You’ve undoubtedly seen iris scanners being tricked by some high-tech contact or even via a scavenged eyeball in action/adventure or thriller movies when a secret agent or criminal wants to break into ...

The eye has often been thought of as the window into the human soul, and the iris—the ring of colored fibrous tissue controlling the aperture (pupil) at the front of the eye—seen as an external ...

The purpose of this study was to investigate the effect of cataract surgery and pupil dilation on iris pattern recognition for personal authentication. Prospective non-comparative cohort study. Images ...