# Microsoft Defender EASM vs Trickest ASM - Attack Surface Management: side-by-side comparison (2026)

[Microsoft Defender EASM](https://cybersectools.com/tools/microsoft-defender-external-attack-surface-management) is a commercial [external attack surface management](https://cybersectools.com/categories/external-asm) solution by [Microsoft](https://cybersectools.com/companies/microsoft). [Trickest ASM - Attack Surface Management](https://cybersectools.com/tools/trickest-asm-attack-surface-management) is a commercial [external attack surface management](https://cybersectools.com/categories/external-asm) solution by [Trickest](https://cybersectools.com/companies/trickest). Features, integrations, deployment and the company behind each one, side by side.

## Our take

What our shortlists say about the one we picked.

### [Microsoft Defender EASM](https://cybersectools.com/tools/microsoft-defender-external-attack-surface-management)

Best for: Microsoft shops adding external asset discovery

It belongs here if you already pay for Microsoft security, because discovered assets can move into Defender for Cloud and Copilot in Azure turns plain questions into inventory searches. It fits companies from small to enterprise. Its features center on discovery and flagging, so ask whether you also need active testing to prove which exposures are real.

From [Best Attack Surface Management Solutions for Business](https://cybersectools.com/shortlists/best-attack-surface-solutions), Fall 2026.

Reviewed by [Nika (Nikoloz) Kokhreidze](https://cybersectools.com/about).

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

| | Microsoft Defender EASM | Trickest ASM - Attack Surface Management |
|---|---|---|
| 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 | Mid-Market, Enterprise |
| Company | Microsoft | Trickest |
| Headquarters | – | – |

### Use cases and capabilities

| | Microsoft Defender EASM | Trickest ASM - Attack Surface Management |
|---|---|---|
| DNS Security | – | Yes |
| Network Scanning | – | Yes |
| Port Scanning | – | Yes |
| TLS | – | Yes |

### Core features

**Microsoft Defender EASM**

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

**Trickest ASM - Attack Surface Management**

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

### Integrations

**Microsoft Defender EASM**

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

**Trickest ASM - Attack Surface Management**

No integrations listed.

## Which one fits you

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

- [Microsoft Defender EASM](https://cybersectools.com/tools/microsoft-defender-external-attack-surface-management) fits if you are a small business.

## Microsoft Defender EASM vs Trickest ASM - Attack Surface Management FAQ

Common questions when comparing Microsoft Defender EASM vs Trickest ASM - Attack Surface Management for external attack surface management.

### What is the difference between Microsoft Defender EASM and Trickest ASM - Attack Surface Management?

**Microsoft Defender EASM**: Discovers and monitors external-facing assets and vulnerabilities, built by Microsoft.

**Trickest ASM - Attack Surface Management**: Customizable ASM platform for asset discovery, monitoring, and enrichment, built by Trickest.

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

### Who makes Microsoft Defender EASM and Trickest ASM - Attack Surface Management?

**Microsoft Defender EASM** is made by Microsoft. **Trickest ASM - Attack Surface Management** is made by Trickest. The vendor behind a product decides its roadmap, support, and longevity, so check each company's profile before you commit.

### Is Microsoft Defender EASM a good alternative to Trickest ASM - Attack Surface Management?

Often, yes. Microsoft Defender EASM and Trickest ASM - Attack Surface Management are both External Attack Surface Management products. Use the table above to see where features, deployment and company size fit differ.

## Related comparisons

- [Microsoft Defender EASM vs SurfaceDiff](https://cybersectools.com/compare/microsoft-defender-external-attack-surface-management-vs-surfacediff)
- [Microsoft Defender EASM vs DDactic Attack Surface Discovery](https://cybersectools.com/compare/ddactic-attack-surface-discovery-vs-microsoft-defender-external-attack-surface-management)
- [Microsoft Defender EASM vs ArmorPoint Attack Surface Management](https://cybersectools.com/compare/armorpoint-attack-surface-management-vs-microsoft-defender-external-attack-surface-management)
- [Trickest ASM - Attack Surface Management vs SurfaceDiff](https://cybersectools.com/compare/surfacediff-vs-trickest-asm-attack-surface-management)
- [Trickest ASM - Attack Surface Management vs DDactic Attack Surface Discovery](https://cybersectools.com/compare/ddactic-attack-surface-discovery-vs-trickest-asm-attack-surface-management)
- [Trickest ASM - Attack Surface Management vs ArmorPoint Attack Surface Management](https://cybersectools.com/compare/armorpoint-attack-surface-management-vs-trickest-asm-attack-surface-management)

## Alternatives to each

- [See all Microsoft Defender EASM alternatives](https://cybersectools.com/alternatives/microsoft-defender-external-attack-surface-management)
- [See all Trickest ASM - Attack Surface Management alternatives](https://cybersectools.com/alternatives/trickest-asm-attack-surface-management)

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Source: https://cybersectools.com/compare/microsoft-defender-external-attack-surface-management-vs-trickest-asm-attack-surface-management

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

More on Microsoft Defender EASM and Trickest ASM - Attack Surface Management: 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