Fidelis Network

Network detection and response component of the Fidelis Elevate XDR platform

ToolNetwork Detection & ResponseCloudSelf-hosted

Pricing: Contact for pricing

Updated June 2026.

What is Fidelis Network?

Fidelis Network is the network detection and response (NDR) component of the Fidelis Elevate XDR platform from Fidelis Security. It uses the company's patented Deep Session Inspection technology to analyze traffic across ports and protocols, performing network traffic analysis, behavior anomaly detection, data loss prevention, and sandboxing. The product integrates with Fidelis Elevate endpoint detection and deception capabilities for correlated detection and response. Fidelis traces its origins to Fidelis Security Systems, founded in 2002, and has a documented history serving United States government and defense customers.

Best for: Government and enterprise buyers wanting deep session inspection NDR
Pros
  • ✓ Deep, content-level network visibility via patented Deep Session Inspection
  • ✓ Integrates with endpoint and deception telemetry within Fidelis Elevate
  • ✓ Holds federal certifications and contract vehicles relevant to government buyers
Cons
  • ✗ Pricing is not publicly published and requires contacting the vendor
  • ✗ Appliance and sensor based architecture can add deployment and tuning complexity
  • ✗ Strongest feature value is realized within the broader Fidelis Elevate platform

Key Features

→Deep Session Inspection for full session reassembly and nested file analysis
→Deep packet inspection across all ports and protocols
→Network behavior anomaly detection
→Network data loss prevention
→Sandboxing and automated threat analysis
→Cyber terrain mapping and asset profiling
→MITRE ATT&CK-aligned detection and correlation
→Direct and internal sensors for boundary and data-center traffic

Sources & references

Where the information on this listing comes from. Always verify pricing and capabilities against the vendor before a purchasing decision.

Fidelis Network — official websitePrimary source
Fidelis Network, a unified NDR platform
Official site
Federal Contracts and Certifications
Official site
Marlin completes acquisition of Fidelis Cybersecurity
Marlin Equity (press release)

Spot an error, or do you represent Fidelis Network? Request a correction.

Quick Info
PricingContact for pricing
ModelAppliance + Subscription
Founded2002
CloudYes
Self-HostedYes
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Last updated: Jun 18, 2026

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Certifications
Common Criteria (EAL2+)FIPS 140-2 validated encryptionDoD UC APLCDM Approved Products ListSOC 2 Type 1
In the glossary
NDR