Publications

Analysing the impact of ChatGPT in research
Large Language Models (LLMs) are a type of machine learning that handles a wide range of Natural Language Processing (NLP) scenarios. …
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Ideology and Power Identification in Parliamentary Debates
Political debates are vital in shaping public opinion and influencing policy decisions. However, understanding the complex linguistic …
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FakeX: A Framework for Detecting Fake Reviews of Browser Extensions
Browser extensions boost user experience on the web. Similarly to smartphone app stores, browsers like Chrome distribute browser …
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Closing the Gap: Automated Distractor Generation in Japanese Language Testing
Recent advances in natural language processing have increased interest in automatic question generation, particularly in education …
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IBE.js: A Framework for Instrumenting Browser Extensions
Millions of people use web browsers daily. Extensions can enhance their basic functions. As the use and development of browser …
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Clipaha: A Scheme to Perform Password Stretching on the Client
Password security relies heavily on the choice of password by the user but also on the one-way hash functions used at servers to …
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Attribute-Based Encryption with Enforceable Obligations
Attribute-Based Encryption (ABE) is a cryptographic mechanism that provides fine-grained access control to encrypted data, which can …
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Semantic Attribute-Based Encryption: A Framework for Combining ABE schemes with Semantic Technologies
Attribute-Based Encryption (ABE) is a cryptographic solution to protect resources in a fine-grained manner based on a set of public …
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No Signal Left to Chance: Driving Browser Extension Analysis by Download Patterns
Browser extensions are popular small applications that allow users to enrich their browsing experience. Yet browser extensions pose …
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Heart-Based Biometric Protocols: A look back over almost two decades
This article surveys the literature over the period 2003-2021 on heart-based biometric protocols. In particular, we focus on how the …
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Hardening the Security Analysis of Browser Extensions
Browser extensions boost browsing experience by a range of features from automatic translation and grammar correction to password …
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Gridchain: An Investigation of Privacy for the Future Local Distribution Grid
As part of building the smart grid, there is a massive deployment of so-called smart meters that aggregate information and communicate …
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DeDup.js: Discovering Malicious and Vulnerable Extensions by Detecting Duplication
Browser extensions are popular web applications that users install in modern browsers to enrich the user experience on the web. It is …
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Are Chrome Extensions Compliant with the Spirit of Least Privilege?
Extensions are small applications that are installed by users and enrich the user experience of browsing on the Internet. Browsers …
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Modelling cryptographic distinguishers using machine learning
Cryptanalysis is the development and study of attacks against cryptographic primitives and protocols. Many cryptographic properties …
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HMAC and “secure preferences”: Revisiting chromium-based browsers security
Google disabled years ago the possibility to freely modify some internal configuration parameters, so options like silently (un)install …
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Are the Interpulse Intervals of an ECG signal a good source of entropy? An in-depth entropy analysis based on NIST 800-90B recommendation
In recent years many authors have explored the use of biological signals for security issues. In the context of cardiac signals, the …
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After you, please: browser extensions order attacks and countermeasures
Browser extensions are small applications executed in the browser context that provide additional capabilities and enrich the user …
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A collaborative access control framework for online social networks
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Latex Gloves: Protecting Browser Extensions from Probing and Revelation Attacks
Browser extensions enable rich experience for the users of today’s web. Being deployed with elevated privileges, extensions are …
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Feasibility analysis of Inter-Pulse Intervals based solutions for cryptographic token generation by two electrocardiogram sensors
In this paper we address the problem of how two devices that are sensing the same heart signal can generate the same cryptographic …
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Migrating monitors + ABE: A suitable combination for secure IoT?
The rise of the Internet of Things brings about various challenges concerning safety, reliability and dependability as well as security …
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HIKE: Walking the privacy trail
We consider the problem of privacy-preserving processing of outsourced data in the context of user-customised services. Clients store …
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Heartbeats do not make good pseudo-random number generators: An analysis of the randomness of inter-pulse intervals
The proliferation of wearable and implantable medical devices has given rise to an interest in developing security schemes suitable for …
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STARS4ALL Night Sky Brightness Photometer
We present the main features of TESS-W, the first version of a series of inexpensive but reliable photometers that will be used to …
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Secure photo sharing in social networks
Nowadays, in an ubiquitous world where everything is connected to the Internet and where social networks play an important role in our …
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MEGARA, the new intermediate-resolution optical IFU and MOS for GTC: getting ready for the telescope
© 2016 SPIE. MEGARA (Multi-Espectrógrafo en GTC de Alta Resolución para Astronomía) is an optical Integral-Field Unit (IFU) and …
A. Gil de Paz, E. Carrasco, J. Gallego, J. Iglesias-Páramo, R. Cedazo, M. L. García Vargas, X. Arrillaga, J. L. Avilés, N. Cardiel, M. A. Carrera, A. Castillo-Morales, E. Castillo-Dom\ńguez, ́ J. M. de la Cruz Garc\', S. Esteban San Román, D. Ferrusca, P. Gómez-Álvarez, R. Izazaga-Pérez, B. Lefort, J. A. López-Orozco, M. Maldonado, I. Mart\'iź-Delgado, I. Morales Durán, E. Mujica, G. Páez, S. Pascual, A. Pérez-Calpena, P. Picazo, A. Sánchez-Penim, E. Sánchez-Blanco, S. Tulloch, M. Velázquez, J. M. V\'iléz, J. Zamorano, A. L. Aguerri, D. Barrado y Naváscues, E. Bertone, A. Cava, J. Cenarro, M. Chávez, .́ Garc\'ia, J. Garc\'ia-Rás, J. Guichard, R. González-Delgado, R. Guzmán, A. Herrero, N. Huélamo, D. H. Hughes, J. Jiménez-Vicente, C. Kehrig, R. A. Marino, I. Márquez, J. Masegosa, Y. D. Mayya, J. Méndez-Abreu, M. Mollá, C. Muñoz-Tuñón, M. Peimbert, P. G. Pérez-González, E. Pérez Montero, J. M. Rodr\'iguez-ṕinosa, L. Rodr\'iguez-Míno, L. Rodr\'iguez-Muź, D. Rosa-González, J. Sánchez-Almeida, C. Sánchez Contreras, P. Sánchez-Blázquez, F. M. Sánchez Moreno, S. F. Sánchez, A. Sarajedini, S. Silich, S. a ́Tenorio-Tagle, G. Simón-D\'iaz, E. Terlevich, R. Terlevich, S. Torres-Peimbert, I. Trujillo, Y. Tsamis, O. Vega
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Weaknesses of fingerprint-based mutual authentication protocol
The Internet of Things is an emerging paradigm, which is used to link physical objects with Internet. One of the most common ways of …
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Secure publish-subscribe protocols for heterogeneous medical wireless body area networks
Security and privacy issues in medical wireless body area networks (WBANs) constitute a major unsolved concern because of the …
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Two RFID standard-based security protocols for healthcare environments
Radio Frequency Identification (RFID) systems are widely used in access control, transportation, real-time inventory and asset …
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Security of EPC Class-1
Radio Frequency Identification (RFID) is a common technology for identifying objects, animals, or people. The main form of barcode-type …
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Cryptanalysis of the RNTS system
Internet of Things is a paradigm that enables communication between different devices connected to a local network or to Internet. …
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