container-security
Safeguard articles tagged "container-security" — guides, analysis, and best practices for software supply chain and application security.
446 articles
k8s fsGroup: How Kubernetes Sets Volume Ownership Securely
What k8s fsGroup actually does to volume permissions, why it can wreck pod start times, and how to configure it without opening a privilege gap.
Best Java Docker image: comparison guide
A verifiable comparison of Safeguard and Chainguard Java Docker images across base minimalism, JDK support, CVE patch cadence, and SBOM provenance.
Best Python Docker image: top options compared
Chainguard ships minimal, signed Python images. Safeguard verifies and monitors whichever base image you run. Here's how the two approaches compare.
Choosing the best Node.js Docker image
Chainguard's minimal Node.js images cut attack surface, but base-image choice is only one link in the chain. Here's how Safeguard compares on patching, debugging, and provenance.
Chainguard alternatives for hardened container images
A side-by-side look at Chainguard alternatives, comparing Safeguard's supply chain security scope against Chainguard's hardened base image approach.
cAdvisor: Container Resource Monitoring, Explained
cAdvisor gives you per-container CPU, memory, network, and filesystem metrics out of the box — here's what it actually measures, how it fits with Prometheus and Kubernetes, and where its limits show up.
Chainguard vs Docker Official Images: hardening and CVE p...
A concrete look at how Chainguard's distroless Wolfi images and Docker Official Images differ on CVE counts, rebuild cadence, and default hardening.
Docker and Container Security Best Practices: A Combined Checklist
A single, practical checklist covering dockers and containers together — image build, runtime config, and CI gates — instead of treating Docker security and container security as separate problems.
Chainguard pricing model and total cost of ownership
Chainguard's pricing is quote-based and centers on hardened base images. Here's how to model the real total cost of ownership, and where full-chain coverage fits in.
Attack Surface Management (ASM): best practices guide
A practical attack surface management best practices guide for software supply chains, covering SBOMs, base image hardening, CI/CD exposure, and a 90-day rollout plan.
Node.js in Docker: Choosing and Securing Your Base Image
The Docker Node base image you pick decides your CVE count before you write a line of code. Here is how to choose between Debian, slim, and Alpine — and harden whichever you pick.
A guide to modern vulnerability scanning
Scanners disagree, CVE volume is exploding, and hardened base images solve only one layer. Here's how modern vulnerability scanning actually works — and where prioritization beats raw CVE counts.
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