Fox IO JA4+ vs GREYCORTEX Mendel: side-by-side comparison (2026)
Fox IO JA4+ is a commercial network detection and response solution by Fox IO. GREYCORTEX Mendel is a commercial network detection and response solution by GREYCORTEX. Features, integrations, deployment and the company behind each one, side by side.
Protocol-layer network fingerprinting suite for bot, proxy & malware detection.
Network detection and response platform for IT, IoT, and OT threat monitoring
Side-by-side comparison
Feature
Fox IO JA4+
GREYCORTEX Mendel
Pricing model
Commercial
Commercial
Category
Network Detection and Response
Network Detection and Response
Deployment and fit
Deployment type
Hybrid
Hybrid
Company size fit
Mid-Market, Enterprise
SMB, Mid-Market, Enterprise
Company
Company
Fox IO
GREYCORTEX
Use cases and capabilities
Fingerprinting
Yes
No
TLS
Yes
No
TCP
Yes
No
SSH
Yes
No
Bot Protection
Yes
No
C2
Yes
No
Proxy
Yes
No
NDR
Yes
Yes
Zeek
Yes
No
Suricata
Yes
No
Network Monitoring
No
Yes
Anomaly Detection
No
Yes
IoT Security
No
Yes
SCADA
No
Yes
Flow Analysis
No
Yes
PCAP
No
Yes
Network Visibility
No
Yes
Critical Infrastructure
No
Yes
Threat Analysis
No
Yes
Core features
10 features listed
7 features listed
Integrations
2 integrations listed
No integrations listed
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