Can we restrict the access to the Collaboration Hub directly in our ADFS?
Please note that this is a 3rd party application and we, therefore, take no responsibility!
Yes, it is possible. You can restrict the access to the AD group "Signavio". Please follow for the configuration the external instruction guide: https://serverfault.com/questions/676916/adfs-restrict-to-ad-group
KBA , BPI-SIG-CA-SEC-SAM , SAML 2.0 for SAP Signavio , How To