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koromicha

I am the Co-founder of Kifarunix.com, Linux and the whole FOSS enthusiast, Linux System Admin and a Blue Teamer who loves to share technological tips and hacks with others as a way of sharing knowledge as: "In vain have you acquired knowledge if you have not imparted it to others".

How to Install and Setup Thunderbird Mail Client on Ubuntu 18.04

In this guide, we are going to walk you through steps required to install and setup Thunderbird mail client on Ubuntu 18.04 system. Thunderbird is

Install and Setup Tailscale VPN on Debian 12

How to Install and Setup Tailscale VPN on Debian 12

Can I setup Tailscale on Linux systems? Yes, this guide will take you though how to install and setup Tailscale VPN on Debian 12. What

Scheduling tasks using anacron in Linux/Unix

Well, this guide will focus on scheduling tasks using anacron in Linux/Unix systems. So what is anacron? Anacron is a service that can be used to

Fix Updating failed. The response is not a valid JSON response.

WordPress: Fix Updating failed. The response is not a valid JSON response

In this tutorial, I will show you a quick fix to the common WordPress error, Updating failed. The response is not a valid JSON response

Setup LDAP Self Service Password Tool on CentOS 8

This guide will take you through how to setup LDAP Self Service Password Tool on CentOS 8. If you got users who are authenticating against

Install phpLDAPadmin on Rocky Linux 8

Install phpLDAPAdmin on Debian 10/Debian 11

In this guide, you will learn how to install and setup phpLDAPadmin on Debian 10/Debian 11. phpLDAPadmin (also known as PLA) is a web-based application written in

Configure Apache with SSL/TLS Certificates on CentOS 8

Follow through this guide to learn how to configure Apache with SSL/TLS Certificates on CentOS 8. Are you using Nginx instead? Check our guide on

Configure IPSEC VPN using StrongSwan on Ubuntu 18.04

In this guide, we are going to learn how to configure IPSEC VPN using StrongSwan on Ubuntu 18.04. We covered similar guides on how to

Disable SSH Password Login for Specific Users in Ubuntu 18.04

Today, we are going to learn how to disable ssh password login for specific users in Ubuntu 18.04. In our previous guide, we learnt how

Install NoMachine on Ubuntu

Install NoMachine on Ubuntu 24.04/Ubuntu 22.04

Welcome to our tutorial on how to install NoMachine on Ubuntu 24.04/Ubuntu 22.04. NoMachine is a remote desktop tool just like VNC, TeamViewer. It is

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Install Request Tracker on AlmaLinux/Rocky Linux

Containers

Why Docker Hardened Images Are a Game-Changer for Software Supply Chain Security

Install Portainer on Ubuntu 22.04

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Setup Highly Available Kubernetes Cluster with Haproxy and Keepalived

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Automate Tasks in OpenShift with Kubernetes Jobs and Cron Jobs: A Practical Guide

Security

Install VeraCrypt on Debian 11

Install and Configure AlienVault OSSIM on VirtualBox

Create Locally Trusted SSL Certificates with mkcert on Ubuntu 18.04

What Is an SSL Certificate and How Can It Benefit Your Business?

Install LibModsecurity with Apache on Fedora 30/29/CentOS 7

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Monitoring

Ship System Logs to ELK Stack using Elastic Agents

Configure Filebeat 8 to Write Logs to Specific Index

Install Prometheus on Debian 10

Setup Kibana Elasticsearch and Fluentd on CentOS 8

Installing ELK Stack on CentOS 8

Install ELK Stack on Debian 11

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