# CYSEC ARCA Trusted OS for Clouds vs Stoffel: side-by-side comparison (2026)

[CYSEC ARCA Trusted OS for Clouds](https://cybersectools.com/tools/cysec-arca-trusted-os-for-clouds) is a commercial [confidential computing](https://cybersectools.com/categories/confidential-computing) solution by [CYSEC](https://cybersectools.com/companies/cysec). [Stoffel](https://cybersectools.com/tools/stoffel) is a commercial [confidential computing](https://cybersectools.com/categories/confidential-computing) solution by [Stoffel](https://cybersectools.com/companies/stoffel). Features, integrations, deployment and the company behind each one, side by side.

## Side-by-side comparison

| | CYSEC ARCA Trusted OS for Clouds | Stoffel |
|---|---|---|
| Pricing model | Commercial | Commercial |
| Category | Confidential Computing | Confidential Computing |
| Verified | No | No |
| Deployment type | Hybrid | On-Premises |
| Company size fit | Mid-Market, Enterprise | Mid-Market, Enterprise |
| Company | CYSEC | Stoffel |
| Headquarters | – | – |

### Use cases and capabilities

| | CYSEC ARCA Trusted OS for Clouds | Stoffel |
|---|---|---|
| Virtual Machine | Yes | – |
| Secure Boot | Yes | – |
| Hardware Security | Yes | – |
| Workload Security | Yes | – |
| Cloud Native | – | Yes |
| Open Source | – | Yes |
| SDK | – | Yes |

### Core features

**CYSEC ARCA Trusted OS for Clouds**

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

**Stoffel**

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

### Integrations

**CYSEC ARCA Trusted OS for Clouds**

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

**Stoffel**

No integrations listed.

## Which one fits you

Based on what each listing shows: deployment, company size, price and open source.

- [CYSEC ARCA Trusted OS for Clouds](https://cybersectools.com/tools/cysec-arca-trusted-os-for-clouds) fits if you need both cloud and on-premises options.
- [Stoffel](https://cybersectools.com/tools/stoffel) fits if you need to run it on your own servers.

## CYSEC ARCA Trusted OS for Clouds vs Stoffel FAQ

Common questions when comparing CYSEC ARCA Trusted OS for Clouds vs Stoffel for confidential computing.

### What is the difference between CYSEC ARCA Trusted OS for Clouds and Stoffel?

**CYSEC ARCA Trusted OS for Clouds**: Hardened OS providing trusted execution environment for VMs in clouds, built by CYSEC.

**Stoffel**: Privacy-first app dev platform using MPC to compute on encrypted data, built by Stoffel.

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

### Who makes CYSEC ARCA Trusted OS for Clouds and Stoffel?

**CYSEC ARCA Trusted OS for Clouds** is made by CYSEC. **Stoffel** is made by Stoffel. The vendor behind a product decides its roadmap, support, and longevity, so check each company's profile before you commit.

### Is CYSEC ARCA Trusted OS for Clouds a good alternative to Stoffel?

Often, yes. CYSEC ARCA Trusted OS for Clouds and Stoffel are both Confidential Computing products. Use the table above to see where features, deployment and company size fit differ.

## Related comparisons

- [CYSEC ARCA Trusted OS for Clouds vs enclaive Buckypaper CVMs](https://cybersectools.com/compare/cysec-arca-trusted-os-for-clouds-vs-enclaive-buckypaper-cvms)
- [CYSEC ARCA Trusted OS for Clouds vs Modelyo Sovereign Cloud](https://cybersectools.com/compare/cysec-arca-trusted-os-for-clouds-vs-modelyo-cloud)
- [CYSEC ARCA Trusted OS for Clouds vs Niobium The Fog](https://cybersectools.com/compare/cysec-arca-trusted-os-for-clouds-vs-niobium-the-fog)
- [Stoffel vs enclaive Buckypaper CVMs](https://cybersectools.com/compare/enclaive-buckypaper-cvms-vs-stoffel)
- [Stoffel vs Modelyo Sovereign Cloud](https://cybersectools.com/compare/modelyo-cloud-vs-stoffel)
- [Stoffel vs Niobium The Fog](https://cybersectools.com/compare/niobium-the-fog-vs-stoffel)

## Alternatives to each

- [See all CYSEC ARCA Trusted OS for Clouds alternatives](https://cybersectools.com/alternatives/cysec-arca-trusted-os-for-clouds)
- [See all Stoffel alternatives](https://cybersectools.com/alternatives/stoffel)

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Source: https://cybersectools.com/compare/cysec-arca-trusted-os-for-clouds-vs-stoffel

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

More on CYSEC ARCA Trusted OS for Clouds and Stoffel: 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