# Halo Security Attack Surface Discovery vs Vulneri ASM: side-by-side comparison (2026)

[Halo Security Attack Surface Discovery](https://cybersectools.com/tools/halo-security-attack-surface-discovery) is a commercial [external attack surface management](https://cybersectools.com/categories/external-asm) solution by [Halo Security](https://cybersectools.com/companies/halo-security). [Vulneri ASM](https://cybersectools.com/tools/vulneri-asm-attack-surface-management) is a commercial [external attack surface management](https://cybersectools.com/categories/external-asm) solution by [Vulneri](https://cybersectools.com/companies/vulneri). 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

| | Halo Security Attack Surface Discovery | Vulneri ASM |
|---|---|---|
| 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 | SMB, Mid-Market, Enterprise |
| Company | Halo Security | Vulneri |
| Headquarters | – | – |

### Use cases and capabilities

| | Halo Security Attack Surface Discovery | Vulneri ASM |
|---|---|---|
| Network Scanning | Yes | – |
| Port Scanning | Yes | – |
| Subdomain Enumeration | Yes | – |
| Attack Paths | – | Yes |
| Vulnerability Prioritization | – | Yes |
| Misconfiguration | – | Yes |
| Reconnaissance | – | Yes |
| Network Discovery | – | Yes |
| Visibility | – | Yes |
| Security Reporting | – | Yes |
| Inventory | – | Yes |
| Third Party Security | – | Yes |
| Vulnerability | – | Yes |

### Core features

**Halo Security Attack Surface Discovery**

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

**Vulneri ASM**

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

### Integrations

**Halo Security Attack Surface Discovery**

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

**Vulneri ASM**

No integrations listed.

## Halo Security Attack Surface Discovery vs Vulneri ASM FAQ

Common questions when comparing Halo Security Attack Surface Discovery vs Vulneri ASM for external attack surface management.

### What is the difference between Halo Security Attack Surface Discovery and Vulneri ASM?

**Halo Security Attack Surface Discovery**: Discovers and inventories internet-facing assets including subdomains, IPs, and apps, built by Halo Security.

**Vulneri ASM**: ASM platform for continuous discovery and risk validation of internet-exposed assets, built by Vulneri.

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

### Who makes Halo Security Attack Surface Discovery and Vulneri ASM?

**Halo Security Attack Surface Discovery** is made by Halo Security. **Vulneri ASM** is made by Vulneri. The vendor behind a product decides its roadmap, support, and longevity, so check each company's profile before you commit.

### Is Halo Security Attack Surface Discovery a good alternative to Vulneri ASM?

Often, yes. Halo Security Attack Surface Discovery and Vulneri ASM are both External Attack Surface Management products. Use the table above to see where features, deployment and company size fit differ.

## Related comparisons

- [Halo Security Attack Surface Discovery vs Attaxion](https://cybersectools.com/compare/attaxion-vs-halo-security-attack-surface-discovery)
- [Halo Security Attack Surface Discovery vs CyCognito EASM Platform](https://cybersectools.com/compare/cycognito-easm-platform-vs-halo-security-attack-surface-discovery)
- [Halo Security Attack Surface Discovery vs Cylana EASM](https://cybersectools.com/compare/cylana-easm-vs-halo-security-attack-surface-discovery)
- [Vulneri ASM vs Attaxion](https://cybersectools.com/compare/attaxion-vs-vulneri-asm-attack-surface-management)
- [Vulneri ASM vs CyCognito EASM Platform](https://cybersectools.com/compare/cycognito-easm-platform-vs-vulneri-asm-attack-surface-management)
- [Vulneri ASM vs Cylana EASM](https://cybersectools.com/compare/cylana-easm-vs-vulneri-asm-attack-surface-management)

## Alternatives to each

- [See all Halo Security Attack Surface Discovery alternatives](https://cybersectools.com/alternatives/halo-security-attack-surface-discovery)
- [See all Vulneri ASM alternatives](https://cybersectools.com/alternatives/vulneri-asm-attack-surface-management)

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Source: https://cybersectools.com/compare/halo-security-attack-surface-discovery-vs-vulneri-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/halo-security-attack-surface-discovery.md). Every CybersecTools shortlist is listed at https://cybersectools.com/shortlists.md.

More on Halo Security Attack Surface Discovery and Vulneri ASM: 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