M. Muzzmail, Ayman, Hamid Abbas Ali, and Sami M. Sharif. “VSAT Packet Security Performance Enhancement Using Modified Interlock Protocol”. University of Khartoum Engineering Journal 5, no. 1 (October 31, 2022). Accessed September 4, 2025. https://uofkej.uofk.edu/index.php/uofkej/article/view/156.