Safeguard
Tag

container-security

Safeguard articles tagged "container-security" — guides, analysis, and best practices for software supply chain and application security.

446 articles

Containers

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.

Apr 8, 20267 min read
Buyer's Guides

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.

Apr 6, 20268 min read
Buyer's Guides

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.

Apr 5, 20268 min read
Buyer's Guides

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.

Apr 5, 20268 min read
Buyer's Guides

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.

Apr 5, 20268 min read
Containers

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.

Apr 5, 20265 min read
Buyer's Guides

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.

Apr 5, 202610 min read
Containers

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.

Apr 4, 20265 min read
Buyer's Guides

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.

Apr 4, 20268 min read
Application Security

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.

Apr 4, 20268 min read
Containers

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.

Apr 3, 20267 min read
Vulnerability Management

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.

Apr 3, 20268 min read

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container-security (Page 23) — Safeguard Blog