HowTos

How To Manage Your Business Better And Be More Successful

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koromicha
HowTos, Remote Desktop, tomcat

How to Install and Setup Guacamole on Debian 9.8

Monitoring, HowTos

How to Install Prometheus on Debian 12

Database, HowTos, MongoDB

Install MongoDB Community Edition on CentOS 8

Monitoring, Capacity planning, LPIC-2, LPIC-2 Exam 201-405 Topics and Objectives

How to Monitor Disk Input/Output on Linux

Containers

More

Install and Use Docker on Debian 10 Buster

In this guide, we are going to learn how to install and use Docker on Debian 10 Buster. Docker is …
Provisioning Kubernetes Persistent Volumes with CephFS CSI Driver

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

In this guide, we’ll walk you through the process of provisioning Kubernetes Persistent Volumes with CephFS CSI Driver. CephFS is …
Deploy Multi-Node OpenStack using Kolla-Ansible

Deploy Multinode OpenStack using Kolla-Ansible

In this guide, you will to learn how to deploy Multinode OpenStack using Kolla-Ansible. We will be runing our OpenStack …
Install Portainer Extension on Docker Desktop

Install Portainer Extension on Docker Desktop

What are the core concepts in Kubernetes?

What are the core concepts in Kubernetes?

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

Part 3: How to Restore and Validate Application Backups in OpenShift with OADP

Static Pods vs Mirror Pods vs DaemonSets

Kubernetes Pod Management: Static Pods vs Mirror Pods vs DaemonSets

Deploy All-In-One OpenStack with Kolla-Ansible on Ubuntu 18.04

Deploy All-In-One OpenStack with Kolla-Ansible on Ubuntu 18.04

How to Install Docker Desktop on Kali Linux

How to Install Docker Desktop on Kali Linux

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

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

install-and-configure-openshift-odf-ocp

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

Configure OpenShift 4 Image Registry Persistent Storage with ODF

Configure OpenShift 4 Image Registry Persistent Storage with ODF: 2026 Step-by-Step Guide

Install and Run MariaDB as a Docker Container

Monitor Docker Swarm Service Metrics using Grafana

Monitor Docker Swarm Service Metrics using Grafana

Install Dozzle Real-Time Log Viewer for Docker Containers on Ubuntu

Install Dozzle Real-Time Log Viewer for Docker Containers on Ubuntu

How to Install Docker on Ubuntu 24.04

How to Install Docker on Ubuntu 24.04

OpenShift Builds and BuildConfig

OpenShift Builds and BuildConfig Essentials: A Comprehensive Guide

Assign Roles to Users and Groups in Kubernetes Cluster

Assign Roles to Users and Groups in Kubernetes Cluster

Security

More

Install ClamAV on Ubuntu 24.04/Ubuntu 22.04

Install Gophish on Ubuntu 18.04/Debian 9.8

Install GVM 21.4 on Ubuntu 20.04

Most Popular

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Install and Configure Fetchmail with OAuth2 Support for Request Tracker
HowTos,

Install and Configure Fetchmail with OAuth2 Support for Request Tracker

Directory Server, HowTos

Configure OpenLDAP Client on Debian 9 Stretch

HowTos, Monitoring

Installing Linux Dash with Nginx on Ubuntu 18.04 LTS

HowTos, PHP

Install PHP 7.4 on Ubuntu 20.04

What is the Importance of Making Your Website Inclusive?
HowTos

What is the Importance of Making Your Website Inclusive?

CentOS to RHEL Migration
HowTos, RHEL

Easily Convert Rocky Linux to RHEL using Convert2RHEL Tool

How to Install IBM QRadar Community Edition SIEM on VirtualBox

How to Install Outline VPN on Linux Systems

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

Install WireGuard VPN Client on Rocky Linux/Ubuntu/Debian

Install and setup GVM 20.08 on Debian 10

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

How to Install and Configure AlienVault HIDs Agent on a Linux Host

Detect Changes to Critical Files in Linux using Auditbeat and ELK

3 Internet Security Tips for 2022

The Benefits & Risks of Using Website Encryption

Monitor Process Creation Events on Windows Systems using Wazuh and ELK stack

How to Install and Setup GRR clients on Ubuntu 18.04/Debian 9

MONITORING

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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 …

auditbeat 1

Detect Changes to Critical Files in Linux using Auditbeat and ELK

gen_too

In this tutorial, you will learn how to detect changes to critical files in Linux …

Install Sampler Shell Command Visualization tool on Linux

koromicha

In this guide, you are going to learn how to install sampler shell command visualization …

Configure Kibana Dashboards/Visualizations to use Custom Index

Configure Kibana Dashboards/Visualizations to use Custom Index

Kifarunix

In this guide, we will walk you through easy steps to configure Kibana dashboards/visualizations to …

How to Monitor Remote Linux Hosts and Services with Icinga 2 on Ubuntu 18.04

koromicha

In this very tutorial, you are going learn how to monitor hosts and services with …

install sensu agent ubuntu/debian

Install Sensu Agent on Rocky Linux

koromicha

This guide will take you through how to install Sensu agent on Rocky Linux systems. …

How to Monitor OpenVPN Connections using openvpn-monitor tool

gen_too

In this tutorial, we are going to learn how to monitor OpenVPN connections using openvpn-monitor …

wazuh agents

Install Wazuh Agent on Rocky Linux 8

gen_too

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

Configure Nagios Availability Monitoring on AlienVault

Configure Availability Monitoring on AlienVault USM/OSSIM using Nagios

koromicha

In this guide, we are going to learn how to configure availability Monitoring on AlienVault …

filebeat

Configure Filebeat-Elasticsearch Authentication

gen_too

This tutorial will take you through how you can configure filebeat-elasticsearch authentication. You realize that …

filebeat

Install and Configure Filebeat on CentOS 8

In this tutorial, we are going to learn how to install and configure Filebeat on CentOS 8. Filebeat is one …

Installing Linux Dash with Nginx on Ubuntu 18.04 LTS

This guides presents a simple way installing Linux Dash with Nginx on Ubuntu 18.04 LTS. Linux Dash is an opensource …
wazuh vt

Detecting Malicious Files with Wazuh and VirusTotal

In this tutorial, you will learn on detecting malicious files with Wazuh and VirusTotal. Wazuh is an open source security …

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 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 …
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 …
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 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 …
How to fix Cisco Catalyst 8000v Edge Stuck on Bootloader upgrade not Necessary

Cisco Catalyst 8000v Edge Stuck on Bootloader upgrade not Necessary

How to fix Cisco Catalyst 8000v Edge Stuck on Bootloader upgrade not Necessary? Well, in one way or another, 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 …
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, …
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 …
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, …
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 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 …

STORAGE

More

Provision Block Storage for Kubernetes on Rook Ceph Cluster

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

Install ownCloud Desktop Client on Ubuntu 20.04

How to Upgrade ownCloud 9 to ownCloud 10 on Ubuntu 16.04

How to Install BackupPC on Debian 12

Part 3: How to Restore and Validate Application Backups in OpenShift with OADP

Create LVM Logical Volumes in Linux

Setup Software RAID on Ubuntu 20.04

VIRTUALIZATION

More
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 …

How to Deploy WordPress as a Docker Container

How to Deploy WordPress as a Docker Container

Kifarunix

Can you run WordPress in a Docker container? Yes, follow this tutorial to learn how …

How to Rename KVM Virtual Machine with virsh command

How to Rename KVM Virtual Machine with virsh command

koromicha

Is it possible to rename KVM virtual machine? Yes, follow through this guide to learn …

How to Upgrade VirtualBox 5.2 to VirtualBox 6.0 on Ubuntu 16.04

koromicha

In this tutorial, we are going to learn how to Upgrade VirtualBox 5.2 to VIrtualBox …

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 and Setup Security Onion on VirtualBox

Install and Setup Security Onion on VirtualBox

gen_too

In this tutorial, you will learn how to install and setup Security Onion on VirtualBox. …

How to Upload ISO File to VMware ESXi Datastore using vSphere Client

koromicha

Hello there, welcome to this tutorial on how to upload an ISO file to VMware …

Create and Manage VirtualBox VM Groups

Create and Manage VirtualBox VM Groups

koromicha

In this tutorial, you will learn how to create and manage VirtualBox vm groups. In …

install portainer on Linux

Install Portainer on Debian 11/Debian 10

koromicha

In this tutorial, you will learn how to install Portainer on Debian 11/Debian 10. Portainer is …

Install VirtualBox Guest Additions on Rocky Linux 9

Install VirtualBox Guest Additions on Rocky Linux 9

koromicha

Follow through this tutorial to learn how to install VirtualBox guest additions on Rocky Linux …

Install VirtualBox 7 on Debian 12 Desktop

Install VirtualBox 7 on Debian 12

This guide will take you through how to install VirtualBox 7 on Debian 12. VirtualBox is a general-purpose full virtualizer …

Install VirtualBox Guest Additions on CentOS 8

In our previous guide, we learnt how to Install CentOS 8 on VirtualBox. However, it doesn’t display in full-screen view …
how to automate virtual machine installation on VirtualBox

Automate Virtual Machine Installation on VirtualBox

In this tutorial, you will learn how to automate virtual machine installation on VirtualBox. Many times, not once, not twice …

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