# OpenVAS vs Nsauditor Network Security Auditor: side-by-side comparison (2026)

[OpenVAS](https://cybersectools.com/tools/greenbone-openvas) is a free [vulnerability assessment](https://cybersectools.com/categories/vulnerability-assessment) solution. [Nsauditor Network Security Auditor](https://cybersectools.com/tools/nsauditor-network-security-auditor) is a commercial [vulnerability assessment](https://cybersectools.com/categories/vulnerability-assessment) solution by [Nsasoft US LLC](https://cybersectools.com/companies/nsasoft-us-llc). Features, integrations, deployment and the company behind each one, side by side.

## Side-by-side comparison

| | OpenVAS | Nsauditor Network Security Auditor |
|---|---|---|
| Pricing model | Free | Commercial |
| Category | Vulnerability Assessment | Vulnerability Assessment |
| Verified | No | No |
| Deployment type | – | On-Premises |
| Company size fit | – | SMB, Mid-Market, Enterprise |
| Company | – | Nsasoft US LLC |
| Headquarters | – | – |

### Use cases and capabilities

| | OpenVAS | Nsauditor Network Security Auditor |
|---|---|---|
| Open Source | Yes | – |
| Network Scanning | – | Yes |
| Vulnerability | – | Yes |
| MITRE ATT&CK | – | Yes |
| CVE | – | Yes |
| Security Audit | – | Yes |
| Network Monitoring | – | Yes |
| Network Discovery | – | Yes |
| Inventory | – | Yes |
| Password Recovery | – | Yes |
| Windows | – | Yes |

### Core features

**OpenVAS**

No features listed.

**Nsauditor Network Security Auditor**

10 features listed. Sign in on the page to see them.

### Integrations

**OpenVAS**

No integrations listed.

**Nsauditor Network Security Auditor**

8 integrations listed. Sign in on the page to see them.

## Which one fits you

Based on what each listing shows: deployment, company size, price and open source.

- [OpenVAS](https://cybersectools.com/tools/greenbone-openvas) fits if you need a free product.

## OpenVAS vs Nsauditor Network Security Auditor FAQ

Common questions when comparing OpenVAS vs Nsauditor Network Security Auditor for vulnerability assessment.

### What is the difference between OpenVAS and Nsauditor Network Security Auditor?

**OpenVAS**: OpenVAS is an open-source vulnerability scanner that provides extensive testing capabilities for identifying security weaknesses in networks and systems.

**Nsauditor Network Security Auditor**: Windows suite for network security auditing, vuln scanning, and IT mgmt, built by Nsasoft US LLC.

The table above shows where their features, integrations, deployment and company size fit differ.

### Is OpenVAS a good alternative to Nsauditor Network Security Auditor?

Often, yes. OpenVAS and Nsauditor Network Security Auditor are both Vulnerability Assessment products. Key differences: OpenVAS is Free while Nsauditor Network Security Auditor is Commercial. Use the table above to see where features, deployment and company size fit differ.

## Related comparisons

- [OpenVAS vs Webray RayScan](https://cybersectools.com/compare/greenbone-openvas-vs-webray-rayscan)
- [OpenVAS vs Tripwire IP360](https://cybersectools.com/compare/greenbone-openvas-vs-tripwire-ip360)
- [OpenVAS vs Labrador Server Care](https://cybersectools.com/compare/greenbone-openvas-vs-labrador-server-care)
- [Nsauditor Network Security Auditor vs Webray RayScan](https://cybersectools.com/compare/nsauditor-network-security-auditor-vs-webray-rayscan)
- [Nsauditor Network Security Auditor vs Tripwire IP360](https://cybersectools.com/compare/nsauditor-network-security-auditor-vs-tripwire-ip360)
- [Nsauditor Network Security Auditor vs Labrador Server Care](https://cybersectools.com/compare/labrador-server-care-vs-nsauditor-network-security-auditor)

## Alternatives to each

- [See all OpenVAS alternatives](https://cybersectools.com/alternatives/greenbone-openvas)
- [See all Nsauditor Network Security Auditor alternatives](https://cybersectools.com/alternatives/nsauditor-network-security-auditor)

---

Source: https://cybersectools.com/compare/greenbone-openvas-vs-nsauditor-network-security-auditor

For AI agents: each product above has its own Markdown page (add .md to its URL, for example https://cybersectools.com/tools/greenbone-openvas.md). Every CybersecTools shortlist is listed at https://cybersectools.com/shortlists.md.

More on OpenVAS and Nsauditor Network Security Auditor: funding, momentum, hiring and news, plus the full product and company record, are available through the Mandos MCP Server (paid plans), which connects to AI assistants: https://mandos.io/mcp?utm_source=cybersectools.com&utm_medium=compare-md