# GREYCORTEX Mendel OT vs Trapezoid FIVE: side-by-side comparison (2026)

[GREYCORTEX Mendel OT](https://cybersectools.com/tools/greycortex-mendel-ot) is a commercial [industrial control system security](https://cybersectools.com/categories/ics-security) solution by [GREYCORTEX](https://cybersectools.com/companies/greycortex). [Trapezoid FIVE](https://cybersectools.com/tools/trapezoid-five) is a commercial [firmware & embedded security](https://cybersectools.com/categories/firmware-embedded-security) solution by [Trapezoid](https://cybersectools.com/companies/trapezoid). Features, integrations, deployment and the company behind each one, side by side.

## Side-by-side comparison

| | GREYCORTEX Mendel OT | Trapezoid FIVE |
|---|---|---|
| Pricing model | Commercial | Commercial |
| Category | Industrial Control System Security | Firmware & Embedded Security |
| Verified | No | No |
| Deployment type | On-Premises | On-Premises |
| Company size fit | SMB, Mid-Market, Enterprise | Mid-Market, Enterprise |
| Company | GREYCORTEX | Trapezoid |
| Headquarters | – | – |

### Use cases and capabilities

| | GREYCORTEX Mendel OT | Trapezoid FIVE |
|---|---|---|
| SCADA | Yes | Yes |
| Critical Infrastructure | Yes | Yes |
| Anomaly Detection | Yes | Yes |
| Network Monitoring | Yes | – |
| Network Visibility | Yes | – |
| Vulnerability | Yes | Yes |
| PLC | Yes | – |
| Network Discovery | Yes | – |
| Misconfiguration | Yes | – |
| Attack Detection | Yes | – |
| Firmware Analysis | – | Yes |
| Hardware Security | – | Yes |
| IOC | – | Yes |
| MITRE ATT&CK | – | Yes |
| IoT Security | – | Yes |
| Evidence Collection | – | Yes |

### Core features

**GREYCORTEX Mendel OT**

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

**Trapezoid FIVE**

8 features 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.

- [GREYCORTEX Mendel OT](https://cybersectools.com/tools/greycortex-mendel-ot) fits if you are a small business.

## GREYCORTEX Mendel OT vs Trapezoid FIVE FAQ

Common questions when comparing GREYCORTEX Mendel OT vs Trapezoid FIVE for industrial control system security.

### What is the difference between GREYCORTEX Mendel OT and Trapezoid FIVE?

**GREYCORTEX Mendel OT**: IDS for ICS/SCADA networks using deep packet inspection and AI-based anomaly detection. Built by GREYCORTEX.

**Trapezoid FIVE**: Firmware integrity monitoring platform detecting IoCs below the OS layer. Built by Trapezoid.

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

### Who makes GREYCORTEX Mendel OT and Trapezoid FIVE?

**GREYCORTEX Mendel OT** is made by GREYCORTEX. **Trapezoid FIVE** is made by Trapezoid. The vendor behind a product decides its roadmap, support, and longevity, so check each company's profile before you commit.

### Is GREYCORTEX Mendel OT a good alternative to Trapezoid FIVE?

In part. GREYCORTEX Mendel OT and Trapezoid FIVE are not in the same category on CybersecTools. Both cover Anomaly Detection, Vulnerability, Critical Infrastructure. Use the table above to see where features, deployment and company size fit differ.

## Related comparisons

- [GREYCORTEX Mendel OT vs FlintX OT Security Platform](https://cybersectools.com/compare/flintx-ot-security-platform-vs-greycortex-mendel-ot)
- [GREYCORTEX Mendel OT vs ICsec SCADvance XP](https://cybersectools.com/compare/greycortex-mendel-ot-vs-icsec-scadvance-xp)
- [GREYCORTEX Mendel OT vs DERSec Platform](https://cybersectools.com/compare/dersec-platform-vs-greycortex-mendel-ot)
- [Trapezoid FIVE vs FlintX OT Security Platform](https://cybersectools.com/compare/flintx-ot-security-platform-vs-trapezoid-five)
- [Trapezoid FIVE vs ICsec SCADvance XP](https://cybersectools.com/compare/icsec-scadvance-xp-vs-trapezoid-five)
- [Trapezoid FIVE vs DERSec Platform](https://cybersectools.com/compare/dersec-platform-vs-trapezoid-five)

## Alternatives to each

- [See all GREYCORTEX Mendel OT alternatives](https://cybersectools.com/alternatives/greycortex-mendel-ot)
- [See all Trapezoid FIVE alternatives](https://cybersectools.com/alternatives/trapezoid-five)

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Source: https://cybersectools.com/compare/greycortex-mendel-ot-vs-trapezoid-five

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

More on GREYCORTEX Mendel OT and Trapezoid FIVE: 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