Simon Willison’s Weblog

When Ajax Attacks! Web application security fundamentals. Slides and (other people’s) notes from my presentation at @media Ajax on Tuesday.

Posted 17th September 2008 at 11:18 pm

Recent articles

My review of Claude's new Code Interpreter, released under a very confusing name - 9th September 2025
Recreating the Apollo AI adoption rate chart with GPT-5, Python and Pyodide - 9th September 2025
GPT-5 Thinking in ChatGPT (aka Research Goblin) is shockingly good at search - 6th September 2025

ajax 61 atmediaajax 2 atmediaajax08 1 csrf 49 javascript 721 security 543 speaking 117 my-talks 90 xss 60 recovered 213

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