# Fidelis Security vs Xcitium ZeroDwell: side-by-side comparison (2026)

[Fidelis Security](https://cybersectools.com/tools/fidelis-security) is a commercial [extended detection and response](https://cybersectools.com/categories/xdr) solution by [Fidelis Security](https://cybersectools.com/companies/fidelis-security). [Xcitium ZeroDwell](https://cybersectools.com/tools/xcitium-zerodwell) is a commercial [endpoint protection platform](https://cybersectools.com/categories/epp) solution by [Xcitium](https://cybersectools.com/companies/xcitium). Features, integrations, deployment and the company behind each one, side by side.

## Side-by-side comparison

| | Fidelis Security | Xcitium ZeroDwell |
|---|---|---|
| Pricing model | Commercial | Commercial |
| Category | Extended Detection and Response | Endpoint Protection Platform |
| Verified | No | No |
| Deployment type | Hybrid | Cloud |
| Company size fit | Mid-Market, Enterprise | SMB, Mid-Market, Enterprise |
| Company | Fidelis Security | Xcitium |
| Headquarters | – | – |

### Use cases and capabilities

| | Fidelis Security | Xcitium ZeroDwell |
|---|---|---|
| Active Directory | Yes | – |
| MITRE ATT&CK | Yes | – |
| NDR | Yes | – |
| Cloud Native | – | Yes |
| Virtualization | – | Yes |
| Zero Trust Architecture | – | Yes |

### Core features

**Fidelis Security**

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

**Xcitium ZeroDwell**

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

### Integrations

**Fidelis Security**

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

**Xcitium ZeroDwell**

No integrations listed.

## Which one fits you

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

- [Fidelis Security](https://cybersectools.com/tools/fidelis-security) fits if you need both cloud and on-premises options.
- [Xcitium ZeroDwell](https://cybersectools.com/tools/xcitium-zerodwell) fits if you want a cloud product and you are a small business.

## Fidelis Security vs Xcitium ZeroDwell FAQ

Common questions when comparing Fidelis Security vs Xcitium ZeroDwell for extended detection and response.

### What is the difference between Fidelis Security and Xcitium ZeroDwell?

**Fidelis Security**: XDR platform with NDR, EDR, deception, AD security, and CNAPP capabilities. Built by Fidelis Security.

**Xcitium ZeroDwell**: Real-time virtualization tech that contains unknown executables in containers. Built by Xcitium.

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

### Who makes Fidelis Security and Xcitium ZeroDwell?

**Fidelis Security** is made by Fidelis Security. **Xcitium ZeroDwell** is made by Xcitium. The vendor behind a product decides its roadmap, support, and longevity, so check each company's profile before you commit.

### Is Fidelis Security a good alternative to Xcitium ZeroDwell?

In part. Fidelis Security and Xcitium ZeroDwell are not in the same category on CybersecTools. Use the table above to see where features, deployment and company size fit differ.

## Related comparisons

- [Fidelis Security vs Kaspersky Next XDR Optimum](https://cybersectools.com/compare/fidelis-security-vs-kaspersky-next-xdr-optimum)
- [Fidelis Security vs Trend Micro Vision One](https://cybersectools.com/compare/fidelis-security-vs-trend-micro-vision-one)
- [Fidelis Security vs Red Piranha Crystal Eye XDR](https://cybersectools.com/compare/fidelis-security-vs-red-piranha-crystal-eye-xdr)
- [Xcitium ZeroDwell vs Kaspersky Next XDR Optimum](https://cybersectools.com/compare/kaspersky-next-xdr-optimum-vs-xcitium-zerodwell)
- [Xcitium ZeroDwell vs Trend Micro Vision One](https://cybersectools.com/compare/trend-micro-vision-one-vs-xcitium-zerodwell)
- [Xcitium ZeroDwell vs Red Piranha Crystal Eye XDR](https://cybersectools.com/compare/red-piranha-crystal-eye-xdr-vs-xcitium-zerodwell)

## Alternatives to each

- [See all Fidelis Security alternatives](https://cybersectools.com/alternatives/fidelis-security)
- [See all Xcitium ZeroDwell alternatives](https://cybersectools.com/alternatives/xcitium-zerodwell)

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Source: https://cybersectools.com/compare/fidelis-security-vs-xcitium-zerodwell

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

More on Fidelis Security and Xcitium ZeroDwell: 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