# HAProxy One vs Source Defense How it works: side-by-side comparison (2026)

[HAProxy One](https://cybersectools.com/tools/haproxy-one) is a commercial [web application firewall](https://cybersectools.com/categories/web-application-firewall) solution by [HAProxy Technologies](https://cybersectools.com/companies/haproxy-technologies). [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.

## Side-by-side comparison

| | HAProxy One | Source Defense How it works |
|---|---|---|
| Pricing model | Commercial | Commercial |
| Category | Web Application Firewall | Runtime Application Self-Protection |
| Verified | No | No |
| Deployment type | Hybrid | Cloud |
| Company size fit | Mid-Market, Enterprise | SMB, Mid-Market, Enterprise |
| Company | HAProxy Technologies | Source Defense |
| Headquarters | – | – |

### Use cases and capabilities

| | HAProxy One | Source Defense How it works |
|---|---|---|
| WAF | Yes | – |
| DDoS | Yes | – |
| Bot Protection | Yes | – |
| SSL | Yes | – |
| TLS | Yes | – |
| Kubernetes | Yes | – |
| Traffic Filtering | Yes | – |
| Observability | Yes | – |
| Web Security | – | Yes |
| Sandbox | – | Yes |
| Browser Security | – | Yes |

### Core features

**HAProxy One**

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

**HAProxy One**

3 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.

- [HAProxy One](https://cybersectools.com/tools/haproxy-one) fits if you need both cloud and on-premises options.
- [Source Defense How it works](https://cybersectools.com/tools/source-defense-how-it-works) fits if you want a cloud product and you are a small business.

## HAProxy One vs Source Defense How it works FAQ

Common questions when comparing HAProxy One vs Source Defense How it works for web application firewall.

### What is the difference between HAProxy One and Source Defense How it works?

**HAProxy One**: Unified app delivery platform with load balancing, WAF, DDoS, and bot protection, built by HAProxy Technologies.

**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 HAProxy One and Source Defense How it works?

**HAProxy One** is made by HAProxy Technologies. **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 HAProxy One a good alternative to Source Defense How it works?

In part. HAProxy One 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

- [HAProxy One vs HAPEE AWS](https://cybersectools.com/compare/hapee-aws-vs-haproxy-one)
- [HAProxy One vs HAProxy Edge](https://cybersectools.com/compare/haproxy-edge-vs-haproxy-one)
- [HAProxy One vs Sucuri Website Firewall](https://cybersectools.com/compare/haproxy-one-vs-sucuri-website-firewall)
- [Source Defense How it works vs HAPEE AWS](https://cybersectools.com/compare/hapee-aws-vs-source-defense-how-it-works)
- [Source Defense How it works vs HAProxy Edge](https://cybersectools.com/compare/haproxy-edge-vs-source-defense-how-it-works)
- [Source Defense How it works vs Sucuri Website Firewall](https://cybersectools.com/compare/source-defense-how-it-works-vs-sucuri-website-firewall)

## Alternatives to each

- [See all HAProxy One alternatives](https://cybersectools.com/alternatives/haproxy-one)
- [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/haproxy-one-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/haproxy-one.md). Every CybersecTools shortlist is listed at https://cybersectools.com/shortlists.md.

More on HAProxy One 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