Extremely-Large-Scale Biometric Authentication System - Its Practical Implementation
The process of confirming or identifying individuals is an essential component of many social scenarios. As a result, the usefulness of biometric authentication technology using the biometric information of individuals is emphasized, and its use in passports and immigration control is being adopted at an accelerating pace. The Indian Unique ID (UID) is an extremely-large-scale system that attempts to identify India's 1.2 billion people, which is about 1/6th of the world population, using biometric authentication. As there are also other countries studying the introduction of national-scale authentication systems.