A CAPTCHAStands for "Completely Automated Public Turing Test To Tell Computers and Humans Apart"; a type of challenge-response test used in computing to determine whether or not the user is human. field verifies that the person filling in your form is actually a person (and not a machine) . The reCAPTCHA field does this by checking a single box that only humans can do. The following image shows reCAPTCHA images (cleared and selected).
- Content tab
- Site key. Enter a valid site key.
- Secret key. Enter a secret key.
- Settings tab
Settings tab fields are not used for form elements.