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.

role-based access control in kubernetes

Introduction to Role-Based Access Control (RBAC) in Kubernetes

This blog post serves as an introduction to Role-Based Access Control (RBAC) in Kubernetes. It is no doubt that currently, Kubernetes is the de facto

Kubernetes Ingress Explained

Kubernetes Ingress Explained: How to Manage External Access to Your Services

Welcome to our tutorial on how you can utilize Kubernetes Ingress to manage external access to your Kubernetes services. Kubernetes Ingress is a powerful tool

Deploy Apps on OpenShift Using BuildConfig

How to Deploy Apps on OpenShift Using BuildConfig: A Step-by-Step Guide (2025)

In this tutorial, I will walk you through how to deploy apps on OpenShift using BuildConfig. OpenShift has become the go-to platform for enterprise-grade Kubernetes

Install Grafana on Debian 12

How to Install Grafana on Ubuntu 24.04

In this guide, we will provide step-by-step instructions on how to install Grafana on Ubuntu 24.04. Grafana is a powerful open-source analytics and visualization platform

redhat satellite architecture and key features

Understanding Red Hat Satellite: A Detailed Guide to Its Architecture and Key Features

In this guide, we’ll explore what Red Hat Satellite is, its key features and how its architecture enables centralized control, automation, and scalability. Managing a

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

Part 2: How to Backup Applications and Persistent Volumes in OpenShift with OADP

In this guide, we will cover how to backup applications and persistent volumes in OpenShift with OADP. This is Part 2 of a three-part series

Install Ansible Automation Platform on RHEL 9 using RPM

Install Ansible Automation Platform on RHEL 9 using RPM

In this guide, you will learn how to install Ansible Automation Platform on RHEL 9 using RPM packages. Red Hat Ansible Automation Platform (AAP) is

What are the core concepts in Kubernetes?

What are the core concepts in Kubernetes?

What are the core concepts in Kubernetes? Kubernetes, aka K8s, is the current de facto container orchestration platform providing a robust set of tools for

How to Disable Weak SSH Algorithms on RHEL 8/9/10 (SHA-1 HMACs, SHA-1 Kex, CBC, 3DES)

How to Disable Weak SSH Algorithms on RHEL 8/9/10 (SHA-1 HMACs, SHA-1 Kex, CBC, 3DES)

In this tutorial, we will quickly look at how to disable weak SSH algorithms on RHEL 8/9/10, including SHA-1 HMACs, SHA-1 key exchange methods, CBC

Install Kadeck Apache Kafka UI Tool on Debian/Ubuntu

Install Kadeck Apache Kafka UI Tool on Debian/Ubuntu

What is Kadeck and how can install it? This step-by-step tutorial will guide you on how to install Kadeck Apache Kafka UI tool on Debian/Ubuntu

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