ISO 27001 Clause 9.1 Monitoring, Measurement, Analysis, Evaluation

ISO 27001 Clause 9.1 Monitoring, Measurement, Analysis, Evaluation

SO 27001 Clause 9.1 is about checking how well your company’s security system works. This is known as “monitoring, measurement, analysis, and evaluation.” This rule means you must watch and check your security system to see if it is doing a good job.

What You Must Do

To follow this rule, you need to decide a few things:

  • What to check? You need to know what parts of your security system you will watch. This includes your plans and rules.
  • How to check? You must find good ways to check your system. The ways you choose should give results that are real and can be checked again.
  • When to check? You must decide when to check things. It could be once a day, once a week, or once a month.
  • Who will check? You need to say who is in charge of checking and looking at the results.

After you have these answers, you need to keep records of what you find. This shows that you are checking your security system and that it is working.

Frequently Asked Questions

What does an auditor look for?

An auditor will want to see proof that you are checking your system. They will ask to see your reports and records. They will also make sure that your methods for checking the system are good.

What should I check?

You should check things that are important to your company’s security goals. This can include things like how fast you fix security problems or how many computers have the correct software.

Is this hard to do?

It can be hard to pick the right things to check. It’s best to start with what is most important to your business.

Why is it important to check the system?

Checking the system helps you find problems. This lets you fix them before they become big issues. It also helps you show others, like customers, that your data is safe.


Here is a video from YouTube that can help you understand this topic: ISO 27001 Clause 9.1 Monitoring, Measurement, Analysis and Evaluation Explained. This video explains what Clause 9.1 is and how to implement it.