UPDATE ......From Tuesday 8 April 2025 we have changed the way that Single Sign-on works on this wiki. Please see here for more information:
Update
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Federation metadata feeds are combined into a single collection - the eduGAIN metadata aggregate as described in detail later. If an md:EntityDescriptor/@entityID value appears in more than one federation metadata feed, the resulting collection will contain only one of the these entities; the others will be discarded. MDS does not attempt to merge or otherwise combine the clashing entity descriptions. See the technical details for a description of the collision handling algorithm.
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