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The InCommon Metadata Distribution Service facilitates secure and trusted exchange of critical organizational identity, service location/capability, and contact information among identity providers and service providers.

Find and retrieve metadata for identity providers and service providers in InCommon and R&E federations around the world using the InCommon Metadata Distribution Service.


Service Level Objectives

The Release Candidate endpoints of this service are designed to meet the following requirements on a best-effort basis:

  • 99.9% availability
  • <= 200ms per request from clients on the Internet2 network
  • Metadata validity window of no less than 5 business days (metadata is valid for 14 days, but may be signed infrequently over extended holiday periods)
  • You can see the status of InCommon services on our status dashboard


Find out the latest features and changes to the MDQ Service.

Other Federation topics 

search Visit the InCommon Federation Library wiki