HowTos

Install Zammad Ticketing System on Debian 11

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gen_too
Containers, HowTos, Kubernetes

Gracefully Remove Worker Node from Kubernetes Cluster

HowTos, CMS

Install ProcessWire on Ubuntu 22.04

HowTos, Security, Vulnerability Scanners, WPScan

Install WPScan on Ubuntu 20.04

Security, HowTos

How to Install RTIR Module on Request Tracker [2025]

Containers

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Install and Run MariaDB as a Docker Container

Welcome to our basic tutorial on how to install and run MariaDB as a Docker container. According to Docker website, …

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 …
How to Deploy an Application in a Docker Swarm Cluster

How to Deploy an Application in a Docker Swarm Cluster

How do I deploy an application to a swarm cluster? In this tutorial, you will learn how to deploy an …

Install and Use Docker on Debian 10 Buster

openstack on ubuntu 24.04

Install OpenStack on Ubuntu 24.04 using Kolla Ansible

integrate OpenShift with Active Directory for Authentication

Integrate OpenShift with Active Directory for Authentication

kubernetes secrets

How to Use Secrets in Kubernetes Applications

deploy HAProxy as a Docker container

Deploy HAProxy as a Docker Container

using configmaps in kubernetes

Step-by-Step Guide to Using ConfigMaps in Kubernetes

Introduction to Kubernetes: What is it and why do you need it?

Introduction to Kubernetes: What is it and why do you need it?

upgrade openshift 4

How to Upgrade OpenShift Cluster: Seamless Steps for Success

Understanding OpenShift Security Context Constraints

Control OpenShift Pod Permissions with SCCs and Service Accounts

Serverless Computing with Linux on AWS Lambda

Serverless Computing with Linux on AWS Lambda

Deploy Apps on OpenShift Using BuildConfig

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

monitor Docker containers metrics using Grafana

Monitor Docker Containers Metrics using Grafana

Deploy ELK Stack 8 Cluster on Docker using Ansible

Deploy ELK Stack 8 Cluster on Docker using Ansible

How to Install Docker on Ubuntu 24.04

How to Install Docker on Ubuntu 24.04

install docker ce

Install and Use Docker CE on CentOS 8

Quickly Install MySQL 8 on Debian 12

Quickly Install MySQL 8 on Debian 12

Security

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Securely SSH to Remote Host via Multiple Jump Hosts

Install and Configure AlienVault OSSIM on VirtualBox

Install GVM 21.4 on Ubuntu 20.04

Most Popular

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HowTos, Networking, OpenVPN

Install and Setup OpenVPN Server on Fedora 29/CentOS 7

Setup Multi-node Elasticsearch Cluster
Monitoring, Elastic Stack, HowTos

Setup Multi-node Elasticsearch Cluster

Is Knowing Linux Profitable for a Graduate?
Linux Commands, HowTos

Is Knowing Linux Profitable for a Graduate?

Install and Configure Wazuh Manager
Monitoring, HowTos, Security

Install and Configure Wazuh Manager on Ubuntu 22.04

Install phpLDAPadmin on Rocky Linux 8
HowTos, OpenLDAP, PHP

Install phpLDAPAdmin on Debian 10/Debian 11

php debian 11
HowTos, PHP

Install PHP 7.1/7.2/7.3/7.4 on Ubuntu 22.04

Ship System Logs to ELK Stack using Elastic Agents

How to Install OSSEC Agent on Mac OS

Why Should You Be Using Ubuntu? 6 Advantages

How to Install and Configure Nessus Scanner on Ubuntu 18.04/CentOS 7

Install and Setup Velociraptor on Ubuntu 18.04

Setup IPSec VPN Server with Libreswan on CentOS 8

Scan a Web Application Using Acunetix Scanner

How to Install and Use WPScan WordPress Vulnerability Scanner Ubuntu 18.04

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

Install and Setup Squid Proxy on pfSense

Install and Setup Velociraptor on Ubuntu 20.04

Install WPScan on Ubuntu 20.04

MONITORING

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Install Grafana on Ubuntu

Install Grafana Data Visualization Tool on Ubuntu 18.04

koromicha

In this guide, we are going to learn how to install Grafana Data Visualization Tool …

zabbix login int 1

Install Zabbix Server from Source on Debian 11

koromicha

In this guide, we are going to learn how to install Zabbix Server from source …

check Docker container RAM and CPU usage

How to Check Docker Container RAM and CPU Usage

Kifarunix

How to check Docker CPU and memory usage? In this tutorial, you will learn how …

install and configure snmp on Linux

Install and Configure SNMP on Ubuntu 18.04 and CentOS 7

koromicha

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

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

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

gen_too

In this tutorial, you will learn how to monitor process creation events on Windows systems …

Backup and Restore Elasticsearch Index Data

Backup and Restore Elasticsearch Index Data

gen_too

In this blog post, you will learn how to backup and restore Elasticsearch Index data. …

How to Install Osquery on Ubuntu 18.04

koromicha

In this guide, we are going to learn how to install osquery on Ubuntu 18.04. …

Install and Setup Nagios

Install Nagios Server on CentOS 8

koromicha

In this guide, you will learn how to install Nagios Server on CentOS 8. Nagios provides …

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. …

Install Elastic Stack 7 on Ubuntu

Install Elastic Stack 7 on Ubuntu 18.04/Debian 9.8

koromicha

This tutorial will guide on how to install Elastic Stack 7 on Ubuntu 18.04/Debian 9.8. …

docker elk

Deploy a Single Node ELK Stack Cluster on Docker Containers

How to run ELK stack on Docker? In this tutorial, we are going to learn how to deploy a single …
Monitor Docker Swarm Node Metrics using Grafana

Monitor Docker Swarm Node Metrics using Grafana

How can I monitor Docker swarm node metrics? In this tutorial, you will learn how to monitor Docker swarm node …
Nagios SNMP Monitoring of Linux Hosts

Nagios SNMP Monitoring of Linux Hosts on AlienVault USM/OSSIM

In this guide, we are going to learn how to configure Nagios SNMP monitoring of Linux hosts. We will be …

NETWORKING

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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 …
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 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 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 …
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 …
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 …
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 …
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 …
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

Create RAID Level 10 (RAID 1+0) on Ubuntu 20.04

Install and setup GlusterFS on Ubuntu 22.04/Ubuntu 20.04

Deploy Ceph Storage Cluster in Kubernetes using Rook

Extend Existing LUKS-Encrypted LVM by Adding Physical Volume

Install and Configure BackupPC on Debian 10

Provision Block Storage for Kubernetes on Rook Ceph Cluster

Easy way to Setup NFS Server on Ubuntu 20.04

VIRTUALIZATION

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Easy Way to Extend KVM Virtual Machine Disk Size

Easy Way to Extend KVM Virtual Machine Disk Size

kaptotonindet

This is a simple tutorial on an easy way to extend KVM virtual machine disk …

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 …

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 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 …

How to Create And Delete OpenStack Project

How to Create And Delete OpenStack Project

koromicha

In this blog post, we’ll provide a step by step tutorial on how to create …

How to Install FreeBSD 12 on VirtualBox

koromicha

Hello there, welcome to our guide on how to install FreeBSD 12 on VirtualBox. FreeBSD …

Install OPNsense on VirtualBox

How to Install OPNsense on VirtualBox

koromicha

In this tutorial, we are going to learn how to install OPNsense on VirtualBox. OPNsense …

Install VirtualBox 6.1 on Ubuntu 18.04 Desktop

koromicha

VirtualBox 6.1.0 which is a major update of VirtualBox was released December 10 2019 with quite …

Install VirtualBox Guest Additions on Rocky Linux 8

Install VirtualBox Guest Additions on Rocky Linux 8

koromicha

In this tutorial, you will learn how to install VirtualBox guest additions on Rocky Linux …

Install Fedora 30 Workstation on VirtualBox

koromicha

So Fedora 30 has just been released and you would like to try out the …

kali linux 2021.3 desktop

Install VirtualBox Guest Additions on Kali Linux 2021.3

In this tutorial, you will learn how to install VirtualBox guest additions on Kali Linux 2021.3. Guest additions offers many …
kali linux 2021.3 desktop

Install Kali Linux 2020.3 on VirtualBox

In this tutorial, you will learn how to install Kali Linux 2020.3 on VirtualBox. Kali Linux is an Advanced Penetration …
Upgrade VirtualBox 6.x to VirtualBox 7.x on Ubuntu/Debian

Upgrade VirtualBox 6.x to VirtualBox 7.x on Ubuntu/Debian

In this tutorial, you will learn how to upgrade VirtualBox 6.x to VirtualBox 7.x on Ubuntu/Debian. VirtualBox 7.0.0 was officially …

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