The FAQ explains HUMAN Challenge, a frictionless CAPTCHA alternative that verifies users through a simple “press and hold” interaction. It operates invisibly for 99.99 percent of users, triggering only for suspicious behavior. Using proof-of-work challenges, AI-based behavioral tracking, and honeypots, it detects bots, CAPTCHA solvers, and headless browsers. HUMAN Challenge integrates with Bot Defender for real-time intelligence sharing, offering 4–6x faster solve times and 3–5x lower abandonment rates than reCAPTCHA. It is fully customizable, supports 27 languages, and includes an accessible mode compliant with WCAG 2.2 and VPAT 2.4 standards for users with disabilities.

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