Virtualization, HowTos, KVM

Install KVM on Oracle Linux

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koromicha
Database, FreeBSD, HowTos, MySQL

Install MySQL 8 on FreeBSD 12

HowTos, Monitoring

Install Logstash 8 on Ubuntu/Debian

HowTos, Web Servers

How to Install Tomcat 9 on Debian 12

Monitoring, Elastic Stack, HowTos

Easily Export Kibana Search Results to CSV/Excel file

Containers

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

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

In this blog post, you’ll learn how to patch sudo CVEs 2025-32462 & 2025-32463 using Ansible AWX to secure your …
Deploy All-In-One OpenStack with Kolla-Ansible on Ubuntu 22.04

Deploy All-in-One OpenStack with Kolla-Ansible on Ubuntu 22.04

In this guide, you will to learn how to deploy all-in-one OpenStack with Kolla-Ansible on Ubuntu 22.04. Kolla provides Docker …
Configuring Shared Filesystem for Kubernetes on Rook Ceph Storage

Configuring Shared Filesystem for Kubernetes on Rook Ceph Storage

install docker ce on debian 12

How to Install Docker CE on Debian 12

How to Install Docker on Ubuntu 24.04

How to Install Docker on Ubuntu 24.04

Static Pods vs Mirror Pods vs DaemonSets

Kubernetes Pod Management: Static Pods vs Mirror Pods vs DaemonSets

Monitor Docker Swarm Node Metrics using Grafana

Monitor Docker Swarm Node Metrics using Grafana

Deploy Ceph Storage Cluster in Kubernetes using Rook

Deploy Ceph Storage Cluster in Kubernetes using Rook

Install Kubernetes Dashboard on Ubuntu

Easy Way to Install Kubernetes Dashboard on Ubuntu 22.04/20.04

Understanding OpenShift Security Context Constraints

Control OpenShift Pod Permissions with SCCs and Service Accounts

Setup Kubernetes Cluster on Ubuntu

Install and Setup Kubernetes Cluster on Ubuntu 24.04

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

Kubernetes Kustomize 101: Introduction and Basics

Kubernetes Kustomize 101: Introduction and Basics

automate OpenShift Deployments with GitLab CI/CD pipelines

Automate OpenShift Deployments with GitLab CI/CD Pipelines

OpenShift Builds and BuildConfig

OpenShift Builds and BuildConfig Essentials: A Comprehensive Guide

deploy multinode OpenShift cluster using UPI

How to Deploy Multinode OpenShift Cluster Using UPI/User Provisioned Infrastructure

install portainer on Linux

Install Portainer on Rocky Linux

Serverless Computing with Linux on AWS Lambda

Serverless Computing with Linux on AWS Lambda

Security

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Integrate Suricata with Wazuh for Log Processing

Exploring the World of Residential Proxy Networks

Configure Ubuntu 20.04 as Linux Router

Most Popular

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install wps ubuntu
HowTos

Install WPS Office on Ubuntu 24.04

Add Compute Nodes into OpenStack using Kolla-Ansible
HowTos, Cloud Compute, OpenStack

Add Compute Nodes into OpenStack using Kolla-Ansible

HowTos

Install Google Chrome Browser on Ubuntu 20.04

Setup NFS Server on Ubuntu
HowTos

How to Setup NFS Server on Ubuntu 22.04

Setup IPSec Site-to-Site VPN Tunnel on pfSense
HowTos, Firewall, pfSense, Security, VPN

Setup IPSec Site-to-Site VPN Tunnel on pfSense

kubernetes states: declared vs actual state
Kubernetes, Containers, HowTos

Understanding Kubernetes States: Declared vs Observed states Explained

Install Linux Malware Detect on Ubuntu 22.04/Ubuntu 20.04

Visualize ClamAV Scan Logs on ELK Stack Kibana

How to Use VeraCrypt on Command Line to Encrypt Drives on Ubuntu

Install Osquery on Ubuntu 20.04

How to Install RKHunter (RootKit Hunter) On Ubuntu 18.04

How to Install and Setup AlienVault HIDS Agent on a Windows Host

Install ClamAV on Rocky Linux 8

Install and Enroll Elastic Agents to Fleet Manager in Linux

Install sysPass Password Manager on Debian 11/Debian 10

Install SpiderFoot on Ubuntu 20.04

Cybersecurity In The Home: 3 Steps Households Can Take

Windows Server Security Essentials from Experienced System Administrators

MONITORING

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Install Kubernetes Dashboard on Ubuntu

Easy Way to Install Kubernetes Dashboard on Ubuntu 22.04/20.04

Kifarunix

This step-by-step guide provides an easy way to install Kubernetes dashboard on Ubuntu 22.04/20.04. Installing …

Install Prometheus on Linux

Configure Prometheus Email Alerting with AlertManager

gen_too

In this tutorial, you will learn how to configure Prometheus Email alerting with AlertManager. AlertManager …

Install and Configure Prometheus on CentOS 8

koromicha

Welcome to our guide on how to install and configure Prometheus on CentOS 8. Prometheus …

Install NSClient Nagios Monitoring Agent on Windows System

How to Install NSClient Nagios Monitoring Agent on Windows System

koromicha

In this tutorial, we are going to learn how to install NSClient Nagios monitoring agent …

kibana custom ingest pipelines

Create Custom ELK Ingest Pipeline for Custom Log Processing

gen_too

Follow through this tutorial to learn how create custom ELK ingest pipeline for custom log …

Install and Setup TIG Stack on Ubuntu 20.04

gen_too

In this tutorial, we are going to learn how to install and setup TIG Stack …

nagios nrpe

Install Nagios NRPE Agents on Debian 11/Debian 10

gen_too

This guide describes how to easily install Nagios NRPE agents on Debian 11/Debian 10. If …

nxlog-ce

Install and Configure NXLog CE on Ubuntu 20.04

koromicha

In this guide, we are going to learn how to install and configure NXLog CE …

Install ELK Stack 8.x

Install ELK Stack 8 on Debian 12

Kifarunix

In this tutorial, you will learn how to install ELK stack 8 on Debian 12 …

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 Latest Grafana on CentOS 8

In this guide, we are going to learn how to install latest Grafana on CentOS 8. Grafana is the open source …

Create Squid Logs Extractors on Graylog Server

In this guide, we are going to go over how to create squid logs extractors on Graylog server. If you …
Install Grafana on Debian 12

How to Install Grafana on Ubuntu 24.04

In this guide, we will provide step-by-step instructions on how to install Grafana on Ubuntu 24.04. Grafana is a powerful …

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 …
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 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 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 …
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 …
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, …
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 …
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 …

STORAGE

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Install and Configure NFS Server on RHEL/CentOS

How to Access Samba Share on Linux and Windows Systems

How to Deploy Ceph Storage Cluster on Debian 12

Install and setup GlusterFS on Ubuntu 22.04/Ubuntu 20.04

How to Integrate MinIO S3 Storage with Kubernetes/OpenShift

How to Start Stop or Restart Ceph Services

Install ownCloud Desktop Client on Ubuntu 20.04

How Install and Configure iSCSI Storage server on CentOS 7

VIRTUALIZATION

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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 …

virtualbox ubuntu 20.04

Install Latest VirtualBox on Ubuntu 20.04

koromicha

In this tutorial, you will learn how to install latest VirtualBox on Ubuntu 20.04. As …

Install Debian 10 Buster on VirtualBox

koromicha

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

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 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 …

How to Configure OpenStack Networks for Internet Access

How to Configure OpenStack Networks for Internet Access

Kifarunix

How would you configure OpenStack networks for Internet access? Internet access is crucial for various …

kali linux 2021.3 desktop

Install Kali Linux 2020.3 on VirtualBox

koromicha

In this tutorial, you will learn how to install Kali Linux 2020.3 on VirtualBox. Kali …

Install Ubuntu 20.04 on VirtualBox

koromicha

Follow through this guide to learn how to install Ubuntu 20.04 on VirtualBox. Well, Ubuntu …

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 …

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 …

Easily Access Shared Folder on Linux VirtualBox VM

Easily Access Shared Folder on Linux VirtualBox VM

In this tutorial, you will learn how to setup and easily access shared folder on Linux VirtualBox VM. VirtualBox supports …
kali linux 2021.3 desktop

Install VirtualBox Guest Additions on Kali Linux 2020.3

In order to set your Kali Linux running on VirtualBox in fullscreen mode, you need Guest additions installed on the …

Resize Root Partition of VirtualBox VM Snapshot

You are running a virtual machine on a VirtualBox with multiple snapshots and you want to resize the root partition …

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