800-63B-4: Understanding the New Password Security Standard (with significant updates on November 7th)
[Breaking News] The future of digital IDs is changing! OpenID Foundation responds to regulations and market competition with third-party authentication services!
The OpenID Foundation, which sets international standards for digital identity, has announced that it will launch a new authentication service in the second quarter of 2026! This is a groundbreaking service that strengthens collaboration with management organizations and certification testing bodies in addition to its current self-certification service (which already has over 4,000 successful cases).
Further display [Breaking News] The future of digital IDs is changing! OpenID Foundation responds to regulations and market competition with third-party authentication services!
"DS-511 Guidelines for Handling Digital Identities in Identity Verification in Administrative Procedures, etc." has been published
The Digital Identity Guidelines, which we have been involved in formulating for three years as an expert (Revision of the Identity Verification Guidelines: Expert Meeting on Issues, Examples, and Methods in Identity Verification Practices and Their Guidelines), have now been published. They can be viewed on the Digital Society Promotion Standard Guidelines page. This guide...
Further display "DS-511 Guidelines for Handling Digital Identities in Identity Verification in Administrative Procedures, etc." has been published
Surveillance or efficiency? UK's "mandatory digital ID wallet" policy undergoes a major transformation ~ Over 160 million signatures against it overnight (Parliamentary petition)
As we reported in X, on September 26th, the UK government announced plans to introduce digital IDs through the "GOV.UK Digital Wallet." This has sparked a major debate in the digital society, with calls for efficiency clashing with concerns about privacy violations. Of particular note is...
Further display Surveillance or efficiency? UK's "mandatory digital ID wallet" policy undergoes a major transformation ~ Over 160 million signatures against it overnight (Parliamentary petition)
We have sent a letter of opinion in response to the Ministry of Internal Affairs and Communications' public comment request for the 2025 (draft) report of the Study Group on the Realization of a Safe and Secure Metaverse.
First of all, I think this is a very well-written draft report. I would like to express my respect to the secretariat and the committee members. I have only made the following two points: (3) Trends in international organizations (relevant section) ② Following ITU-T (opinion) In the section on ITU-T, it also mentions ISO...
Further display We have sent a letter of opinion in response to the Ministry of Internal Affairs and Communications' public comment request for the 2025 (draft) report of the Study Group on the Realization of a Safe and Secure Metaverse.