# DFN-AAI / eduGAIN Federation Membership

**Canonical:** https://apis.io/apis/universitat-hamburg/dfn-aai/  
**Provider:** Universität Hamburg — https://apis.io/providers/universitat-hamburg/  
**Base URL:** https://mdq.aai.dfn.de/entities/https%3A%2F%2Flogin.uni-hamburg.de%2Fidp%2Fshibboleth  
**Documentation:** https://www.aai.dfn.de/

DFN-AAI / eduGAIN Federation Membership is one of 12 APIs that [Universität Hamburg](https://apis.io/providers/universitat-hamburg/) publishes on the [APIs.io](https://apis.io/) network. Tagged areas include Identity Federation, SAML, eduGAIN, DFN-AAI, and Metadata.

Universität Hamburg's IdP is registered in DFN-AAI, the German national identity federation and eduGAIN member, and its metadata is resolvable through the DFN-AAI MDQ service. registrationAuthority https://www.aai.dfn.de. The entity asserts support for the REFEDS Research & Scholarship entity category and the GÉANT Data Protection Code of Conduct v1. A federation is shared by definition; the IdP behind this entry is the institution's own, which is why the relationship is recorded rather than dropped as a shared host.

## Machine-readable artifacts (1)

- **OpenAPI** — https://raw.githubusercontent.com/api-evangelist/universitat-hamburg/refs/heads/main/apis.yml

## Other Universität Hamburg APIs (11)

- [ZFDM Research Data Repository API](https://apis.io/apis/universitat-hamburg/zfdm-repository-api/)
- [ZFDM Repository OAI-PMH](https://apis.io/apis/universitat-hamburg/zfdm-oai/)
- [E-Dissertationen (ediss.sub.hamburg) OAI-PMH](https://apis.io/apis/universitat-hamburg/ediss-oai/)
- [Hamburg University Press OAI-PMH](https://apis.io/apis/universitat-hamburg/hup-oai/)
- [HUP Journal Server OAI-PMH](https://apis.io/apis/universitat-hamburg/journals-oai/)
- [Digitized Collections (Kitodo.Presentation) OAI-PMH](https://apis.io/apis/universitat-hamburg/digitalisate-oai/)
- [Universität Hamburg Shibboleth SAML 2.0 Identity Provider Metadata](https://apis.io/apis/universitat-hamburg/saml-idp/)
- [DataCite Registrant (prefix 10.25592)](https://apis.io/apis/universitat-hamburg/datacite-registrant/)
- [Crossref Member 25426 (prefix 10.15460)](https://apis.io/apis/universitat-hamburg/crossref-member/)
- [ROR Registration (00g30e956)](https://apis.io/apis/universitat-hamburg/ror/)
- [Open-Access-Portal Universität Hamburg](https://apis.io/apis/universitat-hamburg/open-access-portal/)

## Tags

Identity Federation, SAML, eduGAIN, DFN-AAI, Metadata

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Profiled by [API Evangelist](https://apievangelist.com) and published on [APIs.io](https://apis.io/apis/universitat-hamburg/dfn-aai/). The API's provider profile, Kin Score and agent-readiness rating are at https://apis.io/providers/universitat-hamburg/.