The adverse effects of omitting records in differential privacy: how sampling and suppression degrade the privacy-utility tradeoff

Miranda-Pascual, À., Parra-Arnau, J., Strufe, T.
USENIX Security Symposium

Balancing privacy and utility in correlated data: a study of bayesian differential privacy

Lange, M., Guerra-Balboa, P., Parra-Arnau, J., Strufe, T.
International Conference on Very Large Data Bases (VLDB)

Anonymization techniques for behavioral biometric data: A survey

Hanisch, S.*, Arias-Cabarcos, P., Parra-Arnau, J., Strufe, T.
ACM Computing Surveys

Uncoordinated syntactic privacy: a new metric for multiple, independent data publishing

Tobar Nicolau, A., Parra-Arnau, J., Forné, J., Torra, V.
IEEE Transactions on Information Forensics and Security

An overview of proposals towards the privacy-preserving publication of trajectory data

Miranda Pascual, À., Guerra-Balboa, P., Parra-Arnau, J.*, Forné, J., Strufe, T.
International Journal of Information Security

Link inference attacks in vertical federated graph learning

Zari, O., Xu, C., Parra-Arnau, J., Ünsal, A, Önen, M.
Annual Computer Security Applications Conference (ACSAC)

Privacy protection against user profiling through optimal data generalization

Gil, C., Parra-Arnau, J., Forné, J.
Computers & Security

m-Eligibility with minimum counterfeits and deletions for privacy protection in continuous data publishing

Tobar Nicolau, A., Parra-Arnau, J.*, Forné, J., Pallarès, E.
IEEE Transactions on Information Forensics and Security

Probabilistic parallel composition theorems for differential privacy

Miranda-Pascual, À., Parra-Arnau, J., Strufe, T.
IEEE CSF Workshop on Security, Privacy and Information Theory

Node injection link stealing attack

Zari, O., Önen, M., Parra-Arnau, J., Ünsal, A.
Privacy in Statistical Databases (PSD)

On the necessity of counterfeits and deletions for continuous data publishing

Tobar Nicolau, A., Parra-Arnau, J., Forné, J.
Modeling Decisions for Artificial Intelligence (MDAI)

Composition in differential privacy for general granularity notions

Guerra-Balboa, P., Miranda Pascual, À., Parra-Arnau, J., Strufe, T.
Computer Security Foundations Symposium (CSF)

A taxonomy of syntactic anonymization algorithms for continuous data publishing

Tobar Nicolau, A., Parra-Arnau, J.*, Forné, J.
IEEE Access

Privacy-centered authentication: A new framework and analysis

Robles-González, A., Arias-Cabarcos, P., Parra-Arnau, J.
Computers & Security

Label-aware aggregation for improved federated learning

Khalil, A., Wainakh, A., Zimmer, E., Parra-Arnau, J., Fernández Anta, A., Meuser, T., Steinmetz, R.
International Conference on Fog and Mobile Edge Computing

SoK: Differentially private publication of trajectory data

Miranda Pascual, À., Guerra-Balboa, P., Parra-Arnau, J.*, Forné, J., Strufe, T.
Privacy Enhancing Technologies Symposium (PETS)

Analysis and prevention of averaging attacks against obfuscation protocols

Becher, K.*, Lagodzinski, G., Parra-Arnau, J., Strufe, T.
International Conference on Applied Cryptography and Network Security (ACNS)

On the number of counterfeits and deletions to enforce m-eligibility in continuous data publishing

Tobar Nicolau, A., Parra-Arnau, J., Forné, J.
Modeling Decisions for Artificial Intelligence (MDAI)

On the privacy-utility trade-off in differentially private hierarchical text classification

Wunderlich, D., Bernau, D.*, Parra-Arnau, J., Aldà, F., Strufe, T.
Applied Sciences

Publishing trajectories: a study on privacy protection

Guerra-Balboa, P., Miranda Pascual, À., Parra-Arnau, J., Forné, J., Strufe, T.
Reunión Española sobre Criptología y Seguridad de la Información

Membership inference attack against principal component analysis

Zari, O.*, Parra-Arnau, J., Ünsal, A., Strufe, T., Önen, M.
Privacy in Statistical Databases (PSD)

a,m-warden: A syntactic privacy notion for continuous data publishing against probabilistic attacks

Tobar Nicolau, A., Parra-Arnau, J.*, Forné, J.
Privacy in Statistical Databases (PSD)

Differentially private publication of database streams via hybrid video coding

Parra-Arnau, J.*, Strufe, T., Domingo-Ferrer, J.
Knowledge-Based Systems

Anonymizing trajectory data: limitations and opportunities

Guerra-Balboa, P., Miranda Pascual, À., Parra-Arnau, J.*, Forné, J., Strufe, T.
AAAI Workshop on Privacy-Preserving Artificial Intelligence

Enhancing challenge-based collaborative intrusion detection against insider attacks using spatial correlation

Li, W., Meng, W.*, Parra-Arnau, J., Raymond Choo, K. K.
IEEE Conference on Dependable and Secure Computing

Differentially private data publishing via cross-moment microaggregation

Parra-Arnau, J.*, Domingo-Ferrer, J., Soria-Comas, J.
Information Fusion

A LINDDUN-based framework for privacy threat analysis on identification and authentication processes

Robles-González, A., Parra-Arnau, J.*, Forné, J.
Computers & Security

The fast MDAV algorithm: Algebraic and algorithmic computational strategies for k-anonymous microaggregation

Rodríguez-Hoyos, A., Estrada-Jiménez, J., Rebollo-Monedero, D., Mezher, A. M., Parra-Arnau, J., Forné, J.*
Engineering Applications of Artificial Intelligence

On the rationale of KL divergence as a measure of the privacy of user profiles

Rebollo-Monedero, D., Parra-Arnau, J.*, Forné, J.
ITG Workshop on IT Security

On the regulation of personal data distribution in online advertising platforms

Estrada-Jiménez, J., Parra-Arnau, J.*, Rodríguez-Hoyos, A., Forné, J.
Engineering Applications of Artificial Intelligence

An adversarial-risk-analysis approach to counterterrorist online surveillance

Gil, C., Parra-Arnau, J.*
Sensors

Measuring online tracking and privacy risks on Ecuadorian websites

Estrada-Jiménez, J.*, Rodríguez-Hoyos, A., Parra-Arnau, J., Forné, J.
IEEE Fourth Ecuador Technical Chapters Meeting

On the cost-effectiveness of mass surveillance

Parra-Arnau, J.*, Castelluccia, C.
IEEE Access

Optimized, direct sale of privacy in personal-data marketplaces

Parra-Arnau, J.*
Information Sciences

PrivacySearch: an end-user and query generalization tool for privacy enhancement in Web search

Rodrigo-Ginés, F. J., Parra-Arnau, J., Meng, W., Wang, Y.*
International Conference on Network and System Security

Fine-grained control over tracking to support the ad-based Web economy

Achara, J. P., Parra-Arnau, J.*, Castelluccia, C.
ACM Transactions on Internet Technology

Does k-anonymous microaggregation affect machine-learned macrotrends?

Rodríguez-Hoyos, A., Estrada-Jiménez, J., Rebollo-Monedero, D.*, Parra-Arnau, J., Forné, J.
IEEE Access

Digital hyper-transparency: leading e-government against privacy

Rodríguez-Hoyos, A., Estrada-Jiménez, J.*, Parra-Arnau, J., Urquiza-Aguiar, L., Forné, J.
International Conference on E-Business and E-Government

Shall I post this now? Optimized, delay-based privacy protection in social networks

Parra-Arnau, J.*, Gómez-Mármol, F., Rebollo-Monedero, D., Forné, J.
Knowledge & Information Systems

Online advertising: analysis of privacy threats and protection approaches

Estrada-Jiménez, J., Parra-Arnau, J., Rodríguez-Hoyos, A., Forné, J.*
Computer Communications

Pay-per-tracking: a collaborative masking model for web browsing

Parra-Arnau, J.*
Information Sciences

MyAdChoices: bringing transparency and control to online advertising

Parra-Arnau, J., Achara, J.*, Castelluccia, C.
ACM Transactions on the Web

A tool for the control of privacy over Web tracking

Prasad Achara, J., Parra-Arnau, J.*, Castelluccia, C.
Reunión Española sobre Criptología y Seguridad de la Información

MyTrackingChoices: reconciling privacy and economy

Castelluccia, C.*, Parra-Arnau, J., Prasad Achara, J.
Internet Privacy Engineering Network Workshop

MyTrackingChoices: pacifying the ad-block war by enforcing user privacy preferences

Achara, J.*, Parra-Arnau, J., Castelluccia, C.
Annual Workshop on the Economics of Information Security (WEIS)

Enhancing entropy-based privacy in user mobility profiling scenarios

Rodriguez-Carrion, A.*, Rebollo-Monedero, D., Forné, J., Campo, C., Garcia Rubio, C., Parra-Arnau, J., Das, S. K.
Entropy

On content-based recommendation and user privacy in social-tagging systems

Puglisi, S., Parra-Arnau, J., Forné, J.*, Rebollo-Monedero, D.
Computer Standards & Interfaces

Dataveillance and the false-positive paradox

Parra-Arnau, J.*, Castelluccia, C.
International Workshop on Privacy and Inference

Mouse tracking technologies for the automated, remote diagnosis of mental-health disorders

Parra-Arnau, J.*, Castelluccia, C.
Privaski Workshop

Privacy-enhancing technologies and metrics in personalized information systems

Parra-Arnau, J.*, Rebollo-Monedero, D., Forné, J.
Advanced Research in Data Privacy

Privacy in vehicular ad-hoc networks

Serna-Olvera, J. M.*, Morales Pacheco, R. A., Parra-Arnau, J., Rebollo-Monedero, D., Forné, J.
Privacy in a Digital, Networked World

Optimal forgery and suppression of ratings for privacy enhancement in recommendation systems

Parra-Arnau, J.*, Rebollo-Monedero, D., Forné, J.
Entropy

Evaluation of a query-obfuscation mechanism for the privacy protection of user profiles

Estrada-Jiménez, J., Rodríguez-Hoyos, A., Parra-Arnau, J.*, Forné, J.
Network Protocols and Algorithms
(Not-JCR)

Privacy-preserving enhanced collaborative tagging

Parra-Arnau, J., Perego, A., Ferrari, A.*, Forné, J., Rebollo-Monedero, D.
IEEE Transactions on Knowledge and Data Engineering

On collaborative anonymous communications in lossy networks

Rebollo-Monedero, D., Forné, J.*, Pallarès, E., Parra-Arnau, J., Tripp Barba, C., Urquiza, L., Aguilar Igartua, M.
Security and Communication Networks

Measuring the privacy of user profiles in personalized information systems

Parra-Arnau, J.*, Rebollo-Monedero, D., Forné, J.
Future Generation Computer Systems

Optimizing the design parameters of threshold pool mixes for anonymity and delay

Rebollo-Monedero, D.*, Parra-Arnau, J., Forné, J., Diaz, C.
Computer Networks

Data-perturbative, privacy-enhancing mechanisms for personalized recommendation systems

Parra-Arnau, J.*, Rebollo-Monedero, D., Forné, J.
PRINCESS Workshop - Quantitative Information Flow Day

A criterion for the measurement of the privacy of user profiles

Rebollo-Monedero, D., Parra-Arnau, J.*, Forné, J.
Information Tokyo Journal

On the measurement of privacy as an attacker’s estimation error

Rebollo-Monedero, D., Parra-Arnau, J., Diaz, C., Forné, J.*
International Journal of Information Security

A collaborative protocol for anonymous reporting in vehicular ad hoc networks

Tripp Barba, C., Urquiza, L., Aguilar Igartua, M., Parra-Arnau, J., Rebollo-Monedero, D., Forné, J.*, Pallarès, E.
Computer Standards & Interfaces

A modification of the Lloyd algorithm for k-anonymous quantization

Rebollo-Monedero, D.*, Forné, J., Esteve Pallarès, Parra-Arnau, J.
Information Sciences

Evaluation of the privacy of user profiles through a web-browser add-on

Estrada-Jiménez, J., Rodríguez-Hoyos, A., Parra-Arnau, J.*, Forné, J., Rebollo-Monedero, D.
Jornadas de Ingeniería Telemática

A privacy-protecting architecture for recommendation systems via the suppression of ratings

Parra-Arnau, J.*, Rebollo-Monedero, D., Forné
International Journal of Security and Its Applications (Not-JCR)

Privacy protection of user profiles in personalized information systems

Parra-Arnau, J.*, Rebollo-Monedero, D., Forné, J.
Forum PhD Research Information and Communication Technologies

Optimal tag suppression for privacy protection in the semantic web

Parra-Arnau, J.*, Rebollo-Monedero, D., Forné, J., Muñoz, J. L., Esparza, O.
Data & Knowledge Engineering

A privacy-protecting architecture for collaborative filtering via forgery and suppression of ratings

Parra-Arnau, J.*, Rebollo-Monedero, D., Forné, J.
International Workshop on Data Privacy Management

An information-theoretic privacy criterion for query forgery in information retrieval

Rebollo-Monedero, D., Parra-Arnau, J., Forné, J.*
International Conference on Security Technology

A privacy-preserving architecture for the semantic web based on tag suppression

Parra-Arnau, J., Rebollo-Monedero, D., Forné, J.*
International Conference on Trust, Privacy & Security in Digital Business

An information-theoretic criterion of privacy for the generation of bogus queries

Rebollo-Monedero, D., Parra-Arnau, J., Forné, J.*
Reunión Española sobre Criptología y Seguridad de la Información

PKIX certificate status in hybrid MANETs

Muñoz, J. L.*, Esparza, O., Gañán, C., Parra-Arnau, J.
Workshop in Information Security Theory and Practice Series

A new criterion for the estimation of certificate-status information in MANET

Muñoz, J. L.*, Parra-Arnau, J., Gañán, C., Jáimez, M.
Jornadas de Ingeniería Telemática

A mechanism to avoid code-passing collusion attacks

Jaimez, M.; Esparza, O.*; Gañán, C.; Parra-Arnau, J.
Jornadas de Ingeniería Telemática