How To: CILogon: Which Identity Provider do I select?
When you attempt to login to any applications using CiLogon (Open OnDemand for example) you will be presented with this screen:

If you are a UMSystem user, you will need to select the “University of Missouri System” Identity provider. Users from other institutions that are a part of the InCommon Federation are also able to select their home institution as the Identity provider. Other users from institutions that are not a part of InCommon will need to select “ORCID”. See Article - How To: CiLogon: Creating... for instructions on creating an ORCID.