ISO/IEC 27001 Lead Auditor
What does the ISO/IEC 27001 Lead Auditor exam cover, on one page?
PECB's ISO/IEC 27001 Lead Auditor exam on one page: seven domains, how many of the 80 multiple-choice questions each one carries, and what each one covers, from Candidate Handbook version 1.5. The mnemonic at the bottom gives you the seven in order.
What does the ISO/IEC 27001 Lead Auditor exam cover, on one page?
ISO 27001 Lead Auditor, Handbook 1.5
1 Principles and concepts (13)
- Information security concepts
- The organization's operations
- Compliance requirements
2 ISMS and ISO/IEC 27001 requirements (8)
- Structure of ISO/IEC 27001:2022
- Components of an ISMS
- Interpreting the requirements
3 Audit concepts and principles (14)
- Audit principles
- First, second and third party
- Professionalism and ethics
4 Preparing an audit (12)
- Preparation steps
- Materiality and the risk-based approach
- Reasonable assurance
- Audit team roles
5 Conducting an audit (18)
- Stage 1 audit
- Opening meeting
- Stage 2 audit
- Collecting audit evidence
6 Closing an audit (7)
- Evaluating evidence
- Recommendation for certification
- Audit conclusions
- Closing meeting
7 Managing an audit program (8)
- Follow-ups and surveillance
- Establishing an audit program
- Protecting audit records
Principles Requirements Audit Prepare Conduct Close Manage
- P Principles and concepts
- R ISMS and ISO/IEC 27001 requirements
- A Audit concepts and principles
- P Preparing an audit
- C Conducting an audit
- C Closing an audit
- M Managing an audit program
ISO/IEC 27001 Lead Auditor mind map
Embed it on your site, wiki or study group page:
<a href="https://credentialpress.com/guides/iso-27001-lead-auditor-mind-map"><img src="https://credentialpress.com/img/mindmaps/iso-27001-lead-auditor.png" alt="ISO/IEC 27001 Lead Auditor mind map" width="1600" height="1131"></a>
How do you use the mind map?
Print the PDF and pin it where you study, or open the Markdown in Obsidian (a mind map plugin draws it from the headings). Say the mnemonic until you can list the domains in order, then add one item from memory under each branch. The quiz tells you which branch to revisit.
Where next?
Also free: the ISO/IEC 27001 Lead Auditor interview questions and the ISO/IEC 27001 Lead Auditor 10-question quiz, plus every other credential on our study tools page. For the full syllabus, the ISO 27001 Lead Auditor Exam Guide and the ISO 27001 Lead Auditor Practice Exams go domain by domain.
Frequently asked questions
What are the ISO/IEC 27001 Lead Auditor exam domains?
1 Principles and concepts (13); 2 ISMS and ISO/IEC 27001 requirements (8); 3 Audit concepts and principles (14); 4 Preparing an audit (12); 5 Conducting an audit (18); 6 Closing an audit (7); 7 Managing an audit program (8).
Is there a mnemonic for the ISO/IEC 27001 Lead Auditor domains?
Principles Requirements Audit Prepare Conduct Close Manage: P for Principles and concepts, R for ISMS and ISO/IEC 27001 requirements, A for Audit concepts and principles, P for Preparing an audit, C for Conducting an audit, C for Closing an audit, M for Managing an audit program.
Can I use the ISO/IEC 27001 Lead Auditor mind map in Obsidian?
Yes. Download the Markdown file and open it in Obsidian; a mind map plugin draws it from the headings. A printable PDF and a PNG are free too.
Which books go deeper on ISO/IEC 27001 Lead Auditor?
ISO 27001 Lead Auditor Exam Guide
PECB Certified ISO/IEC 27001 Lead Auditor. 14 chapters, 398 pages.
ISO 27001 Lead Auditor Practice Exams
Three complete practice papers with model answers and marking schemes. 92 pages.
Sources
- PECB, ISO/IEC 27001 Lead Auditor Candidate Handbook, version 1.5, read 5 October 2026
- PECB, List of PECB exams, read 5 October 2026
- PECB, ISO/IEC 27001 Lead Auditor course page
- ISO, ISO 19011:2018 Guidelines for auditing management systems
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