Fidelis Security is a commercial extended detection and response solution by Fidelis Security. Xcitium ZeroDwell is a commercial endpoint protection platform solution by Xcitium. Features, integrations, deployment and the company behind each one, side by side.
XDR platform with NDR, EDR, deception, AD security, and CNAPP capabilities
Real-time virtualization tech that contains unknown executables in containers
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Based on what each listing shows: deployment, company size, price and open source.
Fidelis Security fits if you need both cloud and on-premises options.
Xcitium ZeroDwell fits if you want a cloud product and you are a small business.
Common questions when comparing Fidelis Security vs Xcitium ZeroDwell for extended detection and response.
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.
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.
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.
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Updated 2026-11-02
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