Distributed Denial of Service (DDoS) attacks, in the realm of cloud computing, have become the most serious threats to the availability and reliability of services. However, these attacks become the direct cause of the target system slowdown or shutdown by saturating the servers with a massive amount of traffic. This harms the cloud-based applications' performance. As cloud infrastructure has become the backbone of every company, the development of effective and scalable DDoS protection mechanisms to ensure the continuity of services is a must. This paper gives a clear overview of the architecture and equipment involved in the cloud-based DDoS protection system. We look at the different layers of protection such as traffic filtering, rate-limiting, anomaly detection, and the application of security services native to the cloud. Examples of such Web Application Firewalls (WAFs), Content Delivery Networks (CDNs), and Cloud Security Posture Management (CSPM) systems. The architecture employs distributed and multi-layered security solutions for detecting and mitigating the attack in real-time whilst keeping the legitimate users safe from any effects
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