Tenable Nessus Pro and Nessus Expert
The first tool in your security toolbox. Expose and close weaknesses across your constantly changing attack surface with the industry’s most trusted vulnerability assessment solution.
About Tenable Nessus
Nessus is number one for vulnerability assessment. From the beginning, we've worked hand in hand with the security community. We continuously optimize Nessus based on community feedback to make it the most accurate and comprehensive vulnerability assessment solution in the market. Twenty-five years later, we're still laser-focused on community collaboration and product innovation to provide the most accurate and complete vulnerability data so you don't miss critical issues that could put your organization at risk.
Today, Nessus is trusted by tens of thousands of organizations worldwide as one of the most widely deployed security technologies on the planet — and the gold standard for vulnerability assessment. See for yourself — explore the product here.
- #1 in accuracy: Nessus has the industry's lowest false positive rate with six-sigma accuracy (.32 defects per one million scans).
- #1 in coverage: Nessus has the deepest and broadest vulnerability coverage in the industry.
- #1 in adoption: Nessus is trusted by tens of thousands of organizations, with two million downloads worldwide.
- #1 in hearts and minds: Don't just take our word for it. Security practitioners around the world put their trust in Nessus.
Solution Overview
Tenable Nessus is the gold standard in vulnerability assessment, providing users with unlimited vulnerability assessments they can use anywhere to ensure their systems are always defended against the latest cyber threats.
- Know your vulnerabilities: Automate point-in-time assessments to identify software flaws, missing patches, malware, and misconfigurations across a variety of operating systems, devices, and applications.
- Expose the threats that matter: Nessus provides a variety of vulnerability scoring systems like CVSS v4, EPSS, and Tenable’s VPR to help you implement effective vulnerability prioritization for remediation efforts.
- Close knowledge gaps: Get actionable tips and tricks on the next steps to take with a resource center that can guide experienced and non-security staff.
| Nessus Professional | Nessus Expert | |
| Unlimited IT vulnerability assessments |  |
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| Vulnerability scoring with CVSS v4, EPSS, and VPR (for Top 10 Vulns) |
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| Configuration, compliance, and security audits | |
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| Use anywhere | |
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| Configurable reports | |
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| Community support | |
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| Advanced support (available as an option) | |
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| On-Demand training (available as an option) | |
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| Web application scans (Five FQDNs, with the option to add more) | |
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| External attack surface scans | |
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| Cloud infrastructure scans | |
Why Tenable Nessus?
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Built by PractitionersNessus is built from the ground up with a deep understanding of how security practitioners work. Every feature is designed to make vulnerability assessment simple, easy, and intuitive. The result: less time and effort to assess, prioritize, and remediate issues.
Deploy on Any PlatformYou can deploy Nessus on a variety of platforms, including Raspberry Pi. Nessus is there with you no matter where you are, where you’re headed, or how distributed your environment is.
Always Protected against the Latest ThreatsTenable’s Zero Day Research provides 24/7 updates into new and emergent vulnerabilities so you’ll always have full situational awareness, providing Nessus users with 89K+ CVEs, 218,000+ plugins, and 100+ new plugins released weekly.
Accurate and EfficientTenable's dynamically compiled plugins increase scan performance and efficiency so you can complete the first scan quickly and improve time to value.
Pre-Built Policies and TemplatesWith more than 450 pre-configured templates, Nessus helps you quickly understand where you have vulnerabilities.
Pricing and Contact Information
Members of the Multi-State and Elections Infrastructure Information Sharing and Analysis Centers (MS-ISAC® and EI-ISAC®) can receive 10% off the regular purchase price on up to 15 licenses of Tenable Nessus Pro and Nessus Expert through CIS CyberMarket®. For organizations that need up to 15 licenses, you can purchase directly at https://shop.tenable.com/cis-cybermarket and use our discount code CIS10 at checkout.
For organizations that need more than 15 licenses, please fill out interest form or reach out to the Tenable team directly at the email address noted below.
