# as3nt vs Cyber Exposure Manager: side-by-side comparison (2026)

[as3nt](https://cybersectools.com/tools/as3nt) is a free [external attack surface management](https://cybersectools.com/categories/external-asm) solution. [Cyber Exposure Manager](https://cybersectools.com/tools/galileo-security) is a commercial [external attack surface management](https://cybersectools.com/categories/external-asm) solution by [Galileo Security](https://cybersectools.com/companies/galileo-security). 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

| | as3nt | Cyber Exposure Manager |
|---|---|---|
| Pricing model | Free | Commercial |
| Category | External Attack Surface Management | External Attack Surface Management |
| Verified | No | No |
| Deployment type | On-Premises | Cloud |
| Company size fit | Startup, SMB, Mid-Market, Enterprise | SMB, Mid-Market, Enterprise, Startup |
| GitHub stars | 12 | – |
| Last commit | Oct 2022 | – |
| Company | – | Galileo Security |
| Headquarters | – | – |

### Use cases and capabilities

| | as3nt | Cyber Exposure Manager |
|---|---|---|
| Security Research | Yes | – |
| Subdomain Enumeration | Yes | – |
| Vulnerability Prioritization | – | Yes |
| Cyber Threat Intelligence | – | Yes |
| Threat Management | – | Yes |
| CVE | – | Yes |
| Misconfiguration | – | Yes |
| Secret Detection | – | Yes |
| REST API | – | Yes |
| Digital Risk Protection | – | Yes |

### Core features

**as3nt**

No features listed.

**Cyber Exposure Manager**

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

### Integrations

**as3nt**

No integrations listed.

**Cyber Exposure Manager**

3 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.

- [as3nt](https://cybersectools.com/tools/as3nt) fits if you need to run it on your own servers, you need a free product and you want an open-source product.
- [Cyber Exposure Manager](https://cybersectools.com/tools/galileo-security) fits if you want a cloud product.

## as3nt vs Cyber Exposure Manager FAQ

Common questions when comparing as3nt vs Cyber Exposure Manager for external attack surface management.

### What is the difference between as3nt and Cyber Exposure Manager?

**as3nt**: A tool for enumerating subdomains of a given domain.

**Cyber Exposure Manager**: Cyber Exposure Manager: continuous visibility and remediation for external risk, built by Galileo Security.

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

### Who makes as3nt and Cyber Exposure Manager?

**as3nt** is open-source with 12 GitHub stars. **Cyber Exposure Manager** is made by Galileo Security founded in 2025-01-01T00:00:00.000Z. The vendor behind a product decides its roadmap, support, and longevity, so check each company's profile before you commit.

### Is as3nt a good alternative to Cyber Exposure Manager?

Often, yes. as3nt and Cyber Exposure Manager are both External Attack Surface Management products. Key differences: as3nt is Free while Cyber Exposure Manager is Commercial, as3nt is open-source. Use the table above to see where features, deployment and company size fit differ.

## Related comparisons

- [as3nt vs FalconTech Threat Hunter](https://cybersectools.com/compare/as3nt-vs-falcontech-threat-hunter)
- [as3nt vs Detectify Surface Monitoring](https://cybersectools.com/compare/as3nt-vs-detectify-surface-monitoring)
- [as3nt vs ThreatDefence Integrated ASM](https://cybersectools.com/compare/as3nt-vs-threatdefence-integrated-asm)
- [Cyber Exposure Manager vs FalconTech Threat Hunter](https://cybersectools.com/compare/falcontech-threat-hunter-vs-galileo-security)
- [Cyber Exposure Manager vs Detectify Surface Monitoring](https://cybersectools.com/compare/detectify-surface-monitoring-vs-galileo-security)
- [Cyber Exposure Manager vs ThreatDefence Integrated ASM](https://cybersectools.com/compare/galileo-security-vs-threatdefence-integrated-asm)

## Alternatives to each

- [See all as3nt alternatives](https://cybersectools.com/alternatives/as3nt)
- [See all Cyber Exposure Manager alternatives](https://cybersectools.com/alternatives/galileo-security)

---

Source: https://cybersectools.com/compare/as3nt-vs-galileo-security

For AI agents: each product above has its own Markdown page (add .md to its URL, for example https://cybersectools.com/tools/as3nt.md). Every CybersecTools shortlist is listed at https://cybersectools.com/shortlists.md.

More on as3nt and Cyber Exposure 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