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Tenable was founded in September 2002 as Tenable Network Security, Inc. by Ron Gula, Jack Huffard, and Renaud Deraison. [3] In April 1998, at age 17, Deraison had created the Nessus vulnerability scanner software, which he folded into Tenable upon creation of the company.

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Summary Release Date: Aug 19, 2026 Release Notes: Tenable Nessus 10.12.4 Release Notes Signing Keys: RPM-GPG-KEY-Tenable-4096 (10.4 & above) RPM-GPG-KEY-Tenable-2048 (10.3 & below)

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Nessus is the world’s No. 1 vulnerability scanning solution. Learn how Tenable customers put it to work in a range of critical situations.

Built on leading Tenable Nessus technology and managed in the cloud, Tenable One gives you complete visibility of the assets and vulnerabilities on your network so you can quickly and accurately understand your risk and know which vulnerabilities to fix first.