Lab
A Cloud Guru

Limit Service Account Permissions in Kubernetes

Service accounts can be a useful tool in Kubernetes, but they could become a security risk if their permissions are too broad. In this lab, you will practice your Kubernetes security skills by restricting permissions for a service account to only those that are necessary.

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Path Info

Level

Advanced

Duration

30m

Published

May 19, 2021

Challenge

Create a Service Account with Appropriate Permissions for the pod-watch Pod

The pod-watch Pod in the auth namespace needs to be able to get and list Pods and Pod logs in the auth namespace.

Create a service account called pod-monitor and assign it appropriate RBAC permissions for the pod-watch Pod.

Modify the pod-watch Pod to use the new service account. Note that you will need to delete and re-create the Pod to do this. A manifest for the Pod can be found in /home/cloud_user.
Challenge

Create a Service Account with Appropriate Permissions for the svc-watch Pod

The svc-watch Pod in the auth namespace needs to be able to get and list Services and Endpoints in the auth namespace.

Create a service account called svc-monitor in the auth namespace and assign it appropriate RBAC permissions for the svc-watch Pod.

Modify the svc-watch Pod to use the new service account. Note that you will need to delete and re-create the Pod to this. A manifest for the Pod can be found in /home/cloud_user.
Challenge

Delete the Old Shared Service Account

Delete the old auth-sa service account that these Pods were using previously.

Author

A Cloud Guru

The Cloud Content team comprises subject matter experts hyper focused on services offered by the leading cloud vendors (AWS, GCP, and Azure), as well as cloud-related technologies such as Linux and DevOps. The team is thrilled to share their knowledge to help you build modern tech solutions from the ground up, secure and optimize your environments, and so much more!

What's a lab?

Hands-on Labs are real environments created by industry experts to help you learn. These environments help you gain knowledge and experience, practice without compromising your system, test without risk, destroy without fear, and let you learn from your mistakes. Hands-on Labs: practice your skills before delivering in the real world.