Biometric authentication has moved from fingerprints to voices to facial scans, but a team of researchers believes the next step could be inside the ear. New research explores how the ear canal’s unique acoustic properties can be used to verify identity through wireless earbuds. Their system, called EarID, shows that ear canal scanning could one day become a practical security method for mobile devices. Illustration of ear canal scanning/sensing. The user inserts the earbuds to … More
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