By John Gruber
WorkOS Radar:
Protect your app against AI bots, free-tier abuse, and brute-force attacks.
John Resig explains how a captcha solver written entirely in JavaScript by Shaun Friedle works. Good illustration of how programming is often just about breaking hard problems into a series of smaller, simpler problems. It’s extremely clever code. (Via Andy Baio.)
★ Saturday, 24 January 2009