On 8/21/2024 3:02 AM, Peter Schober via users wrote: > Not so sure about that, given that the NameID they're asking for is > for SAML1 and the protocol they're using is SAML 2. The one is version 1.1: urn:oasis:names:tc:SAML:1.1:nameid-format:emailAddress but it's pretty widely used with SAML 2 :).