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  Kubernetes Security: RBAC, Network Policies, and Pod Security Kubernetes security is a shared responsibility. The cluster administrator secures the infrastructure, while application teams secure their workloads. This guide covers the essential security controls you need to protect your Kubernetes environment. 📅 Published: May 2026 ⏱️ Estimated Reading Time: 18 minutes 🏷️ Tags: Kubernetes Security, RBAC, Network Policies, Pod Security, DevSecOps Introduction: The Kubernetes Security Challenge Kubernetes is powerful, but power comes with risk. A compromised container can potentially affect other containers, access sensitive data, or even take over nodes. Unlike traditional virtual machines with strong isolation boundaries, Kubernetes relies on proper configuration and security practices. Kubernetes security has three critical layers: Layer 1: Authentication and Authorization (RBAC) – Who can do what. This is your front door security. Layer 2: Network Security (Network Policies...