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.

How to Upgrade ELK Stack 7.x to ELK Stack 8.x

How to Upgrade ELK Stack 7.x to ELK Stack 8.x

How to upgrade Elasticsearch 7 to 8? In this guide, you will learn how to upgrade ELK Stack 7.x to ELK Stack 8.x. ELK/Elastic 8

Top Benefits of Innovative IT Network Management Systems for Your Remote Teams

Top Benefits of Innovative IT Network Management Systems for Your Remote Teams

The pressures of the 21st-century workplace have pushed organizations to become more innovative in their communication, collaboration, and IT network management. With many teams increasingly

Install Solaris 11.4 on VirtualBox

Easily Install Solaris 11.4 on VirtualBox

In this tutorial, you will learn on how to easily install Solaris 11.4 on VirtualBox. Oracle Solaris is the trusted business platform that is known

Install Wazuh Agent on RHEL

How to Install Wazuh Agent on RHEL 8/9/10

In this tutorial, you will learn how to install Wazuh agent on RHEL 8/9/10. Our previous setup was on setting up Wazuh server with ELK

Install NoMachine on Ubuntu

Install NoMachine on Debian 12

Welcome to our tutorial on how to install NoMachine on Debian 12. NoMachine is a remote desktop tool just like VNC, TeamViewer. It is designed

Securing OpenShift Networking with Network Policies: Default Deny, Cross-Namespace Rules, and Egress Filtering

Securing OpenShift Networking with Network Policies: Default Deny, Cross-Namespace Rules, and Egress Filtering

Securing OpenShift networking with network policies is one of the most critical steps in moving from a flat, permissive cluster to a production-ready, zero-trust architecture.

Setup BIND DNS Server

How to Setup BIND DNS Server on Ubuntu 24.04

In this tutorial, you will learn how to install and setup BIND DNS server on Ubuntu 24.04. The Berkeley Internet Name Domain (BIND 9) is

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

Install MinIO Object Storage Server on RHEL 9

How to Install MinIO on Ubuntu 24.04: A Step-by-Step Guide

In this tutorial, you will learn how to install MinIO on Ubuntu 24.04 server. MinIO is a high-performance, open-source object storage server that is compatible

Install Brave on Ubuntu 24.04

Easiest Way to Install Brave on Ubuntu 24.04

What is the easiest and quickest way to install Brave on Ubuntu 24.04? This guide will provide easy steps to get Brave browser up and

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