Modern arcade game machines have evolved to incorporate advanced biometric authentication methods, enhancing both security and user experience. These systems typically use technologies like fingerprint scanning, facial recognition, or iris detection to verify player identity. When a player registers, their biometric data is encrypted and stored securely. During subsequent sessions, the machine compares live scans against stored profiles to authenticate access. This process not only prevents unauthorized use but also allows personalized settings and progress tracking. While privacy concerns exist, reputable manufacturers adhere to data protection regulations, ensuring biometric information is handled responsibly. This technology represents a significant shift from traditional tokens or cards, offering a seamless and secure gaming environment.