Biometric authentication—using fingerprints, facial recognition or even iris recognition—has become an integral part of our society and digital security. I'm asked questions about about this topic ...

Apple has been using your face data for security for seven years. You likely use your fingerprint to unlock at least a few of your devices. Win an iPhone 16 Pro with Apple Intelligence ($999 value).

As use cases proliferate, concerns over protecting this type of data also are growing—because unlike a password or other measure that can be changed when compromised, an individual’s unique biological ...