Lightweight Blockchain-based Platform for GDPR-Compliant Personal Data Management. - Cristòfol Daudén-Esmel; Jordi Castellà-Roca; Alexandre Viejo; Josep Domingo-Ferrer (CSP, 2021)

PrivacySmart: Automatic and Transparent Management of Privacy Policies. - Cristòfol Daudén-Esmel; Jordi Castellà-Roca; Alexandre Viejo; Eduard Josep Bel-Ribes (ESORICS Workshops (1), 2023)

Blockchain-based access control system for efficient and GDPR-compliant personal data management. - Cristòfol Daudén-Esmel; Jordi Castellà-Roca; Alexandre Viejo (Comput. Commun., 2024)

Blockchain-Enhanced User Consent for GDPR-Compliant Real-Time Bidding. - Cristòfol Daudén-Esmel; Jordi Castellà-Roca; Alexandre Viejo; Vicenç Torra (DBSec, 2025)