ISO 27001

A Comprehensive Framework
for Modern Organizations

Information Security Management Systems

Ten Pillars of ISO 27001

Essential components for robust information security management

1

Overview and Purpose

International standard establishing comprehensive framework for identifying, managing, and reducing information security risks

2

Core Security Principles

CIA Triad foundation: Confidentiality, Integrity, and Availability with risk-based approaches and continuous improvement

3

Evolution from 2013 to 2022

Transition from 114 controls in 14 domains to 93 controls in 4 domains, addressing modern threats and dynamic risk management

4

Implementation Methodology

Structured cycle from defining scope through risk assessment, policy establishment, and continuous monitoring and improvement

5

Risk Assessment Framework

Critical stages including scope establishment, threat identification, impact analysis, and risk treatment planning

6

Security Incident Management

Four-stage systematic approach: assess, contain, restore, and notify with structured protocols for consistent responses

7

Key Security Principles in Practice

Operational security embedding access control, data encryption, incident response planning, and employee awareness

8

Data Security and Privacy Measures

Comprehensive protection through encryption, access controls, regular backups, and defense-in-depth strategies

9

Common Audit Issues and Remediation

Addressing challenges in risk assessment, access controls, system updates, and security awareness through targeted improvements

10

Benefits and Business Value

Delivering cost savings, preparedness, comprehensive coverage, and competitive advantages through certification