UFW, or Uncomplicated Firewall, is a user-friendly frontend for the iptables firewall on Linux ...
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Christian Wells
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How to Set Up Fail2ban on Debian 11
In this article, we showed you how to set up Fail2ban on a Debian ...
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How to Set Up SSH Keys on Rocky Linux 8
SSH (Secure Shell) keys provide a secure way of logging into a remote Linux ...
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Getting Started with sudo: A Beginner’s Guide to Understanding and Using sudo on Ubuntu
Here is what**sudo** is, a powerful command-line utility on Linux that allows users to ...
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Introduction to Iptables and How to Use it on a Debian-based System
Iptables is a firewall that is included in most Linux distributions by default. It ...
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How to configure the ufw Firewall
The ufw firewall is a powerful tool for securing your Linux system. It provides ...
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How to use and configure SELinux
Rocky Linux is a popular distribution of the Linux operating system, known for its ...
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What is Firewall-cmd and how to configure.
Firewall-cmd is a command line tool used to configure and manage the firewalld service ...