19th January 2008
Yahoo! OpenIDs are the same for all RPs. I had assumed that Yahoo! would be using directed identity to provide a different OpenID for each user/site combination, to prevent correlation of accounts. I was incorrect; they’re just using it for easier sign-in, with the same auto-generated URL used for every site.
Recent articles
- Adding TILs, releases, museums, tools and research to my blog - 20th February 2026
- Two new Showboat tools: Chartroom and datasette-showboat - 17th February 2026
- Deep Blue - 15th February 2026