Fidelis Security is a commercial extended detection and response solution by Fidelis Security. NetWitness Threat Detection & Response is a commercial extended detection and response solution by NetWitness. Features, integrations, deployment and the company behind each one, side by side.
XDR platform with NDR, EDR, deception, AD security, and CNAPP capabilities
XDR platform combining NDR, EDR, SIEM, SOAR & UEBA for threat detection
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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.
NetWitness Threat Detection & Response fits if you want a cloud product.
Common questions when comparing Fidelis Security vs NetWitness Threat Detection & Response for extended detection and response.
Fidelis Security: XDR platform with NDR, EDR, deception, AD security, and CNAPP capabilities, built by Fidelis Security.
NetWitness Threat Detection & Response: XDR platform combining NDR, EDR, SIEM, SOAR & UEBA for threat detection, built by NetWitness.
The table above shows where their features, integrations, deployment and company size fit differ.
Fidelis Security is made by Fidelis Security. NetWitness Threat Detection & Response is made by NetWitness. The vendor behind a product decides its roadmap, support, and longevity, so check each company's profile before you commit.
Often, yes. Fidelis Security and NetWitness Threat Detection & Response are both Extended Detection and Response products, and both cover NDR. Use the table above to see where features, deployment and company size fit differ.
No Extended Detection and Response shortlist yet. This is the closest one.
Updated 2026-11-01
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