Which of the following best defines the term “aviation security”?

The term "aviation security" is best defined as the protection of airports and aircraft from unlawful interference. This definition encompasses a wide range of activities and measures designed to safeguard passengers, crew, and cargo against acts like terrorism, sabotage, and other violent threats. Aviation security involves various protocols, including screening processes, security personnel, intelligence sharing, and regulatory compliance to ensure that all aspects of air travel are secure from malicious actions.

Protecting airports and aircraft is critical not only for the safety of individuals onboard but also for the overall integrity of the aviation system as a whole. This proactive protection contributes to public confidence in air travel and is a crucial facet of homeland security initiatives.

While maintaining air traffic control safety standards, ensuring on-time arrivals, and reducing maintenance costs are important aspects of aviation operations, they do not directly pertain to the security measures taken to prevent unlawful acts against the aviation system. Thus, they do not appropriately define the term "aviation security" as it is understood in the context of homeland security.