[Helmut10001]

Keycloak has Kerberos+LDAP Federation build in. I wrote a blog post on how to self-host keycloak [1]. If you don't do theming, it is quite quick to setup. Just updated the blog post for version 25.0.1.

[1]: https://du.nkel.dev/blog/2024-02-10_keycloak-docker-compose-...