I launched a new little project called botstop.io. You open the page and it instantly tells you whether your browser looks like a bot, then refines the verdict a moment later. No CAPTCHA, no puzzles, just passive signals.
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Posted on August 11, 2026 in Security • Tagged with Bot Detection, Internet Bots, JavaScript • 2 min read
I launched a new little project called botstop.io. You open the page and it instantly tells you whether your browser looks like a bot, then refines the verdict a moment later. No CAPTCHA, no puzzles, just passive signals.
Posted on July 18, 2021 in Security • Tagged with Internet Bots, CAPTCHA, Bot Detection • 15 min read
There are unique challenges when developing a passive bot detecting system. In this blog article, I explain some of the obstacles that need to be overcome in order to detect advanced bots without presenting a CAPTCHA. I also explain how bot programmers can benefit from the architectural challenges that bot detection systems inherently suffer from.