# Attack Surface Scan vs TrustFour T4 Control Plane: side-by-side comparison (2026)

[Attack Surface Scan](https://cybersectools.com/tools/attack-surface-scan) is a commercial [external attack surface management](https://cybersectools.com/categories/external-asm) solution by [Attack Surface Scan](https://cybersectools.com/companies/attack-surface-scan). [TrustFour T4 Control Plane](https://cybersectools.com/tools/trustfour-t4-control-plane) is a commercial [certificate lifecycle management](https://cybersectools.com/categories/clm) solution by [TrustFour](https://cybersectools.com/companies/trustfour). 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

| | Attack Surface Scan | TrustFour T4 Control Plane |
|---|---|---|
| Pricing model | Commercial | Commercial |
| Category | External Attack Surface Management | Certificate Lifecycle Management |
| Verified | No | No |
| Deployment type | Cloud | Cloud |
| Company size fit | SMB, Mid-Market, Enterprise | Mid-Market, Enterprise |
| Company | Attack Surface Scan | TrustFour |
| Headquarters | – | – |

### Use cases and capabilities

| | Attack Surface Scan | TrustFour T4 Control Plane |
|---|---|---|
| DNS Security | Yes | – |
| TLS | Yes | Yes |
| SSL | Yes | Yes |
| Subdomain Enumeration | Yes | – |
| Security Scanning | Yes | – |
| Alerting | Yes | Yes |
| Fingerprinting | Yes | – |
| DMARC | Yes | – |
| SPF | Yes | – |
| Security Reporting | Yes | – |
| NIST | – | Yes |
| Encryption | – | Yes |
| Configuration Management | – | Yes |
| Anomaly Detection | – | Yes |
| Key Management | – | Yes |
| Crypto | – | Yes |
| Network Monitoring | – | Yes |

### Core features

**Attack Surface Scan**

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

**TrustFour T4 Control Plane**

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

### Integrations

**Attack Surface Scan**

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

**TrustFour T4 Control Plane**

No integrations listed.

## Which one fits you

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

- [Attack Surface Scan](https://cybersectools.com/tools/attack-surface-scan) fits if you are a small business.

## Attack Surface Scan vs TrustFour T4 Control Plane FAQ

Common questions when comparing Attack Surface Scan vs TrustFour T4 Control Plane for external attack surface management.

### What is the difference between Attack Surface Scan and TrustFour T4 Control Plane?

**Attack Surface Scan**: Agentless external attack surface monitoring with continuous change detection. Built by Attack Surface Scan.

**TrustFour T4 Control Plane**: TLS compliance monitoring and management platform aligned to NIST 800-52R2. Built by TrustFour.

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

### Who makes Attack Surface Scan and TrustFour T4 Control Plane?

**Attack Surface Scan** is made by Attack Surface Scan. **TrustFour T4 Control Plane** is made by TrustFour. The vendor behind a product decides its roadmap, support, and longevity, so check each company's profile before you commit.

### Is Attack Surface Scan a good alternative to TrustFour T4 Control Plane?

In part. Attack Surface Scan and TrustFour T4 Control Plane are not in the same category on CybersecTools. Both cover TLS, SSL, Alerting. Use the table above to see where features, deployment and company size fit differ.

## Related comparisons

- [Attack Surface Scan vs crt.guru](https://cybersectools.com/compare/attack-surface-scan-vs-crtguru)
- [Attack Surface Scan vs SurfaceDiff](https://cybersectools.com/compare/attack-surface-scan-vs-surfacediff)
- [Attack Surface Scan vs DDactic Attack Surface Discovery](https://cybersectools.com/compare/attack-surface-scan-vs-ddactic-attack-surface-discovery)
- [TrustFour T4 Control Plane vs crt.guru](https://cybersectools.com/compare/crtguru-vs-trustfour-t4-control-plane)
- [TrustFour T4 Control Plane vs SurfaceDiff](https://cybersectools.com/compare/surfacediff-vs-trustfour-t4-control-plane)
- [TrustFour T4 Control Plane vs DDactic Attack Surface Discovery](https://cybersectools.com/compare/ddactic-attack-surface-discovery-vs-trustfour-t4-control-plane)

## Alternatives to each

- [See all Attack Surface Scan alternatives](https://cybersectools.com/alternatives/attack-surface-scan)
- [See all TrustFour T4 Control Plane alternatives](https://cybersectools.com/alternatives/trustfour-t4-control-plane)

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Source: https://cybersectools.com/compare/attack-surface-scan-vs-trustfour-t4-control-plane

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

More on Attack Surface Scan and TrustFour T4 Control Plane: 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