# Calamu Data Harbor vs Proofpoint Enterprise DLP: side-by-side comparison (2026)

[Calamu Data Harbor](https://cybersectools.com/tools/calamu-data-harbor) is a commercial [data loss prevention](https://cybersectools.com/categories/dlp) solution by [Calamu](https://cybersectools.com/companies/calamu). [Proofpoint Enterprise DLP](https://cybersectools.com/tools/proofpoint-enterprise-data-loss-prevention-dlp) is a commercial [data loss prevention](https://cybersectools.com/categories/dlp) solution by [Proofpoint](https://cybersectools.com/companies/proofpoint). Features, integrations, deployment and the company behind each one, side by side.

## Side-by-side comparison

| | Calamu Data Harbor | Proofpoint Enterprise DLP |
|---|---|---|
| Pricing model | Commercial | Commercial |
| Category | Data Loss Prevention | Data Loss Prevention |
| Verified | No | No |
| Deployment type | Hybrid | Cloud |
| Company size fit | SMB, Mid-Market, Enterprise | SMB, Mid-Market, Enterprise |
| Company | Calamu | Proofpoint |
| Headquarters | – | – |

### Use cases and capabilities

| | Calamu Data Harbor | Proofpoint Enterprise DLP |
|---|---|---|
| Ransomware Prevention | Yes | – |
| Data Breach | Yes | – |
| Data Exfiltration | Yes | – |
| Encryption | Yes | – |
| Anomaly Detection | Yes | – |
| S3 | Yes | – |
| Ransomware | Yes | – |
| Workload Security | Yes | – |
| Policy | – | Yes |

### Core features

**Calamu Data Harbor**

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

**Proofpoint Enterprise DLP**

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

### Integrations

**Calamu Data Harbor**

6 integrations listed. Sign in on the page to see them.

**Proofpoint Enterprise DLP**

12 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.

- [Calamu Data Harbor](https://cybersectools.com/tools/calamu-data-harbor) fits if you need both cloud and on-premises options.
- [Proofpoint Enterprise DLP](https://cybersectools.com/tools/proofpoint-enterprise-data-loss-prevention-dlp) fits if you want a cloud product.

## Calamu Data Harbor vs Proofpoint Enterprise DLP FAQ

Common questions when comparing Calamu Data Harbor vs Proofpoint Enterprise DLP for data loss prevention.

### What is the difference between Calamu Data Harbor and Proofpoint Enterprise DLP?

**Calamu Data Harbor**: Breach-proof data storage platform using fragmentation to prevent data theft. Built by Calamu.

**Proofpoint Enterprise DLP**: Enterprise DLP solution protecting data across email, cloud, and endpoints. Built by Proofpoint.

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

### Who makes Calamu Data Harbor and Proofpoint Enterprise DLP?

**Calamu Data Harbor** is made by Calamu. **Proofpoint Enterprise DLP** is made by Proofpoint. The vendor behind a product decides its roadmap, support, and longevity, so check each company's profile before you commit.

### Is Calamu Data Harbor a good alternative to Proofpoint Enterprise DLP?

Often, yes. Calamu Data Harbor and Proofpoint Enterprise DLP are both Data Loss Prevention products. Use the table above to see where features, deployment and company size fit differ.

## Related comparisons

- [Calamu Data Harbor vs SecureData](https://cybersectools.com/compare/calamu-data-harbor-vs-securedata)
- [Calamu Data Harbor vs Safetica DLP](https://cybersectools.com/compare/calamu-data-harbor-vs-safetica-dlp)
- [Calamu Data Harbor vs BlackFog ADX](https://cybersectools.com/compare/blackfog-adx-vs-calamu-data-harbor)
- [Proofpoint Enterprise DLP vs SecureData](https://cybersectools.com/compare/proofpoint-enterprise-data-loss-prevention-dlp-vs-securedata)
- [Proofpoint Enterprise DLP vs Safetica DLP](https://cybersectools.com/compare/proofpoint-enterprise-data-loss-prevention-dlp-vs-safetica-dlp)
- [Proofpoint Enterprise DLP vs BlackFog ADX](https://cybersectools.com/compare/blackfog-adx-vs-proofpoint-enterprise-data-loss-prevention-dlp)

## Alternatives to each

- [See all Calamu Data Harbor alternatives](https://cybersectools.com/alternatives/calamu-data-harbor)
- [See all Proofpoint Enterprise DLP alternatives](https://cybersectools.com/alternatives/proofpoint-enterprise-data-loss-prevention-dlp)

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Source: https://cybersectools.com/compare/calamu-data-harbor-vs-proofpoint-enterprise-data-loss-prevention-dlp

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

More on Calamu Data Harbor and Proofpoint Enterprise DLP: 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