The Microsoft Cloud Adoption Framework for Azure, or CAF, is Microsoft’s end to end guidance for planning, building, and operating your move to Azure. It’s not a single product or service, but a comprehensive set of best practices, proven methodologies, documentation, and tools to support your entire cloud journey..
In simple terms, CAF provides a roadmap for your Azure journey, from defining why you’re moving to the cloud, to planning and readying your environment, to migrating or innovating in the cloud, and then governing and managing it long-term.
Microsoft created this framework so companies don’t have to figure out cloud adoption by trial and error. Instead of winging it, you can follow a proven blueprint to minimise risks and maximise the value of cloud projects.
Why did Microsoft create the Cloud Adoption Framework?
Migrating to the cloud can be complex, and many early cloud projects ran into similar problems, such as cost overruns, security gaps, or stalled deployments. Microsoft developed the Cloud Adoption Framework to solve these common challenges and give organisations a structured way to adopt Azure.
The framework addresses issues that often cause cloud projects to exceed budgets or timelines. It provides guidance to avoid common pitfalls like governance gaps, security vulnerabilities, and unexpected costs by covering not just the technical migration steps but also business strategy, people, process changes, and ongoing operations.
What are the main phases of the Cloud Adoption Framework?
The Azure Cloud Adoption Framework breaks down the cloud journey into a series of phases (methodologies) that guide you from initial strategy to steady-state operations. The main CAF phases are:
Strategy
Strategy defines your desired business outcomes and justification for cloud adoption. You document why you’re moving to Azure (e.g., to increase agility, reduce costs, etc.), what success looks like, and how you’ll measure it. This phase helps you align stakeholders around measurable metrics and ROI targets.
Plan
Once you know your “why,” you need a “how.” The Plan stage is about creating an actionable adoption plan.. You evaluate your digital estate(applications, data, infrastructure), assess current workloads and applications, identify skill gaps in your team, and create a detailed roadmap with timelines and resource needs. The plan maps your technical work to the business motivations you defined in strategy..
Ready
Ready prepares your Azure environment for workloads. You create landing zones, which are pre-configured environments built according to best practices for security, governance, and scalability. This phase establishes identity management, access controls, network topology, and baseline policies before you migrate anything.
Adopt
This is the implementation phase where you execute your cloud adoption plan. The Adopt methodology provides two primary paths: Migrate and Innovate. You can migrate existing workloads like virtual machines and databases, or you can innovate by building new cloud-native applications or modernising existing ones using Azure services.
Govern
The Govern phase is about implementing policies, security controls, and cost management practices across your Azure environment. For example, you might set up Azure Policy to enforce tagging and compliance, use role-based access control (Azure RBAC) to restrict permissions, and define budgets.
Manage
In this phase, you focus on operations management, monitoring, and improvement of your cloud setup. Key activities include setting up monitoring and alerts, automating routine tasks, and refining processes to achieve operational excellence. The goal is to keep your cloud services running efficiently, securely, and reliably over the long term.
Who should use the Cloud Adoption Framework?
Essentially, any organisation serious about Azure should consider CAF. It’s especially valuable if you have multiple teams or a lot of cloud assets, because it provides a common game plan that gets everyone (Cloud architects, IT leaders, project managers, and even business stakeholders) on the same page.
What are the benefits of using the Cloud Adoption Framework (Versus winging it)?
Following the Azure Cloud Adoption Framework (CAF) gives you several advantages over unstructured cloud adoption. You get proven guidance that reduces risks, validated across thousands of real deployments. The framework’s guidance has been validated by thousands of real Azure projects from startups to Fortune 500 enterprises, meaning you’re leveraging lessons learned. This means fewer surprises and faster results.
The framework provides structured financial planning for better cost predictability and ROI. You avoid common cost overruns by following tested patterns for resource sizing and governance. Organisations report cutting SAP hosting costs by 50% and reducing ERP unavailability by 95% after following framework guidance.
You accelerate deployment timelines with prescriptive roadmaps. Instead of figuring everything out yourself, you follow established paths for planning, migrating, and optimising workloads at scale. The framework includes ready-to-use templates(for example, Azure landing zone blueprints), decision trees, and assessment tools that speed up decision-making.
The framework ensures security and compliance from the start through integrated governance frameworks. You build security controls into your environment before deploying workloads, protecting against threats while maintaining regulatory alignment.
CAF also encourages smart use of Azure tools. Rather than manually managing everything, you integrate services like Azure Automation, Azure Policy, and Azure Monitor as part of your plan.
When should you use the Cloud Adoption Framework?
The best time to start with CAF is at the very beginning of your cloud initiative during the planning and strategy phase. Ideally, as soon as your organisation is considering Azure (or any significant cloud project), you would consult the Azure Cloud Adoption Framework to shape your approach. This ensures that from day one, you have a clear roadmap and aren’t scrambling to add governance or security after the fact.
That said, CAF is still valuable at any stage of the cloud journey. If you’re mid-way through a migration and realise things are disorderly, you can still introduce CAF principles to regain structure. For example, you might pause and formalise a governance model (using the Govern phase guidance) or implement some Manage phase practices like better monitoring and automation, even if your initial migration has started.
What are common pitfalls to avoid with CAF (or Cloud adoption in general)?
While the Azure Cloud Adoption Framework is meant to prevent pitfalls, organisations can still run into challenges if they misapply or ignore parts of it. Here are some common pitfalls related to cloud adoption (that CAF aims to help you avoid):
Skipping the “Strategy” Step
One of the biggest mistakes is diving into Azure without clear business goals. If you don’t understand why you’re moving to the cloud, you might migrate workloads that don’t actually benefit, or you might not get stakeholder support.
Overloading the IT Team Without Support
A common pitfall is dumping the migration effort on an already-busy internal IT team with no extra help. This can lead to burnout, slow progress, or mistakes in the cloud setup. CAF suggests assessing skills and possibly augmenting your team or using IT support partners where needed.
Neglecting Governance and Security Early On
Organisations that don’t put at least basic governance in place (things like subscription organisation, access controls, resource tagging, security monitoring) often face chaos down the line with budget overruns, security incidents, or compliance violations. Sometimes teams skip governance because it’s seen as bureaucracy, but it’s much harder to retrofit policies after hundreds of resources are deployed haphazardly.
Not Investing in People and Skills.
Another critical mistake is failing to train and upskill your team for the new cloud environment.
We’ve seen cases where a company moved to Microsoft Azure but didn’t educate their operations folks on how to manage cloud resources, leading to mistakes or reliance on external consultants for routine tasks.
Finally, CAF is meant to instill a continuous improvement approach (especially with the Manage phase). If leadership expects that once migration is done, everything runs itself, they’re in for a surprise. Cloud success requires continuous management, cost oversight, and security updates, among other things.
Get help tailoring Azure CAF to your organisation.
If you’re unsure how to begin or need guidance tailoring the Microsoft Cloud Adoption Framework to your organisation, we’re here to help. At Zenzero, we’ve helped companies of all sizes plan and execute successful Azure migrations using CAF principles. We can work with you to develop a cloud adoption strategy, set up a secure landing zone, or automate your cloud operations, all aligned to best practices. Don’t hesitate to reach out for a chat about your cloud goals.