实现:

// Programming in C#
using System; 
 using System.DirectoryServices; 
 public class MyChangePasswordExample 
 { 
 public static void Main(string[] args) 
 { 
   DirectoryEntry myDirectoryEntry;   myDirectoryEntry = new DirectoryEntry (@"WinNT://yourdirectoryserver/TheUsername,User");
 myDirectoryEntry.Invoke("setPassword","NewPassword");
 myDirectoryEntry.CommitChanges(); 
} 
 }