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GRC & Compliance·Updated 2026-10-21

What is ISO 27001 certification?

Short answer

ISO/IEC 27001 is an international standard for an information security management system (ISMS). Certification means an accredited certification body has audited the organization’s ISMS, including risk assessment, policies and selected controls, and found it meets the standard.

The details

The 2022 edition’s Annex A lists 93 controls grouped into organizational, people, physical and technological themes. Organizations choose which apply based on their risk assessment and record the decision in a Statement of Applicability.

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Terms explained

ISO/IEC 27001
ISO/IEC 27001 is the international standard for an information security management system (ISMS), against which organizations can be independently certified.
Risk assessment
A cybersecurity risk assessment identifies assets, threats and weaknesses, estimates likelihood and impact, and prioritizes how to treat each risk.

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