How to Set Up a Firewall with UFW on Ubuntu

December 1, 2022

UFW is a simple interface implemented on top of iptables that provides an easier way to configure a firewall. Use it to define rules of communication to and from a server and ensure your Ubuntu is protected.

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How to Delete Iptables Rule

November 8, 2022

Learn how to list and delete iptables rules and protect your system.
This tutorial will teach you how to harvest the full potential of the Linux firewall.

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AppArmor vs. SELinux: Comprehensive Comparison

November 2, 2022

AppArmor and SELinux, allow system administrators to grant or deny access to resources and control systems built into the Linux kernel.
In this text, you'll learn how the tools differ.

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How to Add a User to a Linux Group

August 19, 2022

By following the steps in this tutorial you will learn how to add a user to a group in Linux. Read the easy steps and learn how to expand your team. You will learn how to manage privileges for several users at once. Linux groups allow you to manage multiple user permissions more quickly and easily.

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What is an SSL Certificate?

March 10, 2022

SSL certificates encrypt data sharing between a web server and a client browser to ensure information is kept safe and secure. Learn more about SSL certificate and find out why you should have one.

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14 Dangerous Linux Terminal Commands

November 17, 2021

It is always dangerous to run a Linux terminal command when you aren't sure what it does. This article lists 14 Linux commands that can have adverse effects on your data or system.

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Should You Backup Office 365 Data?

November 4, 2021

Office 365, now known as Microsoft 365, is a suite of cloud-based applications and services for personal and business users. This article will discuss the importance of backing up your Office 365 emails and provide you with backup solutions.

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How to Remove a Directory in Linux

October 21, 2021

Linux offers different ways to remove directories without using the GUI. In this tutorial, learn how to remove directories in the terminal window or command line using Linux commands.

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8 Best PuTTY Alternatives

October 11, 2021

PuTTY is regarded as one of the most reliable SSH and Telnet clients, but it lacks the more advanced feature and streamlined UI of modern solutions. This article presents a list of the 8 best alternatives to PuTTY.

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How to Install PuTTY on Mac

September 21, 2021

This step-by-step tutorial shows how you can install PuTTY on your macOS. PuTTY is a popular, open-source Telnet and SSH client, originally developed for Windows, and later ported to macOS.

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