# Greenbone OPENVAS SCAN vs NopSec CTEM: side-by-side comparison (2026)

[Greenbone OPENVAS SCAN](https://cybersectools.com/tools/greenbone-openvas-scan) is a commercial [vulnerability assessment](https://cybersectools.com/categories/vulnerability-assessment) solution by [Greenbone AG](https://cybersectools.com/companies/greenbone-ag). [NopSec CTEM](https://cybersectools.com/tools/nopsec-ctem) is a commercial [vulnerability assessment](https://cybersectools.com/categories/vulnerability-assessment) solution by [NopSec](https://cybersectools.com/companies/nopsec). Features, integrations, deployment and the company behind each one, side by side.

## Side-by-side comparison

| | Greenbone OPENVAS SCAN | NopSec CTEM |
|---|---|---|
| Pricing model | Commercial | Commercial |
| Category | Vulnerability Assessment | Vulnerability Assessment |
| Verified | No | No |
| Deployment type | Hybrid | Cloud |
| Company size fit | SMB, Mid-Market, Enterprise | SMB, Mid-Market, Enterprise |
| Company | Greenbone AG | NopSec |
| Headquarters | – | – |

### Use cases and capabilities

| | Greenbone OPENVAS SCAN | NopSec CTEM |
|---|---|---|
| Open Source | Yes | – |
| Critical Infrastructure | Yes | – |
| Hardware Security | Yes | – |
| Virtualization | Yes | – |
| Vulnerability Prioritization | – | Yes |
| Attack Paths | – | Yes |

### Core features

**Greenbone OPENVAS SCAN**

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

**NopSec CTEM**

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

### Integrations

**Greenbone OPENVAS SCAN**

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

**NopSec CTEM**

No integrations listed.

## Which one fits you

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

- [Greenbone OPENVAS SCAN](https://cybersectools.com/tools/greenbone-openvas-scan) fits if you need both cloud and on-premises options.
- [NopSec CTEM](https://cybersectools.com/tools/nopsec-ctem) fits if you want a cloud product.

## Greenbone OPENVAS SCAN vs NopSec CTEM FAQ

Common questions when comparing Greenbone OPENVAS SCAN vs NopSec CTEM for vulnerability assessment.

### What is the difference between Greenbone OPENVAS SCAN and NopSec CTEM?

**Greenbone OPENVAS SCAN**: Vulnerability scanning appliance for IT infrastructure attack surface reduction, built by Greenbone AG.

**NopSec CTEM**: CTEM platform for vuln prioritization, remediation automation & reporting, built by NopSec.

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

### Who makes Greenbone OPENVAS SCAN and NopSec CTEM?

**Greenbone OPENVAS SCAN** is made by Greenbone AG. **NopSec CTEM** is made by NopSec. The vendor behind a product decides its roadmap, support, and longevity, so check each company's profile before you commit.

### Is Greenbone OPENVAS SCAN a good alternative to NopSec CTEM?

Often, yes. Greenbone OPENVAS SCAN and NopSec CTEM are both Vulnerability Assessment products. Use the table above to see where features, deployment and company size fit differ.

## Related comparisons

- [Greenbone OPENVAS SCAN vs Orca Cloud Vulnerability Management](https://cybersectools.com/compare/greenbone-openvas-scan-vs-orca-cloud-vulnerability-management)
- [Greenbone OPENVAS SCAN vs v6Protect CTEM](https://cybersectools.com/compare/greenbone-openvas-scan-vs-v6protect-ctem)
- [Greenbone OPENVAS SCAN vs Aisy Vulnerability Management](https://cybersectools.com/compare/aisy-vulnerability-management-vs-greenbone-openvas-scan)
- [NopSec CTEM vs Orca Cloud Vulnerability Management](https://cybersectools.com/compare/nopsec-ctem-vs-orca-cloud-vulnerability-management)
- [NopSec CTEM vs v6Protect CTEM](https://cybersectools.com/compare/nopsec-ctem-vs-v6protect-ctem)
- [NopSec CTEM vs Aisy Vulnerability Management](https://cybersectools.com/compare/aisy-vulnerability-management-vs-nopsec-ctem)

## Alternatives to each

- [See all Greenbone OPENVAS SCAN alternatives](https://cybersectools.com/alternatives/greenbone-openvas-scan)
- [See all NopSec CTEM alternatives](https://cybersectools.com/alternatives/nopsec-ctem)

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Source: https://cybersectools.com/compare/greenbone-openvas-scan-vs-nopsec-ctem

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

More on Greenbone OPENVAS SCAN and NopSec CTEM: 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