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"
It's been a while, and my memory is a bit hazy... Below is what I summarized using NotebookLM, so I'll try to remember it as I rewrite it... (I get forgetful as I get older, which is a pain...) Overview On July 7th, Japan time, OAuth 25 was announced at IETF 123 Madrid...
Further display IETF 123: OAuth WG Session 2 Summary (25th Japan time)
Summary On July 7th, Japan time, the first session of the OAuth WG was held at IETF 24 Madrid. The agenda announced in advance is as follows, but a session on AI was inserted after the Chairs update. In addition, the Chairs Update was as follows…
Further display IETF 123: OAuth WG Session 1 Summary (24th Japan time)We just published a new Internet Draft (ID). It is about hyperlinked oauth, which we discussed at IETF 85. There was a comment on the site that "_links" can represent not only hyperlinks, but also metadata in general...
Further display JSON metadata for OAuth 2.0 responses