Metal Detectors: Traditional security devices that continue to play a crucial role in detecting concealed metal objects on individuals. Backscatter X-Ray Systems: Advanced imaging systems that provide detailed cross-sectional scans of passengers and baggage, revealing potential threats. RFID (Radio Frequency Identification): Contactless technology used for efficient identification and access control, facilitating secure entry and movement within airports. Biometrics: Automated methods for identifying individuals based on unique physical characteristics, such as fingerprints, facial features, and iris patterns. Other Technologies: A wide range of additional technologies is utilized, including facial recognition software, explosive trace detectors, and video surveillance systems.