To use Jdenticon on a ASP.NET WebForms site, start by installing the Jdenticon.AspNet.WebForms NuGet package.
PM> Install-Package Jdenticon.AspNet.WebForms
Now you can render icons on any page by using the following code:
<div> Icon: <jdenticon:Icon runat="server" StringValue="Value to be hashed" Size="100" /> </div>