tietosi

Tietosi is a term used in digital privacy discourse to denote a personal data management framework that places individuals at the center of data stewardship. The core idea of Tietosi is to give people control over their data—who can access it, for what purposes, and for how long—through a portable, auditable, and interoperable data wallet. It envisions a future in which personal information, medical records, employment histories, and preference data can be stored under the user’s control and selectively shared with services via consented access.

Architecturally, Tietosi centers on a user-held data vault that stores structured data, documents, and metadata. Data can be imported from various services and exported to others with explicit consent. The framework emphasizes granular consent controls, provenance trails, and standardized data schemas to enable interoperability. Applications interact with Tietosi through secure APIs and consent tokens, supporting data minimization, revocation of access, and on-demand data deletion.

Governance wise, Tietosi is described as a framework rather than a single product. Its viability depends on common data models, clear consent semantics, and trusted governance among service providers, regulators, and civil-society groups. Privacy-by-design principles, encryption at rest and in transit, and robust authentication are considered foundational.

Impact and reception: Proponents argue that Tietosi could advance data portability, reduce vendor lock-in, and strengthen privacy rights in line with data-protection regimes. Critics point to potential costs, uneven adoption, and the risk of fragmentation if multiple incompatible implementations emerge.

See also: Personal data store, Data portability, Self-sovereign identity, GDPR.