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The Nessus Application
Tenable’s Nessus vulnerability scanner is the world-leader in active scanners, featuring high-speed discovery, asset profiling and vulnerability analysis of the organization’s security posture. Nessus scanners can be distributed throughout an entire enterprise, inside DMZs, and across physically separate networks.
The Nessus application must be activated and configured to make the system manageable via a web browser or SecurityCenter.
Until a valid Activation Code is entered or the Nessus scanner has been configured to be managed by SecurityCenter, the message “Invalid/Expired Activation Code” will be displayed in red on the appliance page.
Configuration options for Nessus are available under the “Applications” tab by clicking on “Nessus®”. An example screen capture is shown below: