Nessus Family of Products

The Industry Standard for Vulnerability Scanning

Nessus and PVS

With more than 20,000 customers worldwide and 10,000,000 downloads to date, Nessus® is the industry’s most widely-deployed vulnerability and configuration assessment product.

The Nessus family includes:

Many security and compliance professionals use Nessus and Perimeter Service together for a 360-degree view of their security. Utilizing both Nessus and PVS provides continuous monitoring to help organizations address today's growing mobile, cloud, and virtual security challenges.


Nessus provides the largest collection of network security checks, extensive configuration and compliance auditing, and automatic post-scan analysis and monitoring. Nessus uses a continuously-updated plugin library of more than 60,000 vulnerability and configuration checks.

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Passive Vulnerability Scanner

The Tenable Passive Vulnerability Scanner (PVS) continuously monitors network traffic to detect virtual and transient devices connecting to your network for complete asset discovery. PVS easily discovers common protocols, operating systems, and services that active scanners miss.

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Nessus Perimeter Service

As a PCI Approved Scanning Vendor (PCI ASV), Tenable Network Security® is your one-stop shop for PCI compliance. Nessus Perimeter Service is a hosted service that finds public-facing network and web vulnerabilities and validates quarterly PCI compliance.

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Tenable in the Community

Tenable provides Nessus Home for personal use in a non-commercial, home network. Tenable also offers global programs to support the community and help develop the next generation of security technologists.

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Nessus Plus Deal

Try Nessus with PVS ("Nessus Plus") for Comprehensive Coverage

PVS real-time scanning complements Nessus active scanning to provide continuous network evaluation and eliminate security gaps between scans.

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