#CI/CD

Mutation Testing for Infrastructure Code — 153 Planted Bugs, Four Tests That Could Not Fail

Mutation testing for infrastructure code, done by hand across fifteen repositories. 153 planted bugs, and four green tests that could never have failed.

Docker Health Checks That Cannot Fail — Seventeen Hours Green

A Docker health check whose pattern matches the shell running it can never go red. How to find the checks in your fleet that never failed, and prove each one.

Docker supply chain hardening — from Scout D to OpenSSF 7.8 on a 730K-pull image

How I hardened a 1M-pull public Docker image from Scout grade D to OpenSSF Scorecard 7.8 — multi-stage build, cosign, SLSA provenance, non-root default.

Top 10 DevOps Tools for 2025 — Must-Have for Developers and Engineers

Explore the top 10 DevOps tools for 2025 to optimize workflows, enhance security, and streamline CI/CD, GitOps, and Kubernetes.

Mastering GitLab CI/CD with Advanced Configuration Techniques

Unlock powerful GitLab CI/CD strategies with expert YAML configurations. Learn best practices for pipelines, automation, and secure DevOps deployments.

What is DevOps?

What is DevOps? Learn how it unites developers and IT with CI/CD, automation, and collaboration to ship software faster and more reliably.

Install Jenkins on Ubuntu Server

Step-by-step guide to install Jenkins on Ubuntu Server with Apache, SSL via Let's Encrypt, and system hardening. Ideal for secure CI/CD deployment.