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titleUMA V1.0.1 specifications approved by the Kantara membership

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The UMA V1V2.0 .1 specifications are Kantara Recommendations! The in draft! Check out the latest drafts: UMA Core V1V2.0 .1 Recommendationrevision 12 and the OAuth Resource Set Registration V1V2.0 .1 Recommendation are now available (check out the Release Notes too). Many thanks to the Work Group, the Kantara staff, and the membership for their supportrevision 04. If you're interested to contribute to the finalization of these specs, we welcome you! See the Join link up top.


User-Managed Access (UMA) is an award-winning OAuth-based protocol designed to give a web user a unified control point for authorizing who and what can get access to their online personal data, content, and services, no matter where all those things live on the web. Read the spec, join the group, check out the implementations, follow us on Twitter, like us on Facebook, get involved!

See the UMA Roadmap for 2016 page to see the use cases and technical issues that the Work Group is currently focusing on.

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  • January 419: Our 2016 roadmap work has borne fruit and the UMA V2.0 specifications are shaping up! Check out the latest drafts: UMA Core V2.0 revision 1012 and OAuth Resource Registration V2.0 revision 0304. If you're interested to contribute to the finalization of these specs, we welcome you! See the Join link up top.
  • November 4: The UMA Legal subgroup has a new sharpened-up charter today! Check out the Legal page for links to interim deliverables. Particularly if you're a "legal eagle", are familiar with GDPR, or have business use cases involving delegation or proxies/guardians, we'd love for you to join us and help out. (See the Join link on this page.)
  • June 23: Today Eve Maler (@xmlgrrl), Maciej Machulak (@mmachulak), and Domenico Catalano (@domcat) were re-elected to their leadership team positions – chair, vice-chair, and user experience editor, respectively. Maciej was also elected to the new position of UMA Developer Resources Work Group liaison. See the Leadership Team page for all details. Thanks to all previously serving leadership team members for their service!
  • March 29: One of UMA's three trust elevation methods, claims gathering, was reported on January 27 to be affected by a session fixation attack. The WG has produced an extension specification to enable mitigation of the attack called UMA Claims-Gathering Extension for Enhanced Security, and a background document to further discuss the attack, the mitigation chosen, and other approaches considered and possible. Many thanks to the original reporters of the issue and the group for its quick action.
  • Chair: Eve Maler
  • Vice-Chair: Maciej Machulak
  • Full leadership team list
  • Read about Kantara leadership roles
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