OPSWAT MetaDefender NetWall vs Sphyrna Security NGXS: Side-by-Side Comparison (2026)

OPSWAT MetaDefender NetWall: Data diode & security gateway for secure unidirectional OT/IT data transfer. built by OPSWAT. Core capabilities include Hardware-enforced unidirectional data flow with no return path, Support for industrial protocols including Modbus, OPC, MQTT, IEC104, DNP3, Selectable throughput from 5 Mbps to 10 Gbps..

Sphyrna Security NGXS: Cross-domain solution for secure data transfer between isolated networks. built by Sphyrna Security. Core capabilities include Cross-domain data transfer between air-gapped networks, Hardware Filtering Diode for unidirectional data transfer, AGW-200 Adaptive Gateway with protocol-flexible transfer..

Both serve the Operational Technology Network Segmentation market but differ in approach, feature depth, and target audience.

OPSWAT MetaDefender NetWall differentiates with Hardware-enforced unidirectional data flow with no return path, Support for industrial protocols including Modbus, OPC, MQTT, IEC104, DNP3, Selectable throughput from 5 Mbps to 10 Gbps. Sphyrna Security NGXS differentiates with Cross-domain data transfer between air-gapped networks, Hardware Filtering Diode for unidirectional data transfer, AGW-200 Adaptive Gateway with protocol-flexible transfer.

OPSWAT MetaDefender NetWall is developed by OPSWAT. Sphyrna Security NGXS is developed by Sphyrna Security. Vendor maturity, funding stage, and team size can be important factors when evaluating long-term viability and support quality.

OPSWAT MetaDefender NetWall and Sphyrna Security NGXS serve similar Operational Technology Network Segmentation use cases: both are Operational Technology Network Segmentation tools, both cover SCADA. Review the feature comparison above to determine which fits your requirements.