In an era where global air travel is more accessible than ever, ensuring the safety and security of passengers has become a top priority for airports and aviation authorities. Traditional security measures, such as manual ID checks and boarding passes, are increasingly being supplemented—and in some cases replaced—by  biometric technologies . Biometrics, which use unique physical or behavioral characteristics to verify identity, are revolutionizing airport security by making processes faster, more efficient, and more secure. This article explores the role of biometrics in enhancing airport security, the technologies being used, and the benefits and challenges of their implementation. A modern airport security checkpoint featuring advanced biometric technology. Passengers pass through facial recognition e-gates while a digital screen confirms identity verification, ensuring fast and secure travel. What Are Biometrics? Biometrics refer to technologies that identify individu...