This gives more accurate readings and prevents using a fingerprint image twice. To ensure security, U.are. U establishes a challenge-response link with your PC prior to sending your fingerprint. This mechanism prevents play back attacks. Encryption Fingerprint template and user data are protected internally using a 128-bit encryption.
Encryption key is installation dependent.
Fingerprint Image is Not Stored U.are. U does not store the image of your fingerprint. Rather, it creates a mathematical template that is your fully secure identification information. This fingerprint template cannot be used to recreate your fingerprint and it is not in a form that can be used by any other security system.