Telefónica DataSphere Launches Federated Platform for Cross‑Sector Data Sovereignty

*TL;DR: Telefónica Tech debuts DataSphere, a federated data‑exchange platform that keeps data with its owners while enabling secure, compliant collaboration across industries.

Context Telefónica’s digital arm, Telefónica Tech, introduced a new technology platform and a demonstration centre at the Advanced Factories event in Barcelona. The initiative, called Telefónica DataSphere, targets the creation of multi‑sectoral Data Spaces—shared environments where companies can exchange structured data without relinquishing control.

Key Facts - The platform employs a federated architecture, meaning data never leaves the owner’s repository; instead, it is accessed and exchanged through standardized interfaces. - Stakeholders can share static datasets and real‑time streams, visualise information via dashboards, and apply AI or machine‑learning models for predictive insights. - Built‑in tools manage access control, digital contracts, and usage policies, providing traceability, versioning, and certification of data origin. - A demonstration centre will host pilot projects, allowing participants to test governance models and interoperability under common standards. - Darío Cesena, Head of IoT at Telefónica Tech, states the platform enables “secure, traceable, and compliant” data sharing while preserving sovereignty, supporting agile and scalable collaboration.

What It Means By keeping data at its source, DataSphere addresses growing regulatory pressure for data sovereignty— the principle that owners retain control over how their information is used. The federated model reduces the risk of centralised breaches and simplifies compliance with privacy laws such as the EU’s GDPR. For businesses, the platform promises faster onboarding of partners, as no extensive data migration is required. The built‑in semantic validation and verifiable credentials foster trust, a critical factor for sectors like manufacturing, energy, and public services that traditionally guard data tightly.

The demonstration centre will act as a sandbox for testing cross‑industry use cases, from predictive maintenance in factories to shared traffic data for smart cities. Successful pilots could accelerate the adoption of interoperable standards, nudging the broader market toward more open yet secure data ecosystems.

Looking Ahead Watch for the first commercial pilots emerging from the DataSphere demo centre and for any partnerships that signal wider industry uptake of federated data‑exchange models.