HowTos

Install Latest Nodejs on Rocky Linux 8

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koromicha
HowTos

Install Google Chrome Browser on Ubuntu 20.04

Monitoring, HowTos, Zabbix

Install Zabbix Server from Source on Debian 11

Security, HowTos, VPN

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

Monitoring, HowTos, Zabbix

Compile and Install Zabbix Agent on FreeBSD 12

Containers

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

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

In this guide, you will to learn how to deploy all-in-one OpenStack with Kolla-Ansible on Ubuntu 18.04. Kolla provides Docker …
check Docker container RAM and CPU usage

How to Check Docker Container RAM and CPU Usage

How to check Docker CPU and memory usage? In this tutorial, you will learn how to check Docker container RAM …
Step-by-Step Guide on Deploying an Application on Kubernetes Cluster

Step-by-Step Guide on Deploying an Application on Kubernetes Cluster

In this tutorial, we will provide you with a step-by-step guide on deploying an application on Kubernetes cluster. Kubernetes is …
StatefulSets in Kubernetes: Everything You Need to Know

StatefulSets in Kubernetes: Everything You Need to Know

kubernetes kubeconfig

What is Kubeconfig File in a Kubernetes Cluster?

Monitor Docker Swarm Node Metrics using Grafana

Monitor Docker Swarm Node Metrics using Grafana

Install Fedora CoreOS on KVM Using an ISO File

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

Step-by-Step Guide on Deploying an Application on Kubernetes Cluster

Step-by-Step Guide on Deploying an Application on Kubernetes Cluster

Understanding OpenShift Security Context Constraints

Understanding OpenShift Security Context Constraints: The Complete Guide

provision Block Storage for Kubernetes on Rook Ceph Cluster

Provision Block Storage for Kubernetes on Rook Ceph Cluster

kubernetes secrets

How to Use Secrets in Kubernetes Applications

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

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

Kubernetes Ingress Explained

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

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

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

check Docker container RAM and CPU usage

How to Check Docker Container RAM and CPU Usage

How to Deploy WordPress as a Docker Container

How to Deploy WordPress as a Docker Container

Connect to Remote Docker Environment on Docker Desktop

Connect to Remote Docker Environment on Docker Desktop

Install Helm on Kubernetes Cluster

Step-by-Step Guide: How to Install Helm on Kubernetes Cluster

Deploy Apps on OpenShift Using BuildConfig

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

Security

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Configure Site-to-Site IPSec VPN on pfSense and Libreswan

Install and Use Nikto Web Scanner on Ubuntu 20.04

Easily Integrate Linux Malware Detect with ClamAV

Most Popular

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

How to Measure Memory Usage in Linux

install java
HowTos

Install Java 11|Java 17|Java 18 on Ubuntu 22.04

postgresql
HowTos

Install PostgreSQL 13 on Debian 11

install suricata
Security, HowTos, Suricata

Install and Setup Suricata on Ubuntu 22.04/Ubuntu 20.04

HowTos, Apache, Monitoring, Web Servers

Install and Setup AWStats Log Analyzer on CentOS 8

HowTos, LAMP Stack

Install LAMP Stack on Debian 9

Install and Setup Squid Proxy on pfSense

Install and Setup Suricata on CentOS 8

Install Metasploit Framework on Ubuntu 22.04/Ubuntu 20.04

Configure strongSwan VPN Client on Ubuntu 18.04/CentOS 8

Install ClamAV on Rocky Linux 8

Configure CentOS/Rocky/Oracle Linux as a Linux Router

Enforce Password Complexity Policy On Ubuntu 18.04

Install and Configure Squid Proxy on CentOS 8

Install and Setup Squid Proxy on Debian 11/10

Easily Configure Elasticsearch HTTPS Connection

How to Integrate TheHive with MISP

Install Request Tracker on AlmaLinux/Rocky Linux

MONITORING

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Install Elasticsearch 7.x on CentOS 7/Fedora 29

koromicha

This guide will take you through how to install Elasticsearch 7.x on CentOS 7/Fedora 29. …

Monitor SSL/TLS Certificates Expiry with Nagios

koromicha

Well, assuming you understand the implications of the expired SSL/TLS certificates, let us go through …

Enable Rsyslog Logging on Debian 12

Enable Rsyslog Logging on Debian 12

Kifarunix

This step by step tutorial will take you through how to enable Rsyslog logging on …

Install Elastic Stack 7 on Ubuntu

Install and Configure Filebeat 7 on Ubuntu 18.04/Debian 9.8

koromicha

This guide discusses how to install and configure Filebeat 7 on Ubuntu 18.04/Debian 9.8. This …

filebeat

Easy way to Configure Filebeat-Logstash SSL/TLS Connection

koromicha

In this tutorial, we will show you an easy way to configure Filebeat-Logstash SSL/TLS Connection. …

Install Osquery on Ubuntu 20.04

Enroll Osquery Hosts on Fleet Manager

koromicha

In this tutorial, you will learn how to add or enroll Osquery hosts on Fleet …

wazuh app elk

Integrate Wazuh Manager with ELK Stack

gen_too

In this tutorial, you will learn how to integrate Wazuh manager with ELK stack as …

Install Cortex on Ubuntu 22.04/Ubuntu 20.04

Install Cortex on Ubuntu 22.04/Ubuntu 20.04

gen_too

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

Install GoAccess On Fedora 30/Fedora 29

koromicha

Follow through this guide to learn how to install GoAccess on Fedora 30/Fedora 29. GoAccess …

install and configure snmp ubuntu 20.04

Quick Way to Install and Configure SNMP on Ubuntu 20.04

gen_too

In this guide, we are going to learn how to install and configure SNMP on …

kibana

Install ELK Stack on Debian 11

Welcome to our guide on how to install ELK Stack on Debian 11. ELK, currently known as Elastic Stack, is the …
install zabbix agent

Compile and Install Zabbix Agent on FreeBSD 12

Welcome to our guide on how to compile and install Zabbix Agent on FreeBSD 12. We have covered the installation …

Install Icinga 2 on Debian 10 Buster

In this guide, we are going to learn how to install Icinga 2 on Debian 10 Buster. Icinga 2 is …

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 …
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 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 …
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 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, …

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 …
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 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 …
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 …
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, …

STORAGE

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How to Deploy Ceph Storage Cluster on Rocky Linux

Part 2: Integrate OpenStack with Ceph Storage Cluster

Mount Remote Filesystem Over SSH using SSHFS

How to Access Samba Share on Linux and Windows Systems

Install ownCloud Server on Debian 11

Setup Three Node Ceph Storage Cluster on Ubuntu 18.04

KVM Online Disk Expansion: How to Extend Virtual Disks Without Downtime

How to Install MinIO Object Storage Server on RHEL 9

VIRTUALIZATION

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kali linux 2021.3 desktop

Easily Install Kali Linux 2021.3 on VirtualBox

gen_too

In this tutorial, you will learn how to install Kali Linux 2021.3 on VirtualBox. Kali Linux is …

Install and Configure Endian Firewall on VirtualBox

Install and Configure Endian Firewall on VirtualBox

koromicha

Welcome to our guide on how to install and configure Endian Firewall on VirtualBox. Endian …

Change Windows Boot Device from IDE to Virtio on KVM

Change Windows Boot Device from IDE to Virtio on KVM

koromicha

In this tutorial, you will learn how to change Windows boot device from IDE to …

Install Rocky Linux 8 on VirtualBox

Install Rocky Linux 8 on VirtualBox

koromicha

Follow through this tutorial to learn how to install Rocky Linux 8 on VirtualBox. According …

install portainer on Linux

Install Portainer on Rocky Linux

koromicha

In this tutorial, you will learn how to install Portainer on Rocky Linux. Portainer is a …

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 …

insert guest addition iso

Install VirtualBox Guest Additions on Wubuntu

Kifarunix

Follow through this step by step guide to lean how to install VirtualBox Guest Additions …

Install VirtualBox Guest Additions on Debian 10 Buster

koromicha

So if you have installed Debian 10 Buster on VirtualBox, you might have realized that …

Install NixOS with Gnome Desktop on VirtualBox

Install NixOS with Gnome Desktop on VirtualBox

Kifarunix

In this tutorial, you will learn how to install NixOS with Gnome Desktop on VirtualBox. …

Install VirtualBox on Debian 11 Desktop

gen_too

In this tutorial, you will learn how to install VirtualBox on Debian 11 desktop version. …

How to Configure OpenStack Networks for Internet Access

How to Configure OpenStack Networks for Internet Access

How would you configure OpenStack networks for Internet access? Internet access is crucial for various reasons within an OpenStack environment. …
deploy OpenStack using DevStack on Ubuntu 22.04/Ubuntu 20.04

Deploy OpenStack using DevStack on Ubuntu 22.04/Ubuntu 20.04

In this tutorial, you will learn how to deploy OpenStack using DevStack on Ubuntu 22.04/Ubuntu 20.04. There are different methods/tools …
Install Fedora CoreOS on KVM Using an ISO File

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

In this tutorial, you will learn how to install Fedora CoreOS on KVM using an ISO file. Fedora CoreOS is a minimal, …

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