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Sphyrna NGXS UGW-100 is a commercial operational technology network segmentation tool by Sphyrna Security. OPSWAT MetaDefender NetWall is a commercial operational technology network segmentation tool by OPSWAT. Compare features, ratings, integrations, and community reviews side by side to find the best operational technology network segmentation fit for your security stack.
Based on our analysis of NIST CSF 2.0 coverage, core features, integrations, company size fit, here is our conclusion:
Enterprise and mid-market security teams protecting sensitive OT networks from east-west lateral movement need the Sphyrna NGXS UGW-100 because hardware-enforced unidirectional gateways are the only architecture that actually stops data exfiltration at the physics level, not the policy level. EAL 4+ Common Criteria and TEMPEST Zone 1 certifications mean this box works in high-assurance environments where software-only controls fail compliance audits. Skip this if your priority is network visibility or threat hunting; the UGW-100 is a one-way valve, not a sensor, and it won't help you detect what's moving across the boundary.
Enterprise and mid-market teams protecting critical OT infrastructure from IT-sourced malware will get the most from OPSWAT MetaDefender NetWall because its hardware-enforced unidirectional data flow eliminates the attack surface entirely, not just monitors it. The combination of support for industrial protocols like Modbus, DNP3, and OPC with multiscanning across 30 antivirus engines and deep CDR file sanitization covers both the OT/IT boundary problem and supply chain risk simultaneously, addressing NIST GV.SC and PR.DS priorities that most network segmentation tools leave incomplete. Skip this if you need bidirectional communication for remote diagnostics or if your OT environment runs predominantly proprietary protocols that MetaDefender hasn't certified yet; unidirectional gateways are a design choice, not a limitation to work around.
Unidirectional gateway for secure one-way data transfer at 10Gbps
Data diode & security gateway for secure unidirectional OT/IT data transfer
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Common questions about comparing Sphyrna NGXS UGW-100 vs OPSWAT MetaDefender NetWall for your operational technology network segmentation needs.
Sphyrna NGXS UGW-100: Unidirectional gateway for secure one-way data transfer at 10Gbps. built by Sphyrna Security. headquartered in Canada. Core capabilities include Hardware-enforced unidirectional data transfer, 10Gbps interface with 8Gbps maximum throughput, TCP and UDP streaming support..
OPSWAT MetaDefender NetWall: Data diode & security gateway for secure unidirectional OT/IT data transfer. built by OPSWAT. headquartered in United States. 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..
Both serve the Operational Technology Network Segmentation market but differ in approach, feature depth, and target audience.
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