Challenges

Focused, hands-on problems for sharpening your DevOps and server-side skills. Some teach specific concepts while others mirror real-world scenarios. Every challenge includes hints, feedback, and automated solution checks.

Find challenges matching your interests...

This challenge was created by a community author. Community content is reviewed by the iximiuz Labs team on a best effort basis.

Challenge, Easy, on Kubernetes

Disable ServiceAccount Token Automounting in a Pod

by Omkar Shelke

Create a Pod that does not mount the default ServiceAccount token, preventing it from accessing the Kubernetes API server.

#cka #ckad #serviceaccount #pod

This challenge was created by a community author. Community content is reviewed by the iximiuz Labs team on a best effort basis.

Challenge, Easy, on Kubernetes

Grant a ServiceAccount Access to a Specific Secret Using RBAC

by Omkar Shelke

Create a ServiceAccount with permissions to access only that specific Secret using RBAC resourceNames restriction.

#cka #ckad #rbac #serviceaccount #pod

This challenge was created by a community author. Community content is reviewed by the iximiuz Labs team on a best effort basis.

Challenge, Easy, on Kubernetes

Extracting and Decoding ServiceAccount Token from Kubernetes Secret

by Omkar Shelke

Identify the Secret linked to a ServiceAccount, extract and decode the Base64-encoded token, and verify it contains a valid JWT structure.

#serviceaccount #secret #jwt #cka #ckad