Kubernetes Security in Practice
Secure Kubernetes clusters from architecture to supply chain. Practical controls for production workloads.
Kubernetes Security Architecture: What the Defaults Don't Protect You From
Understand the Kubernetes security model — API server, kubelet, etcd, admission controllers — and identify what's left open by default installation.
RBAC in Depth: Designing Least Privilege for Real Workloads
Move beyond basic RBAC tutorials. Design role bindings that actually enforce least privilege for CI/CD, operators, and developer access patterns.
Pod Security: From PodSecurityPolicy to Pod Security Admission
Navigate the PSP deprecation. Implement Pod Security Admission with restricted profiles and understand when to reach for OPA/Gatekeeper or Kyverno.
Network Policies: Default-Deny and Microsegmentation
Implement default-deny network policies with Calico and Cilium. Design microsegmentation for multi-tenant clusters.
Container Supply Chain Security: Images, SBOMs, and Signing
Secure your container supply chain end-to-end — from base image selection to SBOM generation, image signing with Cosign, and admission-time verification.
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