Security, HowTos, Password Managers, syspass

Install sysPass Password Manager on Rocky Linux

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koromicha
HowTos, DNS, PowerDNS

Easily Install PowerDNS Admin on Debian 11/Debian 10

HowTos, Monitoring, Nagios

Add Hosts to Nagios Server For Monitoring

Monitoring, Zabbix

Install and Configure Zabbix 4.0 from Source on Fedora 29/Fedora 28/CentOS 7

HowTos

7 Essential Tools Your Business Should Be Using Today

Containers

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kubernetes states: declared vs actual state

Understanding Kubernetes States: Declared vs Observed states Explained

In Kubernetes, effective state management is crucial for maintaining the stability and reliability of your clusters. Kubernetes relies on two …
install docker ce

Install Docker on Rocky Linux 8|9

Welcome to our guide on how to install docker on Rocky Linux 8/Rocky Linux 9. Docker is a platform that enables developers …
Gracefully Remove Worker Node from Kubernetes Cluster

Gracefully Remove Worker Node from Kubernetes Cluster

In this tutorial, you will learn how to gracefully remove worker node from Kubernetes cluster. If you are managing a …
how to Install Docker Desktop on Ubuntu

How to Install Docker Desktop on Ubuntu 22.04/Ubuntu 20.04

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

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

check Docker container RAM and CPU usage

How to Check Docker Container RAM and CPU Usage

Install Metrics Server on Kubernetes

Install Kubernetes Metrics Server on a Kubernetes Cluster

docker hardened images

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

Install Minikube on Debian 12

Installing Minikube on Ubuntu 24.04

install portainer on Linux

Install Portainer on Debian 11/Debian 10

How to Integrate MinIO S3 Storage with Kubernetes/OpenShift

How to Integrate MinIO S3 Storage with Kubernetes/OpenShift

Install and Run MariaDB as a Docker Container

deploy AWX on Kubernetes cluster using AWX Operator

Working Guide: Deploy AWX on Kubernetes Cluster with AWX Operator

kubernetes secrets

How to Use Secrets in Kubernetes Applications

nagios docker

Deploy Nagios as a Docker Container

docker elk

Deploy a Single Node ELK Stack Cluster on Docker Containers

kubernetes drain vs cordon nodes

Kubernetes Nodes Maintenance: Drain vs. Cordon Demystified

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

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

kubernetes states: declared vs actual state

Understanding Kubernetes States: Declared vs Observed states Explained

Security

More

Install Nikto Web Scanner on Rocky Linux 8

How to Install OPNsense on VirtualBox

Install Fleet Osquery Manager on Oracle Linux

Most Popular

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How to Enable and Configure Cortex Analyzers
Security, HowTos, Monitoring

How to Easily Enable and Configure Cortex Analyzers

Setup Samba File Server on Debian 10
Storage, HowTos

Quick Way to Setup Samba File Server on Debian 10

Install Rocky Linux 9 on VirtualBox
HowTos, VirtualBox, Virtualization

Install Rocky Linux 9 on VirtualBox

HowTos, Monitoring, Nagios

Install Nagios Core on Debian 10 Buster

Sending Multiple Messages at Once: Top Tech Tips to Help You Understand the Process
HowTos

Sending Multiple Messages at Once: Top Tech Tips to Help You Understand the Process

HowTos, Nessus, Security, Vulnerability Scanners

Install Nessus Professional Scanner on Debian 10

Install GVM Vulnerability Scanner on Ubuntu 24.04

Install and Configure AlienVault OSSIM on VirtualBox

Configure Availability Monitoring on AlienVault USM/OSSIM using Nagios

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

How to Install and Use WPScan WordPress Vulnerability Scanner Ubuntu 18.04

Quick Way to Install Gophish on Debian 12

What You Can Do to Get Work as a Security Guard

Install and Setup Wazuh Server in CentOS 8/Fedora 32

How to Increase Your Security With the Help of Advanced Tech Solutions

Install ClamAV on Rocky Linux 8

Protecting Your Privacy: How VPNs Safeguard Your Online Presence

MONITORING

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Install Icinga 2 on Debian 10 Buster

koromicha

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

How to Enable and Configure Cortex Analyzers

How to Easily Enable and Configure Cortex Analyzers

koromicha

Follow through this tutorial to learn how to enable and configure Cortex Analyzers. Cortex is …

Install Sensu Go Ubuntu/debian/rocky

Install Sensu Go on Ubuntu 22.04

koromicha

In this tutorial to learn how to install Sensu Go on Ubuntu 22.04. Sensu is …

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 …

Deploy ELK Stack 8 on Docker Containers

Deploy ELK Stack 8 on Docker Containers

Kifarunix

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

Install and Configure Zabbix

Install Zabbix Server on Rocky Linux

koromicha

In this guide, we are going to learn how to install Zabbix server on Rocky …

Install Grafana Plugins Behind a Proxy server

Install Grafana Plugins Behind a Proxy server

koromicha

This is a quick guide on how to install Grafana plugins behind a proxy server. …

Install Icinga Web 2 on Debian 10 Buster

koromicha

In this guide, we are going to learn how to install Icinga Web 2 on …

Update/Change Kibana Visualization Index Pattern

Update/Change Kibana Visualization Index Pattern

gen_too

In this tutorial, you will learn how to update/change kibana visualization index pattern. Kibana is a …

nagios nrpe

Install Nagios NRPE Agent on RHEL/CentOS/Oracle Linux

koromicha

In this tutorial, we are going to learn how to install Nagios NRPE Agent on …

Install LibModsecurity with Apache on Ubuntu 20.04

Install ModSecurity with Apache on Ubuntu 22.04

Welcome to our guide on how to install ModSecurity with Apache on Ubuntu 22.04. Modsecurity is an open source, cross …
Forward Apache Logs to Central Log Server with Rsyslog

Forward Apache Logs to Central Log Server with Rsyslog

In this tutorial, you will learn how to forward Apache logs to central log server with rsyslog. Apache do not …
Install Sensu Go Ubuntu/debian/rocky

Install Sensu Go on Ubuntu 22.04

In this tutorial to learn how to install Sensu Go on Ubuntu 22.04. Sensu is an opensource infrastructure and application …

NETWORKING

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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 …
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

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 …
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

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 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 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 …
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 …
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 …

STORAGE

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Install and Configure BackupPC on Debian 10

Install and Setup Ceph Storage Cluster on Ubuntu 22.04

Shrink KVM Virtual Machine LVM Partitioned Disk

Install and Setup Ceph Storage Cluster on Ubuntu 20.04

How to Install MinIO on Ubuntu 24.04: A Step-by-Step Guide

Install ownCloud Desktop Client on Debian 10

Install Couchbase Server on Ubuntu 22.04/Ubuntu 20.04

Deploy Ceph Storage Cluster in Kubernetes using Rook

VIRTUALIZATION

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Start and Stop KVM Virtual Machines from Command Line

Start and Stop KVM Virtual Machines from Command Line

koromicha

This guide will take you through how to start and stop KVM virtual machines from …

Install VirtualBox 7 on Debian 12 Desktop

Install VirtualBox 7 on Debian 12

Kifarunix

This guide will take you through how to install VirtualBox 7 on Debian 12. VirtualBox …

shrink KVM virtual machine LVM partitioned disk

Easy Way to Decrease/Shrink KVM Virtual Machine Disk Size

Kifarunix

In this tutorial, you will learn an easy way to decrease/shrink KVM virtual machine disk …

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 …

install kvm on ubuntu

How to Install KVM on Ubuntu 24.04

Kifarunix

In this tutorial, you will learn how to install KVM on Ubuntu 24.04. KVM (Kernel-based …

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 …

Install Debian 10 Buster on VirtualBox

koromicha

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

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 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 …

How to Install Docker Resource Usage Extension

How to Install Docker Resource Usage Extension

Kifarunix

How can you install Resource usage extension on Docker desktop? In this guide, you will …

Screenshot from 2021 01 13 22 50 51 1

Install VirtualBox 6.1 on Fedora 33

In this tutorial, you will learn how to install VirtualBox 6.1 on Fedora 33. VirtualBox 6.1 is available for installation …
install portainer on Linux

Install Portainer on Debian 11/Debian 10

In this tutorial, you will learn how to install Portainer on Debian 11/Debian 10. Portainer is a self-service container service delivery …
install ubuntu 25.04 on virtualbox

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

Wondering how to install Ubuntu 25.04 on VirtualBox? Ubuntu 25.04, codenamed “Plucky Puffin,” is the latest iteration of Canonical’s renowned …

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