public static extern Win32Error SspiGetCredUIContext(PSEC_WINNT_CREDUI_CONTEXT ContextHandle, in Guid CredType, LUID LogonId, out PSEC_WINNT_CREDUI_CONTEXT_VECTOR CredUIContexts, out SafeHTOKEN TokenHandle);
public static extern NTStatus SspiUnmarshalCredUIContext([MarshalAs(UnmanagedType.LPArray, SizeParamIndex = 1)] byte[] MarshaledCredUIContext, uint MarshaledCredUIContextLength, out PSEC_WINNT_CREDUI_CONTEXT CredUIContext);
