ISM - Australian Cyber Security Centre Information Security Manual

The Australian Information Security Manual (ISM) is a cybersecurity framework developed by the Australian Cyber Security Centre (ACSC). It provides detailed guidelines and best practices for securing information and systems against cyber threats. The ISM is designed primarily for Australian government agencies but is also used by private organizations.

Validated and supported compliance automation profiles are available for the versions listed below. 

Red Hat has published a hardening guide for OpenShift: Australian E8 and ISM.

Information Security Manual (ISM) | Cyber.gov.au