Kifarunix

DevOps Engineer and Linux Specialist with deep expertise in RHEL, Debian, SUSE, Ubuntu, FreeBSD... Passionate about open-source technologies, I specialize in Kubernetes, Docker, OpenShift, Ansible automation, and Red Hat Satellite. With extensive experience in Linux system administration, infrastructure optimization, information security, and automation, I design and deploy secure, scalable solutions for complex environments. Leveraging tools like Terraform and CI/CD pipelines, I ensure seamless integration and delivery while enhancing operational efficiency across Linux-based infrastructures.

Kubernetes Kustomize 101: Introduction and Basics

Kubernetes Kustomize 101: Introduction and Basics

This guide provides a foundational understanding of Kubernetes Kustomize. It will introduce you to Kustomize’s core concepts and the basics. With more organizations increasingly adopting

Mastering Kubernetes Autoscaling: Horizontal vs Vertical Scaling

Mastering Kubernetes Autoscaling: Horizontal vs Vertical Scaling

This tutorial serves as a guide to mastering Kubernetes Autoscaling. We’ll explore the two main techniques of Kubernetes scaling: horizontal scaling and vertical scaling. Horizontal

Install Greenbone Vulnerability Management (GVM) on Debian 12

Install Greenbone Vulnerability Management (GVM) on Debian 12

In this guide, you will learn how to install Greenbone Vulnerability Management (GVM) on Debian 12. Greenbone Vulnerability Management (GVM), previously known as OpenVAS, is a network security

Install KVM on Debian 12

Install KVM on Debian 12

In this tutorial, you will learn how to install KVM on Debian 12. KVM, an acronym for Kernel-based Virtual Machine, is an opensource, full virtualization

Automate OpenShift Builds with Git Webhooks

How to Automate OpenShift Builds with Git Webhooks: Step-by-Step Guide

In this guide, you will learn how to automate OpenShift Builds with Git webhooks. Automating builds in OpenShift with Git webhooks streamlines your CI/CD pipelines,

Automate OS Upgrades using infra.leapp Playbooks

Automate RHEL OS Upgrades using Ansible infra.leapp Playbooks

In this blog post, you’ll learn how to automate RHEL OS upgrades using Ansible infra.leapp playbooks, simplifying the upgrade process for Red Hat Enterprise Linux

Configure Kibana Dashboards/Visualizations to use Custom Index

Configure Kibana Dashboards/Visualizations to use Custom Index

In this guide, we will walk you through easy steps to configure Kibana dashboards/visualizations to use custom index. Elastic Beats come packaged with sample Kibana

docker hardened images

Why Docker Hardened Images Are a Game-Changer for Software Supply Chain Security

Docker Hardened Images (DHI), launched on May 19, 2025, are revolutionizing software supply chain security as attacks are projected to cost businesses $60 billion in

The Role of a Strategic Cybersecurity Strategy in Ensuring Business Continuity

The Role of a Strategic Cybersecurity Strategy in Ensuring Business Continuity

In today’s interconnected world, where businesses heavily rely on technology and digital systems, cybersecurity has emerged as a critical concern. The evolving threat landscape and

What OS you should choose for dedicated server?

What OS you should choose for dedicated server?

When it stands the task of configuring your dedicated server, it’s essential to consider the hardware and network settings. Among the important aspects of server

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