- Lab
- A Cloud Guru
Certified Kubernetes Security Specialist (CKS) - Practice Exam Part 3
This lab provides practice scenarios to help prepare you for the Certified Kubernetes Security Specialist (CKS) exam. You will be presented with tasks to complete, as well as server(s) and/or an existing Kubernetes cluster to complete them in. You will need to use your knowledge of Kubernetes to successfully complete the provided tasks, much like you would on the real CKS exam. Good luck!
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Table of Contents
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Challenge
Create a Default Deny Network Policy
A default deny network policy is a policy that blocks all traffic in a namespace by default.
Create a network policy called
default-deny
that blocks all incoming traffic to all Pods in themordor
namespace.Note: You can find a skeleton manifest for the network policy in
/home/cloud_user/default-deny.yml
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Challenge
Create a Network Policy to Allow Specific Traffic
Create a network policy called 'mtdoom-np' that allows specific traffic on port 80 to reach the 'mtdoom' Pod in the mordor namespace.
The policy should allow incoming traffic:
From all Pods in the 'frodo' namespace. From all Pods with the label 'app=sam', regardless of which namespace they are in.
Note: You can find a skeleton manifest for the network policy in
/home/cloud_user/mtdoom-np.yml
.
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.
Provided environment for hands-on practice
We will provide the credentials and environment necessary for you to practice right within your browser.
Guided walkthrough
Follow along with the author’s guided walkthrough and build something new in your provided environment!
Did you know?
On average, you retain 75% more of your learning if you get time for practice.