Dynamic simulation in cybersecurity refers to the use of computer-based models to mimic real-time, evolving scenarios such as cyber attacks, network intrusions, or malware outbreaks. Unlike static analysis, dynamic simulation allows security professionals to observe how threats unfold and respond in a controlled environment, providing valuable insights into system vulnerabilities and defense mechanisms. This approach is commonly used for training, incident response planning, and evaluating the effectiveness of security measures. By replicating realistic attack vectors and system behaviors, dynamic simulation helps organizations prepare for actual cyber threats and improve their overall security posture.