ShieldOps Blog

Discover the latest practices and guides for Docker, Kubernetes, and DevSecOps.

CI/CD Pipeline Security: 15 Best Practices for Securing Your Software Delivery Pipelinedevsecops

CI/CD Pipeline Security: 15 Best Practices for Securing Your Software Delivery Pipeline

Learn 15 critical CI/CD pipeline security best practices including dependency scanning, artifact signing, SBOM generation, secret management, and incident response.

2026-06-15Read More ⟶
Kubernetes Secrets Management: 12 Mistakes That Expose Your Cluster (and How to Fix Them)k8s

Kubernetes Secrets Management: 12 Mistakes That Expose Your Cluster (and How to Fix Them)

Learn the 12 most critical Kubernetes secrets management mistakes that expose production clusters to attacks, and follow concrete fixes with RBAC, encryption, and External Secrets Operator examples.

2026-06-15Read More ⟶
Docker Security Best Practices: 15 Critical Mistakes Teams Keep Making (and How to Fix Them)docker

Docker Security Best Practices: 15 Critical Mistakes Teams Keep Making (and How to Fix Them)

Learn the 15 most common Docker security mistakes that expose production containers to attacks, and follow these concrete fixes with code examples to secure your infrastructure today.

2026-06-12Read More ⟶
NIST SP 800-190 Checklist: 18 Container Security Controls for Compliancetips

NIST SP 800-190 Checklist: 18 Container Security Controls for Compliance

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2026-06-10Read More ⟶
Docker Secrets Management: Protecting API Keys and Credentialsdocker

Docker Secrets Management: Protecting API Keys and Credentials

Master Docker Secrets Management across all four layers: BuildKit for secure builds, Docker Compose for local development, Swarm for production, and HashiCorp Vault for enterprise scale. Real-world breach consequences, CIS benchmark alignment, and actionable 10-step checklist included.

2026-06-08Read More ⟶
Docker Compose Security: Hardening Multi-Service Deploymentsdocker

Docker Compose Security: Hardening Multi-Service Deployments

A single misplaced ports: directive in docker-compose.yml can expose your entire backend. Learn the 7-step framework to harden multi-container deployments — network isolation, non-root users, capability drops, secrets management, image pinning, healthchecks, and continuous audit.

2026-06-07Read More ⟶
Multi-Stage Docker Builds: Security and Size Optimization Guidedocker

Multi-Stage Docker Builds: Security and Size Optimization Guide

Multi-stage Docker builds are the single most effective technique for reducing container image size and eliminating unnecessary attack surface. This guide walks through every stage, from basic implementation to advanced security patterns.

2026-06-06Read More ⟶
Dockerfile FROM Instruction Risks: Choosing Secure Base Imagesdocker

Dockerfile FROM Instruction Risks: Choosing Secure Base Images

The FROM instruction is the single most impactful security decision in any Dockerfile. Learn how to choose trusted base images, pin digests, and eliminate the largest class of container vulnerabilities at the source.

2026-06-05Read More ⟶
A Practical DevSecOps Checklist for Containerized Applicationstips

A Practical DevSecOps Checklist for Containerized Applications

A practical DevSecOps checklist covering image scanning, CI/CD gates, secrets management, runtime protection, and compliance.

2026-06-04Read More ⟶
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