Simon Willison’s Weblog

Sun's OpenID IdP: Real vs Fake. The thinking behind Sun’s decision to allow users of their OpenID provider to pick fake names and assign personal e-mail addresses.

Posted 25th September 2007 at 10:39 pm

Recent articles

Olmo 3 is a fully open LLM - 22nd November 2025
Nano Banana Pro aka gemini-3-pro-image-preview is the best available image generation model - 20th November 2025
How I automate my Substack newsletter with content from my blog - 19th November 2025

identity 14 lauren-wood 2 openid 213 pii 1 privacy 63 sun 14 sunmicrosystems 4

Monthly briefing

Sponsor me for $10/month and get a curated email digest of the month's most important LLM developments.

Pay me to send you less!

Sponsor & subscribe