biometric
adj.adj. relating to the physical or behavioral characteristics of a person, like their face, voice, or fingerprints. You use this to describe technology that identifies people based on these unique features.
adj. relating to the measurement and statistical analysis of people's physical and behavioral characteristics. Often used to describe security systems that authenticate identity through unique biological traits.
The airport uses biometric scanners to check passengers in.
Modern smartphones often use biometric data, such as facial recognition or fingerprint scans, to unlock the device quickly and securely.
The integration of biometric data into national security systems has raised significant ethical concerns regarding privacy and the potential for mass surveillance.