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The Linux Foundation CKS (Certified Kubernetes Security Specialist) Exam is a certification program that is designed to assess and validate an individual's expertise in securing container-based applications and Kubernetes platforms. The exam is aimed at professionals who are responsible for securing Kubernetes clusters and ensuring that they are in compliance with industry-recognized security standards. The CKS certification program is a vendor-neutral program that is open to all IT professionals who have a good understanding of Kubernetes and its security principles.
The Linux Foundation, which is a non-profit organization that promotes open-source software development, is responsible for the CKS certification program. The Linux Foundation has a strong reputation in the open-source community for providing high-quality training and certification programs. The CKS certification program is one of the most respected and recognized certifications for Kubernetes security professionals. By obtaining the CKS certification, IT professionals can demonstrate their expertise in Kubernetes security and stand out in a competitive job market.
It is acknowledged that there are numerous CKS learning questions for candidates for the exam, however, it is impossible for you to summarize all of the key points in so many materials by yourself. But since you have clicked into this website for CKS practice materials you need not to worry about that at all because our company is especially here for you to solve this problem. We have a lot of regular customers for a long-term cooperation now since they have understood how useful and effective our CKS Actual Exam is. To let you have a general idea about the shining points of our training materials I would like to list three of the advantages of our training for you.
The CKS certification exam covers a range of security-related topics, including container security, Kubernetes API security, network security, access control, auditing and logging, and more. Candidates must have a solid understanding of Kubernetes security concepts, including how to secure Kubernetes deployments, implement security policies, and manage security risks. They must also be able to demonstrate their ability to use Kubernetes security tools, such as kube-bench, kube-hunter, and others, to identify and mitigate security vulnerabilities. Overall, the CKS certification exam is an excellent way for professionals to enhance their Kubernetes security skills and demonstrate their expertise in this highly competitive field.
NEW QUESTION # 28
Use the kubesec docker images to scan the given YAML manifest, edit and apply the advised changes, and passed with a score of 4 points.
kubesec-test.yaml
apiVersion: v1
kind: Pod
metadata:
name: kubesec-demo
spec:
containers:
- name: kubesec-demo
image: gcr.io/google-samples/node-hello:1.0
securityContext:
readOnlyRootFilesystem: true
Hint: docker run -i kubesec/kubesec:512c5e0 scan /dev/stdin < kubesec-test.yaml
Answer:
Explanation:
kubesec scan k8s-deployment.yaml
cat < kubesec-test.yaml
apiVersion: v1
kind: Pod
metadata:
name: kubesec-demo
spec:
containers:
- name: kubesec-demo
image: gcr.io/google-samples/node-hello:1.0
securityContext:
readOnlyRootFilesystem: true
EOF
kubesec scan kubesec-test.yaml
docker run -i kubesec/kubesec:512c5e0 scan /dev/stdin < kubesec-test.yaml kubesec http 8080 &
[1] 12345
{"severity":"info","timestamp":"2019-05-12T11:58:34.662+0100","caller":"server/server.go:69","message":"Starting HTTP server on port 8080"} curl -sSX POST --data-binary @test/asset/score-0-cap-sys-admin.yml http://localhost:8080/scan
[
{
"object": "Pod/security-context-demo.default",
"valid": true,
"message": "Failed with a score of -30 points",
"score": -30,
"scoring": {
"critical": [
{
"selector": "containers[] .securityContext .capabilities .add == SYS_ADMIN",
"reason": "CAP_SYS_ADMIN is the most privileged capability and should always be avoided"
},
{
"selector": "containers[] .securityContext .runAsNonRoot == true",
"reason": "Force the running image to run as a non-root user to ensure least privilege"
},
// ...
NEW QUESTION # 29
Create a network policy named allow-np, that allows pod in the namespace staging to connect to port 80 of other pods in the same namespace.
Ensure that Network Policy:-
1. Does not allow access to pod not listening on port 80.
2. Does not allow access from Pods, not in namespace staging.
Answer:
Explanation:
apiVersion: networking.k8s.io/v1
kind: NetworkPolicy
metadata:
name: network-policy
spec:
podSelector: {} #selects all the pods in the namespace deployed
policyTypes:
- Ingress
ingress:
- ports: #in input traffic allowed only through 80 port only
- protocol: TCP
port: 80
NEW QUESTION # 30
You must complete this task on the following cluster/nodes:
Cluster: apparmor
Master node: master
Worker node: worker1
You can switch the cluster/configuration context using the following command:
[[email protected]] $ kubectl config use-context apparmor
Given: AppArmor is enabled on the worker1 node.
Task:
On the worker1 node,
1. Enforce the prepared AppArmor profile located at: /etc/apparmor.d/nginx
2. Edit the prepared manifest file located at /home/cert_masters/nginx.yaml to apply the apparmor profile
3. Create the Pod using this manifest
Answer:
Explanation:
[[email protected]] $ ssh worker1
[[email protected]] $apparmor_parser -q /etc/apparmor.d/nginx
[[email protected]] $aa-status | grep nginx
nginx-profile-1
[[email protected]] $ logout
[[email protected]] $vim nginx-deploy.yaml
Add these lines under metadata:
annotations: # Add this line
container.apparmor.security.beta.kubernetes.io/: localhost/nginx-profile-1
[[email protected]] $kubectl apply -f nginx-deploy.yaml
Explanation
[[email protected]] $ ssh worker1
[[email protected]] $apparmor_parser -q /etc/apparmor.d/nginx
[[email protected]] $aa-status | grep nginx
nginx-profile-1
[[email protected]] $ logout
[[email protected]] $vim nginx-deploy.yaml
[[email protected]] $kubectl apply -f nginx-deploy.yaml pod/nginx-deploy created Reference: https://kubernetes.io/docs/tutorials/clusters/apparmor/ pod/nginx-deploy created
[[email protected]] $kubectl apply -f nginx-deploy.yaml pod/nginx-deploy created Reference: https://kubernetes.io/docs/tutorials/clusters/apparmor/
NEW QUESTION # 31
Cluster: qa-cluster Master node: master Worker node: worker1 You can switch the cluster/configuration context using the following command: [[email protected]] $ kubectl config use-context qa-cluster Task: Create a NetworkPolicy named restricted-policy to restrict access to Pod product running in namespace dev. Only allow the following Pods to connect to Pod products-service: 1. Pods in the namespace qa 2. Pods with label environment: stage, in any namespace
Answer:
Explanation:
NEW QUESTION # 32
Context
Your organization's security policy includes:
ServiceAccounts must not automount API credentials
ServiceAccount names must end in "-sa"
The Pod specified in the manifest file /home/candidate/KSCH00301 /pod-m nifest.yaml fails to schedule because of an incorrectly specified ServiceAccount.
Complete the following tasks:
Task
1. Create a new ServiceAccount named frontend-sa in the existing namespace q a. Ensure the ServiceAccount does not automount API credentials.
2. Using the manifest file at /home/candidate/KSCH00301 /pod-manifest.yaml, create the Pod.
3. Finally, clean up any unused ServiceAccounts in namespace qa.
Answer:
Explanation:
NEW QUESTION # 33
......
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