---
notetype: reference
standard: ISO 27001
version: 2022
language: EN
type: clause
id: "C.9.1"
title: "Monitoring measurement analysis and evaluation"
tags:
- iso27001/2022/EN
- sourcetext
status: active
---
## 9.1 Monitoring measurement analysis and evaluation

The organization shall determine:

a\) what needs to be monitored and measured, including information security processes and controls;

b\) the methods for monitoring, measurement, analysis and evaluation, as applicable, to ensure valid results. The methods selected should produce comparable and reproducible results to be considered valid;

c\) when the monitoring and measuring shall be performed;

d\) who shall monitor and measure;

e\) when the results from monitoring and measurement shall be analysed and evaluated;

f\) who shall analyse and evaluate these results.

Documented information shall be available as evidence of the results.

The organization shall evaluate the information security performance and the effectiveness of the information security management system.