Tenable CDW

Empowering all organizations to understand and reduce their cybersecurity risk

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About Tenable

Tenable's goal is to arm every organization with the visibility and insight to answer four critical questions at all times: Where are we exposed? Where should we prioritize based on risk? Are we reducing our exposure over time? How do we compare to our peers? Tenable is the Cyber Exposure company.


The first cyber exposure platform to protect any asset on any computing platform

Why Tenable Built Tenable.io

Hear more about the process of creating Tenable.io.

Nessus Professional

Built for security practitioners, by security practitioners, Nessus makes it easy and intuitive to identify and fix a range of vulnerabilities in operating systems, applications and devices. 

Minimize Threats and Compliance Issues with Nessus Pro

Get the insight you need with one of the industry's most widely deployed vulnerability assessment solutions.


The SecurityCenter platform provides a comprehensive and integrated view of enterprise security posture to reduce business risk and ensure compliance.

What's New in SecurityCenter 5.0

SecurityCenter delivers a real-time, holistic view of all IT assets, network activity and events.

Tenable Resources


What is Cyber Exposure?

Learn more about the concept of cyber exposure and why it's important to companies today.