[How Do I:] Use the ASP.NET AJAX NoBot Control?

The NoBot control from the ASP.NET AJAX Control Toolkit helps prevent certain types of unauthorized access to your Web applications. In this video we see how the NoBot control provides a number of built-in guards against automated access, including checking the number and frequency of form submissions. We also see how the control allows the developer to define a custom challenge, such as a JavaScript test that will succeed only if the page is viewed in a browser.