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 Logstash 9 on Ubuntu/Debian

Install Logstash 9 on Ubuntu/Debian

This guide is about how to install Logstash 9 on Ubuntu/Debian as a continuation of our guide on how to setup Elastic Stack 9. We

Replace OpenShift Self-Signed Ingress and API SSL/TLS Certificates with Lets Encrypt

Replace OpenShift Self-Signed Ingress and API SSL/TLS Certificates with Lets Encrypt

In this tutorial, you will learn how to replace OpenShift self-signed Ingress and API SSL/TLS certificates with Lets Encrypt. When you install a new Red

kubernetes states: declared vs actual state

Understanding Kubernetes States: Declared vs Observed states Explained

In Kubernetes, effective state management is crucial for maintaining the stability and reliability of your clusters. Kubernetes relies on two key state concepts: Declared State

Setup Three Node Docker Swarm Cluster on Ubuntu

How to Setup Three Node Docker Swarm Cluster on Ubuntu 22.04

How can I setup a Docker swarm? In this tutorial, you will learn how to setup three node Docker swarm cluster on Ubuntu 22.04. Docker

Recommended Practices to Encourage Workplace Safety

Recommended Practices to Encourage Workplace Safety

Good safety practices are essential for any workplace. Having a safe environment is not only beneficial to employees and employers, but it can also help

Exploring API Authentication Methods for Digital Infrastructure Security in Business

Exploring API Authentication Methods for Digital Infrastructure Security in Business

As businesses become more reliant on digital infrastructure, securing sensitive data is essential. Why API User Authentication Matters API user authentication contributes to the prevention

How to Clone VPS Server on Hetzner Cloud

How to Clone VPS Server on Hetzner Cloud

Is there a way to clone VPS server on Hetzner cloud with out downtime? yes, of course. If you didn’t discover the incredible potential of

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

How VPNs Safeguard Your Online Presence

Protecting Your Privacy: How VPNs Safeguard Your Online Presence

In today’s digital age, safeguarding your online privacy has become increasingly important. With the rise of cyber threats and the extensive tracking and surveillance practices

install phpPgAdmin on Debian 12

Install phpPgAdmin on Debian 12

In this guide, you will learn how to install phpPgAdmin on Debian 12. phpPgAdmin is a web-based administration tool for PostgreSQL. Installing phpPgAdmin on Debian