ISO/IEC 27005: Introduction

The ISO/IEC 27005: Introduction course provides a structured overview of information security risk management based on ISO/IEC 27005, the international standard that offers guidance for identifying, analyzing, evaluating, and treating information security risks in support of an Information Security Management System (ISMS).

ISO/IEC 27005 is published by the International Organization for Standardization (ISO) and the International Electrotechnical Commission (IEC). It is fully aligned with ISO/IEC 27001 and supports organizations in applying a systematic, repeatable, and risk-based approach to information security.

This introductory course is designed to build foundational understanding of risk concepts, terminology, principles, and processes. It is suitable for professionals who are new to information security risk management or who support ISO/IEC 27001 implementation, audit, governance, and compliance activities.

Course Objectives

By the end of this course, participants will be able to:

  • Understand the purpose and scope of ISO/IEC 27005

  • Explain core information security risk management concepts

  • Describe the relationship between ISO/IEC 27005 and ISO/IEC 27001

  • Understand the stages of the information security risk management process

  • Recognize the role of risk management within an ISMS

Course Curriculum

1

    • Information security risk concepts
    • Threats, vulnerabilities, and impacts
    • Likelihood and consequence
    • Risk ownership and accountability

2

  • Purpose and scope of ISO/IEC 27005
  • Intended users of the standard
  • Benefits of applying ISO/IEC 27005
  • Alignment with ISO/IEC 27001 and ISO risk management principles

3

  • Risk-based thinking
  • Context establishment
  • Risk acceptance and tolerance
  • Communication and consultation

4

  • Risk identification (high-level)
  • Risk analysis (qualitative and quantitative overview)
  • Risk evaluation
  • Risk treatment overview
  • Risk monitoring and review

5

  • Risk avoidance, reduction, transfer, and acceptance
  • Selection of security controls
  • Relationship to ISO/IEC 27001 Annex A / ISO/IEC 27002
  • Residual risk and management approval

6

  • Risk registers
  • Risk assessment reports
  • Supporting decision-making
  • Traceability and consistency

7

  • Supporting ISMS planning and operation
  • Input to the Statement of Applicability (SoA)
  • Supporting audits and management review
  • Continual improvement through risk management

8

  • Common risk management pitfalls
  • Ensuring consistency and objectivity
  • Aligning risk management with business objectives
  • Maintaining effective risk management over time

9

  • Information security and IT professionals
  • Risk, compliance, and governance staff
  • ISMS implementers and coordinators
  • Internal auditors and consultants
  • Professionals new to information security risk management

10

  • No formal prerequisites
  • Basic understanding of information security concepts is beneficial

This course includes

  • 10+ Activity Modules
  • 40 hours + lessons
  • Lifetime access
  • Certificate of completion
  • Available on desktop and mobile

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