hCaptcha
Privacy-focused CAPTCHA and bot/fraud-detection service, a drop-in reCAPTCHA alternative for websites and apps.
What it does
hCaptcha is a bot-detection and abuse-prevention platform that protects sites and apps while preserving user privacy. It can replace reCAPTCHA with a two-line change, and its enterprise tier adds fraud protection, account-takeover defense, MFA, and ML-driven risk models.
How to use: hCaptcha can be deployed with just a few lines of code, offering universal support through hundreds of plugins and native integrations. It features passive and no-CAPTCHA modes, server-side API protection, and customizable themes to fit specific security needs.
Core features
AI bot detection
Transaction fraud protection
Account-takeover (ATO) defense
Pull-based SMS MFA
Private Learning ML risk models
Two-line reCAPTCHA migration
Hundreds of integrations
Best for
→Blocking bots and spam signups
→Preventing account takeover
→Reducing transaction and payment fraud
→Stopping credential stuffing
Toolspool rankingby monthly traffic
Tutorials
Step-by-step: exactly how to get things done with it.