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Creating a new file with specific access rule

using System; using System.Collections.Generic; using System.IO; using System.IO.IsolatedStorage; using System.Net; using System.Net.Sockets; using System.Reflection; using System.Security; using System.Security.AccessControl; using System.Security.Policy; using System.Security.Permissions; using System.Security.Principal; using System.Text; public class MainClass {     public static void Main()     {         string fileName = "c:\\test.txt";         FileSecurity acl = new FileSecurity();         acl.AddAccessRule(new FileSystemAccessRule(WindowsIdentity.GetCurrent().Name,             FileSystemRights.CreateFiles | FileSystemRights.Modify | FileSystemRights.Delete,             AccessControlType.Allow));         using (FileStream file = File.Open(fileName, FileMode.OpenOrCreate))         {                      }     } }