Opc.Ua.Com.ComUtils.SetProxySecurity C# (CSharp) Method

        public static void SetProxySecurity(object server, IntPtr pAuthInfo)
        {
            // get the existing proxy settings.
            uint pAuthnSvc = 0;
            uint pAuthzSvc = 0;
            string pServerPrincName = "";
            uint pAuthnLevel = 0;
            uint pImpLevel = 0;
            IntPtr pAuthInfo2 = IntPtr.Zero;
            uint pCapabilities = 0;

            CoQueryProxyBlanket(
                server,
                ref pAuthnSvc,
                ref pAuthzSvc,
                ref pServerPrincName,
                ref pAuthnLevel,
                ref pImpLevel,
                ref pAuthInfo2,
                ref pCapabilities);

            pAuthnSvc = RPC_C_AUTHN_WINNT;
            pAuthzSvc = RPC_C_AUTHZ_NONE;
            pAuthnLevel = RPC_C_AUTHN_LEVEL_CONNECT;
            pImpLevel = RPC_C_IMP_LEVEL_IMPERSONATE;
            pCapabilities = EOAC_DYNAMIC_CLOAKING;
            
            // update proxy security settings.
            CoSetProxyBlanket(
                server,
                pAuthnSvc,
                pAuthzSvc,
                COLE_DEFAULT_PRINCIPAL,
                pAuthnLevel,
                pImpLevel,
                pAuthInfo,
                pCapabilities);
        }