# Halo Security Server Scanning vs Nessus Professional: side-by-side comparison (2026)

[Halo Security Server Scanning](https://cybersectools.com/tools/halo-security-server-scanning) is a commercial [vulnerability assessment](https://cybersectools.com/categories/vulnerability-assessment) solution by [Halo Security](https://cybersectools.com/companies/halo-security). [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). Features, integrations, deployment and the company behind each one, side by side.

## Side-by-side comparison

| | Halo Security Server Scanning | Nessus Professional |
|---|---|---|
| Pricing model | Commercial | Commercial |
| Category | Vulnerability Assessment | Vulnerability Assessment |
| Verified | No | No |
| Deployment type | Cloud | On-Premises |
| Company size fit | Startup, SMB, Mid-Market, Enterprise | Startup, SMB, Mid-Market, Enterprise |
| Company | Halo Security | Tenable |
| Headquarters | – | – |

### Use cases and capabilities

| | Halo Security Server Scanning | Nessus Professional |
|---|---|---|
| CVE | Yes | Yes |
| Misconfiguration | Yes | – |
| Network Scanning | Yes | Yes |
| Patch Management | Yes | – |
| Security Scanning | Yes | Yes |
| Vulnerability | – | Yes |
| Penetration Testing Framework | – | Yes |
| NIST | – | Yes |
| PCI DSS | – | Yes |
| CIS | – | Yes |
| VAPT | – | Yes |

### Core features

**Halo Security Server Scanning**

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

**Nessus Professional**

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

### Integrations

**Halo Security Server Scanning**

1 integration listed. Sign in on the page to see them.

**Nessus Professional**

No integrations listed.

## Which one fits you

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

- [Halo Security Server Scanning](https://cybersectools.com/tools/halo-security-server-scanning) fits if you want a cloud product.
- [Nessus Professional](https://cybersectools.com/tools/nessus-professional) fits if you need to run it on your own servers.

## Halo Security Server Scanning vs Nessus Professional FAQ

Common questions when comparing Halo Security Server Scanning vs Nessus Professional for vulnerability assessment.

### What is the difference between Halo Security Server Scanning and Nessus Professional?

**Halo Security Server Scanning**: External server vulnerability scanning for CVEs, patches, and misconfigurations. Built by Halo Security.

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

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

### Who makes Halo Security Server Scanning and Nessus Professional?

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

### Is Halo Security Server Scanning a good alternative to Nessus Professional?

Often, yes. Halo Security Server Scanning and Nessus Professional are both Vulnerability Assessment products, and both cover Security Scanning, CVE, Network Scanning. Use the table above to see where features, deployment and company size fit differ.

## Related comparisons

- [Halo Security Server Scanning vs Webray RayScan](https://cybersectools.com/compare/halo-security-server-scanning-vs-webray-rayscan)
- [Halo Security Server Scanning vs Zentara AVAS](https://cybersectools.com/compare/halo-security-server-scanning-vs-zentara-avas)
- [Halo Security Server Scanning vs Spektion](https://cybersectools.com/compare/halo-security-server-scanning-vs-spektion)
- [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 Spektion](https://cybersectools.com/compare/nessus-professional-vs-spektion)

## Alternatives to each

- [See all Halo Security Server Scanning alternatives](https://cybersectools.com/alternatives/halo-security-server-scanning)
- [See all Nessus Professional alternatives](https://cybersectools.com/alternatives/nessus-professional)

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Source: https://cybersectools.com/compare/halo-security-server-scanning-vs-nessus-professional

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

More on Halo Security Server Scanning and Nessus Professional: 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