The implications of biometrics in user authentication encompass enhanced security and user experience. Biometrics utilizes unique physical characteristics, such as fingerprints, facial recognition, or iris patterns, to verify identity. This method reduces reliance on passwords, which can be stolen or forgotten, providing a more secure and user-friendly alternative. However, there are concerns regarding privacy and data protection, as biometric data must be stored securely to prevent unauthorized access or misuse. Overall, biometrics represents a significant advancement in authentication technology.