Tech Mar 30, 2026 5 min Cloudflare's bot-management script was reading React's internal state A reverse-engineering report decrypted the obfuscated bytecode running on ChatGPT's login page and uncovered the 55-field fingerprinting system and React Fiber inspection behind Cloudflare Turnstile. Cloudflare Turnstile React Bot Management Fingerprinting Reverse Engineering ChatGPT
