Simon Willison’s Weblog

Stopping spambots with hashes and honeypots. Ned’s analysis of how spambots work, along with some relatively simple tricks that should fool most of them.

Posted 23rd January 2007 at 1:39 pm

Recent articles

OpenAI's new open weight (Apache 2) models are really good - 5th August 2025
ChatGPT agent's user-agent - 4th August 2025
The ChatGPT sharing dialog demonstrates how difficult it is to design privacy preferences - 3rd August 2025

commentspam 4 hashing 12 ned-batchelder 18 spam 29 spambots 1

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