Browsing by Subject "CAPTCHA"
Now showing items 1-6 of 6
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Doctoral Thesis Open Access
Adaptive usable security : personαlizing user authentication and CAPTCHA based on individual differences in cognitive processing
(Πανεπιστήμιο Κύπρου, Σχολή Θετικών και Εφαρμοσμένων Επιστημών / University of Cyprus, Faculty of Pure and Applied Sciences, 2015-12)Η αλληλεπίδραση ανθρώπου-υπολογιστή μετατοπίζεται από παραδοσιακούς υπολογιστές και αυτόνομες εφαρμογές, προς την αλληλεπίδραση χρηστών με φορητές υπολογιστικές συσκευές και εφαρμογές που υποστηρίζονται από το υπολογιστικό ...
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Article
Do human cognitive differences in information processing affect preference and performance of CAPTCHA?
(2015)A Completely Automated Public Turing test to tell Computers and Humans Apart (CAPTCHA) is a widely used security defense mechanism that is utilized by service providers to determine whether the entity interacting with their ...
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Conference Object
IHIP: Towards a user centric Individual Human Interaction Proof framework
(Association for Computing Machinery, 2015)A Completely Automated Public Turing test to tell Computers and Humans Apart (CAPTCHA) is a widely used Human Interaction Proof mechanism to protect on-line services against automated software agents. Nowadays, there is a ...
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Conference Object
On modelling cognitive styles of users in adaptive interactive systems using artificial neural networks efi papatheocharous1 efi.papatheocharous
(2012)User modelling in interactive Web systems is an essential quality to optimally filter, personalise and adapt their content and functionality to serve the intrinsic needs of individual users. The mechanism for obtaining the ...
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Article
Studying the effect of human cognition on text and image recognition CAPTCHA mechanisms
(2013)This paper investigates the effect of individual differences in human cognition on user performance in CAPTCHA tasks. In particular, a three-month ecological valid user study was conducted with a total of 107 participants ...
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Article
Towards the personalization of CAPTCHA mechanisms based on individual differences in cognitive processing
(2013)This paper studies the effect of individual differences on user performance related to text-recognition CAPTCHA challenges. In particular, a text-recognition CAPTCHA mechanism was deployed in a three-month user study to ...