Nessus Professional is a commercial vulnerability assessment solution by Tenable. Outpost24 OutscanNX is a commercial vulnerability assessment solution by Outpost24. Features, integrations, deployment and the company behind each one, side by side.
Vulnerability scanner for assessing networks, systems, and apps for security flaws.
Risk-based vulnerability mgmt for networks & cloud with threat intel scoring
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Based on what each listing shows: deployment, company size, price and open source.
Nessus Professional fits if you need to run it on your own servers and you are a startup.
Outpost24 OutscanNX fits if you want a cloud product.
Common questions when comparing Nessus Professional vs Outpost24 OutscanNX for vulnerability assessment.
Nessus Professional: Vulnerability scanner for assessing networks, systems, and apps for security flaws, built by Tenable.
Outpost24 OutscanNX: Risk-based vulnerability mgmt for networks & cloud with threat intel scoring, built by Outpost24.
The table above shows where their features, integrations, deployment and company size fit differ.
Nessus Professional is made by Tenable. Outpost24 OutscanNX is made by Outpost24. The vendor behind a product decides its roadmap, support, and longevity, so check each company's profile before you commit.
Often, yes. Nessus Professional and Outpost24 OutscanNX are both Vulnerability Assessment products. Use the table above to see where features, deployment and company size fit differ.
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Updated 2026-11-01
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