Kubernetes has become one of the most popular container orchestrators for deploying applications at scale. And building the cluster securely has always been a matter of concern.
Various features of Kyverno make it unique from other policy engines, such as: Policies are managed as Kubernetes resources Policies are manageable with kubectl, git and Kustomize tools Validate, mutate, generate or even remove any resources Helps in container image signing and verification for software supply chain security Match resources using label selectors and wildcards Enable background scans on existing Kubernetes resources to ensure best practices Block resources and report policy violations Generate policy reports Test policies and validate resources with Kyverno CLI in CI/CD pipeline before using them in a cluster
To work with Kyverno policies in the Kubernetes cluster, first, https://kyverno.io/docs/installation/ Kyverno custom resource definitions (CRDs) either via https://helm.sh/ or kubectl.
Create new pod resource to test the policy apiVersion: v1 kind: Pod metadata: name: nginx-app spec: containers: - image: nginx:latest name: nginx