Description:

A captcha widget can be used to ensure that a given Form is filled out and submitted by a human and not automatically filled out and submitted by an automated system.

Design: 

Example:

Let’s build and execute the “CaptchaDef” example.  

• Create a new form definition called “CaptchaDef.” 
• Select the Open Designer checkbox and click the “Create” button
• Drag a “Captcha” widget to the canvas
• Double-click on the widget to view the input/properties. The popup window will appear as shown in the below graphic. The widget name is auto-populated by the application and cannot be changed. 

• Navigate to the UI menu and Preview the form. The rendered widget will appear as shown in the graphic below

• Save the change. Navigate to Run - Form Instances - Create and edit a form instance for the above form definition. 
• The form is displayed to the user with the captcha, and human participation is required to submit the form successfully.