Specifications
Copyright © 2015. Tenable Network Security, Inc. All rights reserved. Tenable Network Security and Nessus are registered trademarks of Tenable Network Security, Inc. 
57 
There are five fields that control proxy settings, but only the host and port are required. Optionally, a username and 
password can be supplied, if necessary. 
Option 
Description 
Host 
The hostname or IP of the proxy (e.g., proxy.example.com). 
Port 
The port of the proxy (e.g., 8080). 
Username 
Optional: If a username is required for proxy usage (e.g., “jdoe”). 
Password 
Optional: If a password is required for proxy usage (e.g., “guineapigs”). 
User-Agent 
Optional: If the proxy you are using filters specific HTTP user agents, a custom user-
agent string can be supplied. 










