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Data SourceThe role responsible for collecting, storing, and controlling personal data which persons, operators, and data using services may wish to access and use
Data Using ServiceThe role responsible for processing personal data from one or more datasources to deliver a service.
DIDA Decentralized Identifier (DID) is a new type of identifier that is globally unique, resolveable with high availability, and cryptographically verifiable. DIDs are typically associated with cryptographic material, such as public keys, and service endpoints, for establishing secure communication channels
GDPRThe General Data Protection Regulation (GDPR) is a regulation in EU law on data protection and privacy in the European Union (EU) and the European Economic Area (EEA)
IndividualA natural, living human being
Self-Sovereign Identity (SSI)A model for managing digital identities where individual identity holders can fully create and control their verifiable credentials, without being forced to request permission of an intermediary or centralised authority and gives control over how their personal data is shared and used.


AbbrExpanded form
ADAAutomated Data Agreements
CRUDCreate / Read / Update / Delete
DAData Agreement (Introduced in this specification)
DIDDecentralized Identifier (according to W3C)
DPIAData Protection Impact Assessment
DUSData Using Service
EEAEuropean Economic Area
EUEuropean Union
GDPRGeneral Data Protection Regulation
ISOInternational Organization for Standardization
JSONJavaScript Object Notation
SDKSoftware Development Kit
SSISelf Sovereign Identity
ToIPTrust over Internet Protocol
UCUse case
VCVerifiable credentials
W3CWorld wide web consortium