# Hornetsecurity vs ThreatDown Email Security: side-by-side comparison (2026)

[Hornetsecurity](https://cybersectools.com/tools/hornetsecurity) is a commercial [email security platforms](https://cybersectools.com/categories/email-security-platforms) solution by [Hornetsecurity](https://cybersectools.com/companies/hornetsecurity). [ThreatDown Email Security](https://cybersectools.com/tools/threatdown-email-security) is a commercial [email security platforms](https://cybersectools.com/categories/email-security-platforms) solution by [ThreatDown by Malwarebytes](https://cybersectools.com/companies/threatdown-by-malwarebytes). Features, integrations, deployment and the company behind each one, side by side.

Need the answer fast? [Best Email Security Solutions for Business](https://cybersectools.com/shortlists/best-email-security-platforms) picks Proofpoint Core Email Protection, Microsoft Defender for Office 365, Mimecast Advanced Email Security and 4 more.

## Side-by-side comparison

| | Hornetsecurity | ThreatDown Email Security |
|---|---|---|
| Pricing model | Commercial | Commercial |
| Category | Email Security Platforms | Email Security Platforms |
| Verified | No | No |
| Deployment type | Cloud | Cloud |
| Company size fit | SMB, Mid-Market, Enterprise | SMB, Mid-Market, Enterprise |
| Company | Hornetsecurity | ThreatDown by Malwarebytes |
| Headquarters | – | – |

### Use cases and capabilities

| | Hornetsecurity | ThreatDown Email Security |
|---|---|---|
| Microsoft 365 | Yes | – |
| Office 365 | Yes | – |
| Microsoft | Yes | – |
| Spam Prevention | Yes | – |
| Multi Tenancy | Yes | – |

### Core features

**Hornetsecurity**

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

**ThreatDown Email Security**

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

### Integrations

**Hornetsecurity**

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

**ThreatDown Email Security**

No integrations listed.

## Hornetsecurity vs ThreatDown Email Security FAQ

Common questions when comparing Hornetsecurity vs ThreatDown Email Security for email security platforms.

### What is the difference between Hornetsecurity and ThreatDown Email Security?

**Hornetsecurity**: Cloud security platform for M365 covering email, backup, and awareness, built by Hornetsecurity.

**ThreatDown Email Security**: AI-powered email security platform for phishing and BEC protection, built by ThreatDown by Malwarebytes.

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

### Who makes Hornetsecurity and ThreatDown Email Security?

**Hornetsecurity** is made by Hornetsecurity. **ThreatDown Email Security** is made by ThreatDown by Malwarebytes. The vendor behind a product decides its roadmap, support, and longevity, so check each company's profile before you commit.

### Is Hornetsecurity a good alternative to ThreatDown Email Security?

Often, yes. Hornetsecurity and ThreatDown Email Security are both Email Security Platforms products. Use the table above to see where features, deployment and company size fit differ.

## Related comparisons

- [Hornetsecurity vs ID Agent Graphus](https://cybersectools.com/compare/hornetsecurity-vs-id-agent-graphus)
- [Hornetsecurity vs SpamTitan for Office 365](https://cybersectools.com/compare/hornetsecurity-vs-spamtitan-for-office-365)
- [Hornetsecurity vs ESET Cloud Office Security](https://cybersectools.com/compare/hornetsecurity-vs-eset-cloud-office-security)
- [ThreatDown Email Security vs ID Agent Graphus](https://cybersectools.com/compare/id-agent-graphus-vs-threatdown-email-security)
- [ThreatDown Email Security vs SpamTitan for Office 365](https://cybersectools.com/compare/spamtitan-for-office-365-vs-threatdown-email-security)
- [ThreatDown Email Security vs ESET Cloud Office Security](https://cybersectools.com/compare/eset-cloud-office-security-vs-threatdown-email-security)

## Alternatives to each

- [See all Hornetsecurity alternatives](https://cybersectools.com/alternatives/hornetsecurity)
- [See all ThreatDown Email Security alternatives](https://cybersectools.com/alternatives/threatdown-email-security)

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Source: https://cybersectools.com/compare/hornetsecurity-vs-threatdown-email-security

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

More on Hornetsecurity and ThreatDown Email Security: 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