Security audits with Lynis

Professional Hardening

© Photo by FLY:D on Unsplash

© Photo by FLY:D on Unsplash

Article from Issue 266/2023

The complexity of modern distributions offers many potential attack vectors for malware. Lynis lets you find these vulnerabilities before an attacker does.

Virtually nobody uses a computer without Internet access. Unfortunately, the network of networks is teeming with malicious programs that exploit vulnerabilities in operating systems, firmware, and application programs looking to inject malware or steal personal data.

Sys admins protect their systems against these attacks as part of their daily grind. Home users also need to protect their systems by keeping their computers up to date and running an occasional security scan to detect any vulnerabilities. Lynis [1], a free software tool from CISOfy, covers a wide range of problem scenarios and lets you perform regular system checks in no time at all.

First Launch

Lynis, a command-line program, comes with a collection of scripts for Unix-style systems. These scripts check various vulnerable system components for insecure settings and display color-coded results.


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