IdentityServer 4 with Active Directory on Premise

Question

Our client have many applications and they want to integrate it to just log once (single sign on), but they want that using active directory on premise they have their own serve

Answer 1

IdentityServer supports multiple ways to authenticate Windows users

• Windows integrated authentication if the machine running IS is domain joined (as the documentation describes)
• Username/password login page via LDAP (manual code from the account controller)
• via federation (e.g. with OpenID Connect/ADFS or a domain joined IdentityServer)