[C#] Disable Taskmanager

using Microsoft.Win32;



RegistryKey regkey;

            string keyValueInt = "0";

            string subKey = "Software\\Microsoft\\Windows\\CurrentVersion\\Policies\\System";

 

            try

            {

                regkey = Registry.CurrentUser.CreateSubKey(subKey);

                regkey.SetValue("DisableTaskMgr", keyValueInt);

                regkey.Close();

            }

            catch (Exception ex)

            {

                MessageBox.Show(ex.ToString());

            }