Fidelis Network alternatives (2026)

6 network detection & response tools listed alongside Fidelis Network for side-by-side comparison on capabilities, pricing, and deployment. No editorial ranking.

Why look for Fidelis Network alternatives?

Fidelis Network is a strong option for network detection & response, but it's not the right fit for every team. Common reasons teams look elsewhere: pricing is not publicly published and requires contacting the vendor; appliance and sensor based architecture can add deployment and tuning complexity.

Below we list 6 alternatives, broken down by deployment model. All data is aggregated from official documentation and community feedback.

Open Source Alternatives to Fidelis Network

Open NDR platform built on the open-source Zeek network monitoring framework

CloudSelf-hosted

Open source + Enterprise subscription

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Suricata-based network detection and response with an open-source community edition

CloudSelf-hosted

Open source + Enterprise

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Cloud-Managed Alternatives

AI-powered NDR with Attack Signal Intelligence for hybrid cloud

Cloud

SaaS

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Self-Hosted Alternatives

AI-driven cyber defense using self-learning technology

CloudSelf-hosted

Enterprise

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Cloud-native NDR with line-rate network traffic analysis

CloudSelf-hosted

SaaS / Appliance

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Open NDR platform built on the open-source Zeek network monitoring framework

CloudSelf-hosted

Open source + Enterprise subscription

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Suricata-based network detection and response with an open-source community edition

CloudSelf-hosted

Open source + Enterprise

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Agentless, AI-assisted network detection and response for campus, data center and cloud

CloudSelf-hosted

Subscription

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