# Calamu Data Harbor vs Zscaler Unified 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). [Zscaler Unified DLP](https://cybersectools.com/tools/zscaler-unified-dlp) is a commercial [data loss prevention](https://cybersectools.com/categories/dlp) solution by [Zscaler](https://cybersectools.com/companies/zscaler). Features, integrations, deployment and the company behind each one, side by side.

## Our take

What our shortlists say about the one we picked.

### [Zscaler Unified DLP](https://cybersectools.com/tools/zscaler-unified-dlp)

Best for: Zscaler SSE customers who want DLP enforced inline in the cloud

Zscaler Unified DLP fits SMB through enterprise and is cloud-delivered. It belongs on the shortlist of any organization already routing traffic through Zscaler; for others, the decision is bound up with the SSE choice rather than DLP alone.

From [Best Data Protection Solutions for Business](https://cybersectools.com/shortlists/best-data-protection-solutions), Fall 2026.

Reviewed by [Nika (Nikoloz) Kokhreidze](https://cybersectools.com/about).

## Side-by-side comparison

| | Calamu Data Harbor | Zscaler Unified 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 | Zscaler |
| Headquarters | – | – |

### Use cases and capabilities

| | Calamu Data Harbor | Zscaler Unified DLP |
|---|---|---|
| Ransomware Prevention | Yes | – |
| Data Breach | Yes | – |
| Data Exfiltration | Yes | – |
| Encryption | Yes | – |
| Anomaly Detection | Yes | – |
| S3 | Yes | – |
| Ransomware | Yes | – |
| Workload Security | Yes | – |
| TLS | – | Yes |

### Core features

**Calamu Data Harbor**

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

**Zscaler Unified 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.

**Zscaler Unified DLP**

No integrations listed.

## 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.
- [Zscaler Unified DLP](https://cybersectools.com/tools/zscaler-unified-dlp) fits if you want a cloud product.

## Calamu Data Harbor vs Zscaler Unified DLP FAQ

Common questions when comparing Calamu Data Harbor vs Zscaler Unified DLP for data loss prevention.

### What is the difference between Calamu Data Harbor and Zscaler Unified DLP?

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

**Zscaler Unified DLP**: Cloud-based DLP solution for web, email, endpoint, SaaS, and private apps. Built by Zscaler.

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

### Who makes Calamu Data Harbor and Zscaler Unified DLP?

**Calamu Data Harbor** is made by Calamu. **Zscaler Unified DLP** is made by Zscaler. 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 Zscaler Unified DLP?

Often, yes. Calamu Data Harbor and Zscaler Unified 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)
- [Zscaler Unified DLP vs SecureData](https://cybersectools.com/compare/securedata-vs-zscaler-unified-dlp)
- [Zscaler Unified DLP vs Safetica DLP](https://cybersectools.com/compare/safetica-dlp-vs-zscaler-unified-dlp)
- [Zscaler Unified DLP vs BlackFog ADX](https://cybersectools.com/compare/blackfog-adx-vs-zscaler-unified-dlp)

## Alternatives to each

- [See all Calamu Data Harbor alternatives](https://cybersectools.com/alternatives/calamu-data-harbor)
- [See all Zscaler Unified DLP alternatives](https://cybersectools.com/alternatives/zscaler-unified-dlp)

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Source: https://cybersectools.com/compare/calamu-data-harbor-vs-zscaler-unified-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 Zscaler Unified 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