2 papers
cs.CR2025
Authentication and authorization in Data Spaces: A relationship-based access control approach for policy specification based on ODRL
Irene Plaza-Ortiz, Andres Munoz-Arcentales, JoaquÃn Salvachúa +3
Data has become a crucial resource in the digital economy, fostering initiatives for secure and sovereign data sharing frameworks such as Data Spaces. However, these distributed en…
cs.CR2025
Next Generation Authentication for Data Spaces: An Authentication Flow Based On Grant Negotiation And Authorization Protocol For Verifiable Presentations (GNAP4VP)
Rodrigo Menéndez, Andres Munoz-Arcentales, JoaquÃn Salvachúa +3
Identity verification in Data Spaces is a fundamental aspect of ensuring security and privacy in digital environments. This paper presents an identity verification protocol tailore…