# DataLocker vs Nightfall Nyx: side-by-side comparison (2026)

[DataLocker](https://cybersectools.com/tools/datalocker) is a commercial [data loss prevention](https://cybersectools.com/categories/dlp) solution by [DataLocker](https://cybersectools.com/companies/datalocker). [Nightfall Nyx](https://cybersectools.com/tools/nightfall-nyx) is a commercial [data loss prevention](https://cybersectools.com/categories/dlp) solution by [Nightfall AI](https://cybersectools.com/companies/nightfall-ai). Features, integrations, deployment and the company behind each one, side by side.

## Side-by-side comparison

| | DataLocker | Nightfall Nyx |
|---|---|---|
| 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 | DataLocker | Nightfall AI |
| Headquarters | – | – |

### Use cases and capabilities

| | DataLocker | Nightfall Nyx |
|---|---|---|
| Encryption | Yes | – |
| USB Security | Yes | – |
| USB | Yes | – |
| Hardware Security | Yes | – |
| Key Management | Yes | – |
| Policy | Yes | – |
| Sensitive Data | Yes | – |
| BYOD | Yes | – |
| Active Directory | Yes | – |
| PCI DSS | Yes | – |
| Data Exfiltration | – | Yes |

### Core features

**DataLocker**

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

**Nightfall Nyx**

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

### Integrations

**DataLocker**

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

**Nightfall Nyx**

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.

- [DataLocker](https://cybersectools.com/tools/datalocker) fits if you need both cloud and on-premises options.
- [Nightfall Nyx](https://cybersectools.com/tools/nightfall-nyx) fits if you want a cloud product.

## DataLocker vs Nightfall Nyx FAQ

Common questions when comparing DataLocker vs Nightfall Nyx for data loss prevention.

### What is the difference between DataLocker and Nightfall Nyx?

**DataLocker**: Encrypted USB drives and endpoint storage management platform. Built by DataLocker.

**Nightfall Nyx**: AI-powered DLP analyst that investigates incidents and reduces data exposure risk. Built by Nightfall AI.

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

### Who makes DataLocker and Nightfall Nyx?

**DataLocker** is made by DataLocker. **Nightfall Nyx** is made by Nightfall AI. The vendor behind a product decides its roadmap, support, and longevity, so check each company's profile before you commit.

### Is DataLocker a good alternative to Nightfall Nyx?

Often, yes. DataLocker and Nightfall Nyx are both Data Loss Prevention products. Use the table above to see where features, deployment and company size fit differ.

## Related comparisons

- [DataLocker vs SecureData](https://cybersectools.com/compare/datalocker-vs-securedata)
- [DataLocker vs Safetica DLP](https://cybersectools.com/compare/datalocker-vs-safetica-dlp)
- [DataLocker vs CyStack Endpoint](https://cybersectools.com/compare/cystack-endpoint-vs-datalocker)
- [Nightfall Nyx vs SecureData](https://cybersectools.com/compare/nightfall-nyx-vs-securedata)
- [Nightfall Nyx vs Safetica DLP](https://cybersectools.com/compare/nightfall-nyx-vs-safetica-dlp)
- [Nightfall Nyx vs CyStack Endpoint](https://cybersectools.com/compare/cystack-endpoint-vs-nightfall-nyx)

## Alternatives to each

- [See all DataLocker alternatives](https://cybersectools.com/alternatives/datalocker)
- [See all Nightfall Nyx alternatives](https://cybersectools.com/alternatives/nightfall-nyx)

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Source: https://cybersectools.com/compare/datalocker-vs-nightfall-nyx

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

More on DataLocker and Nightfall Nyx: 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