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

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

Our paper published in the journal Machine Learning Knowledge Extraction, was selected as the cover page of Volume 4, Issue 1.

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An Analysis of Cholesteric Spherical Reflector Identifiers for Object Authenticity Verification Our paper entitled “An Analysis of Cholesteric Spherical Reflector Identifiers for Object Authenticity Verification”, published in the journal Machine Learning & Knowledge Extraction, was selected as the cover page of Volume 4, Issue 1. This research has the potential to change how we authenticate … Continued

An Analysis of Cholesteric Spherical Reflector Identifiers for Object Authenticity Verification

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Interdisciplinary Research Group in Socio-technical CybersecurityAn Analysis of Cholesteric Spherical Reflector Identifiers for Object Authenticity VerificationMónica P. Arenas , Hüseyin Demirci and Gabriele Lenzini Abstract:Arrays of Cholesteric Spherical Reflectors (CSRs), microscopic cholesteric liquid crystals in a spherical shape, have been argued to become a game-changing technology in anti-counterfeiting. Used to build identifiable tags or coating, … Continued

Monica P. Arenas

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Interdisciplinary Research Group in Socio-technical CybersecurityMonica P. ArenasResearch Associatemonica.arenas@uni.lu Mónica Arenas received her Ph.D. degree in Materials Science, from the Federal University of Rio de Janeiro (Brazil), in 2017, where she worked as a postdoctoral researcher on the development of sensors for the lifetime prediction of oil pipelines. In 2020, she joined the Interdisciplinary Research … Continued