# OpenText Email Security vs Red Sift OnDMARC: side-by-side comparison (2026)

[OpenText Email Security](https://cybersectools.com/tools/opentext-email-security) is a commercial [email security platforms](https://cybersectools.com/categories/email-security-platforms) solution by [OpenText Cybersecurity](https://cybersectools.com/companies/opentext-cybersecurity). [Red Sift OnDMARC](https://cybersectools.com/tools/red-sift-ondmarc) is a commercial [email security platforms](https://cybersectools.com/categories/email-security-platforms) solution by [Red Sift](https://cybersectools.com/companies/red-sift). 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

| | OpenText Email Security | Red Sift OnDMARC |
|---|---|---|
| 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 | OpenText Cybersecurity | Red Sift |
| Headquarters | – | – |

### Use cases and capabilities

| | OpenText Email Security | Red Sift OnDMARC |
|---|---|---|
| Ransomware | Yes | – |
| DKIM | – | Yes |
| DMARC | – | Yes |
| SPF | – | Yes |
| TLS | – | Yes |

### Core features

**OpenText Email Security**

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

**Red Sift OnDMARC**

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

## OpenText Email Security vs Red Sift OnDMARC FAQ

Common questions when comparing OpenText Email Security vs Red Sift OnDMARC for email security platforms.

### What is the difference between OpenText Email Security and Red Sift OnDMARC?

**OpenText Email Security**: Comprehensive email security platform protecting inbound/outbound communications. Built by OpenText Cybersecurity.

**Red Sift OnDMARC**: Email authentication platform implementing DMARC, SPF, DKIM, and BIMI protocols. Built by Red Sift.

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

### Who makes OpenText Email Security and Red Sift OnDMARC?

**OpenText Email Security** is made by OpenText Cybersecurity. **Red Sift OnDMARC** is made by Red Sift. The vendor behind a product decides its roadmap, support, and longevity, so check each company's profile before you commit.

### Is OpenText Email Security a good alternative to Red Sift OnDMARC?

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

## Related comparisons

- [OpenText Email Security vs INKY DMARC Monitoring](https://cybersectools.com/compare/inky-dmarc-monitoring-vs-opentext-email-security)
- [OpenText Email Security vs SmarterTools SmarterMail](https://cybersectools.com/compare/opentext-email-security-vs-smartertools-smartermail)
- [OpenText Email Security vs Sendmarc DMARC Compliance Platform](https://cybersectools.com/compare/opentext-email-security-vs-sendmarc-dmarc-compliance-platform)
- [Red Sift OnDMARC vs INKY DMARC Monitoring](https://cybersectools.com/compare/inky-dmarc-monitoring-vs-red-sift-ondmarc)
- [Red Sift OnDMARC vs SmarterTools SmarterMail](https://cybersectools.com/compare/red-sift-ondmarc-vs-smartertools-smartermail)
- [Red Sift OnDMARC vs Sendmarc DMARC Compliance Platform](https://cybersectools.com/compare/red-sift-ondmarc-vs-sendmarc-dmarc-compliance-platform)

## Alternatives to each

- [See all OpenText Email Security alternatives](https://cybersectools.com/alternatives/opentext-email-security)
- [See all Red Sift OnDMARC alternatives](https://cybersectools.com/alternatives/red-sift-ondmarc)

---

Source: https://cybersectools.com/compare/opentext-email-security-vs-red-sift-ondmarc

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

More on OpenText Email Security and Red Sift OnDMARC: 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