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Battle-tested security auditing tool for systems running Linux, macOS, or Unix. Performs in-depth security scans and hardening compliance checks.
A standard LINUX utility used across offensive reconnaissance, packet forensics, and defensive system administration.
Direct visibility into network interfaces, protocol frames, access controls, or filesystem structures without graphical overhead.
During live system triage, initial reconnaissance, forensic capture inspection, or baseline configuration auditing.
# Debian / Ubuntu
sudo apt install lynis
# Git clone (portable)
git clone https://github.com/CISOfy/lynis
cd lynis && ./lynis audit systemHost compliance audit:
- Full system audit: sudo lynis audit system
- Quick non-interactive audit: sudo lynis audit system --quick
- Generate report for SIEM: sudo lynis audit system --report-file /var/log/lynis-report.dat