Public Shared Function LogonUser( _
   ByVal userName As String, _
   ByVal password As String, _
   ByVal domain As String, _
   ByVal logonSessionType As Impersonation.LogonSessionType, _
   ByRef token As IntPtr _
) As Boolean

Visual Basic (Usage)	Copy Code
Dim userName As String Dim password As String Dim domain As String Dim logonSessionType As Impersonation.LogonSessionType Dim token As IntPtr Dim value As Boolean   value = Impersonation.LogonUser(userName, password, domain, logonSessionType, token)

public static bool LogonUser( 
   string userName,
   string password,
   string domain,
   Impersonation.LogonSessionType logonSessionType,
   out IntPtr token
)

Parameters

userName

String value that specifies the name of the user. This is the name of the user account to log on to. If you use the UPN format, user@DNS_domain_name, the Domain parameter must be NULL.

password

String that specifies the clear-text password for the user account specified by Username

domain

String value that specifies the name of the domain or server account whose database contains the UserName account. If this parameter is NULL, the user name must be specified in UPN format. If this parameter is ".", the function validates the account using only the local account database.

logonSessionType

The type of logon to perform.

token

A pointer to a handle variable that receives a handle to a token that represents the specified user.

Return Value

Target Platforms: Windows 98, Windows NT 4.0, Windows Millennium Edition, Windows 2000, Windows XP Home Edition, Windows XP Professional, Windows Server 2003 family, Windows Vista, Windows Server 2008 family

Reference