Prototype (image) University of Washington Share Print E-Mail Caption Researchers developed this prototype to test eye-tracking authentication. The monitor shows a welcome screen and the eye tracker is positioned below. Credit Michael Brooks, U of Wash. Usage Restrictions Photo credit required. Share Print E-Mail Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.