Steps to implement ISO 27001

For current implementation, consider ISO/IEC 27001:2022 with Amendment 1:2024. System certification does not guarantee that every information security incident will be prevented.

ISO/IEC 27001:2022 and its 2024 amendment

The following reference roadmap comprises 12 main steps:

12 implementation steps

1. Assess the organization’s current arrangements against ISO 27001 information security management requirements.
2. Define the scope and processes of the ISMS.
3. Identify the organization’s information assets.
4. Assess information security risks and determine appropriate controls.
5. Prepare the Statement of Applicability (SoA).
6. Prepare the risk treatment plan.
7. Operate the ISMS management processes.
8. Collect feedback and adjust the system.
9. Plan and conduct internal audits.
10. Take corrective action following internal audits.
11. Conduct management review of ISMS effectiveness.
12. Complete the certification audit and corrective actions.

Schedule and resources

The original roadmap estimates approximately three to six months when suitable information technology infrastructure and other necessary resources are already available. This is an indicative planning period, not a guaranteed completion time.

The activities and schedule may change according to each project’s circumstances.