With the following information you will learn how to provide certificates for authentication with Key Manager.
The keystore is configurable for TLS Authentication using the ONVIF TLS Configuration with PID: com.prosyst.mbs.impl.services.onvif.OnvifTLSConfiguration. To view the configuration in the Web Admin Console, navigate to OSGI > Configuration.

There are two properties you have to set:
The Keystore Type and the Key Manager Type properties indicate the types of the keystore and the KeyManager instance.