# Nessus Professional vs Valiant Secured: side-by-side comparison (2026)

[Nessus Professional](https://cybersectools.com/tools/nessus-professional) is a commercial [vulnerability assessment](https://cybersectools.com/categories/vulnerability-assessment) solution by [Tenable](https://cybersectools.com/companies/tenable). [Valiant Secured](https://cybersectools.com/tools/valiant-secured) is a commercial [endpoint protection platform](https://cybersectools.com/categories/epp) solution by [Valiant Secured](https://cybersectools.com/companies/valiant-secured). Features, integrations, deployment and the company behind each one, side by side.

## Side-by-side comparison

| | Nessus Professional | Valiant Secured |
|---|---|---|
| Pricing model | Commercial | Commercial |
| Category | Vulnerability Assessment | Endpoint Protection Platform |
| Verified | No | No |
| Deployment type | On-Premises | Cloud |
| Company size fit | Startup, SMB, Mid-Market, Enterprise | Startup |
| Company | Tenable | Valiant Secured |
| Headquarters | – | – |

### Use cases and capabilities

| | Nessus Professional | Valiant Secured |
|---|---|---|
| Vulnerability | Yes | – |
| Security Scanning | Yes | – |
| CVE | Yes | – |
| Penetration Testing Framework | Yes | – |
| NIST | Yes | – |
| PCI DSS | Yes | – |
| CIS | Yes | – |
| Network Scanning | Yes | – |
| VAPT | Yes | – |
| Android Security | – | Yes |
| iOS | – | Yes |
| Windows Security | – | Yes |
| macOS | – | Yes |
| Network Protection | – | Yes |
| System Security | – | Yes |
| VirusTotal | – | Yes |
| Private Networks | – | Yes |
| Home Network | – | Yes |

### Core features

**Nessus Professional**

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

**Valiant Secured**

9 features 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.

- [Nessus Professional](https://cybersectools.com/tools/nessus-professional) fits if you need to run it on your own servers and you are a small business or a mid-market company or an enterprise.
- [Valiant Secured](https://cybersectools.com/tools/valiant-secured) fits if you want a cloud product and you want the lower starting price (from $399 per month).

## Nessus Professional vs Valiant Secured FAQ

Common questions when comparing Nessus Professional vs Valiant Secured for vulnerability assessment.

### What is the difference between Nessus Professional and Valiant Secured?

**Nessus Professional**: Vulnerability scanner for assessing networks, systems, and apps for security flaws. Built by Tenable.

**Valiant Secured**: Consumer antivirus, VPN, and privacy protection suite for personal devices. Built by Valiant Secured.

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

### Who makes Nessus Professional and Valiant Secured?

**Nessus Professional** is made by Tenable. **Valiant Secured** is made by Valiant Secured. The vendor behind a product decides its roadmap, support, and longevity, so check each company's profile before you commit.

### Is Nessus Professional a good alternative to Valiant Secured?

In part. Nessus Professional and Valiant Secured are not in the same category on CybersecTools. Use the table above to see where features, deployment and company size fit differ.

## Related comparisons

- [Nessus Professional vs Webray RayScan](https://cybersectools.com/compare/nessus-professional-vs-webray-rayscan)
- [Nessus Professional vs Zentara AVAS](https://cybersectools.com/compare/nessus-professional-vs-zentara-avas)
- [Nessus Professional vs Positive Technologies XSpider PRO](https://cybersectools.com/compare/nessus-professional-vs-positive-technologies-xspider-pro)
- [Valiant Secured vs Webray RayScan](https://cybersectools.com/compare/valiant-secured-vs-webray-rayscan)
- [Valiant Secured vs Zentara AVAS](https://cybersectools.com/compare/valiant-secured-vs-zentara-avas)
- [Valiant Secured vs Positive Technologies XSpider PRO](https://cybersectools.com/compare/positive-technologies-xspider-pro-vs-valiant-secured)

## Alternatives to each

- [See all Nessus Professional alternatives](https://cybersectools.com/alternatives/nessus-professional)
- [See all Valiant Secured alternatives](https://cybersectools.com/alternatives/valiant-secured)

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Source: https://cybersectools.com/compare/nessus-professional-vs-valiant-secured

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More on Nessus Professional and Valiant Secured: 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