Simon Willison’s Weblog

Antipatterns for sale. Twply collected over 800 Twitter usernames and passwords (OAuth can’t arrive soon enough) and was promptly auctioned off on SitePoint to the highest bidder.

Posted 2nd January 2009 at 10:48 am

Recent articles

An Introduction to Google’s Approach to AI Agent Security - 15th June 2025
Design Patterns for Securing LLM Agents against Prompt Injections - 13th June 2025
Comma v0.1 1T and 2T - 7B LLMs trained on openly licensed text - 7th June 2025

passwordantipattern 7 jeremy-keith 16 sitepoint 13 oauth 53 twitter 159 security 522 passwords 31

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