What is physical security systems?

Physical security systems encompass a range of measures designed to protect personnel, property, and information from physical threats and unauthorized access. These systems often include elements like access control (e.g., key cards, biometric scanners), surveillance (e.g., CCTV cameras), intrusion detection (e.g., alarms, sensors), and physical barriers (e.g., fences, gates, reinforced doors). They are commonly used to safeguard buildings, data centers, critical infrastructure, and other valuable assets.