HowTos, OS, Ubuntu 20.04

What OS you should choose for dedicated server?

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Kifarunix
HowTos

How to Use Your Strengths as An Introvert to Run a Successful Online Business

CMS, HowTos

Install WonderCMS on Debian 10 Buster

HowTos

Install Microsoft Teams App on Fedora 32/31/30

HowTos, Virtualization, VMware

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

Containers

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nagios docker

Deploy Nagios as a Docker Container

How to install Nagios core in Docker? In this tutorial, you will learn how to deploy Nagios as a Docker …
Kubernetes Resource Optimization with Vertical Pod Autoscaler (VPA)

Kubernetes Resource Optimization with Vertical Pod Autoscaler (VPA)

This blog post will take you through Kubernetes resource optimization with Vertical Pod Autoscaler. Managing resource allocation efficiently in Kubernetes …
Install Minikube on Debian 12

Installing Minikube on Ubuntu 24.04

If you are planning on getting started with Kubernetes, then installing Minikube on Ubuntu 24.04 might be the first step …
Understanding OpenShift Security Context Constraints

Understanding OpenShift Security Context Constraints: The Complete 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

Install Portainer Extension on Docker Desktop

Install Portainer Extension on Docker Desktop

Monitor Docker Swarm Service Metrics using Grafana

Monitor Docker Swarm Service Metrics using Grafana

How to Deploy WordPress as a Docker Container

How to Deploy WordPress as a Docker Container

External Secrets Operator with OpenBao on OpenShift: No Sidecars, No Code Changes

External Secrets Operator with OpenBao on OpenShift: No Sidecars, No Code Changes

automate OpenShift Deployments with GitLab CI/CD pipelines

Automate OpenShift Deployments with GitLab CI/CD Pipelines

install etcdctl on kubernetes cluster

How to Install etcdctl on Kubernetes Cluster

Deploy ELK Stack 8 on Docker Containers

Deploy ELK Stack 8 Cluster on Docker Containers

How to Configure Centralized Logging in OpenShift with LokiStack and ODF

How to Configure Centralized Logging in OpenShift with LokiStack and ODF

Understanding Deployments in Kubernetes: A Comprehensive Guide

Understanding Deployments in Kubernetes: A Comprehensive Guide

integrate OpenShift with Active Directory for Authentication

Integrate OpenShift with Active Directory for Authentication

Install Minikube on Debian 12

Installing Minikube on Ubuntu 24.04

monitor Docker containers metrics using Grafana

Monitor Docker Containers Metrics using Grafana

Deploy Apps on OpenShift Using BuildConfig

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

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

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

Security

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Install and Use Nikto Web Scanner on Ubuntu 18.04

Install and Setup GVM 20.08 on Ubuntu 20.04

Enforce Password Complexity Policy On Ubuntu 18.04

Most Popular

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Install LibModsecurity with Apache on Ubuntu 20.04
Security, HowTos, modsecurity, Nginx, Web Servers

Install ModSecurity 3 with Nginx on Ubuntu 22.04

HowTos

How to Install phpMyAdmin on Ubuntu 24.04

install owncloud
HowTos, Storage

Install ownCloud Server on Ubuntu 22.04

Database, MariaDB, MySQL, phpMyAdmin

Install phpMyAdmin with Nginx on Debian 10 Buster

How To Ensure Top Security For Your Business
HowTos, Security

How To Ensure Top Security For Your Business

Kubernetes cluster high availability
Containers, HowTos, Kubernetes

Setup Highly Available Kubernetes Cluster with Haproxy and Keepalived

Install and Setup OpenVPN Server on Ubuntu 20.04

Connect to OpenVPN using Network Manager on CentOS 8/Ubuntu 18.04

Install and Configure AIDE on Debian 10

3 Internet Security Tips for 2022

Understanding OpenShift Security Context Constraints: The Complete Guide

Install ClamAV on Rocky Linux 8

Install Linux Malware Detect on Ubuntu 22.04/Ubuntu 20.04

Install Nikto Web Scanner on Rocky Linux 8

Install and Setup Nessus Scanner on Ubuntu 20.04

Configure APT Proxy on Debian 10 Buster

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

Monitor Changes to Critical Files on Windows Systems using Wazuh and ELK

MONITORING

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How to Upgrade ELK Stack 7.x to ELK Stack 8.x

How to Upgrade ELK Stack 7.x to ELK Stack 8.x

Kifarunix

How to upgrade Elasticsearch 7 to 8? In this guide, you will learn how to …

install zabbix agent

Install Zabbix Agent on FreeBSD 12

koromicha

Learn how to install Zabbix Agent on FreeBSD 12 for Zabbix monitoring. Install and configure …

install icinga2/icingaweb2

How to Install Icinga 2 and Icinga Web 2 on Ubuntu 18.04 LTS

koromicha

In this tutorial, we are going to learn how to install Icinga 2 and Icinga …

Install LibreNMS on Linux

Install LibreNMS on Ubuntu 22.04/Ubuntu 20.04

koromicha

Follow through this tutorial to learn how to install LibreNMS on Ubuntu 22.04/Ubuntu 20.04. LibreNMS …

Install and Setup Nagios

Install Nagios NRPE Agents on Ubuntu 22.04/Ubuntu 20.04

Jay Decrame

This guide describes how to easily install Nagios NRPE Agents on Ubuntu 22.04/Ubuntu 20.04. If …

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

Install Logstash 8 on Ubuntu/Debian

koromicha

This guide is about how to install and configure Logstash 8 on Ubuntu/Debian as a …

Metricbeat System Host overview ECS Elastic

Monitor Linux System Metrics with ELK Stack

gen_too

In this tutorial, you will learn how to monitor Linux system metrics with ELK Stack. …

Backup and Restore Elasticsearch Index Data

Restore Elasticsearch Snapshot to another Cluster

gen_too

In this tutorial, we will try to show how to restore Elasticsearch snapshot to another …

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 …

Install Elastic Stack 7 on Ubuntu

Installing ELK Stack on CentOS 8

koromicha

Welcome to our guide on installing ELK Stack on CentOS 8. ELK is the acronym …

Install ELK Stack 9.x on Ubuntu 24.04

Install ELK Stack 9.x on Ubuntu 24.04

In this tutorial, you will learn how to install ELK stack 9.x on Ubuntu 24.04. Elastic/ELK stack 9.x has been …

Install and Configure Elastic Auditbeat on Ubuntu 18.04

In this guide, we are going to learn how to install and configure Elastic Auditbeat on Ubuntu 18.04. Auditbeat is …

How to Install Osquery on Ubuntu 18.04

In this guide, we are going to learn how to install osquery on Ubuntu 18.04. Osquery is an opensource tool …

NETWORKING

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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 …
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 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 …
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 …
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 …
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, …
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 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 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 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 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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How to Upgrade ownCloud 9 to ownCloud 10 on Ubuntu 16.04

How Install and Configure iSCSI Storage server on CentOS 7

Install ownCloud Server on Debian 11

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

Setup GlusterFS Distributed Replicated Volume on CentOS 8

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

Deploy Ceph Storage Cluster in Kubernetes using Rook

How to Install MinIO Object Storage Server on RHEL 9

VIRTUALIZATION

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Screenshot from 2021 01 13 22 50 51 1

Install VirtualBox 6.1 on Fedora 33

kaptotonindet

In this tutorial, you will learn how to install VirtualBox 6.1 on Fedora 33. VirtualBox …

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 …

Install Rocky Linux 9 on VirtualBox

Install Rocky Linux 9 on VirtualBox

koromicha

In this tutorial, you will learn on how to easily install Rocky Linux 9 on …

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 …

Install Solaris 11.4 on VirtualBox

Easily Install Solaris 11.4 on VirtualBox

Kifarunix

In this tutorial, you will learn on how to easily install Solaris 11.4 on VirtualBox. …

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 VirtualBox Extension Pack on VirtualBox 6.0

koromicha

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

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 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 Linux Mint 21 on VirtualBox

Easy way to Install Linux Mint 21 on VirtualBox

Kifarunix

How to install Linux Mint Cinnamon virtual machine? Follow through this tutorial to learn an …

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 …
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, …
List Running and Stopped VMS on KVM

List Running and Stopped VMS on KVM

Follow through this guide to learn how to list running and stopped vms on KVM. KVM, an acronym for Kernel-based …

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