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Welcome to Tenable Appliance

Last Updated: September 05, 2019

This document describes the installation and operation of the Tenable Appliance. The Tenable Appliance is a browser-managed application that hosts various Tenable enterprise applications including Nessus,, and the Nessus Network Monitor (NNM).

The Tenable Appliance is available as a Virtual Machine download. Applications are available for installation on an as-needed basis on the Appliance and may be enabled or disabled conveniently under one platform. Please email any comments and suggestions to


The following abbreviations are used throughout this documentation:

  • NNM - Nessus Network Monitor
  • SC -
  • VM - Virtual Machine
  • SSL - Secure Sockets Layer

Tenable Appliance Platform

The Tenable Appliance virtual machine is available for Microsoft’s HyperV® platform, VMware® Server, VMware® Player™, VMware® ESX®, VMware® Workstation™, and VMware Fusion® ( You can download the virtual machine from the Tenable Virtual Appliance 4.8 section of the Tenable Downloads page.

Skill Requirements

Tenable recommends that you configure the Tenable Appliance be configured by personnel familiar with the Nessus vulnerability scanner, Tenable Enterprise Solutions ( and Nessus Network Monitor), and the organization’s security policies and procedures. If training is required for Nessus or Tenable Enterprise Solutions, please visit:

Tip: Some general knowledge of the Virtual Machine (VM) platform being used and network configuration is required.

Note: Tenable no longer sells the Hardware ApplianceTenable no longer sells the Hardware Appliance but will continue to provide service for existing contracts until March, 2020. but will continue to provide service for existing contracts until March 2020.

Copyright © 2019 Tenable, Inc. All rights reserved. Tenable,, Tenable Network Security, Nessus, SecurityCenter, SecurityCenter Continuous View and Log Correlation Engine are registered trademarks of Tenable, Inc.., Lumin, Assure, and the Cyber Exposure Company are trademarks of Tenable, Inc. All other products or services are trademarks of their respective owners.