lynis command

performs a security audit

Typical usage: system health scan, security auditing, configuration check, system hardening

Installation
Usage
- Options
Examples

Introduction into lynis

The lynis command is a tool for Linux systems to perform a security audit of the system. It introspects the system configuration, package manager, and other components. The output is a set of warnings and suggestions to improve the security level of the system, which can help with system hardening.

Installation

When lynis is not installed by default, it can be added to the system using the relevant software package.

Package information for lynis

Operating system	Package name	Installation
AlmaLinux	lynis	`dnf install lynis`
Arch Linux	lynis	`pacman -S lynis`
Debian	lynis	`apt install lynis`
Fedora	lynis	`dnf install lynis`
Red Hat Enterprise Linux	lynis	`dnf install lynis`
Rocky Linux	lynis	`dnf install lynis`
openSUSE	lynis	`zypper install lynis`
Ubuntu	lynis	`apt install lynis`

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Usage

Available options

Long option	Short option	Description
--debug	-v	Show additional debug information
--no-colors		Don't use colors in output
--profile		Define an additional profile other than the default default.prf and custom.prf
--quiet	-q	Less output to the screen
--verbose	-v	Verbose output to show more details
--view-manpage	--man	Show man page

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Examples using lynis

Run normal scan

lynis audit system

Frequently Asked Questions

What is the lynis command and its purpose?

The lynis command is a command-line tool to perform a security audit of the system

Which package provides the lynis command?

The command lynis is provided by the lynis package.

Relevant articles using the lynis command

The following articles include an example on how to use lynis and might be worth further exploring.