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Editor to share with you how to install linux Fail2ban, I believe that most people do not know much about it, so share this article for your reference, I hope you can learn a lot after reading this article, let's go to know it!

Install Fail2ban

Fail2ban is an application that checks server logs for duplicates or automatic attacks. If any attacks are found, it changes the firewall to block the attacker's IP address permanently or for a specified period of time.

You can install Fail2ban by typing:

$sudo apt install fail2ban-y

Then copy the accompanying configuration file:

$sudo cp / etc/fail2ban/jail.conf / etc/fail2ban/jail.local

Restart Fail2ban:

$sudo service fail2ban restart

That's it. The software will constantly check the log files for attacks. After a while, the application will establish a considerable number of blocked IP address lists. You can view this list by querying the current status of the SSH service in the following ways:

The above $sudo fail2ban-client status ssh is all the contents of the article "how to install Fail2ban in linux". Thank you for reading! I believe we all have a certain understanding, hope to share the content to help you, if you want to learn more knowledge, welcome to follow the industry information channel!

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