Output the name of the currently logged-on user as authenticated by the ASP.NET application : User « Authentication Authorization « ASP.NET Tutorial

<%@ Page Language="C#" %>

<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.1//EN" "http://www.w3.org/TR/xhtml11/DTD/xhtml11.dtd">

<html xmlns="http://www.w3.org/1999/xhtml" >
<head runat="server">
    <title>Welcome page</title>
</head>
<body>
    <div id="pageContent">
        <form id="form1" runat="server">
            <h1>Welcome, <%=User.Identity.Name %></h1>
        </form>
    </div>
</body>
</html>

21.15.User
	21.15.1.	Getting the username of the logged-in user
	21.15.2.	Checking whether the user is authenticated
	21.15.3.	Using an If/Then statement that checks authentication
	21.15.4.	Using the AuthenticationType property
	21.15.5.	Checking whether the user is part of a specific role
	21.15.6.	Using the WindowsBuiltInRole enumeration
	21.15.7.	Output the name of the currently logged-on user as authenticated by the ASP.NET application