Tenable Nessus

About Tenable Nessus

Tenable Nessus is the gold standard in vulnerability assessment, used by security professionals worldwide to identify weaknesses across network infrastructure, web applications, cloud environments, and endpoints. With a database of over 200,000 vulnerability plugins and 500+ prebuilt scanning policies, Nessus provides comprehensive coverage for configuration audits, malware detection, compliance checks, and patch management. The scanner is known for the industry's lowest false positive rate and delivers detailed, actionable reports that help teams prioritize remediation. Available in Professional and Expert editions, Nessus scales from small IT teams to large enterprises and managed security service providers (MSSPs). Tenable continuously updates its plugin library to cover the latest CVEs and emerging threats, making Nessus a trusted choice for organizations that need reliable, accurate vulnerability scanning.