Tag: Security
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Using Conftest for Azure Policy for Kubernetes
Conftest is a tool that lets you write tests against structure data like Kubernetes templates. -> https://www.conftest.dev/ So, why should you use Conftest when you already established your policies with Azure Policy for Kubernetes? As Azure Policy for Kubernetes uses Gatekeeper the OPA implementation for Kubernetes under the hood it uses Gatekeeper constraint templates written…
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Azure Policy for Kubernetes – custom policies on Azure Arc enabled Kubernetes
On September 1st Microsoft announced the public preview of the custom policy support for Azure Policy for AKS. -> https://azure.microsoft.com/en-us/updates/custom-aks-policy-support-now-public-preview/ I am already using the public preview on my AKS cluster and was curious about if this would work as well with Azure Arc enabled Kubernetes. The short answer is yes, but with some minor…
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Cloud Native Club – Kubernetes Policies
Last week I had the pleasure of being the guest of the fifth episode of the Cloud Native Club run by my former colleague Robin-Manuel Thiel. We talked about the topic Kubernetes policies covering the Open Policy Agent, Gatekeeper and Azure Policy for Kubernetes. The Cloud Native Club format is in German and hence no…
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Evaluating Gatekeeper policies with the Rego Playground
Writing and evaluating Gatekeeper policies can be hard sometimes. Especially the testing part of a newly created policy. There are different approaches to tackle this like having a dedicated test Kubernetes cluster for it. An alternative we used was a script starting a single node KinD cluster on Docker for Mac and installing Gatekeeper onto…
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Azure Kubernetes Service – Azure RBAC for Kubernetes authorization
At this year’s Ignite conference Microsoft announced the next major step of integrating Azure functionality into AKS: Azure RBAC for Kubernetes authorization. -> https://docs.microsoft.com/en-us/azure/aks/manage-azure-rbac Azure RBAC for Kubernetes authorization lets you assign built-in or custom roles onto the Azure Kubernetes Service object in Azure. So, you do not have to create Kubernetes roles and role…
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Azure Policy for Azure Kubernetes Service
In June I already covered Azure Policy for Kubernetes in a blog post. -> https://www.danielstechblog.io/using-azure-policy-for-kubernetes/ Back then Azure Policy for AKS was in public preview. At this year’s Microsoft Ignite Azure Policy for AKS went GA. -> https://azure.microsoft.com/en-us/updates/ga-policy-addon-for-azure-kubernetes-service/ There have been some significant changes between the public preview and the GA version. First, let us…