# Cloudmark Authority vs SpamTitan Gateway: side-by-side comparison (2026)

[Cloudmark Authority](https://cybersectools.com/tools/cloudmark-authority) is a commercial [email security platforms](https://cybersectools.com/categories/email-security-platforms) solution by [Cloudmark](https://cybersectools.com/companies/cloudmark). [SpamTitan Gateway](https://cybersectools.com/tools/spamtitan-gateway) is a commercial [email security platforms](https://cybersectools.com/categories/email-security-platforms) solution by [SpamTitan (TitanHQ)](https://cybersectools.com/companies/spamtitan-titanhq). 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

| | Cloudmark Authority | SpamTitan Gateway |
|---|---|---|
| Pricing model | Commercial | Commercial |
| Category | Email Security Platforms | Email Security Platforms |
| Verified | No | No |
| Deployment type | On-Premises | Hybrid |
| Company size fit | Enterprise | SMB, Mid-Market, Enterprise |
| Company | Cloudmark | SpamTitan (TitanHQ) |
| Headquarters | – | – |

### Use cases and capabilities

| | Cloudmark Authority | SpamTitan Gateway |
|---|---|---|
| Spam Prevention | Yes | Yes |
| Content Filtering | – | Yes |
| SPF | – | Yes |
| DKIM | – | Yes |
| Multi Tenancy | – | Yes |
| Gateway | – | Yes |
| Active Directory | – | Yes |

### Core features

**Cloudmark Authority**

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

**SpamTitan Gateway**

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

### Integrations

**Cloudmark Authority**

No integrations listed.

**SpamTitan Gateway**

2 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.

- [Cloudmark Authority](https://cybersectools.com/tools/cloudmark-authority) fits if you need to run it on your own servers.
- [SpamTitan Gateway](https://cybersectools.com/tools/spamtitan-gateway) fits if you need both cloud and on-premises options and you are a small business or a mid-market company.

## Cloudmark Authority vs SpamTitan Gateway FAQ

Common questions when comparing Cloudmark Authority vs SpamTitan Gateway for email security platforms.

### What is the difference between Cloudmark Authority and SpamTitan Gateway?

**Cloudmark Authority**: Carrier-grade email security for ISPs blocking spam, phishing, and malware. Built by Cloudmark.

**SpamTitan Gateway**: Email security gateway appliance for spam/malware filtering and mail flow control. Built by SpamTitan (TitanHQ).

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

### Who makes Cloudmark Authority and SpamTitan Gateway?

**Cloudmark Authority** is made by Cloudmark. **SpamTitan Gateway** is made by SpamTitan (TitanHQ). The vendor behind a product decides its roadmap, support, and longevity, so check each company's profile before you commit.

### Is Cloudmark Authority a good alternative to SpamTitan Gateway?

Often, yes. Cloudmark Authority and SpamTitan Gateway are both Email Security Platforms products, and both cover Spam Prevention. Use the table above to see where features, deployment and company size fit differ.

## Related comparisons

- [Cloudmark Authority vs MX Layer Outbound Email Filtering](https://cybersectools.com/compare/cloudmark-authority-vs-mx-layer-outbound-email-filtering)
- [Cloudmark Authority vs SmarterTools SmarterMail](https://cybersectools.com/compare/cloudmark-authority-vs-smartertools-smartermail)
- [Cloudmark Authority vs MailGuard](https://cybersectools.com/compare/cloudmark-authority-vs-mailguard)
- [SpamTitan Gateway vs MX Layer Outbound Email Filtering](https://cybersectools.com/compare/mx-layer-outbound-email-filtering-vs-spamtitan-gateway)
- [SpamTitan Gateway vs SmarterTools SmarterMail](https://cybersectools.com/compare/smartertools-smartermail-vs-spamtitan-gateway)
- [SpamTitan Gateway vs MailGuard](https://cybersectools.com/compare/mailguard-vs-spamtitan-gateway)

## Alternatives to each

- [See all Cloudmark Authority alternatives](https://cybersectools.com/alternatives/cloudmark-authority)
- [See all SpamTitan Gateway alternatives](https://cybersectools.com/alternatives/spamtitan-gateway)

---

Source: https://cybersectools.com/compare/cloudmark-authority-vs-spamtitan-gateway

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

More on Cloudmark Authority and SpamTitan Gateway: 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