Nessus Professional is a commercial vulnerability assessment solution by Tenable. RoboShadow is a commercial vulnerability assessment solution by RoboShadow. Features, integrations, deployment and the company behind each one, side by side.
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VisitVulnerability scanner for assessing networks, systems, and apps for security flaws.
Automated vulnerability assessment and remediation platform
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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 mid-market company or an enterprise.
RoboShadow fits if you want a cloud product.
Common questions when comparing Nessus Professional vs RoboShadow for vulnerability assessment.
Nessus Professional: Vulnerability scanner for assessing networks, systems, and apps for security flaws. Built by Tenable.
RoboShadow: Automated vulnerability assessment and remediation platform. Built by RoboShadow.
The table above shows where their features, integrations, deployment and company size fit differ.
Nessus Professional is made by Tenable. RoboShadow is made by RoboShadow. 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 RoboShadow are both Vulnerability Assessment products, and both cover Network Scanning. Use the table above to see where features, deployment and company size fit differ.
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Updated 2026-11-02
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