ISO-IEC-27001-Lead-Auditor Exam Information and Guideline
PECB Certified ISO/IEC 27001 Lead Auditor 2025
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Exam Specification: ISO-IEC-27001-Lead-Auditor (PECB Certified ISO/IEC 27001 Lead Auditor)
Exam Name: ISO-IEC-27001-Lead-Auditor (PECB Certified ISO/IEC 27001 Lead Auditor)
Exam Code: ISO-IEC-27001-Lead-Auditor
Exam Duration: 3 hours
Passing Score: Not specified
Exam Format: Multiple-choice
Course Outline:
1. Introduction to Information Security Management Systems (ISMS)
- Understanding the principles and concepts of information security
- Overview of ISO/IEC 27001 and its requirements
- Roles and responsibilities of an ISMS lead auditor
2. Planning and Initiating an ISO/IEC 27001 Audit
- Establishing the audit objectives, scope, and criteria
- Developing an audit plan and schedule
- Conducting the opening meeting with auditees
3. Conducting an ISO/IEC 27001 Audit
- Gathering and evaluating audit evidence
- Interviewing auditees and conducting site visits
- Documenting audit findings and observations
4. Audit Reporting and Communication
- Preparing and issuing an audit report
- Communicating audit findings to relevant stakeholders
- Addressing corrective actions and follow-up activities
5. Audit Follow-up and Closure
- Evaluating the effectiveness of corrective actions
- Verifying compliance with ISO/IEC 27001 requirements
- Finalizing the audit and preparing for closure
Exam Objectives:
1. Understand the principles and concepts of information security management.
2. Familiarize oneself with the ISO/IEC 27001 standard and its requirements.
3. Plan and initiate an ISO/IEC 27001 audit effectively.
4. Conduct an ISO/IEC 27001 audit, including gathering and evaluating audit evidence.
5. Report audit findings and communicate them to relevant stakeholders.
6. Follow up on audit findings and verify the effectiveness of corrective actions.
7. Close the audit process and ensure compliance with ISO/IEC 27001 requirements.
Exam Syllabus:
Section 1: Introduction to Information Security Management Systems (10%)
- Information security principles and concepts
- Overview of ISO/IEC 27001 and its requirements
- Role of an ISMS lead auditor
Section 2: Planning and Initiating an ISO/IEC 27001 Audit (20%)
- Audit objectives, scope, and criteria
- Development of an audit plan and schedule
- Conducting the opening meeting with auditees
Section 3: Conducting an ISO/IEC 27001 Audit (40%)
- Gathering and evaluating audit evidence
- Interviewing auditees and conducting site visits
- Documentation of audit findings and observations
Section 4: Audit Reporting and Communication (15%)
- Preparation and issuance of an audit report
- Communication of audit findings to stakeholders
- Addressing corrective actions and follow-up activities
Section 5: Audit Follow-up and Closure (15%)
- Evaluation of corrective actions' effectiveness
- Verification of compliance with ISO/IEC 27001 requirements
- Finalization of the audit and closure
Complete Exam Objectives:
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- Domain 1: Fundamental principles and concepts of an information security management system (ISMS)
- understand and explain the main concepts of the information security management system
- understand and explain the organization’s operations and the development of information security standards
- identify, analyze, and evaluate the information security compliance requirements for an organization
- explain and illustrate the main concepts in information security and information security risk management
- distinguish and explain the difference between information asset, data and record
- understand, interpret, and illustrate the relationship between information security aspects such as controls, vulnerabilities, threats, risks, and assets
- illustrate big data, artificial intelligence, machine learning, cloud computing, and outsourcing operations
- Domain 2: Information security management system (ISMS)
- understanding the ISO/IEC 27001 requirements and the structure of the standard
- understanding the components of an information security management system based on ISO/IEC 27001 and its principal processes
- understand, interpret, and analyze the requirements of ISO/IEC 27001
- understanding whether the organization has satisfied the needs of the interested parties
- understand, explain, and illustrate the main steps to establish, implement, operate, monitor, review, maintain, and improve an organization’s ISMS
- understanding the risk assessment approach and methodology
- understanding the selection of appropriate controls based upon Annex A of ISO/IEC 27001
- Domain 3: Fundamental audit concepts and principles
- understand, explain, and illustrate the application of the audit principles in an ISMS audit
- differentiate first, second, and third party audits
- identify and judge situations that would discredit the professionalism of the auditor and violate the PECB Code of Ethics
- identify and judge ethical issues considering the obligations related to the audit client, auditee, law enforcement, and regulatory authorities
- understanding the legal implications related to any irregularities committed by the auditee
- understanding the impact of trends and technology in auditing
- explain, illustrate, and apply the audit evidence approach in the context of an ISMS audit
- explain and compare evidence types and their characteristics
- determine and justify the type and amount of evidence required in an ISMS audit
- Domain 4: Preparing an ISO/IEC 27001 audit
- determine and evaluate the level of materiality and apply the risk-based approach during the different stages of an ISMS audit
- judge the appropriate level of reasonable assurance needed for an ISMS audit
- understand and illustrate the steps and activities to prepare an ISMS audit considering the specific context of the audit
- understand and explain the roles and responsibilities of the audit team leader, audit team members, and technical experts
- determine and evaluate the level of materiality during the different stages of an ISMS audit
- determine the audit feasibility
- determine, evaluate, and confirm the audit objectives, the audit criteria, and the audit scope for an ISMS audit
- explain, illustrate, and define the characteristics of the terms of the audit engagement and apply the best practices to establish the initial contact with an auditee
- Domain 5: Conducting an ISO/IEC 27001 audit
- conduct the stage 1 audit, taking into account the documented information evaluation criteria
- organize and conduct an opening meeting
- conduct the stage 2 audit by appropriately following the procedures that this stage entails
- apply the best practices of communication to collect the appropriate audit evidence
- consider the roles and responsibilities of all the interested parties involved
- explain, illustrate, and apply evidence collection procedures and tools
- explain, illustrate, and apply the main audit sampling methods
- gather appropriate evidence from the available information during an audit and evaluate it objectively
- explain, illustrate, and apply the audit evidence approach in an ISMS audit
- develop audit working papers and elaborate appropriate audit test plans in an ISMS audit
- explain and apply the evidence evaluation process: drafting audit findings
- understand, explain, and illustrate the concept of the benefit of the doubt
- report appropriate audit observations in accordance with audit rules and principles
- conduct quality reviews to audit documentation
- complete audit working documents
- Domain 6: Closing an ISO/IEC 27001 audit
- explain and apply the evidence evaluation process: preparing audit conclusions
- justify the recommendation for certification
- draft and present audit conclusions
- organize and conduct a closing meeting
- write and distribute an ISO/IEC 27001 audit report
- evaluate action plans
- Domain 7: Managing an ISO/IEC 27001 audit program
- conduct the activities following an initial audit, including audit follow-ups and surveillance activities
- understand and explain the establishment of an audit program and the application of the PDCA cycle into an audit program
- understand and explain the importance of protecting the integrity, availability, and confidentiality of audit records and the auditors’ responsibilities in this regard
- understand and explain the responsibilities to protect the integrity, availability and confidentiality of audit records
- understand the requirements related to the components of the management system of an audit program as quality management, record management, complaint management
- understand and explain the way that the combined audits are handled in an audit program
- understand the documented information management process
- understand the process of evaluating the efficiency of the audit program by monitoring the performance of each auditor and audit team member
- demonstrate the application of the personal attributes and behaviors associated with professional auditors