# crt.guru vs Tanium Certificate Manager: side-by-side comparison (2026)

[crt.guru](https://cybersectools.com/tools/crtguru) is a commercial [external attack surface management](https://cybersectools.com/categories/external-asm) solution by [Crt.guru](https://cybersectools.com/companies/crtguru). [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

| | crt.guru | 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 | Startup, SMB, Mid-Market, Enterprise | SMB, Mid-Market, Enterprise |
| Company | Crt.guru | Tanium |
| Headquarters | – | – |

### Use cases and capabilities

| | crt.guru | Tanium Certificate Manager |
|---|---|---|
| TLS | Yes | – |
| SSL | Yes | – |
| PCI DSS | Yes | – |
| NIST | Yes | – |
| Security Scanning | Yes | – |
| Alerting | Yes | Yes |
| Security Compliance Training | Yes | – |
| Security Reporting | Yes | – |
| Vulnerability | Yes | – |
| REST API | Yes | – |
| Visibility | – | Yes |

### Core features

**crt.guru**

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

**crt.guru**

4 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.

- [crt.guru](https://cybersectools.com/tools/crtguru) fits if you want a cloud product and you are a startup.
- [Tanium Certificate Manager](https://cybersectools.com/tools/tanium-certificate-manager) fits if you need both cloud and on-premises options.

## crt.guru vs Tanium Certificate Manager FAQ

Common questions when comparing crt.guru vs Tanium Certificate Manager for external attack surface management.

### What is the difference between crt.guru and Tanium Certificate Manager?

**crt.guru**: External TLS cert monitoring with expiry alerts, vuln scanning & compliance reports. Built by Crt.guru.

**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 crt.guru and Tanium Certificate Manager?

**crt.guru** is made by Crt.guru. **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 crt.guru a good alternative to Tanium Certificate Manager?

In part. crt.guru 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

- [crt.guru vs Attack Surface Scan](https://cybersectools.com/compare/attack-surface-scan-vs-crtguru)
- [crt.guru vs SurfaceDiff](https://cybersectools.com/compare/crtguru-vs-surfacediff)
- [crt.guru vs Cylana EASM](https://cybersectools.com/compare/crtguru-vs-cylana-easm)
- [Tanium Certificate Manager vs Attack Surface Scan](https://cybersectools.com/compare/attack-surface-scan-vs-tanium-certificate-manager)
- [Tanium Certificate Manager vs SurfaceDiff](https://cybersectools.com/compare/surfacediff-vs-tanium-certificate-manager)
- [Tanium Certificate Manager vs Cylana EASM](https://cybersectools.com/compare/cylana-easm-vs-tanium-certificate-manager)

## Alternatives to each

- [See all crt.guru alternatives](https://cybersectools.com/alternatives/crtguru)
- [See all Tanium Certificate Manager alternatives](https://cybersectools.com/alternatives/tanium-certificate-manager)

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Source: https://cybersectools.com/compare/crtguru-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/crtguru.md). Every CybersecTools shortlist is listed at https://cybersectools.com/shortlists.md.

More on crt.guru 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