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OpenAI Launches Sign in with ChatGPT (Based on OpenID Connect)

AI

OpenAI Launches Sign in with ChatGPT (Based on OpenID Connect)

(Work in progress; last updated 2026-10-02 12:39 JST) On September 29, at DevDay 2026, OpenAI officially announced Sign in with ChatGPT (SIWC). I woul…

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Category: OAuth

Identity

JICS 2013 Day 1 Summary

For the Japan Identity and Cloud Summit 2013, I put together a Togetter summary. When you are involved in running the event yourself, you can actually see very few of the sessions.…

IETF

JSON Metadata for OAuth 2.0 Responses

I have just published a new Internet Draft (I-D). It concerns the hyperlinked OAuth that I discussed at IETF 85. At the meeting, someone pointed out that “_links” could represent n…