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.

The Smart Business Owner's Guide to Access Control and Biometric Security

The Smart Business Owner’s Guide to Access Control and Biometric Security

As a modern business owner, you understand the importance of keeping your premises secure. But in today’s digital world, protecting sensitive data and valuable assets

set up PXE boot server on Ubuntu 24.04

How to Set Up PXE Boot Server on Ubuntu 24.04: Step-by-Step Guide

In this tutorial, you will learn how to set up PXE boot server on Ubuntu 24.04. Setting up a PXE (Preboot Execution Environment) boot server

Install Wazuh SIEM Server on RHEL 9/RHEL 10

How to Install Wazuh SIEM Server on RHEL 9/RHEL 10

In this tutorial, you will learn how to install Wazuh SIEM server on RHEL 9/RHEL 10. The Wazuh platform offers XDR and SIEM functionalities aimed

Safely Upgrade Kubeadm Kubernetes Cluster: A Step-by-Step Guide

Safely Upgrade Kubeadm Kubernetes Cluster: A Step-by-Step Guide

In this guide, we’ll walk you through the step-by-step process of how to safely upgrade kubeadm Kubernetes cluster. Upgrading a Kubernetes cluster that was originally

2024 Tutorial: Easiest Way to Remote Control Laptops

2024 Tutorial: Easiest Way to Remote Control Laptops

Can a Laptop be Controlled Remotely? Yes, a laptop can be controlled remotely through the use of remote control software. Remote control technology allows users

Install Gophish on Ubuntu 22.04

Install Gophish on Ubuntu 22.04

In this guide, you will learn how to install Gophish on Ubuntu 22.04. Gophish is a powerful open-source phishing framework that enables organizations to quickly and easily

CentOS to RHEL Migration

Effortless CentOS to RHEL Migration with the Convert2RHEL Tool

This guide provides step-by-step instructions for performing a smooth CentOS to RHEL Migration with the Convert2RHEL tool. CentOS (Community ENTerprise Operating System) was one of

i3 wm

Install i3 Windows Manager on Ubuntu 24.04

Welcome to our tutorial on how to install i3 windows manager on Ubuntu 24.04. i3 is a tiling window manager for X11. “A tiling window manager is

Check SSL Certificate Expiry Date from Certificate File

Check SSL Certificate Expiry Date from Certificate File

How to check SSL certificate expiration date command line? In this guide, you will learn how to check SSL certificate expiry date from the certificate

Install Request Tracker on AlmaLinux/Rocky Linux

Install Request Tracker on AlmaLinux/Rocky Linux

In this tutorial, you will learn how to install Request Tracker on AlmaLinux/Rocky Linux, step by step. Request Tracker (RT) is a powerful, open-source ticketing

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