The DuplicateTokenEx function creates a new access token that duplicates an existing token. This function can create either a primary token or an impersonation token.

public extern static bool DuplicateTokenEx(

Declare Auto Function DuplicateTokenEx Lib "advapi32.dll" ( _

Public Shared Function DuplicateTokenEx(hExistingToken As IntPtr, dwDesiredAccess As UInteger, lpTokenAttributes As IntPtr, ImpersonationLevel As SECURITY_IMPERSONATION_LEVEL, TokenType As TOKEN_TYPE, ByRef phNewToken As IntPtr) As Boolean

ret = DuplicateTokenEx(Token, UInt32.Parse(GRANTED_ALL, System.Globalization.NumberStyles.HexNumber), sa, SecurityImpersonation, TokenType, DupedToken)

Documentation

[DuplicateTokenEx] on MSDN

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