Simon Willison’s Weblog

An Introduction to HTTP Fingerprinting (via) Identifying an HTTP server by probing its HTTP protocol support.

Posted 1st September 2004 at 4:19 pm

Recent articles

Saying "hi" to Microsoft's Phi-4-reasoning - 6th May 2025
Feed a video to a vision LLM as a sequence of JPEG frames on the CLI (also LLM 0.25) - 5th May 2025
Two publishers and three authors fail to understand what "vibe coding" means - 1st May 2025