# RsaCtfTool vs Webray RayBox: side-by-side comparison (2026)

[RsaCtfTool](https://cybersectools.com/tools/rsactftool) is a free [penetration testing](https://cybersectools.com/categories/pentesting-tools) solution. [Webray RayBox](https://cybersectools.com/tools/webray-raybox) is a commercial [penetration testing](https://cybersectools.com/categories/pentesting-tools) solution by [Webray (盛邦安全)](https://cybersectools.com/companies/webray). Features, integrations, deployment and the company behind each one, side by side.

## Side-by-side comparison

| | RsaCtfTool | Webray RayBox |
|---|---|---|
| Pricing model | Free | Commercial |
| Category | Penetration Testing | Penetration Testing |
| Verified | No | No |
| Deployment type | On-Premises | On-Premises |
| Company size fit | Startup, SMB | Mid-Market, Enterprise |
| GitHub stars | 6,830 | – |
| Last commit | Mar 2026 | – |
| Company | – | Webray (盛邦安全) |
| Headquarters | – | – |

### Use cases and capabilities

| | RsaCtfTool | Webray RayBox |
|---|---|---|
| CTF | Yes | – |
| Education | Yes | – |
| Penetration Testing Framework | – | Yes |
| Vulnerability Exploitation | – | Yes |
| Reconnaissance | – | Yes |
| Network Topology | – | Yes |
| Fingerprinting | – | Yes |
| Proof of Concept | – | Yes |
| Network Scanning | – | Yes |
| Red Team | – | Yes |
| IoT Security | – | Yes |
| SCADA | – | Yes |

### Core features

**RsaCtfTool**

No features listed.

**Webray RayBox**

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

### Integrations

**RsaCtfTool**

No integrations listed.

**Webray RayBox**

1 integration 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.

- [RsaCtfTool](https://cybersectools.com/tools/rsactftool) fits if you are a startup or a small business, you need a free product and you want an open-source product.
- [Webray RayBox](https://cybersectools.com/tools/webray-raybox) fits if you are a mid-market company or an enterprise.

## RsaCtfTool vs Webray RayBox FAQ

Common questions when comparing RsaCtfTool vs Webray RayBox for penetration testing.

### What is the difference between RsaCtfTool and Webray RayBox?

**RsaCtfTool**: A utility that attempts to decrypt data from weak RSA public keys and recover private keys using multiple integer factorization algorithms.

**Webray RayBox**: Automated penetration testing appliance covering recon-to-exploitation attack chain, built by Webray (盛邦安全).

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

### Who makes RsaCtfTool and Webray RayBox?

**RsaCtfTool** is open-source with 6,830 GitHub stars. **Webray RayBox** is made by Webray (盛邦安全). The vendor behind a product decides its roadmap, support, and longevity, so check each company's profile before you commit.

### Is RsaCtfTool a good alternative to Webray RayBox?

Often, yes. RsaCtfTool and Webray RayBox are both Penetration Testing products. Key differences: RsaCtfTool is Free while Webray RayBox is Commercial, RsaCtfTool is open-source. Use the table above to see where features, deployment and company size fit differ.

## Related comparisons

- [RsaCtfTool vs VinCSS Penetration Testing](https://cybersectools.com/compare/rsactftool-vs-vincss-penetration-testing)
- [RsaCtfTool vs JAG Cybersecurity Pentesting / Ethical Hacking](https://cybersectools.com/compare/jag-cybersecurity-pentesting-ethical-hacking-vs-rsactftool)
- [RsaCtfTool vs Nebula by BreachLine Labs](https://cybersectools.com/compare/breachline-nebula-vs-rsactftool)
- [Webray RayBox vs VinCSS Penetration Testing](https://cybersectools.com/compare/vincss-penetration-testing-vs-webray-raybox)
- [Webray RayBox vs JAG Cybersecurity Pentesting / Ethical Hacking](https://cybersectools.com/compare/jag-cybersecurity-pentesting-ethical-hacking-vs-webray-raybox)
- [Webray RayBox vs Nebula by BreachLine Labs](https://cybersectools.com/compare/breachline-nebula-vs-webray-raybox)

## Alternatives to each

- [See all RsaCtfTool alternatives](https://cybersectools.com/alternatives/rsactftool)
- [See all Webray RayBox alternatives](https://cybersectools.com/alternatives/webray-raybox)

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Source: https://cybersectools.com/compare/rsactftool-vs-webray-raybox

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

More on RsaCtfTool and Webray RayBox: 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