Challenges of protecting confidentiality in social media data and their ethical import

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Interdisciplinary Research Group in Socio-technical CybersecurityChallenges of protecting confidentiality in social media data and their ethical importArianna Rossi, Mónica P Arenas, Emre Kocyigit, Moad HaniAbstract:This article discusses the challenges of pseudonymizing unstructured, noisy social media data for cybersecurity research purposes and presents an open-source package developed to pseudonymize personal and confidential information (i.e., personal names, … Continued

A Secure Authentication Protocol for Cholesteric Spherical Reflectors using Homomorphic Encryption

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Interdisciplinary Research Group in Socio-technical CybersecurityA Secure Authentication Protocol for Cholesteric Spherical Reflectors using Homomorphic EncryptionMónica P. Arenas, Muhammed Ali Bingol, Hüseyin Demirci, Georgios Fotiadis, Gabriele LenziniAbstract:Sometimes fingerprint-like features are found in a material. The exciting discovery poses new challenges on how to use the features to build an object authentication protocol that could tell … Continued

Autonomy and the social dilemma of online manipulative behavior

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Interdisciplinary Research Group in Socio-technical CybersecurityAutonomy and the social dilemma of online manipulative behaviorMarietjie BotesAbstract:Persuasive online technologies were initially designed and used to gain insights into the online behavior of individuals to personalize advertising campaigns in an effort to influence people and convince them to buy certain products. But recently, these technologies have blurred the … Continued

Cholesteric Spherical Reflectors as Physical Unclonable Identifiers in Anti-counterfeiting

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Interdisciplinary Research Group in Socio-technical CybersecurityCholesteric Spherical Reflectors as Physical Unclonable Identifiers in Anti-counterfeitingMónica P. Arenas , Hüseyin Demirci and Gabriele Lenzini Abstract:Cholesteric Spherical Reflectors (CSRs) are made of droplets of cholesteric liquid crystals (the same material under the screen of our mobile phones) but molded in a spherical shape and hardened into a solid. … Continued