# Lightbeam Data Identity Graph vs Theodosian: side-by-side comparison (2026)

[Lightbeam Data Identity Graph](https://cybersectools.com/tools/lightbeam-data-identity-graph) is a commercial [data security posture management](https://cybersectools.com/categories/dspm) solution by [Lightbeam](https://cybersectools.com/companies/lightbeam). [Theodosian](https://cybersectools.com/tools/theodosian) is a commercial [data loss prevention](https://cybersectools.com/categories/dlp) solution by [Theodosian](https://cybersectools.com/companies/theodosian). Features, integrations, deployment and the company behind each one, side by side.

## Side-by-side comparison

| | Lightbeam Data Identity Graph | Theodosian |
|---|---|---|
| Pricing model | Commercial | Commercial |
| Category | Data Security Posture Management | Data Loss Prevention |
| Verified | No | No |
| Deployment type | Hybrid | Hybrid |
| Company size fit | SMB, Mid-Market, Enterprise | Startup, SMB, Mid-Market, Enterprise |
| Company | Lightbeam | Theodosian |
| Headquarters | – | – |

### Use cases and capabilities

| | Lightbeam Data Identity Graph | Theodosian |
|---|---|---|
| Natural Language Processing | Yes | – |
| File Analysis | – | Yes |

### Core features

**Lightbeam Data Identity Graph**

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

**Theodosian**

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

### Integrations

**Lightbeam Data Identity Graph**

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

**Theodosian**

4 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.

- [Theodosian](https://cybersectools.com/tools/theodosian) fits if you are a startup.

## Lightbeam Data Identity Graph vs Theodosian FAQ

Common questions when comparing Lightbeam Data Identity Graph vs Theodosian for data security posture management.

### What is the difference between Lightbeam Data Identity Graph and Theodosian?

**Lightbeam Data Identity Graph**: AI-powered data identity graph linking sensitive data to identities & access. Built by Lightbeam.

**Theodosian**: File-level encryption and access control for data-centric security. Built by Theodosian.

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

### Who makes Lightbeam Data Identity Graph and Theodosian?

**Lightbeam Data Identity Graph** is made by Lightbeam. **Theodosian** is made by Theodosian. The vendor behind a product decides its roadmap, support, and longevity, so check each company's profile before you commit.

### Is Lightbeam Data Identity Graph a good alternative to Theodosian?

In part. Lightbeam Data Identity Graph and Theodosian are not in the same category on CybersecTools. Use the table above to see where features, deployment and company size fit differ.

## Related comparisons

- [Lightbeam Data Identity Graph vs Teleskope Kosmo](https://cybersectools.com/compare/lightbeam-data-identity-graph-vs-teleskope-data-subject-rights-request-automation)
- [Lightbeam Data Identity Graph vs Lightbeam Protect the Human Behind the Data](https://cybersectools.com/compare/lightbeam-data-identity-graph-vs-lightbeam-protect-the-human-behind-the-data)
- [Lightbeam Data Identity Graph vs Reco Data Exposure Management](https://cybersectools.com/compare/lightbeam-data-identity-graph-vs-reco-data-exposure-management)
- [Theodosian vs Teleskope Kosmo](https://cybersectools.com/compare/teleskope-data-subject-rights-request-automation-vs-theodosian)
- [Theodosian vs Lightbeam Protect the Human Behind the Data](https://cybersectools.com/compare/lightbeam-protect-the-human-behind-the-data-vs-theodosian)
- [Theodosian vs Reco Data Exposure Management](https://cybersectools.com/compare/reco-data-exposure-management-vs-theodosian)

## Alternatives to each

- [See all Lightbeam Data Identity Graph alternatives](https://cybersectools.com/alternatives/lightbeam-data-identity-graph)
- [See all Theodosian alternatives](https://cybersectools.com/alternatives/theodosian)

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Source: https://cybersectools.com/compare/lightbeam-data-identity-graph-vs-theodosian

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

More on Lightbeam Data Identity Graph and Theodosian: 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