Description:

Captcha widget can be used to make sure a given form is filled and submitted by a human, not auto filled 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 UI menu and Preview the form. The rendered widget will appear as shown in the below graphic

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