See also:
- How is a CAPTCHA checked for the frontend «Contact Us» form?
- How is a CAPTCHA checked for the frontend customer registration form?
- How is a CAPTCHA checked when a customer edits its account?
- How is a CAPTCHA checked when a customer resets its password?
- How is a CAPTCHA checked when a backend user resets its password on the backend authentication page?
- How is a CAPTCHA checked in the backend authentication scenario?