Data Spaces Business Alliance
Achieving data space tech
convergence

Matthijs Punter
Klaus Ottradovetz

DSSC Building Blocks…

…need to be viewed in different dimensions
Governance Plane• Regulatory, Domain, Ecosystem
Technology Specification Plane• Distributed Model• Data Exchange• Trust and Sovereignty• Data Value Creation
Software & Services Plane• OSS Community projects• Commercial software• Software Services• Platforms
Commercialization Plane• Operationalization• Data & Service Platforms• Marketplaces• Billing…there are many solutions to address all requirements…

ProductsContracts
BillingOSS
CommercialServices

Conceptual Models
Protocols & API
Data Models

Regulation
DomainEcosystem

DSBA Convergence…
Contributing
Specifications

Contributing
OSS & Services

BDVA

Data Value<Methodologies, Models>

FIWARE

Linked Data Exchange (NGSI-LD)
Generic Enablers, Marketplace,Marketplace (TM Forum Open APIs) FIWARE Data Space Connector

IDSA

Data Space Protocol<Communities>

Gaia-X

Trust Framework

Gaia-X Compliance, GXDCH<Communities>

Convergence: Common Basis
Credencials
exchange

OIDC4SSI

Distributed
Credential
Validations

Decentralized
Identifiers
W3C:DID

W3C:DCAT

SemanticStandards
W3C:RDF

Data
Catalogue
Vocabularies

W3C:VCW3C:ODRL

RightsDefinition
LanguageBasic Enablers for Trust and Data Sovereignty
SemanticIDSA
Data Spaces specificextension
Gaia-X
Decentralized Digital
Data and Infrastructure
Ecosystems

ProtocolIDSA: Semantic for data
spacesConnection, Publication and(ODRL) Policy negotiation(e.g. Dataspace Self Description,Dataspace Participant Registry…)“Dataspace Protocol”

Description of Identities,
Services and their Attributes
for Infrastructure and Data

Decentralized digitalattestation of attributes
linked to CASCO“Gaia-X Schema”“Trust Protocol”

Architecture
IDSA: Reference Architecture Model, Rule Book
Gaia-X: Architecture Document, Conceptual Model

Software, Services

e.g. Eclipse DC, FIWARE
DSC…

e.g. Labs, XFSC, GXFS,…
e.g. GXDCHTechnical Specifications, forSoftware Components andServices, tck

Complementary, integrated specifications

DSBA

BDVA
Framework for big data
value creation
FIWAREOSS Platform
components for value
creation

IDSA
Dataspace components
and protocols
Gaia-X
Trust Framework
distributed digital
ecosystems (infra & data)

Specifications & simplified top level component view

Validated
DID

Validated
DID

Validated
DID

Validated
Identities(VC, DID)

PolicyEngines

Model
Repository
Catalogues
DCAT(Data Usage)

PolicyEnginesMarketplace
DCAT+TMForum

Data Catalogue
DCAT(IAM)

PolicyExecution
ODRL

PolicyEngines

Dataspace Connector(SovereignDataExchange)

Service + Data
Catalogues(DCAT)

PolicyEngines

Service
Validation(VC, RDF)

Policies &Policy Engines(ODRL)

Resource Description Format (RDF)

Common Standards(Compliance,IAM)

DSBA Reference Specification(“DSBA Convergence Document v2”):
Full stack, incl:• Data Exchange API and Data Models• Marketplace functions (connector &data space global level)

Basic Enablers for Trust and Data Sovereignty:• Trust Framework• Data Spaces Protocol

Foundational global standards for
distributed systems

Basis for interoperable extensions

ProductsContracts
BillingOSS
CommercialServices

Conceptual Models
Protocols & API
Data Models

Regulation
DomainEcosystem

DSBA Convergence…
Contributing
Specifications

Contributing
OSS & Services

BDVA

Data Value<Methodologies, Models>

FIWARE

Linked Data Exchange (NGSI-LD)
Generic Enablers, Marketplace,Marketplace (TM Forum Open APIs) FIWARE Data Space Connector

IDSA

Data Space Protocol<Communities>

Gaia-X

Trust Framework

Gaia-X Compliance, GXDCH<Communities>