# Cyber Exposure Manager vs SurfaceDiff: side-by-side comparison (2026)

[Cyber Exposure Manager](https://cybersectools.com/tools/galileo-security) is a commercial [external attack surface management](https://cybersectools.com/categories/external-asm) solution by [Galileo Security](https://cybersectools.com/companies/galileo-security). [SurfaceDiff](https://cybersectools.com/tools/surfacediff) is a commercial [external attack surface management](https://cybersectools.com/categories/external-asm) solution by [SurfaceDiff](https://cybersectools.com/companies/surfacediff). 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

| | Cyber Exposure Manager | SurfaceDiff |
|---|---|---|
| Pricing model | Commercial | Commercial |
| Category | External Attack Surface Management | External Attack Surface Management |
| Verified | No | No |
| Deployment type | Cloud | Cloud |
| Company size fit | SMB, Mid-Market, Enterprise, Startup | Startup, SMB, Mid-Market, Enterprise |
| Company | Galileo Security | SurfaceDiff |
| Headquarters | – | – |

### Use cases and capabilities

| | Cyber Exposure Manager | SurfaceDiff |
|---|---|---|
| Vulnerability Prioritization | Yes | – |
| Cyber Threat Intelligence | Yes | – |
| Threat Management | Yes | – |
| CVE | Yes | – |
| Misconfiguration | Yes | – |
| Secret Detection | Yes | – |
| REST API | Yes | – |
| Digital Risk Protection | Yes | – |
| DNS Security | – | Yes |
| Port Scanning | – | Yes |
| TLS | – | Yes |
| Subdomain Enumeration | – | Yes |
| Network Scanning | – | Yes |
| Security Scanning | – | Yes |
| Alerting | – | Yes |
| Reconnaissance | – | Yes |
| Visibility | – | Yes |
| Web Security | – | Yes |

### Core features

**Cyber Exposure Manager**

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

**SurfaceDiff**

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

### Integrations

**Cyber Exposure Manager**

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

**SurfaceDiff**

No integrations listed.

## Cyber Exposure Manager vs SurfaceDiff FAQ

Common questions when comparing Cyber Exposure Manager vs SurfaceDiff for external attack surface management.

### What is the difference between Cyber Exposure Manager and SurfaceDiff?

**Cyber Exposure Manager**: Cyber Exposure Manager: continuous visibility and remediation for external risk, built by Galileo Security.

**SurfaceDiff**: Continuous external attack surface monitoring that shows what changed between scans, built by SurfaceDiff.

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

### Who makes Cyber Exposure Manager and SurfaceDiff?

**Cyber Exposure Manager** is made by Galileo Security founded in 2025-01-01T00:00:00.000Z. **SurfaceDiff** is made by SurfaceDiff. The vendor behind a product decides its roadmap, support, and longevity, so check each company's profile before you commit.

### Is Cyber Exposure Manager a good alternative to SurfaceDiff?

Often, yes. Cyber Exposure Manager and SurfaceDiff are both External Attack Surface Management products. Use the table above to see where features, deployment and company size fit differ.

## Related comparisons

- [Cyber Exposure Manager vs DDactic Attack Surface Discovery](https://cybersectools.com/compare/ddactic-attack-surface-discovery-vs-galileo-security)
- [Cyber Exposure Manager vs ArmorPoint Attack Surface Management](https://cybersectools.com/compare/armorpoint-attack-surface-management-vs-galileo-security)
- [Cyber Exposure Manager vs ctlogs.dev](https://cybersectools.com/compare/ctlogsdev-vs-galileo-security)
- [SurfaceDiff vs DDactic Attack Surface Discovery](https://cybersectools.com/compare/ddactic-attack-surface-discovery-vs-surfacediff)
- [SurfaceDiff vs ArmorPoint Attack Surface Management](https://cybersectools.com/compare/armorpoint-attack-surface-management-vs-surfacediff)
- [SurfaceDiff vs ctlogs.dev](https://cybersectools.com/compare/ctlogsdev-vs-surfacediff)

## Alternatives to each

- [See all Cyber Exposure Manager alternatives](https://cybersectools.com/alternatives/galileo-security)
- [See all SurfaceDiff alternatives](https://cybersectools.com/alternatives/surfacediff)

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Source: https://cybersectools.com/compare/galileo-security-vs-surfacediff

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

More on Cyber Exposure Manager and SurfaceDiff: 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