Biometrics is the science and technology of measuring and statistically analysing biological data. In the time management industry, biometrics usually refers to technologies for measuring and analysing human body characteristics such as eye retinas and irises, facial patterns, fingerprints, and hand measurements.
The analysis of facial features or patterns for the authentication or recognition of an individual’s identity.
The use of the ridges and valleys (minutiae) found on the surface tips of a human finger to identify an individual.
The use of the geometric features of the hand such as the lengths of fingers and the width of the hand to identify an individual.