# \#service-provider-fed
**URL:** https://forum.clarin.eu/tag/service-provider-fed/66.md
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## [Introducing the CLARIN Single sign-on proxy](https://forum.clarin.eu/t/introducing-the-clarin-single-sign-on-proxy/1216)
**Author:** [@andmor](https://forum.clarin.eu/u/andmor)\
**Replies:** 4\
**Last updated:** [7 April 2026 10:18 UTC](https://forum.clarin.eu/t/introducing-the-clarin-single-sign-on-proxy/1216 "2026-04-07T10:18:12Z")
The CLARIN Single Sign-On (SSO) SAML proxy is now entering its production testing phase We are modernizing our Service Provider Federation (SPF) infrastructure to make it more reliable, flexible, faster, and easier to…
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## [Improvements on submission facility for SAML metadata](https://forum.clarin.eu/t/improvements-on-submission-facility-for-saml-metadata/1232)
**Author:** [@andmor](https://forum.clarin.eu/u/andmor)\
**Replies:** 0\
**Last updated:** [9 February 2026 13:53 UTC](https://forum.clarin.eu/t/improvements-on-submission-facility-for-saml-metadata/1232 "2026-02-09T13:53:25Z")
We are pleased to announce a series of significant improvements to the way CLARIN Service Provider (SP) operators submit and maintain their SAML metadata. These changes make it easier to update x509 certificates, correct…
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## [Signing key for CLARIN SPF metadata feeds changed](https://forum.clarin.eu/t/signing-key-for-clarin-spf-metadata-feeds-changed/1225)
**Author:** [@andmor](https://forum.clarin.eu/u/andmor)\
**Replies:** 0\
**Last updated:** [5 February 2026 15:26 UTC](https://forum.clarin.eu/t/signing-key-for-clarin-spf-metadata-feeds-changed/1225 "2026-02-05T15:26:36Z")
Dear members of the CLARIN Service Provider Federation, Due to a technical error \[1\], we have replaced the signing certificate used for the metadata feeds we distribute. This affects all metadata feeds available at: …