Armis Centrix™ IT/OT Security vs Sphyrna HFD Data Diode: Side-by-Side Comparison (2026)

Armis Centrix™ IT/OT Security: IT/OT security platform for converged environments with asset visibility. built by Armis. Core capabilities include Asset visibility and discovery for IT and OT devices, Network segmentation visualization and management, Compliance mapping to NERC, MITRE ATT&CK, ISA/IEC 62443, ISO 27001, NIST SP 800-82..

Sphyrna HFD Data Diode: FPGA-based hardware filtering data diode for unidirectional data transfer. built by Sphyrna Security. Core capabilities include FPGA-based hardware filtering with 650K logic cells, Unidirectional data transfer with physical and logical assurance, Wire-speed filtering for ISO layers 2-4..

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

Armis Centrix™ IT/OT Security differentiates with Asset visibility and discovery for IT and OT devices, Network segmentation visualization and management, Compliance mapping to NERC, MITRE ATT&CK, ISA/IEC 62443, ISO 27001, NIST SP 800-82. Sphyrna HFD Data Diode differentiates with FPGA-based hardware filtering with 650K logic cells, Unidirectional data transfer with physical and logical assurance, Wire-speed filtering for ISO layers 2-4.

Armis Centrix™ IT/OT Security is developed by Armis. Sphyrna HFD Data Diode is developed by Sphyrna Security. Vendor maturity, funding stage, and team size can be important factors when evaluating long-term viability and support quality.

Armis Centrix™ IT/OT Security and Sphyrna HFD Data Diode serve similar Operational Technology Network Segmentation use cases: both are Operational Technology Network Segmentation tools. Review the feature comparison above to determine which fits your requirements.