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  • Exam Name: Certified Kubernetes Security Specialist (CKS)
  • Last Update: 07-Dec-2024
  • Questions and Answers: 48

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Get CKS Dumps : Verified Certified Kubernetes Security Specialist (CKS)

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Linux Foundation CKS Exam Dumps FAQs

The Certified Kubernetes Security Specialist (CKS) certification is a vendor-neutral certification that validates your ability to secure Kubernetes clusters and applications. It focuses on implementing best practices for hardening clusters, securing deployments, and detecting and responding to security threats.

The main prerequisite for the CKS exam is that you must have earned the Certified Kubernetes Administrator (CKA) certification. This demonstrates a strong foundation in managing Kubernetes clusters.

The CKS exam covers a wide range of Kubernetes security concepts and practices, including:

  • Kubernetes security fundamentals (threat models, attack vectors)
  • Securing the cluster control plane
  • Securing the Kubernetes API
  • Securing the kubelet and worker nodes
  • Securing container images and deployments
  • Network policy and pod security policies
  • Secrets management and encryption
  • Vulnerability scanning and remediation
  • Identity and access management (IAM) for Kubernetes
  • Security incident response for Kubernetes

The CKS exam is a performance-based test consisting of multiple hands-on scenarios. You will be given a simulated Kubernetes cluster with security vulnerabilities and be tasked with identifying, mitigating, and hardening the cluster.

The cost of the CKS exam is currently $395 USD.

The CKS certification does not have an expiration date. However, the Linux Foundation recommends staying up-to-date with the latest Kubernetes security threats and best practices through continuing education.

There are several resources available to help you prepare for the CKS exam, including:

  • The Linux Foundation Certified Kubernetes Security Specialist (CKS) learning path
  • crack4sure CKS Exam Documentation
  • Practice exams and labs focused on Kubernetes security
  • Online courses and tutorials on Kubernetes security best practices
  • Kubernetes security documentation and community resources

There are many benefits to becoming a CKS certified professional, including:

  • Increased knowledge and skills in securing Kubernetes environments
  • Enhanced career opportunities in the field of cloud-native security
  • Greater credibility and recognition in the Kubernetes security community
  • Improved ability to secure containerized applications and workloads

Both CKA and CKS are Kubernetes certifications offered by the Linux Foundation. However, they focus on different aspects:

  • CKA (Certified Kubernetes Administrator): Validates the ability to deploy, manage, and troubleshoot Kubernetes clusters.
  • CKS (Certified Kubernetes Security Specialist): Validates the ability to secure Kubernetes clusters and applications.

The CKA certification is a prerequisite for the CKS exam, as it demonstrates a foundational understanding of Kubernetes before delving into security specifics.

Yes, passing the CKA exam is a mandatory prerequisite for taking the CKS exam.

You can register for the CKS exam online through the Linux Foundation crack4sure after obtaining your CKA certification.

The passing score for the CKS exam is not publicly disclosed by the Linux Foundation.

If you fail the CKS exam, you can retake it after a waiting period. You will need to pay a re-registration fee.

Yes, you can retake the CKS exam as many times as you need to.

Once you have passed the CKS exam, it will take approximately one week for your results to be processed and your certification to be activated.

CKS Questions and Answers

Question # 1

Enable audit logs in the cluster, To Do so, enable the log backend, and ensure that

1. logs are stored at /var/log/kubernetes-logs.txt.

2. Log files are retained for 12 days.

3. at maximum, a number of 8 old audit logs files are retained.

4. set the maximum size before getting rotated to 200MB

Edit and extend the basic policy to log:

1. namespaces changes at RequestResponse

2. Log the request body of secrets changes in the namespace kube-system.

3. Log all other resources in core and extensions at the Request level.

4. Log "pods/portforward", "services/proxy" at Metadata level.

5. Omit the Stage RequestReceived

All other requests at the Metadata level

Question # 2

Given an existing Pod named nginx-pod running in the namespace test-system, fetch the service-account-name used and put the content in /candidate/KSC00124.txt

Create a new Role named dev-test-role in the namespace test-system, which can perform update operations, on resources of type namespaces.

Create a new RoleBinding named dev-test-role-binding, which binds the newly created Role to the Pod's ServiceAccount ( found in the Nginx pod running in namespace test-system).

Question # 3

Create a User named john, create the CSR Request, fetch the certificate of the user after approving it.

Create a Role name john-role to list secrets, pods in namespace john

Finally, Create a RoleBinding named john-role-binding to attach the newly created role john-role to the user john in the namespace john.

To Verify: Use the kubectl auth CLI command to verify the permissions.

Question # 4

Cluster: scanner

Master node: controlplane

Worker node: worker1

You can switch the cluster/configuration context using the following command:

[desk@cli] $ kubectl config use-context scanner 

Given:

You may use Trivy's documentation.

Task:

Use the Trivy open-source container scanner to detect images with severe vulnerabilities used by Pods in the namespace nato.

Look for images with High or Critical severity vulnerabilities and delete the Pods that use those images.

Trivy is pre-installed on the cluster's master node. Use cluster's master node to use Trivy.

Question # 5

CKS question answer

Context

A default-deny NetworkPolicy avoids to accidentally expose a Pod in a namespace that doesn't have any other NetworkPolicy defined.

Task

Create a new default-deny NetworkPolicy named defaultdeny in the namespace testing for all traffic of type Egress.

The new NetworkPolicy must deny all Egress traffic in the namespace testing.

Apply the newly created default-deny NetworkPolicy to all Pods running in namespace testing.

CKS question answer

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CKS Testimonials

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gu  Kianna
posted on 22-Sep-2024
5 Stars
Crack4sure's CKS resources are exceptional. With their verified questions and answers, I confidently tackled the real exam. Success for sure!
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pl  Alfred
posted on 02-Sep-2024
5 Stars
Thanks to crack4sure CKS exam code, I passed my certification exam smoothly and confidently.