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Nessus Resource Center

Learn more about Nessus - the gold standard for vulnerability assessment

Guides and Reports

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6 Ways to Optimize Your Nessus Scans

Get the most out of Nessus Professional with these useful features.

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Data Sheet: Nessus Expert

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White Paper: How Security Consultants Win With Nessus

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Webinars

Nessus Customer Update, March 2025

Nessus Customer Update, February 2025

Nessus Customer Update, January 2025

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Videos

How to Launch a Basic Network Scan

Performing an Offline Plugin Update in NP v8.4

Using an Activation Code in NP v8.4

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Cyber Exposure Alerts

CVE-2025-23006: SonicWall Secure Mobile Access (SMA) 1000 Zero-Day Reportedly Exploited
Salt Typhoon: An Analysis of Vulnerabilities Exploited by this State-Sponsored Actor
Oracle January 2025 Critical Patch Update Addresses 186 CVEs
CVE-2024-55591: Fortinet Authentication Bypass Zero-Day Vulnerability Exploited in the Wild
Microsoft’s January 2025 Patch Tuesday Addresses 157 CVEs (CVE-2025-21333, CVE-2025-21334, CVE-2025-21335)
CVE-2025-0282: Ivanti Connect Secure Zero-Day Vulnerability Exploited In The Wild
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Blog Posts

New CISA Hardening Guidance Provides Valuable Insights for Network Security Engineers
Study: Tenable Offers Fastest, Broadest Coverage of CISA's KEV Catalog
Tuning Network Assessments for Performance and Resource Usage
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Podcasts

October 6 · 35m
2.10 See You in London
September 29 · 31m
2.9 Zero Day
September 19 · 18m
2.8 The Man at the Table
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Experience Nessus Pro

Experience Nessus Pro

Learn more about the features available in Nessus Professional in this interactive demo.

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Nessus Fundamentals Training

Fundamentals Training

A series of targeted video instructions needed to deploy, configure and operate Nessus.

Course Outline
  • Tenable Nessus
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Tenable Vulnerability Management

Enjoy full access to a modern, cloud-based vulnerability management platform that enables you to see and track all of your assets with unmatched accuracy.

Your Tenable Vulnerability Management trial also includes Tenable Web App Scanning.

Tenable Vulnerability Management

Enjoy full access to a modern, cloud-based vulnerability management platform that enables you to see and track all of your assets with unmatched accuracy. Purchase your annual subscription today.

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Tenable Vulnerability Management

Enjoy full access to a modern, cloud-based vulnerability management platform that enables you to see and track all of your assets with unmatched accuracy.

Your Tenable Vulnerability Management trial also includes Tenable Web App Scanning.

Tenable Vulnerability Management

Enjoy full access to a modern, cloud-based vulnerability management platform that enables you to see and track all of your assets with unmatched accuracy. Purchase your annual subscription today.

100 assets

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Tenable Vulnerability Management

Enjoy full access to a modern, cloud-based vulnerability management platform that enables you to see and track all of your assets with unmatched accuracy.

Your Tenable Vulnerability Management trial also includes Tenable Web App Scanning.

Tenable Vulnerability Management

Enjoy full access to a modern, cloud-based vulnerability management platform that enables you to see and track all of your assets with unmatched accuracy. Purchase your annual subscription today.

100 assets

Choose your subscription option:

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Try Tenable Web App Scanning

Enjoy full access to our latest web application scanning offering designed for modern applications as part of the Tenable One Exposure Management platform. Safely scan your entire online portfolio for vulnerabilities with a high degree of accuracy without heavy manual effort or disruption to critical web applications. Sign up now.

Your Tenable Web App Scanning trial also includes Tenable Vulnerability Management.

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Enjoy full access to a modern, cloud-based vulnerability management platform that enables you to see and track all of your assets with unmatched accuracy. Purchase your annual subscription today.

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Request a demo of Tenable Security Center

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Continuously detect and respond to Active Directory attacks. No agents. No privileges.

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Exposure management for the modern attack surface.

See Tenable Attack Surface Management in action

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Try Tenable Nessus Professional free

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Tenable Nessus is the most comprehensive vulnerability scanner on the market today.

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Nessus Expert adds even more features, including external attack surface scanning, and the ability to add domains and scan cloud infrastructure. Click here to Try Nessus Expert.

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Buy Tenable Nessus Professional

Tenable Nessus is the most comprehensive vulnerability scanner on the market today. Tenable Nessus Professional will help automate the vulnerability scanning process, save time in your compliance cycles and allow you to engage your IT team.

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Try Tenable Nessus Expert free

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Built for the modern attack surface, Nessus Expert enables you to see more and protect your organization from vulnerabilities from IT to the cloud.

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Built for the modern attack surface, Nessus Expert enables you to see more and protect your organization from vulnerabilities from IT to the cloud.

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Get a demo of Tenable Patch Management

Interested in streamlining security and IT collaboration and shortening the mean time to remediate with automation? Try Tenable Patch Management.