If WScript.Arguments.Count = 3 Then
    Msgbox LDAP_Authenticate(WScript.Arguments.item(0), WScript.Arguments.item(1), WScript.Arguments.item(2))
Else
    sTip = "验证域用户账号：" & vbCrLf
    sTip = sTip & "  LDAP_Authenticate.VBS  <LDAPServer> <User> <Password>" & vbCrLf & vbCrLf
    sTip = sTip & "    LDAPServer：域DC服务器如 dc1.demo.com" & vbCrLf
    sTip = sTip & "    User：域用户名" & vbCrLf
    sTip = sTip & "    Password：域用户密码" & vbCrLf
    Msgbox sTip
End If

' LDAP Authentication to Active Directory in VBScript
' http://www.oocities.org/calinradoni/vbLDAPAuth.html
' LDAP_Authenticate texdgdc01.texwinca.com texwinca\af071 Ct123456
Function LDAP_Authenticate(ByVal sLDAPServer, ByVal sADUserName, ByVal sADPassword)
    Const ADS_SECURE_AUTHENTICATION = &h0001
    Const ADS_SERVER_BIND = &h0200
    Dim sRoot, dso, xResult
    sRoot = "LDAP://" & sLDAPServer
    Set dso = GetObject("LDAP:")
    On Error Resume Next
    Set xResult = dso.OpenDSObject(sRoot, sADUserName, sADPassword, ADS_SECURE_AUTHENTICATION Or ADS_SERVER_BIND)
    If Err.number = 0 Then
        LDAP_Authenticate = True
    Else
        LDAP_Authenticate = False
    End If
End Function
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