Install Tenable Core on Hardware

You can install Tenable Core + Tenable Nessus directly on hardware using an .iso image. When you install Tenable Core via an .iso image on your computer, Tenable Core replaces your existing operating system with the Tenable Core operating system.

Note: Tenable Core currently supports two host operating system options: Oracle Linux 8 (OL8) and CentOS (EL7).

Before you begin:

• Confirm your environment will support your intended use of the instance, as described in  System and License Requirements.

• Confirm your internet and port access will support your intended use of the instance, as described in Access Requirements.

To install Tenable Core + Tenable Nessus on hardware:

1. Download the Tenable Core Nessus Installation ISO file from the Tenable Downloads page.

2. Boot the .iso. For more information, see your environment documentation.

   Caution: Booting the .iso replaces your existing operating system with the Tenable Core operating system.

   Tip: To monitor the progress of the installation, select Install TenableCore using serial console from the boot menu. For more information about the Tenable OT Security serial console, see the Tenable OT Security User Guide.

   The installer installs Tenable Core + Tenable Nessus on your hardware.

3. The installation begins if there are no configuration errors.

   For Tenable Core deployments with EL7 operating systems:

   The Installation menu appears if there are configuration errors.

   If you need to resolve configuration errors [!] with your 4) Installation source or 5) Software selection settings, see Edit the Network Configuration or Edit the Proxy Configuration.

   Caution: Do not enter any other menus or modify any other settings.

   The installation runs and the server restarts.

   For Tenable Core deployments with OL8 operating systems:

   The Installation menu appears if there are configuration errors (such as errors after setting up a Base Repository, for example):

   

   The installation runs and the server restarts.

What to do next:

• Continue getting started with Tenable Core + Tenable Nessus, as described in Get Started.