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Using fail2ban on Fedora

Written By Monday 21 March 2022 Add Comment



March 21, 2022 at 03:30PM

Network World
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The fail2ban tool in Linux monitors system logs for signs of attacks, putting offending systems into what is called "jail", and modifying firewall settings. It shows what systems are in jail at any given time, and requires root access to configure and view findings. It's generally used on Linux servers.

fail2ban primarily focuses on SSH attacks, but can be configured to look for other kinds of attacks as well.

How to install fail2ban on Fedora 34

To prepare for installing fail2ban, it's a good idea to update the system first:

$ sudo dnf update && sudo dnf upgrade -y

Then install fail2ban and verify its presence on your system with commands like these:

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Sandra Henry-Stocker

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