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.

Install and Setup Nagios

How to Install Nagios Server on Ubuntu 24.04

In this guide, we will provide a step-by-step tutorial on how to install Nagios Server on Ubuntu 24.04. Nagios, now known as, Nagios Core, is

The Art of Crypto Wallet Security: How to Keep Your Coins Safe

The Art of Crypto Wallet Security: How to Keep Your Coins Safe

Cryptocurrencies are vulnerable to cyberattacks, and today, safeguarding your financial assets is on a whole new dimension. Numerous well-known trading platforms and wallets have been

Install Gophish on Debian 12

Quick Way to Install Gophish on Debian 12

In this guide, you will learn how to install Gophish on Debian 12. Gophish is a powerful open-source phishing framework that enables organizations to quickly and easily

Scan RHEL Systems for CIS Benchmark Compliance with Wazuh

How to Scan RHEL Systems for CIS Benchmark Compliance with Wazuh SCA

In this guide, you will learn how to scan RHEL systems for CIS benchmark compliance with Wazuh SCA. Red Hat Enterprise Linux (RHEL) systems form

install kvm on ubuntu

How to Install KVM on Ubuntu 24.04

In this tutorial, you will learn how to install KVM on Ubuntu 24.04. KVM (Kernel-based Virtual Machine) is an opensource, virtualization tool for Linux systems

Deploy an OpenShift Cluster Using Agent-Based Installer

How to Deploy an OpenShift Cluster Using Agent-Based Installer (Bootable ISO, KVM & Bare Metal)

In this guide, you will learn how to deploy an OpenShift cluster using Agent-based installer. Last month, I spent three days debugging a failed OpenShift

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

ceph higly available admin node

How to Setup Ceph Admin Node in High Availability

In this tutorial, you will learn how to setup Ceph Admin node in high availability. In most setups, Ceph cluster usually runs with a single

Setup NFS Server on Ubuntu

How to Setup NFS Server on Ubuntu 22.04

In this tutorial, we will discuss how to setup NFS server on Ubuntu 22.04. Network File system (NFS) is a commonly used file-based storage system that allows

How to Deploy an Application in a Docker Swarm Cluster

How to Deploy an Application in a Docker Swarm Cluster

How do I deploy an application to a swarm cluster? In this tutorial, you will learn how to deploy an application in a Docker swarm

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