# Contrast ContrastProtect vs c/side: side-by-side comparison (2026)

[Contrast ContrastProtect](https://cybersectools.com/tools/contrast-contrastprotect) is a commercial [runtime application self-protection](https://cybersectools.com/categories/rasp) solution by [Contrast Security](https://cybersectools.com/companies/contrast-security). [c/side](https://cybersectools.com/tools/cside) is a commercial [runtime application self-protection](https://cybersectools.com/categories/rasp) solution by [C/side](https://cybersectools.com/companies/cside). Features, integrations, deployment and the company behind each one, side by side.

## Side-by-side comparison

| | Contrast ContrastProtect | c/side |
|---|---|---|
| Pricing model | Commercial | Commercial |
| Category | Runtime Application Self-Protection | Runtime Application Self-Protection |
| Verified | No | No |
| Deployment type | Cloud | Cloud |
| Company size fit | Startup, SMB, Mid-Market, Enterprise | SMB, Mid-Market, Enterprise |
| Company | Contrast Security | C/side |
| Headquarters | – | – |

### Use cases and capabilities

| | Contrast ContrastProtect | c/side |
|---|---|---|
| Attack Detection | Yes | – |
| Zero Day | Yes | – |
| Browser Security | – | Yes |
| Third Party Security | – | Yes |
| Web Security | – | Yes |
| Bot Protection | – | Yes |
| Content Security Policy | – | Yes |

### Core features

**Contrast ContrastProtect**

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

**c/side**

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

### Integrations

**Contrast ContrastProtect**

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

**c/side**

6 integrations 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.

- [Contrast ContrastProtect](https://cybersectools.com/tools/contrast-contrastprotect) fits if you are a startup.

## Contrast ContrastProtect vs c/side FAQ

Common questions when comparing Contrast ContrastProtect vs c/side for runtime application self-protection.

### What is the difference between Contrast ContrastProtect and c/side?

**Contrast ContrastProtect**: Runtime Application Self-Protection (RASP) for apps and APIs. Built by Contrast Security.

**c/side**: Client-side platform securing browser scripts, detecting fraud & ensuring PCI compliance. Built by C/side.

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

### Who makes Contrast ContrastProtect and c/side?

**Contrast ContrastProtect** is made by Contrast Security. **c/side** is made by C/side. The vendor behind a product decides its roadmap, support, and longevity, so check each company's profile before you commit.

### Is Contrast ContrastProtect a good alternative to c/side?

Often, yes. Contrast ContrastProtect and c/side are both Runtime Application Self-Protection products. Use the table above to see where features, deployment and company size fit differ.

## Related comparisons

- [Contrast ContrastProtect vs Contrast Application Detection and Response (ADR)](https://cybersectools.com/compare/contrast-application-detection-and-response-adr-vs-contrast-contrastprotect)
- [Contrast ContrastProtect vs Source Defense How it works](https://cybersectools.com/compare/contrast-contrastprotect-vs-source-defense-how-it-works)
- [Contrast ContrastProtect vs Everspin EverSafe Web](https://cybersectools.com/compare/contrast-contrastprotect-vs-everspin-eversafe-web)
- [c/side vs Contrast Application Detection and Response (ADR)](https://cybersectools.com/compare/contrast-application-detection-and-response-adr-vs-cside)
- [c/side vs Source Defense How it works](https://cybersectools.com/compare/source-defense-how-it-works-vs-cside)
- [c/side vs Everspin EverSafe Web](https://cybersectools.com/compare/cside-vs-everspin-eversafe-web)

## Alternatives to each

- [See all Contrast ContrastProtect alternatives](https://cybersectools.com/alternatives/contrast-contrastprotect)
- [See all c/side alternatives](https://cybersectools.com/alternatives/cside)

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Source: https://cybersectools.com/compare/contrast-contrastprotect-vs-cside

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

More on Contrast ContrastProtect and c/side: 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