Lynis Security Controls
TOOL-5102 - Presence of fail2ban
This test checks if fail2ban is used
How to solve
A tool like fail2ban helps with detecting brute-force attemps or other (possible) malicious activities. Then it can use that information and put the related system in a blacklist.
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Linux and Unix System Hardening
This information is provided as part of the Lynis community project. It is related to Lynis control TOOL-5102. All information should be considered as-is, without guarantees. Any advice or snippets should be tested before implementing in production environments.
Lynis is a technical security audit tool for Unix flavors like Linux, macOS, AIX, Solaris, and *BSD. It is open source software and free to use. The project has an active community, including open development via GitHub.
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