About Telerik WebForms OTPInput for ASP.NET AJAX
The OTPInput groups a series of inputs together on a single line. The component allows you to enable and add input groups, as well as adding separator to its items. In this demo, you can see the OTPInput within a Profile Authentication from.
Telerik WebForms OTPInput is part of Telerik UI for ASP.NET AJAX,
which is a comprehensive toolset containing over 120 controls and taking care of the common functionalities, allowing you more time to focus mainly on the business-specific logic of your application.
For more information about the Telerik WebForms OTPInput Control, please refer to the documentation.