iso 27017

A Complete Guide to ISO 27017 Compliance - Cloud Security Controls

Practical support for cloud-focused organisations that need more than generic information security advice

Build trust in your cloud environment with ISO 27017, an extension of ISO 27002 and ISO 27001.

ISO 27017 gives organisations practical guidance for securing cloud services, whether you’re delivering them, using them, or both.

At iso360, we help businesses approach ISO 27017 implementation in a sensible, real-world way, without overcomplicating your systems or creating extra paperwork for the sake of it.

Strengthen your cloud security credentials with ISO 27017 compliance:

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What is ISO 27017?

ISO 27017 is an international standard that provides additional guidance on information security controls for cloud services.

Designed to sit alongside ISO 27001 and ISO 27002, it helps organisations apply security controls more effectively in cloud environments.

While ISO 27001 gives you the framework for an information security management system, the ISO 27017 standard adds cloud-specific guidance for both cloud service providers and cloud service customers.

Put simply, it helps clarify who is responsible for what in the cloud and strengthens control over cloud-based systems and data. By doing this, you reduce the risk of security gaps caused by assumptions, unclear ownership, or poor configuration.

For SaaS companies, cloud platforms, and businesses hosting sensitive data in the cloud, ISO 27017 implementation is a smart next step when additional controls are needed to for cloud-based applications and usage.

Benefits of ISO 27017 compliance

Benefits of ISO 27001 certification

Requirements for ISO 27017

ISO 27017 implementation usually involves applying cloud-specific guidance to your existing information security controls and operations.

This often includes:

Cloud roles and responsibilities

You need clarity on where responsibility sits between cloud provider and customer, especially for areas like access control, configuration, monitoring, and incident handling.

Cloud-specific control guidance

The ISO 27017 standard expands on existing controls and introduces cloud-relevant considerations that support more secure use and delivery of cloud services.

Access and user management

This includes tighter control over privileged access, user provisioning, authentication, and segregation of duties within cloud environments.

Virtual environment security

Cloud systems rely heavily on virtual infrastructure, so controls around separation, protection, and administration of virtual environments become especially important.

Customer data protection

Organisations need to think carefully about how customer data is stored, processed, accessed, shared, and deleted within cloud services.

Configuration and change control

Poorly managed cloud configurations can create major vulnerabilities. ISO 27017 supports more disciplined control over change, deployment, and environment management.

Monitoring and incident response

Cloud environments require visibility. Logging, monitoring, alerting, and cloud-aware incident processes all contribute to stronger security management.

Supplier and third-party oversight

If you rely on external cloud providers or sub-processors, their role needs to be understood and reflected in your security controls and governance.

HOW iso360 HELPS

At iso360, we help organisations make ISO 27017 practical.

Cloud security is rarely just a compliance issue. It sits across infrastructure, product, service delivery, customer trust, and commercial growth. So, we work with you and your colleagues to build an approach that supports the way you operate.

We can help with:

Our approach is collaborative and proportionate. We help you strengthen cloud security without creating unnecessary friction for your teams.

The process of achieving ISO 27017

The process of achieving ISO 27017

A typical ISO 27017 journey with iso360 looks like this:

1. Discovery and scoping

We start by understanding your cloud environment, your services, your customers, and how your teams currently manage security responsibilities.

2. Gap analysis

Your current controls are reviewed against the expectations of ISO 27017 so we can identify where cloud-specific improvements are needed.

3. Control mapping

If you already have ISO 27001 in place, we help map cloud-specific guidance into your existing ISMS and control set.

4. Implementation support

We work with you to strengthen documentation, control ownership, operational processes, and governance around cloud services.

5. Team alignment

Cloud compliance often cuts across technical and non-technical teams. We help make roles, expectations, and responsibilities clearer to everyone involved. 

6. Internal review and readiness

You receive support and guidance with internal checks, audit preparation, and improvement actions so you feel confident in your compliance position.

7. Ongoing improvement

Cloud environments change quickly, so our ongoing compliance management services are available to you to manage changing services, risks, and expectations.  

Who ISO 27017 is for

ISO 27017 is especially relevant for organisations that build, deliver, manage, or rely heavily on the use of cloud services.

This often includes:

If your organisation depends on cloud services to deliver value, handle data, or support customers, ISO 27017 can help strengthen both your controls and your credibility.

Deliverables

Depending on the level of support you need, deliverables may include:

FAQs

ISO 27017 is a cloud security standard that provides additional guidance on information security controls for cloud services, supporting both cloud service providers and cloud customers.

ISO 27017 is typically used as a guidance standard rather than a standalone certifiable management system standard. It is often adopted alongside ISO 27001 to strengthen cloud-specific compliance.

ISO 27001 sets out the requirements for an information security management system. ISO 27017 builds on that by adding cloud-specific guidance for applying security controls in cloud-based environments.

It is especially useful for SaaS companies, cloud service providers, and organisations that host, process, or manage important data in the cloud.

Usually, yes. ISO 27017 is usually most useful when built on top of an existing ISO 27001 framework, because it extends and refines how controls are applied in cloud settings.

The ISO 27017 standard covers cloud-specific security guidance, including roles and responsibilities, virtual environment protection, access control, monitoring, customer data handling, and supplier oversight.

It depends on your starting point, your cloud maturity, and whether you already have ISO 27001 in place. For some organisations it’s an extension of existing controls; for others it requires more foundational work.

If you don’t have ISO 27001 in place already, we can provide an integrated service to incorporate both standards.

Yes. It shows you take a mature, structured approach to cloud security, which can significantly boost customer confidence.

We support businesses with gap analysis, cloud control mapping, implementation guidance, documentation, internal audits, and practical advice tailored to the way their teams work.

Make cloud security clearer with ISO 27017

Cloud environments create huge opportunities, but they also leave plenty of room for assumptions, blurred responsibilities, and avoidable risk.

With the right support, ISO 27017 implementation can help you tighten controls and build a more mature approach to cloud security.

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