The Samsung Galaxy Z Flip offers advanced security features to protect your personal data. It has a fingerprint sensor located on the side of the phone, allowing you to securely unlock the device with just a touch. The fingerprint sensor is fast and accurate, providing quick access to your phone. The Z Flip also supports facial recognition, which uses the front-facing camera to unlock the device by scanning your face. These biometric security features ensure that only you can access your phone and keep your data safe and secure.