# MoreSec STAC vs Prime Security Platform: side-by-side comparison (2026)

[MoreSec STAC](https://cybersectools.com/tools/moresec-stac) is a commercial [threat modeling](https://cybersectools.com/categories/threat-modeling) solution by [默安科技 (MoreSec)](https://cybersectools.com/companies/moresec). [Prime Security Platform](https://cybersectools.com/tools/prime-security-platform) is a commercial [threat modeling](https://cybersectools.com/categories/threat-modeling) solution by [Prime Security](https://cybersectools.com/companies/prime-security). Features, integrations, deployment and the company behind each one, side by side.

## Side-by-side comparison

| | MoreSec STAC | Prime Security Platform |
|---|---|---|
| Pricing model | Commercial | Commercial |
| Category | Threat Modeling | Threat Modeling |
| Verified | No | No |
| Deployment type | Cloud | Cloud |
| Company size fit | SMB, Mid-Market, Enterprise | SMB, Mid-Market, Enterprise |
| Company | 默安科技 (MoreSec) | Prime Security |
| Headquarters | – | – |

### Use cases and capabilities

| | MoreSec STAC | Prime Security Platform |
|---|---|---|
| Threat Modeling | Yes | – |
| DevSecOps | Yes | Yes |
| RAG | Yes | – |
| Generative AI | Yes | – |
| Secure Development | Yes | – |
| Security Architecture | Yes | – |
| Vulnerability | Yes | – |
| Documentation | Yes | – |
| Workflow | Yes | Yes |
| Security Compliance Training | Yes | – |
| Threat Analysis | – | Yes |
| Policy | – | Yes |
| Attack Paths | – | Yes |

### Core features

**MoreSec STAC**

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

**Prime Security Platform**

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

### Integrations

**MoreSec STAC**

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

**Prime Security Platform**

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

## MoreSec STAC vs Prime Security Platform FAQ

Common questions when comparing MoreSec STAC vs Prime Security Platform for threat modeling.

### What is the difference between MoreSec STAC and Prime Security Platform?

**MoreSec STAC**: AI/RAG-based threat modeling tool for requirements and design stages of SDL, built by 默安科技 (MoreSec).

**Prime Security Platform**: AI-driven platform for automated security design reviews and risk analysis, built by Prime Security.

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

### Who makes MoreSec STAC and Prime Security Platform?

**MoreSec STAC** is made by 默安科技 (MoreSec). **Prime Security Platform** is made by Prime Security. The vendor behind a product decides its roadmap, support, and longevity, so check each company's profile before you commit.

### Is MoreSec STAC a good alternative to Prime Security Platform?

Often, yes. MoreSec STAC and Prime Security Platform are both Threat Modeling products, and both cover DevSecOps, Workflow. Use the table above to see where features, deployment and company size fit differ.

## Related comparisons

- [MoreSec STAC vs DevArmor Continuous Threat Modeling](https://cybersectools.com/compare/devarmor-continuous-threat-modeling-vs-moresec-stac)
- [MoreSec STAC vs Atsign AI Architect](https://cybersectools.com/compare/atsign-ai-architect-vs-moresec-stac)
- [MoreSec STAC vs ArgusEye](https://cybersectools.com/compare/arguseye-vs-moresec-stac)
- [Prime Security Platform vs DevArmor Continuous Threat Modeling](https://cybersectools.com/compare/devarmor-continuous-threat-modeling-vs-prime-security-platform)
- [Prime Security Platform vs Atsign AI Architect](https://cybersectools.com/compare/atsign-ai-architect-vs-prime-security-platform)
- [Prime Security Platform vs ArgusEye](https://cybersectools.com/compare/arguseye-vs-prime-security-platform)

## Alternatives to each

- [See all MoreSec STAC alternatives](https://cybersectools.com/alternatives/moresec-stac)
- [See all Prime Security Platform alternatives](https://cybersectools.com/alternatives/prime-security-platform)

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Source: https://cybersectools.com/compare/moresec-stac-vs-prime-security-platform

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

More on MoreSec STAC and Prime Security Platform: 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