Ahmed Shams

schoolGerman University In Cairobar_chart#6364 Global Rank

Total Papers

HCI Rank

#6364

Research Areas

Years Active

Recent Publications

"Your Eyes Say You Have Used This Password Before": Identifying Password Reuse from Gaze Behavior and Keystroke Dynamics

A significant drawback of text passwords for end-user authentication is password reuse. We propose a novel approach to detect password reuse by leveraging gaze as well as typing behavior and study its accuracy. We collected gaze and typing behavior from 49 users while creating accounts for 1) a webmail client and 2) a…

CHI '212nd AuthorPrivacy by Design & User Control +2

PriView -- Exploring Visualisations Supporting Users' Privacy Awareness

We present PriView, a concept that allows privacy-invasive devices in the users’ vicinity to be visualised. PriView is motivated by an ever-increasing number of sensors in our environments tracking potentially sensitive data (e.g., audio and video). At the same time, users are oftentimes unaware of this, which violate…

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