---
notetype: reference
standard: ISO 27001
version: 2022
language: EN
type: clause
id: "C.7.4"
title: "Communication"
tags:
- iso27001/2022/EN
- sourcetext
status: active
---
## 7.4 Communication

The organization shall determine the need for internal and external communications relevant to the information security management system including:

a\) on what to communicate;

b\) when to communicate;

c\) with whom to communicate;

d\) how to communicate.