public String generateType1Msg(final String arg0, final String arg1) throws NTLMEngineException {
        // TODO Auto-generated method stub
        return null;
    }

    @Override
    public String generateType3Msg(final String arg0, final String arg1, final String arg2, final String arg3, final String arg4)
            throws NTLMEngineException {
        // TODO Auto-generated method stub
        return null;
    }

        return Base64.getEncoder().encodeToString(type1Message.toByteArray());
    }

    @Override
    public String generateType3Msg(final String username, final String password, final String domain, final String workstation,
            final String challenge) throws NTLMEngineException {
        Type2Message type2Message;
        try {