Install OpenStack on Ubuntu 24.04 using Kolla Ansible
The guide originally included modifications to the Kolla Ansible playbooks to enable deployment of OpenStack on Ubuntu 24.04 LTS. However, we realized that these unofficial
HowTos
Run only Specific Commands with sudo in Linux
In this guide, you are going to learn how to run only specific commands with sudo in Linux. Our previous guide covered how to add
Install Bitwarden Password Manager on Ubuntu 22.04
In this tutorial, you will learn how to install Bitwarden password manager on Ubuntu 22.04. Bitwarden is an “open-source password manager which provides an easiest and safest way
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 Linux distribution. As of this
VPNs are your Must Have Privacy Tool
Introduction Virtual Private Networks, better known as VPNs, have a variety of good reasons for consumers to adopt them. Often the number one reason is
Install and Configure Snort 3 on Rocky Linux
In this tutorial, you will learn how to install and configure Snort 3 on Rocky Linux. Snort is a lightweight network intrusion detection system. It
Install Zeek on Debian 11
Follow through this tutorial to learn how to install Zeek on Debian 11. Zeek, formerly Bro IDS, is the world’s leading passive open source network security
Install PostgreSQL 15 on Debian 12
Learn how to install PostgreSQL 15 on Debian 12 using this comprehensive step-by-step tutorial. PostgreSQL is a fully featured object-relational database management system. It supports
Guacamole: How to fix RDP server closed/refused connection: Security negotiation failed (wrong security type?)
This short tutorial shows you how to fix RDP server closed/refused connection: Security negotiation failed (wrong security type?) error while connecting to Windows systems using
Install and Run MariaDB as a Docker Container
Welcome to our basic tutorial on how to install and run MariaDB as a Docker container. According to Docker website, “Docker is an open platform