NEC uses sound echoes in your ear as biometric authentication

Security is a bit of a minefield at the moment. Passwords need to be difficult to guess, two-factor authentication is less than perfect, and then there’s the proliferation of apps to control access to services. It all adds up to a growing amount of security solutions we as individuals have to manage. Then we have biometrics, which replaces all that security with a unique aspect of your body, be it a fingerprint, iris scan, or now even the unique sound echo created by your ear.

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