用户身份模拟

using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
using System.ComponentModel;
using System.Runtime.InteropServices;
using System.Security.Principal;

namespace ConsoleApplication2
{
    class Program
    {
        static void Main(string[] args)
        {
            using (var impersonation = new ImpersonatedUser("lenovo", "", "123456", ImpersonatedUser.LogonType.Interactive))
            {
                //code here
            }
        }
    }

    public class ImpersonatedUser : IDisposable
    {
        IntPtr userHandle;
        WindowsImpersonationContext impersonationContext;

        public ImpersonatedUser(string user, string domain, string password, LogonType logonType = LogonType.Interactive)
        {
            userHandle = IntPtr.Zero;
            bool loggedOn = LogonUser(
                user,
                domain,
                password,
                LogonType.Interactive,
                LogonProvider.Default,
                out userHandle);

            if (!loggedOn)
                throw new Win32Exception(Marshal.GetLastWin32Error());

            // Begin impersonating the user
            impersonationContext = WindowsIdentity.Impersonate(userHandle);
        }

        public void Dispose()
        {
            if (userHandle != IntPtr.Zero)
            {
                CloseHandle(userHandle);
                userHandle = IntPtr.Zero;
                impersonationContext.Undo();
            }
        }

        [DllImport("advapi32.dll", SetLastError = true)]
        static extern bool LogonUser(
            string lpszUsername,
            string lpszDomain,
            string lpszPassword,
            LogonType dwLogonType,
            LogonProvider dwLogonProvider,
            out IntPtr phToken
            );

        [DllImport("kernel32.dll", SetLastError = true)]
        static extern bool CloseHandle(IntPtr hHandle);

        public enum LogonType : int
        {
            Interactive = 2,
            Network = 3,
            Batch = 4,
            Service = 5,
            NetworkCleartext = 8,
            NewCredentials = 9,
        }

        enum LogonProvider : int
        {
            Default = 0,
        }
    }

}