# Shodan vs Wallarm API Attack Surface Management: side-by-side comparison (2026)

[Shodan](https://cybersectools.com/tools/shodan) is a free [external attack surface management](https://cybersectools.com/categories/external-asm) solution. [Wallarm API Attack Surface Management](https://cybersectools.com/tools/wallarm-api-attack-surface-management) is a commercial [external attack surface management](https://cybersectools.com/categories/external-asm) solution by [Wallarm](https://cybersectools.com/companies/wallarm). Features, integrations, deployment and the company behind each one, side by side.

Need the answer fast? [Best Attack Surface Management Solutions for Business](https://cybersectools.com/shortlists/best-attack-surface-solutions) picks Palo Alto Networks Cortex Xpanse, Microsoft Defender EASM, Mandiant Attack Surface Management and 4 more.

## Side-by-side comparison

| | Shodan | Wallarm API Attack Surface Management |
|---|---|---|
| Pricing model | Free | Commercial |
| Category | External Attack Surface Management | External Attack Surface Management |
| Verified | No | No |
| Deployment type | Cloud | Cloud |
| Company size fit | SMB, Mid-Market, Enterprise | SMB, Mid-Market, Enterprise |
| Company | – | Wallarm |
| Headquarters | – | – |

### Use cases and capabilities

| | Shodan | Wallarm API Attack Surface Management |
|---|---|---|
| Network Monitoring | Yes | – |
| CVE | – | Yes |
| Secret Detection | – | Yes |
| WAF | – | Yes |

### Core features

**Shodan**

No features listed.

**Wallarm API Attack Surface Management**

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

### Integrations

**Shodan**

No integrations listed.

**Wallarm API Attack Surface Management**

18 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.

- [Shodan](https://cybersectools.com/tools/shodan) fits if you need a free product.

## Shodan vs Wallarm API Attack Surface Management FAQ

Common questions when comparing Shodan vs Wallarm API Attack Surface Management for external attack surface management.

### What is the difference between Shodan and Wallarm API Attack Surface Management?

**Shodan**: A search engine for the Internet of Things (IoT) that discovers and monitors devices connected to the internet.

**Wallarm API Attack Surface Management**: Agentless API attack surface discovery and vulnerability detection platform. Built by Wallarm.

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

### Is Shodan a good alternative to Wallarm API Attack Surface Management?

Often, yes. Shodan and Wallarm API Attack Surface Management are both External Attack Surface Management products. Key differences: Shodan is Free while Wallarm API Attack Surface Management is Commercial. Use the table above to see where features, deployment and company size fit differ.

## Related comparisons

- [Shodan vs Cyber Exposure Manager](https://cybersectools.com/compare/galileo-security-vs-shodan)
- [Shodan vs Axur Unified EASM + CTI](https://cybersectools.com/compare/axur-unified-easm-cti-vs-shodan)
- [Shodan vs Detectify Surface Monitoring](https://cybersectools.com/compare/detectify-surface-monitoring-vs-shodan)
- [Wallarm API Attack Surface Management vs Cyber Exposure Manager](https://cybersectools.com/compare/galileo-security-vs-wallarm-api-attack-surface-management)
- [Wallarm API Attack Surface Management vs Axur Unified EASM + CTI](https://cybersectools.com/compare/axur-unified-easm-cti-vs-wallarm-api-attack-surface-management)
- [Wallarm API Attack Surface Management vs Detectify Surface Monitoring](https://cybersectools.com/compare/detectify-surface-monitoring-vs-wallarm-api-attack-surface-management)

## Alternatives to each

- [See all Shodan alternatives](https://cybersectools.com/alternatives/shodan)
- [See all Wallarm API Attack Surface Management alternatives](https://cybersectools.com/alternatives/wallarm-api-attack-surface-management)

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Source: https://cybersectools.com/compare/shodan-vs-wallarm-api-attack-surface-management

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

More on Shodan and Wallarm API Attack Surface Management: 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