H. Amaran, M., M. S. Rohmad, L. H. Adnan, N. N. Mohamed, and H. Hashim. “Lightweight Security for MQTT-SN”. International Journal of Engineering and Technology 7, no. 4.11 (October 2, 2018): 262–265. Accessed August 17, 2025. https://mail.sciencepubco.com/index.php/IJET/article/view/21389.