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Keycloak CAPTCHA

Protect login actions, registration flows, and identity abuse in Keycloak with a CAPTCHA built to secure sign-up, sign-in, and recovery flows against automated abuse while replacing reCAPTCHA or hCaptcha in identity flows.

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What is Keycloak?

Keycloak is an open-source identity and access management platform for SSO, login, and user administration.

Why choose CaptchaFox for Keycloak?

CaptchaFox protects login actions, registration flows, and identity abuse in Keycloak where account abuse starts: sign-up, sign-in, and recovery flows, and replaces reCAPTCHA or hCaptcha without adding extra identity friction.

Why choose CaptchaFox for Keycloak?

Use CaptchaFox in Keycloak authentication and registration flows to block automated attacks without relying on tracking-heavy CAPTCHA vendors.

Privacy-friendly

Protect login actions, registration flows, and identity abuse in Keycloak with privacy-first bot protection for identity and login flows. CaptchaFox is compliant with GDPR and CCPA.

Easy to integrate

CaptchaFox gives your team a drop-in integration with extensive documentation, so Keycloak is quick to implement and easy to migrate from reCAPTCHA or hCaptcha.

User-friendly and accessible

Keep sign-up, sign-in, and recovery flows in Keycloak user-friendly and accessible. CaptchaFox is WCAG 2.2 AA compliant and avoids classic image-puzzle friction.

Strong bot protection

Block credential stuffing, fake sign-ups, and automated account abuse across login actions, registration flows, and identity abuse.

Set up CaptchaFox in Keycloak in 5 steps

You can add CaptchaFox to Keycloak in only a few minutes.

  1. Step 1

    Create account

    Create a free CaptchaFox account so you can add sites, manage keys, and review bot traffic.

  2. Step 2

    Create a site and receive your keys

    Add your Keycloak domain or application in the dashboard. CaptchaFox then provides a site key for the front end or module and a secret key for verification.

  3. Step 3

    Install the integration

    Install the Keycloak integration using the official setup guide and enable CaptchaFox for the relevant flows.

    Open install guide
  4. Step 4

    Activate the CAPTCHA

    Paste the site key and secret key into your Keycloak realm configuration and the flow steps where CaptchaFox should run.

  5. Step 5

    Your Keycloak application is protected by CaptchaFox!

    Your application is now protected, and you can integrate CaptchaFox into additional forms or other domains.

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FAQ

Why should I protect Keycloak with a CAPTCHA?
Keycloak handles identity flows such as login actions, registration flows, and identity abuse. A CAPTCHA stops credential stuffing, fake sign-ups, and automated account abuse before user accounts are attacked.
What is the best Keycloak CAPTCHA?
The best CAPTCHA for Keycloak blocks account abuse across sign-up, sign-in, and recovery flows without slowing down real users. It is privacy-friendly, accessible, and a clearly better choice than reCAPTCHA or hCaptcha for identity flows. That is exactly what CaptchaFox delivers.
Is CaptchaFox accessible for Keycloak?
CaptchaFox is designed to minimize friction for real users. In Keycloak, that means a more accessible CAPTCHA experience focused on usability instead of difficult challenges or image-puzzle style friction.
Is CaptchaFox privacy-friendly for Keycloak?
Yes. CaptchaFox is a privacy-friendly CAPTCHA alternative. When you secure Keycloak with CaptchaFox, you use bot protection designed for privacy and strict data protection requirements.
How fast can I integrate CaptchaFox with Keycloak?
The technical setup is straightforward: create an account, add a site, install the integration, connect the keys, and test the flow. This page shows the setup path for Keycloak and links directly to the right guide.

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