# SUDO_KILLER vs Webray RayScan: side-by-side comparison (2026)

[SUDO_KILLER](https://cybersectools.com/tools/sudokiller) is a free [penetration testing](https://cybersectools.com/categories/pentesting-tools) solution. [Webray RayScan](https://cybersectools.com/tools/webray-rayscan) is a commercial [vulnerability assessment](https://cybersectools.com/categories/vulnerability-assessment) 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

| | SUDO_KILLER | Webray RayScan |
|---|---|---|
| Pricing model | Free | Commercial |
| Category | Penetration Testing | Vulnerability Assessment |
| Verified | No | No |
| Deployment type | On-Premises | Hybrid |
| Company size fit | Mid-Market, Enterprise | SMB, Mid-Market, Enterprise |
| GitHub stars | 2,447 | – |
| Last commit | Mar 2026 | – |
| Company | – | Webray (盛邦安全) |
| Headquarters | – | – |

### Use cases and capabilities

| | SUDO_KILLER | Webray RayScan |
|---|---|---|
| Linux | Yes | – |
| Privilege Escalation | Yes | – |
| Vulnerability | – | Yes |
| Security Scanning | – | Yes |
| Web Scanning | – | Yes |
| CVE | – | Yes |
| OWASP | – | Yes |
| Database Security | – | Yes |
| Network Scanning | – | Yes |
| Brute Force | – | Yes |
| Network Discovery | – | Yes |

### Core features

**SUDO_KILLER**

No features listed.

**Webray RayScan**

9 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.

- [SUDO_KILLER](https://cybersectools.com/tools/sudokiller) fits if you need to run it on your own servers, you need a free product and you want an open-source product.
- [Webray RayScan](https://cybersectools.com/tools/webray-rayscan) fits if you need both cloud and on-premises options and you are a small business.

## SUDO_KILLER vs Webray RayScan FAQ

Common questions when comparing SUDO_KILLER vs Webray RayScan for penetration testing.

### What is the difference between SUDO_KILLER and Webray RayScan?

**SUDO_KILLER**: A tool for privilege escalation within Linux environments by targeting vulnerabilities in SUDO usage.

**Webray RayScan**: Integrated vulnerability scanner covering system, web, DB, baseline, and weak passwords, built by Webray (盛邦安全).

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

### Who makes SUDO_KILLER and Webray RayScan?

**SUDO_KILLER** is open-source with 2,447 GitHub stars. **Webray RayScan** 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 SUDO_KILLER a good alternative to Webray RayScan?

In part. SUDO_KILLER and Webray RayScan are not in the same category on CybersecTools. Key differences: SUDO_KILLER is Free while Webray RayScan is Commercial, SUDO_KILLER is open-source. Use the table above to see where features, deployment and company size fit differ.

## Related comparisons

- [SUDO_KILLER vs PT Dephaze](https://cybersectools.com/compare/pt-dephaze-vs-sudokiller)
- [SUDO_KILLER vs FalconTech AI Pen Testing Agent](https://cybersectools.com/compare/falcontech-ai-pen-testing-agent-vs-sudokiller)
- [SUDO_KILLER vs HackerHub8 VAPT](https://cybersectools.com/compare/hackerhub8-vapt-vs-sudokiller)
- [Webray RayScan vs PT Dephaze](https://cybersectools.com/compare/pt-dephaze-vs-webray-rayscan)
- [Webray RayScan vs FalconTech AI Pen Testing Agent](https://cybersectools.com/compare/falcontech-ai-pen-testing-agent-vs-webray-rayscan)
- [Webray RayScan vs HackerHub8 VAPT](https://cybersectools.com/compare/hackerhub8-vapt-vs-webray-rayscan)

## Alternatives to each

- [See all SUDO_KILLER alternatives](https://cybersectools.com/alternatives/sudokiller)
- [See all Webray RayScan alternatives](https://cybersectools.com/alternatives/webray-rayscan)

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Source: https://cybersectools.com/compare/sudokiller-vs-webray-rayscan

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

More on SUDO_KILLER and Webray RayScan: 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