container-security
Safeguard articles tagged "container-security" — guides, analysis, and best practices for software supply chain and application security.
385 articles
How to Choose a Secure Base Image
Base image choice sets your CVE floor before any scanner runs. Here's how to evaluate footprint, patch cadence, provenance, and rebuild cycle.
State of Container Security 2026: Survey Summary
A survey-style summary of container security in 2026: what production teams actually ship, where image security stands, and which runtime controls moved the needle.
How to Sign Container Images with Cosign in Production
Keyless Cosign signing with Fulcio and Rekor is the 2026 default. Here is the production workflow, policy configuration, and the failure modes nobody warns you about.
Safeguard vs Aqua Security Platform Review
A fact-based comparison of Safeguard and Aqua Security in 2026 across container coverage, runtime protection, SCA depth, and supply chain capabilities.
Cosign container signing
What is Cosign? A precise look at how this Sigstore tool signs and verifies container images, keyless signing, and how it compares to Notary v2.
The Minimal Base Image Myth: What Actually Reduces Attack Surface
Alpine, distroless, and scratch images don't automatically cut risk. The real attack-surface drivers are capabilities, root filesystem, network policies, and seccomp.
Alpine vs Distroless vs Ubuntu Base Images: Security Tradeoffs
Alpine is small, distroless is smaller, Ubuntu is comfortable. The real security question is CVE surface vs debuggability vs compatibility — with numbers.
Zero-CVE Images vs Hardening Your Own: Cost and Risk Compared
Buy zero-CVE base images or build hardened ones yourself? A cost-and-risk comparison with real numbers: engineering hours, subscription pricing, and CVE half-life.
Container escape
A container escape lets attackers break out of a container into the host or other workloads. Learn how these attacks work, real CVEs, and Kubernetes risk.
CIEM (Cloud Infrastructure Entitlement Management)
What is CIEM? A clear breakdown of Cloud Infrastructure Entitlement Management, how it differs from CSPM, and why excessive cloud permissions keep piling up.
Kubernetes admission controller
A Kubernetes admission controller intercepts API requests before they're persisted, enforcing policy on Pods, images, and configs before workloads ever run.
How to configure Kubernetes network policies
A step-by-step guide to configuring Kubernetes network policies: enabling Calico, building a default-deny baseline, allow-listing traffic, and verifying enforcement.