1. Cisco Annual Internet Report (2018-2023) White Paper. https://www.cisco.com/c/en/us/solutions/collateral/executive-perspectives/annual-internet-report/white-paper-c11-741490.html
2. Neil, I. (2018) CompTIA Security + SYO-501 Certification Guide. 2nd Edition, Packt Publishing, Mumbai.
3. Wang, J. and Kissel, Z. (2015) Introduction to Network Security: Theory and Practice. 2nd Edition, Wiley, Singapore.
4. Rafter, D. (2022) Emerging Threats: What Are Denial of Service (DoS) Attacks? DoS Attacks Explained. https://us.norton.com/blog/emerging-threats/dos-attacks-explained#
5. Davis, R. (2021) The History and Future of DDoS Attacks. Cybersecurity Magazine. https://cybersecurity-magazine.com/the-history-and-future-of-ddos-attacks/