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 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

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

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

Extend Existing LUKS-Encrypted LVM by Adding Physical Volume

Extend Existing LUKS-Encrypted LVM by Adding Physical Volume

In this guide, you will learn how to easily extend existing LUKS-encrypted LVM by adding physical volume. LUKS, Linux Unified Key Setup, is a standard

install java

Install Java 17 LTS on Debian 12

This is a step by step guide on how to quickly install Java 17 LTS on Debian 12. Installing Java 17 LTS on Debian 12

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

Configure Filebeat 8 to Write Logs to Specific Index

Configure Filebeat 8 to Write Logs to Specific Index

This guide will take you through how to configure Filebeat 8 to write logs to specific index. Are you collecting logs using Filebeat 8 and

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

Assign Roles to Users and Groups in Kubernetes Cluster

Assign Roles to Users and Groups in Kubernetes Cluster

In this tutorial, you will learn how to assign roles to users and groups in Kubernetes cluster. With Kubernetes becoming the de facto standard for

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

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