DevOps – Page 18 – ITFROMZERO

Securing Docker Images with Cosign: Thwarting Malware in the Software Supply Chain

By admin May 3, 2026

Forget Notary v1; Cosign is the new standard for Docker image security. This guide covers signing, verification, and CI/CD integration to protect your systems from malware.

Monitoring

Telegraf Installation Guide: The ‘Backbone’ of Metrics Collection for InfluxDB

By admin May 2, 2026

A detailed guide on installing and optimizing Telegraf. Collect metrics from Linux and Docker for InfluxDB to build a professional monitoring system.

Artificial Intelligence tutorial - IT technology blog

Claude Code Hooks: Don’t Let AI Mess Up Your Codebase

By admin May 2, 2026

Learn how to set up Hooks in Claude Code to automate linters, formatters, and security checks, making your AI workflow more stable and professional.

Python

Mastering Paramiko: Automating SSH and SFTP for Systems with Hundreds of Servers

By admin May 1, 2026

Learn how to use Paramiko to automate SSH and SFTP. Master remote command execution, file management, and performance optimization for managing multiple servers with Python.

Fedora

Installing K3s on Fedora Server: Building a Cost-Effective Kubernetes Cluster for Your Home Lab

By admin April 30, 2026

Want to run Kubernetes on low-spec hardware? K3s on Fedora Server is the perfect solution. It uses only ~500MB RAM, installs in 10 minutes, and offers full features for your Home Lab.

Git

Version Management with Git Tag and SemVer: From Chaos to Professional Workflow

By admin April 30, 2026

Learn how to use Git Tag and Semantic Versioning to standardize your release process. A detailed guide on version management and CI/CD deployment automation.

Monitoring

Building a Professional Status Page with Statping-ng: Fast, Lightweight, and Free

By admin April 30, 2026

Build a professional Status Page with Statping-ng and Docker. This guide covers Telegram configuration and practical tips to avoid alert fatigue based on real-world experience.

MySQL

MySQL on Kubernetes: Don’t Let Your Data Vanish – Practical Experience with StatefulSet

By admin April 30, 2026

A practical guide to deploying MySQL on Kubernetes. Explore how StatefulSet and Persistent Volume protect your database and learn performance optimization tips from real-world experience.

Security

Securing Secrets in GitHub Actions: Don’t Leak API Keys Due to a Moment of Negligence

By admin April 29, 2026

Don't expose API keys and tokens on GitHub. A detailed guide on using GitHub Actions Secrets to protect sensitive information and deploy CI/CD securely.

Virtualization

Customizing Linux Cloud Images with virt-customize: Fast, Efficient, No VM Boot Required

By admin April 29, 2026

Forget manual configuration. Use virt-customize to inject SSH keys, install packages, and customize Linux Cloud Images in just 60 seconds without booting the VM.