# Nebula by BreachLine Labs vs Cognito Scanner: side-by-side comparison (2026)

[Nebula by BreachLine Labs](https://cybersectools.com/tools/breachline-nebula) is a commercial [penetration testing](https://cybersectools.com/categories/pentesting-tools) solution by [BreachLine Labs](https://cybersectools.com/companies/breachline-labs). [Cognito Scanner](https://cybersectools.com/tools/cognito-scanner) is a free [penetration testing](https://cybersectools.com/categories/pentesting-tools) solution. Features, integrations, deployment and the company behind each one, side by side.

## Side-by-side comparison

| | Nebula by BreachLine Labs | Cognito Scanner |
|---|---|---|
| Pricing model | Commercial | Free |
| Category | Penetration Testing | Penetration Testing |
| Verified | No | No |
| Deployment type | Cloud | On-Premises |
| Company size fit | Mid-Market, Enterprise | Mid-Market, Enterprise |
| GitHub stars | – | 109 |
| Last commit | – | Dec 2023 |
| Company | BreachLine Labs | – |
| Headquarters | – | – |

### Use cases and capabilities

| | Nebula by BreachLine Labs | Cognito Scanner |
|---|---|---|
| AI Pentesting | Yes | – |
| Attack Paths | Yes | – |
| Vulnerability Exploitation | Yes | – |
| Proof of Concept | Yes | – |
| Continuous Testing | Yes | – |
| Validation | Yes | – |
| Verification | Yes | – |
| Security Reporting | Yes | – |
| Reconnaissance | Yes | – |
| VAPT | Yes | – |
| Enumeration | – | Yes |
| AWS | – | Yes |
| Privilege Escalation | – | Yes |

### Core features

**Nebula by BreachLine Labs**

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

**Cognito Scanner**

No features listed.

### Integrations

**Nebula by BreachLine Labs**

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

**Cognito Scanner**

No integrations listed.

## Which one fits you

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

- [Nebula by BreachLine Labs](https://cybersectools.com/tools/breachline-nebula) fits if you want a cloud product.
- [Cognito Scanner](https://cybersectools.com/tools/cognito-scanner) fits if you need to run it on your own servers, you need a free product and you want an open-source product.

## Nebula by BreachLine Labs vs Cognito Scanner FAQ

Common questions when comparing Nebula by BreachLine Labs vs Cognito Scanner for penetration testing.

### What is the difference between Nebula by BreachLine Labs and Cognito Scanner?

**Nebula by BreachLine Labs**: Fully autonomous AI security engineer that works for you. Built by BreachLine Labs.

**Cognito Scanner**: A Python script that performs security testing attacks against AWS Cognito services including account creation, user enumeration, and privilege escalation vulnerabilities.

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

### Who makes Nebula by BreachLine Labs and Cognito Scanner?

**Nebula by BreachLine Labs** is made by BreachLine Labs. **Cognito Scanner** is open-source with 109 GitHub stars. The vendor behind a product decides its roadmap, support, and longevity, so check each company's profile before you commit.

### Is Nebula by BreachLine Labs a good alternative to Cognito Scanner?

Often, yes. Nebula by BreachLine Labs and Cognito Scanner are both Penetration Testing products. Key differences: Nebula by BreachLine Labs is Commercial while Cognito Scanner is Free, Cognito Scanner is open-source. Use the table above to see where features, deployment and company size fit differ.

## Related comparisons

- [Nebula by BreachLine Labs vs Managed Autonomous Pentesting (MAP)](https://cybersectools.com/compare/breachline-nebula-vs-hackurity-art-stack)
- [Nebula by BreachLine Labs vs KinoSec Zeus](https://cybersectools.com/compare/breachline-nebula-vs-kinosec-zeus)
- [Nebula by BreachLine Labs vs AI Pentest Copilot](https://cybersectools.com/compare/ai-pentest-copilot-vs-breachline-nebula)
- [Cognito Scanner vs Managed Autonomous Pentesting (MAP)](https://cybersectools.com/compare/cognito-scanner-vs-hackurity-art-stack)
- [Cognito Scanner vs KinoSec Zeus](https://cybersectools.com/compare/cognito-scanner-vs-kinosec-zeus)
- [Cognito Scanner vs AI Pentest Copilot](https://cybersectools.com/compare/ai-pentest-copilot-vs-cognito-scanner)

## Alternatives to each

- [See all Nebula by BreachLine Labs alternatives](https://cybersectools.com/alternatives/breachline-nebula)
- [See all Cognito Scanner alternatives](https://cybersectools.com/alternatives/cognito-scanner)

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Source: https://cybersectools.com/compare/breachline-nebula-vs-cognito-scanner

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

More on Nebula by BreachLine Labs and Cognito Scanner: 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