George E. Raptis

schoolUniversity of Patrasbar_chart#7571 Global Rank

Total Papers

HCI Rank

#7571

Research Areas

Years Active

Recent Publications

Eye Gaze-driven Prediction of Cognitive Differences during Graphical Password Composition

Evidence suggests that individual cognitive differences affect users’ memorability, visual behavior and graphical passwords’ security. Such knowledge denotes the added value of personalizing graphical password schemes towards the unique cognitive characteristics of the users. However, real-time and accurate cognition-…

CHI '183rd AuthorEye Tracking & Gaze Interaction +1

Influences of Human Cognition and Visual Behavior on Password Strength during Picture Password Composition

Visual attention, search, processing and comprehension are important cognitive tasks during a graphical password composition activity. Aiming to shed light on whether individual differences on visual behavior affect the strength of the created passwords, we conducted an eye-tracking study (N=36), and adopted an accred…

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