# FourCore ATTACK vs Red Team Automation (RTA): side-by-side comparison (2026)

[FourCore ATTACK](https://cybersectools.com/tools/fourcore-attack) is a commercial [breach & attack simulation](https://cybersectools.com/categories/threat-simulation) solution by [FourCore](https://cybersectools.com/companies/fourcore). [Red Team Automation (RTA)](https://cybersectools.com/tools/red-team-automation-rta) is a free [breach & attack simulation](https://cybersectools.com/categories/threat-simulation) solution. Features, integrations, deployment and the company behind each one, side by side.

## Side-by-side comparison

| | FourCore ATTACK | Red Team Automation (RTA) |
|---|---|---|
| Pricing model | Commercial | Free |
| Category | Breach & Attack Simulation | Breach & Attack Simulation |
| Verified | No | No |
| Deployment type | Cloud | On-Premises |
| Company size fit | Mid-Market, Enterprise | Mid-Market, Enterprise |
| GitHub stars | – | 1,090 |
| Last commit | – | Aug 2018 |
| Company | FourCore | – |
| Headquarters | – | – |

### Use cases and capabilities

| | FourCore ATTACK | Red Team Automation (RTA) |
|---|---|---|
| Security Validation | Yes | – |
| Attack Paths | Yes | – |
| MITRE ATT&CK | Yes | Yes |
| Red Team | Yes | Yes |
| Blue Team | – | Yes |

## Which one fits you

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

- [FourCore ATTACK](https://cybersectools.com/tools/fourcore-attack) fits if you want a cloud product.
- [Red Team Automation (RTA)](https://cybersectools.com/tools/red-team-automation-rta) fits if you need to run it on your own servers, you need a free product and you want an open-source product.

## FourCore ATTACK vs Red Team Automation (RTA) FAQ

Common questions when comparing FourCore ATTACK vs Red Team Automation (RTA) for breach & attack simulation.

### What is the difference between FourCore ATTACK and Red Team Automation (RTA)?

**FourCore ATTACK**: FourCore ATTACK is an adversary emulation platform to manage cyber risk with evidence. Built by FourCore.

**Red Team Automation (RTA)**: A Python-based framework that generates evidence of MITRE ATT&CK tactics to help blue teams test their detection capabilities against simulated malicious activities.

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

### Who makes FourCore ATTACK and Red Team Automation (RTA)?

**FourCore ATTACK** is made by FourCore. **Red Team Automation (RTA)** is open-source with 1,090 GitHub stars. The vendor behind a product decides its roadmap, support, and longevity, so check each company's profile before you commit.

### Is FourCore ATTACK a good alternative to Red Team Automation (RTA)?

Often, yes. FourCore ATTACK and Red Team Automation (RTA) are both Breach & Attack Simulation products, and both cover Red Team, MITRE ATT&CK. Key differences: FourCore ATTACK is Commercial while Red Team Automation (RTA) is Free, Red Team Automation (RTA) is open-source. Use the table above to see where features, deployment and company size fit differ.

## Related comparisons

- [FourCore ATTACK vs SafeBreach Exposure Validation Platform](https://cybersectools.com/compare/fourcore-attack-vs-safebreach-exposure-validation-platform)
- [FourCore ATTACK vs NetSPI Detective Controls Testing](https://cybersectools.com/compare/fourcore-attack-vs-netspi-detective-controls-testing)
- [FourCore ATTACK vs SCYTHE Managed BAS Service](https://cybersectools.com/compare/fourcore-attack-vs-scythe-managed-bas-service)
- [Red Team Automation (RTA) vs SafeBreach Exposure Validation Platform](https://cybersectools.com/compare/red-team-automation-rta-vs-safebreach-exposure-validation-platform)
- [Red Team Automation (RTA) vs NetSPI Detective Controls Testing](https://cybersectools.com/compare/netspi-detective-controls-testing-vs-red-team-automation-rta)
- [Red Team Automation (RTA) vs SCYTHE Managed BAS Service](https://cybersectools.com/compare/red-team-automation-rta-vs-scythe-managed-bas-service)

## Alternatives to each

- [See all FourCore ATTACK alternatives](https://cybersectools.com/alternatives/fourcore-attack)
- [See all Red Team Automation (RTA) alternatives](https://cybersectools.com/alternatives/red-team-automation-rta)

---

Source: https://cybersectools.com/compare/fourcore-attack-vs-red-team-automation-rta

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

More on FourCore ATTACK and Red Team Automation (RTA): 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