return false;
        }
        return true;
    }


    private static boolean checkEncryptionContext ( Smb2NegotiateRequest req, EncryptionNegotiateContext ec ) {
        if ( ec.getCiphers() == null || ec.getCiphers().length != 1 ) {
            log.error("Server returned no cipher selection");
            return false;
        }

        EncryptionNegotiateContext rec = null;