# Intruder Web Application Scanning vs Source Defense How it works: side-by-side comparison (2026)

[Intruder Web Application Scanning](https://cybersectools.com/tools/intruder-web-application-scanning) is a commercial [dynamic application security testing](https://cybersectools.com/categories/dast) solution by [Intruder](https://cybersectools.com/companies/intruder). [Source Defense How it works](https://cybersectools.com/tools/source-defense-how-it-works) is a commercial [runtime application self-protection](https://cybersectools.com/categories/rasp) solution by [Source Defense](https://cybersectools.com/companies/source-defense). Features, integrations, deployment and the company behind each one, side by side.

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## Side-by-side comparison

| | Intruder Web Application Scanning | Source Defense How it works |
|---|---|---|
| Pricing model | Commercial | Commercial |
| Category | Dynamic Application Security Testing | Runtime Application Self-Protection |
| Verified | No | No |
| Deployment type | Cloud | Cloud |
| Company size fit | Startup, SMB, Mid-Market, Enterprise | SMB, Mid-Market, Enterprise |
| Company | Intruder | Source Defense |
| Headquarters | – | – |

### Use cases and capabilities

| | Intruder Web Application Scanning | Source Defense How it works |
|---|---|---|
| DAST | Yes | – |
| OWASP | Yes | – |
| SQL Injection | Yes | – |
| XSS | Yes | – |
| WAF | Yes | – |
| Web Security | – | Yes |
| Sandbox | – | Yes |
| Browser Security | – | Yes |

### Core features

**Intruder Web Application Scanning**

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

**Source Defense How it works**

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

### Integrations

**Intruder Web Application Scanning**

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

**Source Defense How it works**

No integrations listed.

## Which one fits you

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

- [Intruder Web Application Scanning](https://cybersectools.com/tools/intruder-web-application-scanning) fits if you are a startup.

## Intruder Web Application Scanning vs Source Defense How it works FAQ

Common questions when comparing Intruder Web Application Scanning vs Source Defense How it works for dynamic application security testing.

### What is the difference between Intruder Web Application Scanning and Source Defense How it works?

**Intruder Web Application Scanning**: DAST tool for scanning web apps and APIs for OWASP Top 10 vulnerabilities. Built by Intruder.

**Source Defense How it works**: Client-side security for websites against 3rd party vendor attacks. Built by Source Defense.

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

### Who makes Intruder Web Application Scanning and Source Defense How it works?

**Intruder Web Application Scanning** is made by Intruder. **Source Defense How it works** is made by Source Defense. The vendor behind a product decides its roadmap, support, and longevity, so check each company's profile before you commit.

### Is Intruder Web Application Scanning a good alternative to Source Defense How it works?

In part. Intruder Web Application Scanning and Source Defense How it works are not in the same category on CybersecTools. Use the table above to see where features, deployment and company size fit differ.

## Related comparisons

- [Intruder Web Application Scanning vs Halo Security Application Scanning](https://cybersectools.com/compare/halo-security-application-scanning-vs-intruder-web-application-scanning)
- [Intruder Web Application Scanning vs VulnSign Dynamic Application Security Testing](https://cybersectools.com/compare/intruder-web-application-scanning-vs-vulnsign-dynamic-application-security-testing)
- [Intruder Web Application Scanning vs AppCheck SPA Scanner](https://cybersectools.com/compare/appcheck-spa-scanner-vs-intruder-web-application-scanning)
- [Source Defense How it works vs Halo Security Application Scanning](https://cybersectools.com/compare/halo-security-application-scanning-vs-source-defense-how-it-works)
- [Source Defense How it works vs VulnSign Dynamic Application Security Testing](https://cybersectools.com/compare/source-defense-how-it-works-vs-vulnsign-dynamic-application-security-testing)
- [Source Defense How it works vs AppCheck SPA Scanner](https://cybersectools.com/compare/appcheck-spa-scanner-vs-source-defense-how-it-works)

## Alternatives to each

- [See all Intruder Web Application Scanning alternatives](https://cybersectools.com/alternatives/intruder-web-application-scanning)
- [See all Source Defense How it works alternatives](https://cybersectools.com/alternatives/source-defense-how-it-works)

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Source: https://cybersectools.com/compare/intruder-web-application-scanning-vs-source-defense-how-it-works

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

More on Intruder Web Application Scanning and Source Defense How it works: 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