Putra, I., & 		Ari Mogi, I.
(2020).
The Data Communication Security Design on IoT Based Systems with the Port Knocking Method.
<em>JELIKU (Jurnal Elektronik Ilmu Komputer Udayana), 8</em>(4), 387-392.
doi:10.24843/JLK.2020.v08.i04.p04