container-security
Safeguard articles tagged "container-security" — guides, analysis, and best practices for software supply chain and application security.
385 articles
What is Kubernetes RBAC
Kubernetes RBAC controls who can do what in your cluster. Here's how Roles, Bindings, and ClusterRoles work — and where they commonly fail.
What Are Kubernetes Network Policies
Kubernetes clusters default to flat, all-to-all pod networking. Here's how NetworkPolicy objects, CNI enforcement, and default-deny rules actually stop lateral movement.
Container Runtime Comparison: A 2026 Buyer's Guide
A practical container runtime comparison for 2026 buyers: containerd, CRI-O, gVisor, Kata, and Youki measured against real production workloads.
What is Kubernetes Pod Security
Pod Security Standards replaced PodSecurityPolicy in Kubernetes 1.25. Here's what Kubernetes pod security means and how to enforce it in production.
Cloud-Native Security Platforms: What to Look For
A cloud native security platform needs to cover code, containers, and cloud configuration as one connected surface — here's what separates a real platform from a bundle of point tools.
What Are Kubernetes Admission Controllers
Kubernetes admission controllers intercept every API request before it hits etcd. Here's how validating and mutating webhooks work, what's enabled by default, and where they fail.
What is Cloud Native Security
Cloud native security explained: what it is, the 4C's model, real breach examples, SBOM requirements, and the tools that secure containers and Kubernetes.
Container Security vs Virtual Machine Security
Containers and VMs isolate workloads at different layers — kernel vs. hypervisor — which changes attack surface, blast radius, patch speed, and what your scanner actually needs to cover.
How to Scan Docker Images for Vulnerabilities
A production-grade vulnerability scanning pipeline for Docker images using Trivy and Grype, with reachability-based prioritization and admission enforcement.
What is Microservices Security
Microservices security means securing service-to-service auth, dependencies, and containers across hundreds of independently deployed services—not one monolith.
What is Helm Chart Security
Helm chart security means finding and fixing the RBAC, secrets, and supply chain risks baked into Kubernetes' most-used packaging format.
Docker Hub Exposed Secrets at Scale 2024
Researchers keep finding valid AWS, GitHub, and cloud credentials baked into public Docker Hub images. What the 2024 data shows and how to stop shipping secrets.