ISO 27001 is an international standard for Information Security Management Systems (ISMS), while APRA CPS 234 is an Australian Prudential Regulatory Authority (APRA) standard for cyber security. 2. ISO 27001 is focused on the management of information security risks, while APRA CPS 234 is focused on the protection of customer data. 3. ISO 27001 is a general standard, while APRA CPS 234 is specific to the banking and finance sector. 4. ISO 27001 requires the implementation of an ISMS, while APRA CPS 234 requires the implementation of a cyber security framework. 5. ISO 27001 is based on a risk-based approach, while APRA CPS 234 is based on a prescriptive approach. 6. ISO 27001 is focused on protecting information assets, while APRA CPS 234 is focused on protecting customer data.