| 2025 | DBSEC | Blockchain-Enhanced User Consent for GDPR-Compliant Real-Time Bidding. | Cristfol Daudn-Esmel, Jordi Castell-Roca, Alexandre Viejo, Vicen Torra |
| 2025 | NSS | Secure and Privacy-Preserving Load Forecasting in Smart Grids Through Blockchain-Based Incentives. | Joan Ferr-Queralt, Jordi Castell-Roca, Alexandre Viejo |
| 2023 | CRiSIS | Smart Contracts for a Secure and Privacy-Preserving Smart Grid. | Joan Ferr-Queralt, Jordi Castell-Roca, Alexandre Viejo |
| 2023 | ESORICS | PrivacySmart: Automatic and Transparent Management of Privacy Policies. | Cristfol Daudn-Esmel, Jordi Castell-Roca, Alexandre Viejo, Eduard Josep Bel-Ribes |
| 2018 | VTC | Key Management System for Private Car-Sharing Scenarios. | Ana C. Hernandez, Jordi Castell-Roca, Alexandre Viejo |
| 2017 | CIS | Using Searchable Encryption for Privacy-Aware Orchestrated Web Service Composition. | Imen Khabou, Mohsen Rouached, Alexandre Viejo, David Snchez |
| 2017 | ICCCN | Secure and Anonymous Vehicle Access Control System to Traffic-Restricted Urban Areas. | Jordi Castell-Roca, Maci Mut Puigserver, Magdalena Payeras-Capell, Alexandre Viejo, Carles Angles-Tafalla |
| 2016 | ICAART | Ontology-based Access Control Management: Two Use Cases. | Malik Imran Daud, David Snchez, Alexandre Viejo |
| 2016 | UIC | Building Privacy-Preserving Search Engine Query Logs for Data Monetization. | Julio Bondia-Barcelo, Jordi Castell-Roca, Alexandre Viejo |
| 2016 | SIN | Privacy-preserving Electronic Road Pricing System for Multifare Low Emission Zones. | Roger Jard-Ced, Maci Mut Puigserver, Jordi Castell-Roca, Magdalena Payeras-Capell, Alexandre Viejo |
| 2015 | ICAART | Privacy Risk Assessment of Textual Publications in Social Networks. | David Snchez, Alexandre Viejo |
| 2015 | TrustBus | Ontology-Based Delegation of Access Control: An Enhancement to the XACML Delegation Profile. | Malik Imran Daud, David Snchez, Alexandre Viejo |
| 2014 | ESORICS | Privacy-Preserving Electronic Toll System with Dynamic Pricing for Low Emission Zones. | Roger Jard-Ced, Jordi Castell-Roca, Alexandre Viejo |
| 2014 | MDAI | Electronic Road Pricing System for Low Emission Zones to Preserve Driver Privacy. | Roger Jard-Ced, Maci Mut Puigserver, Magdalena Payeras-Capell, Jordi Castell-Roca, Alexandre Viejo |
| 2013 | PST | Providing useful and private Web search by means of social network profiling. | Alexandre Viejo, David Snchez |
| 2013 | TrustBus | Preserving the User's Privacy in Social Networking Sites. | Alexandre Viejo, Jordi Castell-Roca, Guillem Rufin |
| 2012 | MDAI | Detecting Sensitive Information from Textual Documents: An Information-Theoretic Approach. | David Snchez, Montserrat Batet, Alexandre Viejo |
| 2012 | MDAI | Using Profiling Techniques to Protect the User's Privacy in Twitter. | Alexandre Viejo, David Snchez, Jordi Castell-Roca |
| 2012 | PST | Single-party private web search. | Alexandre Viejo, Jordi Castell-Roca, Oriol Bernado, Josep Maria Mateo-Sanz |
| 2011 | SecureComm | Multi-party Private Web Search with Untrusted Partners. | Cristina Romero-Tris, Jordi Castell-Roca, Alexandre Viejo |
| 2010 | ESORICS | Secure and Scalable RFID Authentication Protocol. | Albert Fernndez-Mir, Jordi Castell-Roca, Alexandre Viejo |
| 2009 | VTC | Aggregation of Trustworthy Announcement Messages in Vehicular Ad Hoc Networks. | Alexandre Viejo, Francesc Seb, Josep Domingo-Ferrer |
| 2007 | IWSEC | Secure and Private Incentive-Based Advertisement Dissemination in Mobile Ad Hoc Networks. | Alexandre Viejo, Francesc Seb, Josep Domingo-Ferrer |
| 2007 | MDAI | An Incentive-Based System for Information Providers over Peer-to-Peer Mobile Ad-Hoc Networks. | Jordi Castell-Roca, Vanesa Daza, Josep Domingo-Ferrer, Jess A. Manjn, Francesc Seb, Alexandre Viejo |