Trusted city data sharing
Proven in real cities
Reusable data framework

Work Package 4 addresses privacy, data protection, and identity and access management within CitizenCity. It establishes the foundations for secure, compliant, and trustworthy data sharing across all project pilots.
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WP4 defines a shared approach to data security and privacy, outlining how personal and sensitive data are managed within CitizenCity data spaces. The work package focuses on Personal Data Management and the interoperability required for secure data transfer between systems. Central to this approach is transparency and user control, enabling individuals to decide which data sets or attributes they share, with whom, and under what conditions.
The work package brings together two complementary components: technical security measures and the development of a methodology for legal and regulatory compliance. Together, these components provide a common framework for privacy, data protection, and identity and access management (IAM) that is applied consistently across all CitizenCity pilots.

Trust is a prerequisite for meaningful data sharing. By embedding privacy, security, and clear access rules into the core of the project, WP4 helps build confidence among citizens, public authorities, and organisations participating in CitizenCity data spaces. This shared foundation supports interoperable and trustworthy solutions that can be adopted beyond the project itself. Alongside the other work packages, WP4 underpins a coherent and transferable European approach to trusted data spaces by embedding privacy and security as core principles.
CitizenCity works with public authorities, partners and innovators to turn data into practical urban solutions. Get in touch to discuss use cases, collaboration opportunities and what implementation could look like in your context.