How to Audit your Linux server with Lynis Paid for and free editions

Lynis is an opensource auditing tool that helps administrators check the systems against a predefined compliance template.

There are also some included templates to check the system against such as PCI, HIPPA compliance

This software is pretty easy to use and comes at a reasonable price as well it makes it easy to manage system updates and software inventory and is lightweight the dashboard is also easy to use and install is simple as well