What does the acronym DDoS stand for?

The term DDoS stands for Distributed Denial of Service. This type of cyber attack aims to make a network service unavailable by overwhelming it with traffic from multiple sources, often using a botnet—a network of compromised computers or devices. What makes DDoS attacks particularly challenging is their distributed nature; they originate from various locations across the internet, which makes mitigating them more difficult compared to an attack from a single source.

In contrast, other options do not accurately reflect the well-established terminology used in cybersecurity. For instance, a "Dynamic Denial of Service" does not represent a recognized type of attack, and "Data Denial of System" and "Direct Denial of Security" are also not terms used within the context of DDoS. Understanding the correct terminology is crucial for recognizing threats and articulating responses in the field of cybersecurity.