Security, Encryption, HowTos

Encrypt Drives with LUKS in Linux

BY
gen_too
HowTos

Academic Problems Computer Science Students Can Face

HowTos, Password Managers, Password Policies, Security

Install and Setup Passbolt Password Manager on Ubuntu 20.04

HowTos

10 Instruments That Will Diversify the Way a Rock Band Sounds

Monitoring, Containers, Docker, Elastic Stack, HowTos

Monitor Docker Swarm and Container metrics using Metricbeat

Containers

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Deploy Multi-Node OpenStack using Kolla-Ansible

Deploy Multinode OpenStack using Kolla-Ansible

In this guide, you will to learn how to deploy Multinode OpenStack using Kolla-Ansible. We will be runing our OpenStack …
install etcdctl on kubernetes cluster

How to Install etcdctl on Kubernetes Cluster

Follow through this guide to learn how to easily install etcdctl on Kubernetes cluster. Kubernetes cluster relies on etcd, a …
install-and-configure-openshift-odf-ocp

How to Install and Configure OpenShift Data Foundation on OpenShift 4.20: Step-by-Step Guide [2026]

In this guide, I’ll walk you through how to install and configure OpenShift Data Foundation on OpenShift, covering everything from …
How to Backup and Restore Applications in OpenShift 4 with OADP (Velero) and ODF

Part 3: How to Restore and Validate Application Backups in OpenShift with OADP

Scale OpenShift Data Foundation Storage on Bare Metal

ODF Ceph Storage Full: Recover and Expand OpenShift Data Foundation Storage on Bare Metal

docker hardened images

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

install etcdctl on kubernetes cluster

How to Install etcdctl on Kubernetes Cluster

CloudBees CI Active Directory Integration: How to Configure Secure Authentication

CloudBees CI Active Directory Integration: How to Configure Secure Authentication

Kubernetes Ingress Explained

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

Provisioning Kubernetes Persistent Volumes with CephFS CSI Driver

Step-by-Step: Provisioning Kubernetes Persistent Volumes with CephFS CSI Driver

Enable User Workload Monitoring in OpenShift 4.20

How to Enable User Workload Monitoring in OpenShift 4.20: Let Developers Monitor Their Apps

Install Fedora CoreOS on KVM Using an ISO File

Install Fedora CoreOS on KVM Using an ISO File: A Step-by-Step Guide

Setup Kubernetes Cluster on Ubuntu

Install and Setup Kubernetes Cluster on Ubuntu 24.04

Install Helm on Kubernetes Cluster

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

install docker ce

Install Docker on Rocky Linux 8|9

Install Minikube on Debian 12

Installing Minikube on Ubuntu 24.04

Extend OpenShift CoreOS /sysroot Root Filesystem

Extend OpenShift CoreOS /sysroot Root Filesystem

Quickly Install MySQL 8 on Debian 12

Quickly Install MySQL 8 on Debian 12

How to Deploy Single Node OpenShift (SNO) Using the Agent-Based Installer on KVM

Deploy Single Node OpenShift (SNO) on KVM: Agent-Based Installer Guide

Security

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How to Enable HTTPS for Request Tracker on Linux

How to Install and Configure DVWA Lab on Ubuntu 18.04 server

Configure Ubuntu 20.04 as Linux Router

Most Popular

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Install and Setup Nagios
HowTos, Monitoring, Nagios

Install and Setup Nagios Core on Ubuntu 20.04

zabbix login int 1
Monitoring, HowTos, Zabbix

Install Zabbix Server from Source on Debian 11

A Guide to The Wonderful World of F(E)aaS for eCommerce
HowTos

A Guide to The Wonderful World of F(E)aaS for eCommerce

Database, HowTos, MongoDB

Install MongoDB 4 on Fedora 30/29/CentOS 7

Asset Management, HowTos, Snipe-IT

Install Snipe-IT on Debian 10/Ubuntu 18.04

HowTos, Apache, Monitoring, Web Servers

Install and Setup AWStats Log Analyzer on CentOS 8

Install and Configure Endian Firewall on VirtualBox

Install GVM 21.04 on Debian 11/Debian 10

Setup IPSec VPN Server with Libreswan on CentOS 8

Install Kali Linux 2020.3 on VirtualBox

The Role of a Strategic Cybersecurity Strategy in Ensuring Business Continuity

Install and Setup DVWA on Debian 10

Setup IPSEC VPN using StrongSwan on Debian 10

Connect to Cisco VPN Using PCF file on Ubuntu

How to Install Osquery on Ubuntu 18.04

Install and Configure AIDE on Ubuntu 20.04

Setup Multinode Elasticsearch 8.x Cluster

Quick Way to Install Gophish on Debian 12

MONITORING

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Install Monitorix on Ubuntu 20.04

How to Install Monitorix on CentOS 8

koromicha

In this guide, we are going to learn how to install Monitorix on CentOS 8. Monitorix is …

Install Elastic Stack 7 on Fedora 30/Fedora 29/CentOS 7

koromicha

In this guide, we are going to learn how to install Elastic Stack 7 on …

Install OSSEC HIDS Agent

Install OSSEC Agent on Debian 10 Buster

koromicha

In this guide, we are going to learn how to install OSSEC Agent on Debian …

filebeat

Install Filebeat 8 on Debian 12

Kifarunix

How can I install Filebeat 8 on Debian 12? Well, the installation of Filebeat 8 …

prom

Install Prometheus on Rocky Linux 8

koromicha

Welcome to our guide on how to install Prometheus on Rocky Linux 8. Prometheus is an  open-source …

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 …

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 …

nagios

Install Nagios on Debian 11

gen_too

In this guide, we are going to learn how to install Nagios on Debian 11. Nagios is …

Install Prometheus on Linux

Install Prometheus on Debian 10

koromicha

In this guide, we are going to learn how to install Prometheus on Debian 10. Prometheus is …

Install and Setup Nagios

Install and Setup Nagios on Ubuntu 22.04

Jay Decrame

In this guide, we will provide a step-by-step tutorial on how to install and setup …

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 Fleet Osquery Manager on Debian 10

Install Fleet Osquery Manager on Debian 10

In this tutorial, you will learn how to install Fleet osquery manager on Debian 10. With the official retirement of …
Install Elastic Stack 7 on Ubuntu

Install and Configure Filebeat 7 on Ubuntu 18.04/Debian 9.8

This guide discusses how to install and configure Filebeat 7 on Ubuntu 18.04/Debian 9.8. This comes as the last part …

NETWORKING

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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 …
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 …
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 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 …
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 …
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 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 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 …
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 …
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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Shrink KVM Virtual Machine LVM Partitioned Disk

How Install and Configure iSCSI Storage server on CentOS 7

Easy way to Install ownCloud Desktop Client on Debian 12

Configuring Shared Filesystem for Kubernetes on Rook Ceph Storage

Mount Remote Filesystem Over SSH using SSHFS

How to Deploy Ceph Storage Cluster on Debian 12

Install ownCloud Server on Ubuntu 22.04

How to Configure NFS Storage for CloudBees CI Managed Controllers HA on OpenShift

VIRTUALIZATION

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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 KVM on Debian 12

Install KVM on Debian 12

Kifarunix

In this tutorial, you will learn how to install KVM on Debian 12. KVM, an …

Create and Manage VirtualBox VM Groups

Create and Manage VirtualBox VM Groups

koromicha

In this tutorial, you will learn how to create and manage VirtualBox vm groups. In …

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 …

how to automate virtual machine installation on VirtualBox

Automate Virtual Machine Installation on VirtualBox

koromicha

In this tutorial, you will learn how to automate virtual machine installation on VirtualBox. Many …

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 …

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 …

Install Debian 10 Buster on VirtualBox

koromicha

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

kali linux 2021.3 desktop

Install VirtualBox Guest Additions on Kali Linux 2021.3

gen_too

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

Install Ubuntu 24.04 on VirtualBox

Install Ubuntu 24.04 on VirtualBox

Kifarunix

This guide will take you through how to install Ubuntu 24.04 on VirtualBox. Ubuntu 24.04, …

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 …

Install VirtualBox Guest Additions on Debian 10 Buster

So if you have installed Debian 10 Buster on VirtualBox, you might have realized that it is not in full-screen …
Use VirtualBox VMs on KVM

Use VirtualBox VMs on KVM

Do you have some VirtualBox virtual machines that you would like to re-use on your KVM? Follow through this guide …

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