In Kubernetes, the API server is the central way to interact and manage the cluster. To improve cluster security in Azure Kubernetes Server, Ruchika Gupta shows Scott Hanselman how you can restrict access to the API server to a limited set of IP address ranges.
2:23 – Demo
Secure access to the API server using authorized IP address ranges in Azure Kubernetes Service (AKS)
Azure Kubernetes Service (AKS) overview
Kubernetes: Getting started
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Publisher: Microsoft Azure
You can watch this video also at the source.