How to Install and Configure Fail2ban on Ubuntu 20.04
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Fail2ban is a tool that helps protect your Linux machine from brute-force and other automated attacks by monitoring the services logs for malicious activity. It uses regular expressions to scan log files.
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All entries matching the patterns are counted, and when their number reaches a certain predefined threshold, Fail2ban bans the offending IP using the system firewall for a specific length of time. When the ban period expires, the IP address is removed from the ban list.
This article describes how to install and configure Fail2ban on Ubuntu 20.04. Full Story |
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