BackupPC, HowTos, Storage

Install and Setup BackupPC Server on Ubuntu 20.04

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gen_too
Containers, Docker, HowTos, Kubernetes

Install Kubernetes Metrics Server on a Kubernetes Cluster

HowTos, DNS, PowerDNS

Easily Install and Setup PowerDNS on Debian 11/Debian 10

Security, OPNsense, VirtualBox, Virtualization

How to Install OPNsense on VirtualBox

Security, HowTos

Install SpiderFoot on Ubuntu 20.04

Containers

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Monitor Docker Swarm Service Metrics using Grafana

Monitor Docker Swarm Service Metrics using Grafana

How can I monitor Docker swarm service metrics? In this tutorial, you will learn how to monitor Docker swarm service …
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 …
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 …
deploy HAProxy as a Docker container

Deploy HAProxy as a Docker Container

Extend OpenShift CoreOS /sysroot Root Filesystem

Extend OpenShift CoreOS /sysroot Root Filesystem

Kubernetes cluster high availability

Setup Highly Available Kubernetes Cluster with Haproxy and Keepalived

Install Minikube on Debian 12

Installing Minikube on Ubuntu 24.04

Install Helm on Kubernetes Cluster

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

Kubernetes Ingress Explained

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

Deploy ELK Stack 8 on Docker Containers

Deploy ELK Stack 8 Cluster on Docker Containers

kubernetes states: declared vs actual state

Understanding Kubernetes States: Declared vs Observed states Explained

Install Minikube on Debian 12

Step-by-Step Tutorial: Install Minikube on Debian 12

how to Install Docker Desktop on Ubuntu

How to Install Docker Desktop on Ubuntu 22.04/Ubuntu 20.04

Setup Three Node Docker Swarm Cluster on Ubuntu

How to Setup Three Node Docker Swarm Cluster on Ubuntu 22.04

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

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

docker hardened images

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

Deploy NRPE Agent as a Docker container

Deploy NRPE Agent as a Docker Container

Kubernetes Cluster on RHEL 9

Install and Setup Kubernetes Cluster on RHEL 9

how Kubernetes assigns pods to nodes

How Kubernetes Schedules Pods: A Step-by-Step Guide for Beginners

Security

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Install and use ClamAV on Ubuntu 20.04

How to Protect SSH Server Authentication with Fail2ban Ubuntu 18.04

How to Set System Wide Proxy in Ubuntu 18.04

Most Popular

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Database, HowTos, MySQL

Install MySQL 8 on Debian 10 Buster

Install and Setup Ansible on Ubuntu
HowTos, Ansible, Automation, Automation

How to Deploy Filebeat using Ansible

How to copy paste lines in vim
vim, HowTos, Linux Commands

How to copy paste lines in vim

backup and restore kubernetes etcd cluster
Kubernetes, Containers, HowTos

Disaster Recovery in Kubernetes: etcd Backup and Restore with etcdctl and etcdutl

The Best Mobile Apps to Help You Learn Programming
HowTos

The Best Mobile Apps to Help You Learn Programming

ubuntu 24.04 RAID 1 and UEFI
HowTos

Install Ubuntu 24.04 with UEFI and Software RAID 1

Configure LibModsecurity with Nginx on CentOS 8

Qualities To Look For When Choosing The Right VPN Service

Install VeraCrypt on Debian 11

Install OSSEC HIDS Agent on Ubuntu 20.04

Install Wazuh Server on Rocky Linux 8/Rocky Linux 9

Install and Configure AIDE on Ubuntu 20.04

How to Perform System Security Auditing with Lynis on Ubuntu 18.04

Top 8 Security Skills To Prevent Cyber Threats

Setup Secure SSH Access on Linux Servers using Teleport

Configure Filebeat-Elasticsearch Authentication

Install Wazuh Agent on Rocky Linux 8

How to Configure NTP Server on pfSense

MONITORING

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osquery manager

Integrate Osquery Manager with ELK Stack

gen_too

This guide will take you through how to integrate Osquery manager with ELK Stack. According …

install and configure snmp on Linux

How to Configure SNMP version 3 on Debian 9

koromicha

This guide is about how to configure SNMP version 3 on Debian 9. There are …

Install Prometheus on Debian 12

How to Install Prometheus on Debian 12

Kifarunix

In this guide, you will learn how to install Prometheus on Debian 12. Prometheus is an open-source …

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 …

filebeat

Install and Configure Filebeat on CentOS 8

gen_too

In this tutorial, we are going to learn how to install and configure Filebeat on …

Install Osquery on Linux

Monitor Windows Systems using Elastic Osquery Manager

gen_too

In this tutorial, you will learn how to monitor Windows systems using Elastic Osquery manager. …

Easy way to Integrate TheHive with Cortex

Easy way to Integrate TheHive with Cortex

gen_too

In this tutorial, you will learn how an easy way to integrate TheHive with Cortex. …

Install OSSEC HIDS Agent

Install OSSEC Agent on CentOS 8

koromicha

This guide presents a step-by-step tutorial on how to install OSSEC Agent on CentOS 8. …

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 …

Wazuh siem dashaboard

Install Wazuh SIEM Server on Ubuntu 24.04

Kifarunix

In this tutorial, you will learn how to install Wazuh SIEM server on Ubuntu 24.04. …

Install Zabbix Agent on Windows Systems

Install Zabbix Agent on Windows Systems

This guide will take you through how to install Zabbix agent on Windows systems. Install Zabbix Agent on Windows Systems …

Setup Kibana Elasticsearch and Fluentd on CentOS 8

Hello there. In this tutorial, you will learn how to setup Kibana Elasticsearch and Fluentd on CentOS 8. Normally, you …
Send Windows logs to Elastic Stack using Winlogbeat and Sysmon

Send Windows logs to Elastic Stack using Winlogbeat and Sysmon

In this guide, we are going to learn how to send Windows logs to Elastic Stack using Winlogbeat and Sysmon. …

NETWORKING

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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 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 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 …
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 …
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, …
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 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 …
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 …
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 …

STORAGE

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Extend OpenShift CoreOS /sysroot Root Filesystem

Easy way to Setup NFS Server on Ubuntu 20.04

Easily Install and Configure Samba File Server on Ubuntu 20.04

How to Deploy Ceph Storage Cluster on AlmaLinux

Quick Way to Setup Samba File Server on Debian 10

Install ownCloud Server on Debian 12

How Install and Configure iSCSI Storage server on CentOS 7

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

VIRTUALIZATION

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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 …

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 Ubuntu 20.04 on VirtualBox

koromicha

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

Easily Access Shared Folder on Linux VirtualBox VM

Easily Access Shared Folder on Linux VirtualBox VM

koromicha

In this tutorial, you will learn how to setup and easily access shared folder on …

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 …

kvm and terraform

Automate Virtual Machine Creation on KVM with Terraform

Kifarunix

In this tutorial, you will learn how to automate Virtual Machine creation on KVM with …

Install Debian 10 Buster on VirtualBox

koromicha

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

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

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

Kifarunix

In this guide, you will to learn how to deploy all-in-one OpenStack with Kolla-Ansible on …

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 …

genymotion login

Install Genymotion Android Emulator on Ubuntu 20.04

gen_too

Follow through this guide to learn how to install Genymotion Android emulator on Ubuntu 20.04. …

Install VirtualBox Guest Additions on CentOS 8

In our previous guide, we learnt how to Install CentOS 8 on VirtualBox. However, it doesn’t display in full-screen view …
Install NixOS with Gnome Desktop on VirtualBox

Install NixOS with Gnome Desktop on VirtualBox

In this tutorial, you will learn how to install NixOS with Gnome Desktop on VirtualBox. NixOS, a Linux distribution based …
Install Linux Mint 21 on VirtualBox

Easy way to Install Linux Mint 21 on VirtualBox

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

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