ISO/IEC TS 27100:2020
Information technology - Cybersecurity - Overview and concepts
This document provides an overview of cybersecurity.
This document:
- describes cybersecurity and relevant concepts, including how it is related to and different from information security;
- establishes the context of cybersecurity;
- does not cover all terms and definitions applicable to cybersecurity; and
- does not limit other standards in defining new cybersecurity-related terms for use.
This document is applicable to all types and sizes of organization (e.g. commercial enterprises, government agencies, not-for-profit organizations).
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Foreword
Introduction
1 Scope
2 Normative references
3 Terms and definitions
4 Concepts
4.1 Cyberspace
4.2 Cybersecurity
5 Relationship between cybersecurity and relevant concepts
5.1 Relationship between information security and cybersecurity
5.2 Relationship between ISMS and cybersecurity
5.2.1 Cyberspace as a field of risk sources for an ISMS
5.2.2 ISMS in support of cybersecurity
5.3 Cybersecurity framework
5.4 Cybersecurity and safety
5.5 Cyber insurance
6 Risk management approach in the context of cybersecurity
6.1 General
6.2 Threat identification
6.3 Risk identification
7 Cyber threats
7.1 General
7.2 General business organization
7.3 Industrial organization and industrial automation and control systems
7.4 Products, services, and supplier relationships
7.5 Telecommunications services/internet service providers
7.6 Public authorities
7.7 Critical infrastructure
7.8 Individual person
8 Incident management in cybersecurity
8.1 General
8.2 Incident management within an organization
8.3 Cross-organizational coordination
8.4 Technical support by product and service supplier
Annex A (informative) A layered model representing cyberspace
Bibliography
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Foreword
Introduction
1 Scope
2 Normative references
3 Terms and definitions
4 Concepts
4.1 Cyberspace
4.2 Cybersecurity
5 Relationship between cybersecurity and relevant concepts
5.1 Relationship between information security and cybersecurity
5.2 Relationship between ISMS and cybersecurity
5.2.1 Cyberspace as a field of risk sources for an ISMS
5.2.2 ISMS in support of cybersecurity
5.3 Cybersecurity framework
5.4 Cybersecurity and safety
5.5 Cyber insurance
6 Risk management approach in the context of cybersecurity
6.1 General
6.2 Threat identification
6.3 Risk identification
7 Cyber threats
7.1 General
7.2 General business organization
7.3 Industrial organization and industrial automation and control systems
7.4 Products, services, and supplier relationships
7.5 Telecommunications services/internet service providers
7.6 Public authorities
7.7 Critical infrastructure
7.8 Individual person
8 Incident management in cybersecurity
8.1 General
8.2 Incident management within an organization
8.3 Cross-organizational coordination
8.4 Technical support by product and service supplier
Annex A (informative) A layered model representing cyberspace
Bibliography