Self-Sovereign Identity (SSI)
Glossary Page
Self-sovereign identity (SSI) enables individuals to locally manage and possess their digital identities and other verifiable digital credentials. The usage of a dominant cloud service provider is not mandatory, nor is the creation of a central Gaia-X Identity provider. This grants users complete autonomy from third parties, empowering them to determine which identity information to share with others. All identity data is kept securely in the user's SSI wallet, ensuring that it is exclusively accessible by the individual.predominant cloud service provider, nor is the establishment of a central Gaia-X Identity provider necessary. Users are thus completely independent of third parties and decide themselves which identity data they share with whom, as all identity data is securely stored only with the individual user in their SSI wallet.
https://gaia-x.gitlab.io/glossary/
Latest Webinars
Latest Articles
Delivering global sovereignty: T-Systems launches Catena-X connectivity in China with local infrastructure
T-Systems has launched its Connect & Integrate service on local infrastructure in China, enabling Chinese suppliers and manufacturers to securely and efficiently join the Catena-X ecosystem, bridging connectivity with global OEMs while ensuring data sovereignty and regulatory compliance.
Read more
Tushar Yadav
Oct 14, 2025
Winning with Sustainability: End-to-End Solution from T-Systems and iPoint
T-Systems and iPoint deliver a joint, production-ready Product Carbon Footprint (PCF) solution that enables end-to-end carbon transparency across the automotive value chain. Combining Catena-X-certified data exchange with decades of compliance and sustainability expertise, the solution empowers suppliers and OEMs to meet regulatory demands, integrate securely with existing systems, and scale digital sustainability — turning compliance into measurable business value.
Read more
Andrea Garcia
Oct 08, 2025
Catena-X Next mid-term event 2025: Driving seamless data collaboration
At the Catena-X Next mid-term event 2025, T-Systems, together with BMW and Cofinity-X, showcased a breakthrough in company certificate management. Built on Connect & Integrate, this solution enables partners to publish, share, and verify company certificates such as ISO 9001 and TISAX through a standardized, secure, and automated process. The approach eliminates manual effort, accelerates onboarding, and strengthens trusted collaboration across the automotive data ecosystem.
Read more
Tim Ganther
Oct 02, 2025