1. A security process that uses unique physical or behavioral characteristics to verify a person's identity
Biometric authentication using fingerprints is now common in smartphones.
A autenticação biométrica usando impressões digitais é agora comum em smartphones.
2. A method of identity verification based on biological measurements such as fingerprints, iris scans, or facial recognition
The airport implemented biometric authentication to speed up passenger verification.
O aeroporto implementou autenticação biométrica para agilizar a verificação de passageiros.