Simon Willison’s Weblog

Is your Rails application safe? (via) update_attributes(params[:foo]) in ActiveRecord is an anti-pattern.

Posted 22nd September 2008 at 8:28 pm

Recent articles

First impressions of Claude Cowork, Anthropic's general agent - 12th January 2026
My answers to the questions I posed about porting open source code with LLMs - 11th January 2026
Fly's new Sprites.dev addresses both developer sandboxes and API sandboxes at the same time - 9th January 2026

activerecord 2 antipattern 1 rails 74 security 573

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