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Certified Kubernetes Security Specialist (CKS): Unit 4

By External Provider

Price

Free

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Level

INTERMEDIATE

Duration

2 h 55 min

About this course

This course teaches you how to strengthen your cluster’s underlying systems by reducing the host operating system’s attack surface. You’ll learn host hardening, how to remove unnecessary services, and set up logging and access controls. You'll cover network security, host firewalls, and kernel hardening with tools like SecComp and AppArmor. You’ll also focus on identity and access management, applying least privilege and understanding RBAC risks. Each lesson provides practical strategies to make your Kubernetes environments more secure and prepare you for the CKS exam.

What you will learn

  • Minimize host operating system and network exposure to reduce Kubernetes attack surfaces.
  • Harden the kernel using SecComp, AppArmor, and rigorous security testing.
  • Implement least privilege identity and access management for both host and cloud environments.
  • Configure and validate host firewalls to secure node network access.