Several organizations today opt for biometric attendance devices as they are more effective in eliminating manual errors such as time theft, buddy punching, data entry errors, duplicate entries and so on. Moreover, these devices offer enhanced security, accuracy, and efficiency in employee management.
Biometric attendance systems have undergone significant advancements in recent years. While in the initial days, these devices mostly relied on fingerprints, today there are technologies to identify individuals based on their multiple physical attributes such as face, iris, gesture and voice. Depending on the physical attribute that a biometric attendance machine is designed to scan, how it works varies. Some common methods and how they work are described below: