Simon Willison’s Weblog

Sun OpenID IdP: protocol and implementation review. Sun employees are posting lots of useful insights gathered during the implementation of their OpenID provider.

Posted 22nd September 2007 at 8:22 pm

Recent articles

Your job is to deliver code you have proven to work - 18th December 2025
Gemini 3 Flash - 17th December 2025
I ported JustHTML from Python to JavaScript with Codex CLI and GPT-5.2 in 4.5 hours - 15th December 2025

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