3 papers
cs.CR2025
A Taxonomy and Methodology for Proof-of-Location Systems
Eduardo Brito, Fernando Castillo, Liina Kamm +2
Digital societies increasingly rely on trustworthy proofs of physical presence for services such as supply-chain tracking, e-voting, ride-sharing, and location-based rewards. Yet,…
cs.CR2025
SynthGuard: Redefining Synthetic Data Generation with a Scalable and Privacy-Preserving Workflow Framework
Eduardo Brito, Mahmoud Shoush, Kristian Tamm +2
The growing reliance on data-driven applications in sectors such as healthcare, finance, and law enforcement underscores the need for secure, privacy-preserving, and scalable mecha…
cs.CR2025
Zero-Knowledge Proof-of-Location Protocols for Vehicle Subsidies and Taxation Compliance
Dan Bogdanov, Eduardo Brito, Annika Jaakson +2
This paper introduces a new set of privacy-preserving mechanisms for verifying compliance with location-based policies for vehicle taxation, or for (electric) vehicle (EV) subsidie…