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 LibModsecurity with Apache on Debian 10

Install ModSecurity with Apache on Debian 12

In this tutorial, you will learn how to install ModSecurity with Apache on Debian 12. Modsecurity is an open source, cross platform web application firewall

kubernetes kubeconfig

What is Kubeconfig File in a Kubernetes Cluster?

What is kubeconfig file in a Kubernetes Cluster? If you are just starting out your journey in Kubernetes, it is crucial to understand what a

SSH to Remote Host via Multiple Jump Hosts

Securely SSH to Remote Host via Multiple Jump Hosts

In this comprehensive guide, we’ll walk you through the steps to securely SSH to remote host via multiple jump hosts. If you’re a system administrator

Install Sublime Text on Ubuntu 24.04

Install Sublime Text on Ubuntu 24.04

In this tutorial, you will learn how to install Sublime Text on Ubuntu 24.04 Desktop. Sublime Text is a popular and feature-rich text editor used

install mongodb

Easily Install MongoDB on Ubuntu 24.04

In this tutorial to learn how to easily install MongoDB on Ubuntu 24.04. According to MongoDB page, “MongoDB is a general purpose, document-based, distributed database

External Secrets Operator with OpenBao on OpenShift: No Sidecars, No Code Changes

External Secrets Operator with OpenBao on OpenShift: No Sidecars, No Code Changes

A container with no shell is doing the right thing. A secrets pipeline that cannot deliver credentials to that container is doing nothing at all.

Install VirtualBox Guest Additions on Linux Mint 21

Install VirtualBox Guest Additions on Linux Mint 21

Follow through this tutorial to learn how you can easily install VirtualBox guest additions on Linux Mint 21. VirtualBox guest additions consist of device drivers

Install Nagios Plugins From Source RHEL/CentOS/Oracle Linux

Install Nagios Plugins on CentOS 9 Stream

This guide will walk you through how to install Nagios Plugins on CentOS 9 Stream. Nagios plugins are standalone extensions that enables Nagios to monitor

How to Backup and Restore Applications in OpenShift 4 with OADP (Velero) and ODF

How to Backup and Restore Applications in OpenShift 4 with OADP (Velero) and ODF

In this blog post, you will learn how to backup and restore applications in OpenShift 4 with OADP (Velero). In our previous guide, we covered

How to Play Poker Online: A Complete Guide for Casual Players

Online poker is an exciting way to play the popular card game without leaving home. In Texas Hold’em, players are dealt two personal cards and

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