“…In addition, Osanaiye et al [66] also examine existing research on DDoS attack and defense method in cloud computing and propose a reasonable cloud DDoS alleviation framework dependent on the change-point location. Pillutla and Arjunan [122] presents a Fuzzy self organizing maps-based DDoS mitigation (FSOMDM) technique that is ideally and suitably designed in cloud computing. Meanwhile, there are many research works [11], [26], [32], [34], [42], [58], [70], [71], [83], [91]- [93], [103], [106], [108], [111], [112], [121], [122] on moderating DDoS attack utilizing SDN.…”