The TOSS 5 libreswan package must be installed.

Providing the ability for remote users or systems to initiate a secure VPN connection protects information when it is transmitted over a wide area network.

Verify the TOSS 5 "libreswan" service package is installed.

Check that the "libreswan" service package is installed using the following command:

$ sudo dnf list --installed libreswan

Example output:

libreswan.x86_64 4.6-3.el9

If the "libreswan" package is not installed, this is a finding.

Install the "libreswan" service (if it is not already installed) using the following command:

$ sudo dnf install libreswan