🔒 Security Specialist

Certified KubernetesSecurity Specialist(CKS)

Master Kubernetes Security with CNCF's Most Advanced Certification

Certification Overview

The Certified Kubernetes Security Specialist (CKS) program provides assurance that a CKS has the skills, knowledge, and competence on a broad range of best practices for securing container-based applications and Kubernetes platforms during build, deployment and runtime.

Advanced security certification
CKA prerequisite required
Enterprise security focus
Highest earning potential

Exam Details

Duration:2 Hours
Format:Performance-based
Passing Score:67%
Prerequisites:Valid CKA certification
Valid for:2 years
Cost:$395 USD

CKS Exam Domains (CNCF Official)

1. Cluster Setup (10%)

  • Use Network security policies to restrict cluster level access
  • Use CIS benchmark to review the security configuration of Kubernetes components
  • Properly set up Ingress objects with security control
  • Protect node metadata and endpoints
  • Minimize use of, and access to, GUI elements
  • Verify platform binaries before deploying

2. Cluster Hardening (15%)

  • Restrict access to Kubernetes API
  • Use Role Based Access Controls to minimize exposure
  • Exercise caution in using service accounts
  • Update Kubernetes frequently

3. System Hardening (15%)

  • Minimize host OS footprint (reduce attack surface)
  • Minimize IAM roles
  • Minimize external access to the network
  • Appropriately use kernel hardening tools such as AppArmor, seccomp

4. Minimize Microservice Vulnerabilities (20%)

  • Setup appropriate OS level security domains
  • Manage Kubernetes secrets
  • Use container runtime sandboxes in multi-tenant environments
  • Implement pod to pod encryption by use of mTLS

5. Supply Chain Security (20%)

  • Minimize base image footprint
  • Secure your supply chain: whitelist allowed registries, sign and validate images
  • Use static analysis of user workloads
  • Scan images for known vulnerabilities

6. Monitoring, Logging and Runtime Security (20%)

  • Perform behavioral analytics of syscall process and file activities
  • Detect threats within physical infrastructure, apps, networks, data, users and workloads
  • Detect all phases of attack regardless where it occurs and how it spreads
  • Perform deep analytical investigation and identification of bad actors within environment
  • Ensure immutability of containers at runtime
  • Use Audit Logs to monitor access

Security Tools You'll Master

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Falco

Runtime security monitoring

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Trivy

Vulnerability scanning

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AppArmor

Linux kernel security module

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OPA Gatekeeper

Policy enforcement

Prerequisites

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Important Requirements

Valid CKA (Certified Kubernetes Administrator) certification required
Strong understanding of Kubernetes architecture and administration
Linux security and system administration experience
Network security fundamentals knowledge
Container security best practices understanding

Career Impact

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Premium Salary

₹18-35 LPA for CKS certified security specialists

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Elite Roles

Security Architect, Platform Security Engineer, CISO

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Exclusive Expertise

Most advanced and sought-after Kubernetes certification

Master Kubernetes Security!

Achieve the most prestigious Kubernetes certification