Create a WebPermission class with the specified access rights for the specified URI regular expression.
using System; using System.Net; using System.Net.Sockets; using System.Text.RegularExpressions; class MainClass { public static void Main() { Regex myRegex = new Regex(@"http://www\.google\.com/.*"); WebPermission myWebPermission = new WebPermission(NetworkAccess.Connect, myRegex); myWebPermission.Demand(); } }