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This paper discusses and evaluates two novel multisensory user authentication mechanisms aimed at preventing observation attacks. These mechanisms improve the usability of our pre...
Authentication in public spaces is a risky task. Frauds on cash machines (ATMs) are not uncommon nowadays. The biggest group of attacks is observation attacks, which focus on reco...
Alexander De Luca, Emanuel von Zezschwitz, Heinric...
A number of recent scams and security attacks (phishing, spyware, fake terminals, ...) hinge on a crook's ability to observe user behavior. In this paper, we describe the des...