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CAPTCHA on authentication pages

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CAPTCHA is a simple test to determine whether the user is a human or a bot. It is used to prevent spamming and other automated abusive behavior on websites.


You can add CAPTCHA to the Add/Edit or Login/Register/Remind password pages:


To add CAPTCHA to the Login page, click Login form appearance on the Security screen, and select the Display CAPTCHA checkbox.

To add CAPTCHA to the Register and Remind password pages, click Registration and passwords on the Security screen, and select the Display CAPTCHA checkbox.


Then click CAPTCHA settings and choose what type of CAPTCHA to use:


Flash-based CAPTCHA;

Google reCAPTCHA.


To use Google reCAPTCHA, register your web site at, copy the site key and secret key, and paste them into the respective fields in the settings popup.



Flash-based CAPTCHA on the Login page



Google reCAPTCHA on the Login page


Security screen articles:

Security screen

Login form appearance

Two-factor authentication

Registration and passwords

Advanced security settings

User group permissions

Dynamic permissions

Audit and record locking


Session keys

Active Directory

Facebook connect

Sign in with Google

CAPTCHA on authentication pages

See also:

CAPTCHA on Add/Edit page

Security API

Datasource tables screen

Miscellaneous settings

Page Designer

Event editor


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