Skip to main content

Captcha stage

This stage adds a form of verification using Google's ReCaptcha or compatible services. Currently supported implementations:

  • ReCaptcha
  • hCaptcha
  • Turnstile

Captcha provider configuration​

Google ReCaptcha​

This stage has two required fields: Public key and private key. These can both be acquired at https://www.google.com/recaptcha/admin.

Configuration options​

  • JS URL: https://www.recaptcha.net/recaptcha/api.js
  • API URL: https://www.recaptcha.net/recaptcha/api/siteverify
  • Score minimum threshold: 0.5
  • Score maximum threshold: 1

hCaptcha​

See https://docs.hcaptcha.com/switch

Configuration options​

  • JS URL: https://js.hcaptcha.com/1/api.js
  • API URL: https://api.hcaptcha.com/siteverify

Score options only apply to hCaptcha Enterprise

  • Score minimum threshold: 0
  • Score maximum threshold: 0.5

Turnstile​

See https://developers.cloudflare.com/turnstile/get-started/migrating-from-recaptcha

warning

To use Cloudflare Turnstile, the site must be configured to use the "Invisible" mode, otherwise the widget will be rendered incorrectly.

Configuration options​

  • JS URL: https://challenges.cloudflare.com/turnstile/v0/api.js
  • API URL: https://challenges.cloudflare.com/turnstile/v0/siteverify

Score options do not apply when using with turnstile