How To Configure Firewall with UFW on Ubuntu 20.04 LTS
UFW is an acronym for an uncomplicated firewall. Securing a network with an uncomplicated firewall is super easy and highly recommended. This page explains how to set up and secure…
Set Up CUPS Print Server on Ubuntu (Bonjour, IPP, Samba, AirPrint)
This tutorial will be showing you how to share a printer attached to an Ubuntu computer with Windows, macOS, and iOS clients on the same network. CUPS (Common Unix Printing…
A tcpdump Tutorial with Examples
Table of Contents Introduction Overview of tcpdump Basics of traffic isolation Getting Started with tcpdump Viewing traffic on an interface Viewing HTTPS traffic Limiting packets Information Security Examples Capturing credentials…
How to fix apt broken install
# apt -f install Reading package lists… Done Building dependency tree… Done Reading state information… Done Correcting dependencies… Done The following additional packages will be installed: xfce4-whiskermenu-plugin The following NEW…