How many alternatives to Owl Cyber Defense are available?

There are 24 alternatives to Owl Cyber Defense listed on CybersecTools, all within the OT Network Segmentation category. Each alternative is matched based on shared capabilities, tags, and NIST CSF coverage areas.

Is Owl Cyber Defense free or commercial?

Owl Cyber Defense is a commercial OT Network Segmentation tool. It requires a paid license or subscription. Both free and commercial alternatives are available for comparison.

What type of tool is Owl Cyber Defense?

Owl Cyber Defense is a OT Network Segmentation tool within the broader Cyber-Physical Security category. It is used by security professionals for ot network segmentation capabilities and can be compared against 24 similar tools.

24 Best Owl Cyber Defense Alternatives & Competitors (2026)

Top Owl Cyber Defense Alternatives and Competitors at a Glance

A closer look at the 8 most relevant alternatives and competitors to Owl Cyber Defense, including their key features and shared capabilities.

Waterfall Security Solutions

Commercial

OT Network Segmentation

Hardware-enforced unidirectional gateways for OT/ICS network security.

Key features: Unidirectional Security Gateways (hardware-enforced one-way data flow between OT and IT networks), Hardware-enforced OT remote access (HERA) with IT/OT segmentation maintained, Tamper-proof forensic data repository (Waterfall Blackbox), Centralized gateway monitoring and management (Waterfall Central), Safe IDS deployment for OT environments (Waterfall for IDS)

Shares 4 capabilities with Owl Cyber Defense: SCADA, Critical Infrastructure, Network Segmentation, Hardware Security

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Byos Secure Edge Platform

Commercial

OT Network Segmentation

Hardware-enforced OT microsegmentation platform for secure machine data capture.

Key features: Hardware-enforced edge microsegmentation isolating each OT device in its own secure microsegment, Zero Trust policy enforcement at the device level, Byos Secure Lobby™ SDN overlay for private, encrypted remote access and real-time monitoring, Byos Management Console™ for centralized visibility, policy management, and access control across multiple sites, Encrypted data collection from machine endpoints for compliance support

Shares 3 capabilities with Owl Cyber Defense: SCADA, Critical Infrastructure, Network Segmentation

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Byos Secure Gateway Edge

Commercial

OT Network Segmentation

Plug-and-play rugged IoT gateway for OT/legacy device microsegmentation.

Key features: Network microsegmentation to isolate OT/IoT assets and eliminate lateral movement, Dual connectivity: Ethernet mode for wired/legacy devices and Client mode for Wi-Fi, Plug-and-play deployment with no drivers, software, or network changes required, Bi-directional firewall with filtering by country, protocol, IP, domain, and port, Encrypted private DNS server to prevent DNS hijacking

Shares 3 capabilities with Owl Cyber Defense: SCADA, Critical Infrastructure, Network Segmentation

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genua Dioden (Data Diodes)

Commercial

OT Network Segmentation

Hardware data diodes enforcing unidirectional data transfer for sensitive networks.

Key features: Unidirectional data transfer enforced by hardware (diode function), Security by Design through static diode architecture, Industrial monitoring support (cyber-diode variant), One-way data transfer into classified/SECRET-level networks (vs-diode variant), Status messaging for reliable and fast data transmission without a return channel

Shares 4 capabilities with Owl Cyber Defense: SCADA, Critical Infrastructure, Network Segmentation, Hardware Security

View genua Dioden (Data Diodes)|genua Dioden (Data Diodes) alternatives|Compare genua Dioden (Data Diodes)

genua Industrial Firewall genuwall

Commercial

OT Network Segmentation

Industrial firewall for OT/production network segmentation and protocol filtering.

Key features: Application-layer traffic filtering for industrial protocols (OPC UA, Modbus TCP, IEC 60870-5-104), Network segmentation via security zones for machines, systems, or production areas, Bridging Mode (stealth operation without IP address changes), Throughput of up to 2 Gbit/s, Standalone and centrally managed deployment modes

Shares 3 capabilities with Owl Cyber Defense: SCADA, Critical Infrastructure, Network Segmentation

View genua Industrial Firewall genuwall|genua Industrial Firewall genuwall alternatives|Compare genua Industrial Firewall genuwall

Veracity Industrial Networks

Commercial

OT Network Segmentation

OT-SDN platform for ICS network segmentation and zero-trust mgmt.

Key features: OT network micro-segmentation using Software Defined Networking (SDN), Zero-trust, deny-by-default endpoint communication control, Centralized OT network management for all endpoints, Self-healing network capabilities to minimize downtime, Support for legacy devices and modern IoT systems

Shares 3 capabilities with Owl Cyber Defense: SCADA, Critical Infrastructure, Network Segmentation

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Owl Cyber Defense Owl Talon Data Diode

Commercial

OT Network Segmentation

Hardware-enforced data diode for one-way secure data transfer in gov/DoD nets

Key features: Hardware-enforced one-way data transfer using Protocol Filtering Diode technology, Transfer speeds from 1Gbps to 100Gbps across product line, Multiple form factors: 1U rackmount, 2U rackmount, and DIN-rail, Simultaneous transfer of multiple data types and protocols on single device, Bidirectional configuration option for secure round-trip data transfer

Shares 3 capabilities with Owl Cyber Defense: Blue Team, SCADA, Network Segmentation

View Owl Cyber Defense Owl Talon Data Diode|Owl Cyber Defense Owl Talon Data Diode alternatives|Compare Owl Cyber Defense Owl Talon Data Diode

Owl OPDS-100

Commercial

OT Network Segmentation

1U rack-mountable data diode for one-way data transfer security

Key features: Hardware-enforced one-way data transfer, 1U rack-mountable form factor, Physical network segmentation, Low to moderate data throughput support, All-in-one data diode platform

Shares 3 capabilities with Owl Cyber Defense: Blue Team, SCADA, Network Segmentation

View Owl OPDS-100|Owl OPDS-100 alternatives|Compare Owl OPDS-100

The most popular alternatives to Owl Cyber Defense include Waterfall Security Solutions, Byos Secure Edge Platform, Byos Secure Gateway Edge, genua Dioden (Data Diodes), and genua Industrial Firewall genuwall. These OT Network Segmentation tools offer similar capabilities and are frequently compared by security professionals evaluating their options.

Best Owl Cyber Defense Alternatives & Competitors in 2026

Owl Cyber Defense Alternatives and Competitors

Top Owl Cyber Defense Alternatives and Competitors at a Glance

All 24 Alternatives & Competitors to Owl Cyber Defense

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