8 stories tagged bot-detection, newest first.
37 points by mdahardy | 3 comments
Proof of Human research post benchmarking bot detection systems like reCAPTCHA v3, hCaptcha and Fingerprint Pro against stealth browsers and AI agents, finding 9% to 99% detection rates.
370 points by unforgivenpasta | 378 comments
Google Cloud blog post announcing Google Cloud Fraud Defense, a product positioned as the successor to reCAPTCHA.
922 points by alberto-m | 596 comments
A blog post reverse-engineering the encrypted Cloudflare program that inspects ChatGPT's React state before allowing users to type.
1183 points by rrampage | 652 comments
Cloudflare blog post reporting that Perplexity uses stealth, undeclared crawlers to evade websites' robots.txt and no-crawl directives.
1243 points by Hold-And-Modify | 441 comments
A Tell HN post reporting that Cloudflare's browser integrity check is denying access to Pale Moon and other non-mainstream browsers, with no official response.
346 points by blakeashleyjr | 200 comments
A Tell HN post complaining that Cloudflare bot challenges block a Firefox-on-Linux VPN user from many sites, including Indeed, A2 Hosting, and Cloudflare's own forums.
338 points by vincent_s | 302 comments
arXiv paper presenting a user study of 1,400 participants solving 14,000 modern CAPTCHAs, evaluating solve times and user perceptions.
560 points by jrhawley | 384 comments
A personal blog post by James Hawley describing being locked out of a work-related website by Cloudflare's bot protection and secure connection loop.