Optics and Biometrics

Diana Lee, Zhengxiong Li, Wenyao Xu, Jun Xia and Giovanni Milione

Forget passwords—identity verification can now be accomplished with the touch of a finger or in the blink of an eye as the biometrics field expands to encompass new techniques and application areas.

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Since the dawn of the Information Age in the mid-20th century, digital information has become ubiquitous in modern society. Some 60% of the global population now actively uses the internet—engaging in personal banking, making purchases and accessing sensitive personal and work information, all from the convenience of a smartphone or personal laptop. Of course, the ability to access such sensitive data at the touch of a button raises serious security issues; thus reliable identity authentication is important to safeguard against fraud and theft.

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