The following three URLs should be accessible without needing to provide a password.
Shibboleth's details on the current SSO status:
Shibboleths's details on the current SSO session:
SHRINE application: This URL is password-protected by Shibboleth. You will be redirected to the idP's login form; and upon successful login, back to the shrine application.
SHRINE 4.0.0 Appendix A.10 - Logs and Troubleshooting