# Guardz External Footprint vs SurfaceDiff: side-by-side comparison (2026)

[Guardz External Footprint](https://cybersectools.com/tools/guardz-external-footprint) is a commercial [external attack surface management](https://cybersectools.com/categories/external-asm) solution by [Guardz](https://cybersectools.com/companies/guardz). [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

| | Guardz External Footprint | 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, SMB, Mid-Market, Enterprise |
| Company | Guardz | SurfaceDiff |
| Headquarters | – | – |

### Use cases and capabilities

| | Guardz External Footprint | SurfaceDiff |
|---|---|---|
| Dark Web Monitoring | Yes | – |
| DNS Security | Yes | Yes |
| SSL | Yes | – |
| TLS | Yes | Yes |
| Multi Tenancy | Yes | – |
| Port Scanning | – | Yes |
| Subdomain Enumeration | – | Yes |
| Network Scanning | – | Yes |
| Security Scanning | – | Yes |
| Alerting | – | Yes |
| Reconnaissance | – | Yes |
| Visibility | – | Yes |
| Web Security | – | Yes |

### Core features

**Guardz External Footprint**

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

**SurfaceDiff**

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

### Integrations

**Guardz External Footprint**

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

**SurfaceDiff**

No integrations listed.

## Which one fits you

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

- [SurfaceDiff](https://cybersectools.com/tools/surfacediff) fits if you are a startup.

## Guardz External Footprint vs SurfaceDiff FAQ

Common questions when comparing Guardz External Footprint vs SurfaceDiff for external attack surface management.

### What is the difference between Guardz External Footprint and SurfaceDiff?

**Guardz External Footprint**: External attack surface monitoring with dark web intelligence and scanning, built by Guardz.

**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 Guardz External Footprint and SurfaceDiff?

**Guardz External Footprint** is made by Guardz. **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 Guardz External Footprint a good alternative to SurfaceDiff?

Often, yes. Guardz External Footprint and SurfaceDiff are both External Attack Surface Management products, and both cover DNS Security, TLS. Use the table above to see where features, deployment and company size fit differ.

## Related comparisons

- [Guardz External Footprint vs DDactic Attack Surface Discovery](https://cybersectools.com/compare/ddactic-attack-surface-discovery-vs-guardz-external-footprint)
- [Guardz External Footprint vs Attack Surface Scan](https://cybersectools.com/compare/attack-surface-scan-vs-guardz-external-footprint)
- [Guardz External Footprint vs Trickest ASM - Attack Surface Management](https://cybersectools.com/compare/guardz-external-footprint-vs-trickest-asm-attack-surface-management)
- [SurfaceDiff vs DDactic Attack Surface Discovery](https://cybersectools.com/compare/ddactic-attack-surface-discovery-vs-surfacediff)
- [SurfaceDiff vs Attack Surface Scan](https://cybersectools.com/compare/attack-surface-scan-vs-surfacediff)
- [SurfaceDiff vs Trickest ASM - Attack Surface Management](https://cybersectools.com/compare/surfacediff-vs-trickest-asm-attack-surface-management)

## Alternatives to each

- [See all Guardz External Footprint alternatives](https://cybersectools.com/alternatives/guardz-external-footprint)
- [See all SurfaceDiff alternatives](https://cybersectools.com/alternatives/surfacediff)

---

Source: https://cybersectools.com/compare/guardz-external-footprint-vs-surfacediff

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

More on Guardz External Footprint 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