ISO/IEC 27001 is the international standard for an Information Security Management System (ISMS) — a structured, risk-based framework for protecting information. Certification proves to customers, regulators, and partners that security is managed systematically rather than ad hoc. This checklist walks through what an ISO 27001:2022 implementation actually requires, from scoping to certification.
1. Context and scope
Define the boundaries of your ISMS: which business units, locations, systems, and data are included. Identify internal and external issues and the interested parties (customers, regulators, employees) whose requirements you must meet.
2. Leadership and policy
Secure visible top-management commitment, assign clear roles and responsibilities, and establish an information security policy that sets direction and objectives. Without leadership buy-in, certification stalls.
3. Risk assessment and treatment
Identify information security risks, analyze and evaluate them against defined criteria, and decide how to treat each one. Document your decisions in a Statement of Applicability (SoA) that justifies which controls you apply and which you exclude.
4. Annex A controls (2022 revision)
The 2022 version organizes 93 controls into four themes: organizational, people, physical, and technological. Map each applicable control to your environment — covering areas such as access control, cryptography, secure development, supplier relationships, logging and monitoring, and incident management.
5. Operation, monitoring, and improvement
- Operate the controls and keep evidence that they work.
- Monitor, measure, and conduct internal audits against the standard.
- Hold management reviews and drive continual improvement, correcting nonconformities.
6. Certification
An accredited body audits in two stages: Stage 1 reviews documentation and readiness, Stage 2 tests implementation. Certification is then maintained through annual surveillance audits and recertification every three years.
ISO 27001 also satisfies much of what Israel’s data-security obligations demand, making it a strong foundation for local compliance. Persist Security holds ISO 27001 certification and guides clients through the full journey via our GRC service and vCISO. Contact us to start your certification roadmap.
