Exploring Security and Privacy Issues in Online Social Networks through Studying Users' Security Perceptions & Browsing Behavior            

A Comprehensive Study of GeoPass: Identifying the Strategies to Ensure Usability & Security for Geographic Location-based Authentication Scheme

Examining the Impact of Cues and User Interaction on the Memorability of System-Assigned Random Passwords, to Address the Usability-Security Tension in Online User Authentication

Digital Security in Journalism: Studying the Security Practices of Journalists and Identifying the Requirements for Usable, Secure, and Trustworthy Communication

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