O. A., Adesegun, Izang A. A, Nzenwata J. Uchenna, and Udosen Alfred Akpan. 2019. “Distributed Denial of Service Attack Challenges in Cloud Computing: A Review”. International Journal of Computer (IJC) 35 (1), 79-86. https://ijcjournal.org/index.php/InternationalJournalOfComputer/article/view/1448.