Technology
What is Biometrics?
Biometrics is the use of unique physical or behavioral traits — like fingerprints, faces, voices, or irises — to identify people. Because these traits are hard to fake or forget, biometrics is widely used to unlock phones and secure access.
See it, don’t just read it.
Watch a 2-minute lesson with voice + animation that explains biometrics.
Key things to understand
- 1It identifies people by unique body or behavior traits.
- 2Examples: fingerprint, face, iris, and voice.
- 3It's hard to forge or forget, unlike passwords.
- 4It's used in phones, borders, and secure facilities.
Frequently asked questions
- What is biometrics?
- Using unique physical or behavioral traits, like fingerprints or faces, to verify a person's identity.
- Is biometric security safe?
- It's convenient and hard to fake, but if biometric data is stolen it can't be changed like a password.
- What are common uses of biometrics?
- Unlocking phones, airport identity checks, and securing access to buildings and devices.