HowTos

Compile and Install Programs from Source Code in Linux

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koromicha
HowTos

Install latest Apache Solr on CentOS 8

HowTos, Security

Cybersecurity In The Home: 3 Steps Households Can Take

Security, HowTos, VPN

8 Handy Ways You Can Use A VPN In Your Everyday Life

HowTos, Directory Server, OpenLDAP

Install and Setup OpenLDAP on CentOS 8

Containers

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

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

In this blog post, you will learn how to backup and restore applications in OpenShift 4 with OADP (Velero). In …
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, …
install-and-configure-openshift-odf-ocp

How to Install and Configure OpenShift Data Foundation on OpenShift 4.20: Step-by-Step Guide [2026]

In this guide, I’ll walk you through how to install and configure OpenShift Data Foundation on OpenShift, covering everything from …
Install Fedora CoreOS on KVM Using an ISO File

Install Fedora CoreOS on KVM Using an ISO File: A Step-by-Step Guide

automate tasks in OpenShift with Kubernetes jobs and cron jobs

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

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

Part 1: How to Install and Configure OADP Operator on OpenShift 4

Quickly Install MySQL 8 on Debian 12

Quickly Install MySQL 8 on Debian 12

Setup Three Node Docker Swarm Cluster on Ubuntu

How to Setup Three Node Docker Swarm Cluster on Ubuntu 22.04

Setup Kubernetes Cluster on Ubuntu

Install and Setup Kubernetes Cluster on Ubuntu 24.04

Assign Roles to Users and Groups in Kubernetes Cluster

Assign Roles to Users and Groups in Kubernetes Cluster

Install Minikube on Debian 12

Step-by-Step Tutorial: Install Minikube on Debian 12

Forward OpenShift Logs to Multiple Destinations Using ClusterLogForwarder (Elasticsearch & S3)

Forward OpenShift Logs to Multiple Destinations Using ClusterLogForwarder (Elasticsearch & S3)

Patch Sudo CVEs 2025-32462 & 2025-32463 using Ansible AWX

Patch Sudo CVEs 2025-32462 & 2025-32463 using Ansible AWX

Mastering Kubernetes Autoscaling: Horizontal vs Vertical Scaling

Mastering Kubernetes Autoscaling: Horizontal vs Vertical Scaling

How to Deploy WordPress as a Docker Container

How to Deploy WordPress as a Docker Container

Deploy OpenBao on OpenShift with HA Raft, TLS, and Static Key Auto-Unseal: No Cloud KMS Needed

Deploy OpenBao on OpenShift with HA Raft, TLS, and Static Key Auto-Unseal: No Cloud KMS Needed

docker elk

Deploy a Single Node ELK Stack Cluster on Docker Containers

How to Implement Multi-Tenancy on OpenShift Using Project Templates, ResourceQuotas, and LimitRanges

How to Implement Multi-Tenancy on OpenShift Using Project Templates, ResourceQuotas, and LimitRanges

monitor docker containers using nagios

How to Monitor Docker Containers using Nagios

Security

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Install sysPass Password Manager on Ubuntu 22.04/Ubuntu 20.04

Integrate Portainer with OpenLDAP for Authentication

Easily Install FortiClient VPN on Oracle Linux

Most Popular

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Install Ubuntu 21.04 Desktop on VirtualBox
VirtualBox, HowTos, OS, Ubuntu 20.04, Virtualization

Install Ubuntu 21.04 Desktop on VirtualBox

Deploy Ceph Storage Cluster in Kubernetes using Rook
HowTos, Ceph, Containers, Kubernetes, Rook, Storage

Deploy Ceph Storage Cluster in Kubernetes using Rook

Install and Setup Jenkins on Ubuntu 20.04
HowTos

Install and Setup Jenkins on Ubuntu 20.04

wubuntu
Virtualization, HowTos, VirtualBox

Install Wubuntu Linux on VirtualBox

Install and Configure Zabbix
HowTos, Monitoring

Add Hosts to Zabbix Server for Monitoring

install wine 6 fedora
HowTos

Install Wine 6 on Fedora 33

Easily Install ModSecurity with Apache on Rocky Linux 8

How to Install and Setup Tailscale VPN on Debian 12

How to Install and Configure Maltrail on Ubuntu 18.04

Setup Squid Proxy Authentication on Ubuntu 18.04/Fedora 29/28/CentOS 7

How to Install and Use WPScan WordPress Vulnerability Scanner Ubuntu 18.04

Ship System Logs to ELK Stack using Elastic Agents

6 Tools That Can Help Protect Your Sensitive Business Information

Install Fleet Osquery Manager on Ubuntu 20.04/Ubuntu 22.04

Careers In IT You Need To Know About

Install and Setup OSSEC agent on Ubuntu 18.04/CentOS 7

Setup Secure SSH Access on Linux Servers using Teleport

How To Reset Or Recover Root Password On OPNsense

MONITORING

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Install Wazuh Manager with ELK on Debian

Install Wazuh Server on Rocky Linux 8/Rocky Linux 9

gen_too

In this tutorial, you will learn how to install Wazuh server on Rocky Linux 8/Rocky …

Install LibreNMS on Linux

Install LibreNMS on Debian 11/Debian 10

koromicha

Follow through this tutorial to learn how to install LibreNMS on Debian 11/Debian 10. LibreNMS …

Install Prometheus Node Exporter on CentOS 8

koromicha

In this guide, you will learn how to install Prometheus Node Exporter on CentOS 8. …

How to Integrate ELK Stack with TheHive

How to Integrate ELK Stack with TheHive

gen_too

In this tutorial, we are going to learn how to integrate ELK stack with TheHive. …

Install Logstash 7 on Fedora 30/Fedora 29/CentOS 7

Install Logstash 7 on Fedora 30/Fedora 29/CentOS 7

koromicha

This guide will focus on how to install Logstash 7 on Fedora 30/Fedora 29/CentOS 7 …

Install Osquery on Linux

Monitor Windows Systems using Elastic Osquery Manager

gen_too

In this tutorial, you will learn how to monitor Windows systems using Elastic Osquery manager. …

Install MISP on Ubuntu 22.04/Ubuntu 20.04

Install MISP on Ubuntu 24.04/Ubuntu 22.04/Ubuntu 20.04

gen_too

In this tutorial, you will learn how to install MISP on Ubuntu 24.04/Ubuntu 22.04/Ubuntu 20.04. …

How to Monitor IT Infrastructure using Checkmk

How to Monitor IT Infrastructure using Checkmk

koromicha

In this tutorial, you will learn how to monitor IT infrastructure using Checkmk. Checkmk is …

Install Wazuh Manager with ELK on Debian

Install Wazuh Manager with ELK on Debian 12

Kifarunix

In this tutorial, you will learn how to install Wazuh Manager with ELK on Debian …

Install Arkime (Moloch) Full Packet Capture tool on Ubuntu

Install Arkime Full Packet Capture tool on Ubuntu

gen_too

Welcome to our tutorial on how to install Arkime (Moloch) Full Packet Capture tool on …

auditbeat 1

Detect Changes to Critical Files in Linux using Auditbeat and ELK

In this tutorial, you will learn how to detect changes to critical files in Linux using Auditbeat and ELK. Auditbeat …
Deploy ELK Stack 8 on Docker Containers

Deploy ELK Stack 8 on Docker Containers

How to run single node ELK stack 8 on Docker? In this tutorial, you will learn how to deploy ELK …

Install and Configure Prometheus on Fedora 29/Fedora 28

In this guide, we are going to learn how to install and configure Prometheus on Fedora 29/Fedora 28. As you …

NETWORKING

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Easy way to Test Internet Speed on Linux Terminal

Easy way to Test Internet Speed on Linux Terminal

In this tutorial, we will show you an easy way to test Internet speed on Linux terminal. More often than …

Install and Setup OpenVPN Server on Fedora 29/CentOS 7

In this guide, we are going to learn how to Install and Setup OpenVPN Server on Fedora 29/CentOS 7. OpenVPN …
Configure Static IP Addresses using Netplan on Ubuntu

Configure Static IP Addresses using Netplan on Ubuntu

How to set static IP addresses using Netplan on Ubuntu? In this tutorial, you will learn how to configure static …
Create Virtual/Secondary IP addresses on an Interface in Linux

Create Virtual/Secondary IP addresses on an Interface in Linux

Follow through this tutorial to learn how to create virtual/secondary IP addresses on an interface in Linux. This enables you …
Install and use NMCLI tool on Debian Linux

Connect to WiFi in Linux Using NMCLI command

This tutorial will guide you on how to connect to WiFi in Linux using NMCLI command. NMCLI is a command-line …
Useful Facts About Setting Up Mobile Rugged Servers

Useful Facts About Setting Up Mobile Rugged Servers

Modern warfare is evolving. Having boots on the ground is still the most important component of winning any conflict, however, …
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 …
install Malcolm network traffic analysis tool on Ubuntu

Analyze PCAP Files using Malcolm Network Traffic Analysis tool

In this tutorial, you will learn how to analyze PCAP files using Malcolm network traffic analysis tool. Malcolm can be …
install wireshark on Linux

Install Latest Wireshark on Ubuntu 18.04

In this guide, we are learn how to install latest Wireshark on Ubuntu 18.04. Wireshark is the world’s foremost and …
Set Static Routes via an Interface/IP on CentOS/Ubuntu

Set Static Routes via an Interface/IP on CentOS/Ubuntu

In this tutorial, you will learn how to set static routes via an interface/IP on CentOS/Ubuntu systems. In a network, …
Install and use NMCLI tool on Debian Linux

Install and use NMCLI tool on Debian Linux

In this tutorial, we provide a step by step guide on how to install and use NMCLI tool on Debian …
install wireshark on Linux

Install Wireshark on Ubuntu 22.04

In this guide, you will learn how to install Wireshark on Ubuntu 22.04. Wireshark is the world’s foremost and widely-used …

STORAGE

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Step-by-Step: Provisioning Kubernetes Persistent Volumes with CephFS CSI Driver

Setup Software RAID on Rocky Linux 8

Install Couchbase Server on Ubuntu 22.04/Ubuntu 20.04

Part 2: Integrate OpenStack with Ceph Storage Cluster

Setup Software RAID on Debian 10

How Install and Configure iSCSI Storage server on CentOS 7

Mount Remote Filesystem Over SSH using SSHFS

Setup Three Node Ceph Storage Cluster on Ubuntu 18.04

VIRTUALIZATION

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Install VirtualBox Guest Additions on Ubuntu 21.04

Install VirtualBox Guest Additions on Ubuntu 21.04

koromicha

If you have installed Ubuntu 21.04 on VirtualBox, you realize that it is not in …

install ubuntu 25.04 on virtualbox

How to Install Ubuntu 25.04 on VirtualBox: A Step-by-Step Guide

Kifarunix

Wondering how to install Ubuntu 25.04 on VirtualBox? Ubuntu 25.04, codenamed “Plucky Puffin,” is the …

Install VirtualBox Guest Additions on Ubuntu 24.04

Install VirtualBox Guest Additions on Ubuntu 24.04

Kifarunix

In this guide, you will learn how to install VirtualBox guest additions on Ubuntu 24.04. …

Install Kali Linux 2022.2 on VirtualBox

Install Kali Linux 2022.2 on VirtualBox

koromicha

In this tutorial, you will learn how to install Kali Linux 2022.2 on VirtualBox. Kali Linux is …

How to fix QEMU/KVM Not Connected Error on Ubuntu 20.04

koromicha

In this tutorial, you will learn how to fix QEMU/KVM Not connected error on Ubuntu …

Install VirtualBox Guest Additions on Fedora 31/32

koromicha

In this guide, we are going to learn how to install VirtualBox Guest Addition on …

Install VirtualBox Extension Pack on VirtualBox 6.0

koromicha

Welcome to our tutorial on how install VirtualBox extension pack on VirtualBox 6.0. This guide …

Install Ubuntu 21.04 Desktop on VirtualBox

Install Ubuntu 21.04 Desktop on VirtualBox

koromicha

In this tutorial, you learn how to install Ubuntu 21.04 Desktop on VirtualBox. The latest …

Use VirtualBox VMs on KVM

Use VirtualBox VMs on KVM

koromicha

Do you have some VirtualBox virtual machines that you would like to re-use on your …

List Running and Stopped VMS on KVM

List Running and Stopped VMS on KVM

koromicha

Follow through this guide to learn how to list running and stopped vms on KVM. …

Easy Way to Extend KVM Virtual Machine Disk Size

Easy Way to Extend KVM Virtual Machine Disk Size

This is a simple tutorial on an easy way to extend KVM virtual machine disk size. Disk usage in a …
How to Deploy WordPress as a Docker Container

How to Deploy WordPress as a Docker Container

Can you run WordPress in a Docker container? Yes, follow this tutorial to learn how to deploy WordPress as a …
Install VirtualBox Guest Additions on Oracle Linux 9

Install VirtualBox Guest Additions on Oracle Linux 9

Follow through this tutorial to learn how to install VirtualBox guest additions on Oracle Linux 9. VirtualBox guest additions “consist …

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