Linux STIG Compliance Automation
HARDN automates security hardening for Debian and Ubuntu, applying comprehensive controls, running continuous monitoring via the LEGION daemon, and providing a built-in compliance meter aligned to CIS standards. HARDN is a demo of the full HARDN-XDR enterprise solution.
01
Clone and Build
Clone the HARDN repository and run sudo make build to compile the Debian package from source.
02
Run HARDN
Run sudo make hardn to launch the service manager and SIEM. Two systemd services are installed and started automatically.
03
Monitor Continuously
The LEGION daemon monitors your system around the clock, tracking configuration changes and security events in real time.
04
Review Reports
Use the built-in compliance meter and GTK4 SIEM dashboard to review security status and generate evidence for review.
Coverage at a glance
41
CAT I (Critical)
189
CAT II (High)
470+
CAT III (Medium)