TrustVault: A privacy-first data wallet for the European Blockchain Services Infrastructure
Sharif Jacobino, Johan Pouwelse

TL;DR
TrustVault is a privacy-focused digital identity wallet that enables EU citizens to control and share their personal data securely using verifiable credentials within the European Blockchain Services Infrastructure.
Contribution
It introduces the first serverless, privacy-first data wallet integrated with EBSI, enabling fine-grained control over identity data without Trusted Third Parties.
Findings
Supports user-controlled data sharing with verifiable credentials
Integrates seamlessly with European Self-Sovereign Identity Framework
Replaces centralized infrastructure with a transparent, serverless platform
Abstract
The European Union is on course to introduce a European Digital Identity that will be available to all EU citizens and businesses. This will have a huge impact on how citizens and businesses interact online. Big Tech companies currently dictate how digital identities are used. As a result, they have amassed vast amounts of private user data. Movements like Self-Sovereign Identity aim to give users control over their online identity. TrustVault is the first data wallet that gives users back control of their identity and all their data. TrustVault allows users to store all their data on their smartphones and control with whom they share it. The user has fine-grained access control based on verifiable user attributes. EBSI connects TrustVault to the European Self-Sovereign Identity Framework allowing users to use Verifiable Credentials from public and private institutions in their access…
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Taxonomy
TopicsBlockchain Technology Applications and Security · Privacy, Security, and Data Protection · Internet Traffic Analysis and Secure E-voting
