C#修改及重置电脑密码DirectoryEntry实现方法

/// <summary>/// 更改Windows帐户密码/// </summary>/// <param name="username"></param>/// <param name="oldPwd"></param>/// <param name="newPwd"></param>public static void ChangeWinUserPasswd(string username, string oldPwd, string newPwd){  try  {    DirectoryEntry localMachine = new DirectoryEntry("WinNT://" + Environment.MachineName + ",computer");    DirectoryEntry user = localMachine.Children.Find(username, "user");    object[] password = new object[] { oldPwd, newPwd };    object ret = user.Invoke("ChangePassword", password);    user.CommitChanges();    localMachine.Close();    user.Close();  }  catch (Exception)  {      }}

/// <summary>/// 重置指定用户的密码/// </summary>/// <param name="userName">用户名</param>/// <param name="password">新密码</param>public static void ResetUserPassword(string userName, string password){  string _Path = "WinNT://" + Environment.MachineName;  DirectoryEntry machine = new DirectoryEntry(_Path);  //获得计算机实例  DirectoryEntry user = machine.Children.Find(userName, "User");  //找得用户  if (user != null)  {    user.Invoke("SetPassword", password); //用户密码    user.CommitChanges();  }}