# Attack Surface Scan vs Tanium Certificate Manager: 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). [Tanium Certificate Manager](https://cybersectools.com/tools/tanium-certificate-manager) is a commercial [certificate lifecycle management](https://cybersectools.com/categories/clm) solution by [Tanium](https://cybersectools.com/companies/tanium). 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 | Tanium Certificate Manager |
|---|---|---|
| Pricing model | Commercial | Commercial |
| Category | External Attack Surface Management | Certificate Lifecycle Management |
| Verified | No | No |
| Deployment type | Cloud | Hybrid |
| Company size fit | SMB, Mid-Market, Enterprise | SMB, Mid-Market, Enterprise |
| Company | Attack Surface Scan | Tanium |
| Headquarters | – | – |

### Use cases and capabilities

| | Attack Surface Scan | Tanium Certificate Manager |
|---|---|---|
| DNS Security | Yes | – |
| TLS | Yes | – |
| SSL | Yes | – |
| Subdomain Enumeration | Yes | – |
| Security Scanning | Yes | – |
| Alerting | Yes | Yes |
| Fingerprinting | Yes | – |
| DMARC | Yes | – |
| SPF | Yes | – |
| Security Reporting | Yes | – |
| Visibility | – | Yes |

### Core features

**Attack Surface Scan**

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

**Tanium Certificate Manager**

8 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.

**Tanium Certificate Manager**

10 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.

- [Attack Surface Scan](https://cybersectools.com/tools/attack-surface-scan) fits if you want a cloud product.
- [Tanium Certificate Manager](https://cybersectools.com/tools/tanium-certificate-manager) fits if you need both cloud and on-premises options.

## Attack Surface Scan vs Tanium Certificate Manager FAQ

Common questions when comparing Attack Surface Scan vs Tanium Certificate Manager for external attack surface management.

### What is the difference between Attack Surface Scan and Tanium Certificate Manager?

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

**Tanium Certificate Manager**: Digital certificate discovery, monitoring, and expiration management platform. Built by Tanium.

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

### Who makes Attack Surface Scan and Tanium Certificate Manager?

**Attack Surface Scan** is made by Attack Surface Scan. **Tanium Certificate Manager** is made by Tanium. 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 Tanium Certificate Manager?

In part. Attack Surface Scan and Tanium Certificate Manager are not in the same category on CybersecTools. Both cover Alerting. Use the table above to see where features, deployment and company size fit differ.

## Related comparisons

- [Attack Surface Scan vs SurfaceDiff](https://cybersectools.com/compare/attack-surface-scan-vs-surfacediff)
- [Attack Surface Scan vs crt.guru](https://cybersectools.com/compare/attack-surface-scan-vs-crtguru)
- [Attack Surface Scan vs DDactic Attack Surface Discovery](https://cybersectools.com/compare/attack-surface-scan-vs-ddactic-attack-surface-discovery)
- [Tanium Certificate Manager vs SurfaceDiff](https://cybersectools.com/compare/surfacediff-vs-tanium-certificate-manager)
- [Tanium Certificate Manager vs crt.guru](https://cybersectools.com/compare/crtguru-vs-tanium-certificate-manager)
- [Tanium Certificate Manager vs DDactic Attack Surface Discovery](https://cybersectools.com/compare/ddactic-attack-surface-discovery-vs-tanium-certificate-manager)

## Alternatives to each

- [See all Attack Surface Scan alternatives](https://cybersectools.com/alternatives/attack-surface-scan)
- [See all Tanium Certificate Manager alternatives](https://cybersectools.com/alternatives/tanium-certificate-manager)

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Source: https://cybersectools.com/compare/attack-surface-scan-vs-tanium-certificate-manager

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 Tanium Certificate Manager: 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