Using our hands to authenticate
When asked, most of us would gladly lend a hand to help someone in need. In the near future, you may need to present your hand to authenticate into a system.
Every human hand is unique and provides a rich source of details to aid in identifying someone. Along with using fingerprints, a well-known biometric identifier, scientists have identified other areas of the hand that can be used to identify or authenticate a subject. These methods include the following:
- Palm print technology
- Hand geometry
- Palm vein recognition
Let’s start with a lesser-known biometric, palm print recognition.
Scanning the palm
Scanning a palm obtains the print of a subject’s palm. The technique is similar to obtaining a fingerprint, because the skin on a palm has the same type of skin as the fingertips. Once a palm is scanned, the device obtains the various features, such as ridges and valleys, along with minutiae points and textures...
