The Most Widely Deployed Vulnerability Assessment Solution

Nessus has been deployed by more than one million users across the globe for vulnerability, configuration and compliance assessments. Nessus prevents network attacks by identifying the vulnerabilities and configuration issues that hackers use to penetrate your network.

2015 SC Magazine Best Buy

SC Magazine gave Nessus five stars and named it a Best Buy

“Superb value for money and good feature set”


Broad Asset Coverage

Nessus supports the widest range of network devices, operating systems, databases, applications in physical, virtual and cloud infrastructures.


Multiple Scanning Options

Nessus supports non-credentialed, remote scans; credentialed, local scans for deeper, granular analysis of assets; and offline auditing on a network device’s configuration.


Configuration & Compliance

More than 450 templates are available for compliance (e.g., FFIEC, HIPAA, NERC, PCI, more) and configuration (e.g., CERT, CIS, COBIT/ITIL, DISA STIGs) auditing.


Threat Detection

Nessus scans for viruses, malware, backdoors, hosts communicating with botnet-infected systems, known/unknown processes as well as web services linking to malicious content.


Report & Take Action

Report what matters to responsible parties with exploitability, severity modification, scan scheduling and deliver remediation reports via targeted emails.


Constant Coverage

Stay protected against new vulnerabilities with the Nessus plugin feed that is constantly updated by the Tenable research team.

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Getting Started


Massive & constantly updated library.

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