SELF-SOVEREIGN-IDENTITY-SSI

User-controlled decentralized SSI identity.

Definition

SSI principles by Christopher Allen 2016: Existence, Control, Access, Transparency, Persistence, Portability, Interoperability, Consent, Minimization, Protection. Architecture roles: Issuer (issues VCs), Holder (decentralized wallet storage), Verifier (verifies). W3C standards: DID Core v1.0 (2022), VC Data Model 2.0 (2023). Implementations: Sovrin Network, Microsoft ION (Bitcoin-based), Polygon ID, Ontology ONT ID, IDunion (DE), eIDAS 2.0 EU Digital Identity Wallet (EUDI). EU adoption mandated via eIDAS 2.0 Regulation 2024.

Origin

SSI concept introduced by Christopher Allen April 2016 ; W3C DID Working Group created 2019 ; eIDAS 2.0 Regulation EU 2024 mandates EUDI wallet 2026.

Example in context

British Columbia Canada province deploys OrgBook BC enabling ~3M provincial businesses to obtain cryptographically signed business registration VC ; verifiable by any verifier without contacting registrar.

Related terms

• W3C DID — identifier standard.