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48 Best FreeWave Zentry Alternatives & Competitors (2026) | CybersecTools

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FreeWave Zentry

Best FreeWave Zentry Alternatives & Competitors in 2026

Top picks: Blue Ridge Networks LinkGuard & CyberCloak, Xona, Vantelis Water — plus 45 more compared.

Cyber-Physical Security

Evaluating FreeWave Zentry alternatives comes down to matching Cyber-Physical Security capabilities to your environment, integrations, and budget rather than chasing feature parity. The options below are compared on what actually drives a switch: coverage, deployment fit, pricing, and real reviews from security teams. Independent and vendor-neutral: we never sell rankings.

FreeWave Zentry Alternatives and Competitors

FreeWave Zentry is a commercial Industrial Control System Security tool developed by FreeWave Technologies. Security professionals most commonly compare it with Blue Ridge Networks LinkGuard & CyberCloak, Xona, Vantelis Water, PacketViper OT360/OTRemote/IT360/Deception360, and Simplesense Installation Resilience Platform. All 48 alternatives are matched by shared capabilities, tags, and NIST CSF 2.0 coverage.

Data verified Jul 2026

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Top FreeWave Zentry Alternatives and Competitors at a Glance

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

Blue Ridge Networks LinkGuard & CyberCloak

Commercial

Industrial Control System Security

ICS/SCADA security solution with Zero Trust segmentation for OT environments.

Key features: Network segmentation to limit breach scope and unauthorized access, Asset concealment to hide critical infrastructure from adversaries, Data encryption across unknown or hostile networks, Multi-factor authentication for networks and devices, Secure remote access as an alternative to traditional VPNs

Shares 4 capabilities with FreeWave Zentry: SCADA, ZTNA, Critical Infrastructure, Network Segmentation

View Blue Ridge Networks LinkGuard & CyberCloak|Blue Ridge Networks LinkGuard & CyberCloak alternatives|Compare Blue Ridge Networks LinkGuard & CyberCloak

Commercial

Industrial Control System Security

Zero Trust secure remote access platform for OT/ICS environments.

Key features: Secure remote access for OT/ICS environments, Zero Trust architecture enforcement, Third-party vendor and OEM access management, VPN replacement capability, Compliance and audit support for OT/ICS

Shares 4 capabilities with FreeWave Zentry: SCADA, ZTNA, Remote Access, Critical Infrastructure

View Xona|Xona alternatives|Compare Xona

Commercial

Industrial Control System Security

Agentless OT cybersecurity for water/wastewater SCADA and PLC systems.

Key features: Agentless protection for legacy PLCs and HMIs, Passive all-in-one TAP + NPB + traffic aggregation, Micro-segmentation without network re-engineering, Compatible with all OT vendors and protocols, Real-time OT visibility across treatment plants and pumping stations

Shares 5 capabilities with FreeWave Zentry: IOT Security, SCADA, Critical Infrastructure, Microsegmentation +1 more

View Vantelis Water|Vantelis Water alternatives|Compare Vantelis Water

PacketViper OT360/OTRemote/IT360/Deception360

Commercial

Industrial Control System Security

Agentless OT/IT network security suite for detection, prevention & deception.

Key features: Agentless threat detection, prevention, containment, and response, Deception-based detection technology (Deception360), Real-time contextual security data and visibility, Behavioral-based detection with false-positive-free design, End-to-end third-party activity tracking with full attribution

Shares 3 capabilities with FreeWave Zentry: SCADA, Critical Infrastructure, Network Segmentation

View PacketViper OT360/OTRemote/IT360/Deception360|PacketViper OT360/OTRemote/IT360/Deception360 alternatives|Compare PacketViper OT360/OTRemote/IT360/Deception360

Simplesense Installation Resilience Platform

Commercial

Industrial Control System Security

DoD-compliant OT/CS security platform for installations w/ hybrid cloud.

Key features: Infrastructure-as-code deployment with automated pipelines, Continuous monitoring down to Purdue Level 1 for OT/CS assets, Machine learning-based threat detection and elimination, Ongoing automated patch management, Impact Level 5 (IL5) cloud-hosted security tooling including anti-virus, scanning, and threat detection

Shares 3 capabilities with FreeWave Zentry: SCADA, Critical Infrastructure, Network Segmentation

View Simplesense Installation Resilience Platform|Simplesense Installation Resilience Platform alternatives|Compare Simplesense Installation Resilience Platform

TXOne OT Security

Commercial

Industrial Control System Security

OT zero trust security platform for industrial control systems

Key features: OT zero trust security methodology, Installation-free asset and device scanning, Air-gapped environment protection, ICS endpoint protection for extreme conditions, OT-native network segmentation

View TXOne OT Security|TXOne OT Security alternatives|Compare TXOne OT Security

PacketViper OT Security

Commercial

Industrial Control System Security

OT/ICS cybersecurity solution for threat prevention, detection & containment.

Key features: Threat prevention, detection, containment, and response for OT/ICS environments, Deceptive techniques and artifacts for unknown threat detection, Automated incident response to contain threats at the local facility level, Zero false positive operation for unattended remote asset protection, Policy-based attack surface management distinguishing threats from normal OT operations

Shares 3 capabilities with FreeWave Zentry: SCADA, Critical Infrastructure, Network Segmentation

View PacketViper OT Security|PacketViper OT Security alternatives|Compare PacketViper OT Security

FlintX OT Security Platform

Commercial

Industrial Control System Security

AI-native OT security platform for ICS/SCADA threat detection & response.

Key features: AI/ML threat detection using behavioral analysis and signature detection, Automated incident response with detection, containment, and recovery, OT asset discovery and network visibility, Vulnerability assessment and risk prioritization for OT assets, Predictive security analytics using machine learning

Shares 3 capabilities with FreeWave Zentry: IOT Security, SCADA, Critical Infrastructure

View FlintX OT Security Platform|FlintX OT Security Platform alternatives|Compare FlintX OT Security Platform

All 48 Alternatives & Competitors to FreeWave Zentry

Compare

Blue Ridge Networks LinkGuard & CyberCloak

ICS/SCADA security solution with Zero Trust segmentation for OT environments.

Industrial Control System Security

Compare

Zero Trust secure remote access platform for OT/ICS environments.

Industrial Control System Security

Compare

Agentless OT cybersecurity for water/wastewater SCADA and PLC systems.

Industrial Control System Security

Compare

PacketViper OT360/OTRemote/IT360/Deception360

Agentless OT/IT network security suite for detection, prevention & deception.

Industrial Control System Security

Compare

Simplesense Installation Resilience Platform

DoD-compliant OT/CS security platform for installations w/ hybrid cloud.

Industrial Control System Security

Compare

TXOne OT Security

OT zero trust security platform for industrial control systems

Industrial Control System Security

Compare

PacketViper OT Security

OT/ICS cybersecurity solution for threat prevention, detection & containment.

Industrial Control System Security

Compare

FlintX OT Security Platform

AI-native OT security platform for ICS/SCADA threat detection & response.

Industrial Control System Security

Compare

Cyolo Remote Privileged Access

Remote privileged access solution for OT/ICS and cyber-physical systems

Industrial Control System Security

Compare

HiveMQ HiveMQ Platform

Industrial data platform for streaming operational data using MQTT protocol

Industrial Control System Security

Compare

Secure remote access solution for OT/ICS environments with zero-trust access

Industrial Control System Security

Compare

Zero-trust security for distributed energy resources and industrial systems

Industrial Control System Security

Compare

Seckiot Explore & Citadelle

OT cybersecurity platform for industrial infrastructure protection & monitoring

Industrial Control System Security

Compare

AI-powered runtime security for distributed energy networks and IoT devices

Industrial Control System Security

Compare

IKARUS OT Security Sensor Management

Managed licensing & admin of Nozomi Guardian OT sensors via IKARUS MSSP.

Industrial Control System Security

Compare

Rhebo OT Security

OT/IIoT network security monitoring, anomaly detection, and asset discovery.

Industrial Control System Security

Compare

Salvador Technologies

OT/ICS cyber-resilience platform for sub-minute backup & recovery.

Industrial Control System Security

Compare

ICsec SCADvance XP

Passive OT network monitoring & anomaly detection for ICS environments.

Industrial Control System Security

Compare

DERSec Platform

OT cybersecurity platform securing distributed energy resources (DERs).

Industrial Control System Security

Compare

Industrial security gateway for OT environments with ruggedized hardware

Industrial Control System Security

Compare

Gambit KnightGuard for OT & Critical Infra

OT & critical infrastructure protection platform for threat-informed defense

Industrial Control System Security

Compare

OTOPIQ Platform

AI-driven OT security platform for PLCs, RTUs, HMIs, and workstations

Industrial Control System Security

Compare

Akimbo Technologies DEFENSA Ethernet

Ethernet MITM detection & autonomous response for OT/ICS port networks.

Industrial Control System Security

Compare

IKARUS Industrial Cyber Security (OT)

OT security suite for industrial networks and critical infrastructure protection.

Industrial Control System Security

Compare

IKARUS OT Security Sensor Guardian

Passive OT/IoT network sensor for real-time threat detection and asset visibility.

Industrial Control System Security

Compare

Rail-specialist cybersecurity suite for on-board & wayside systems.

Industrial Control System Security

Compare

OT/ICS cybersecurity assessment & risk management platform for critical infrastructure.

Industrial Control System Security

Compare

swIDch PLC OTAC

MFA solution for OT devices using dynamic one-time authentication codes

Industrial Control System Security

Compare

Real-time cybersecurity monitoring platform for OT and critical infrastructures

Industrial Control System Security

Compare

Web-based risk management platform for ICS/SCADA environments using a PDCA lifecycle.

Industrial Control System Security

Compare

OT cybersecurity platform for rail networks with asset discovery and threat detection.

Industrial Control System Security

Compare

ProSoft Secure Remote Connectivity

Industrial secure remote access platform for OT equipment monitoring.

Industrial Control System Security

Compare

AVEVA is an industrial software provider offering engineering, operations, and data management solutions for operational technology environments across various industrial sectors.

Industrial Control System Security

Free

Compare

Trend Micro Industrial Network Security

ICS/OT network security solution with IPS, firewall, and segmentation

Industrial Control System Security

Compare

AI-based threat detection & risk mgmt for OT/IT industrial environments

Industrial Control System Security

Compare

TXOne Endpoint Protection

OT endpoint security for ICS environments with legacy & modern OS support

Industrial Control System Security

Compare

Nozomi Networks Nozomi Guardian

Passive network monitoring for OT/IoT asset visibility and threat detection

Industrial Control System Security

Compare

iOT365 Cybersecurity Platform

AI-powered OT/IoT cybersecurity platform for critical infrastructure

Industrial Control System Security

Compare

Galvanick XD/OT

Extended Detection and Response platform for OT/ICS environments

Industrial Control System Security

Compare

CYSEC ARCA SATLINK

Software SDLS protocol impl. for end-to-end satellite link encryption.

Industrial Control System Security

Compare

Centralized OT security monitoring & risk mgmt platform for multi-site ops

Industrial Control System Security

Compare

Dragos OT Incident Response

OT incident response platform for ICS/SCADA environments

Industrial Control System Security

Compare

Cynalytica OT OptICS™

AI-driven IDS for serial-connected ICS with anomaly detection

Industrial Control System Security

Compare

ML-based OT cybersecurity suite for threat detection and IR in industrial systems.

Industrial Control System Security

Compare

ICSREF is a modular framework that automates reverse engineering of CODESYS industrial control system binaries to identify functions, library calls, and program structures.

Industrial Control System Security

Free

Compare

A collection of PCAPs for ICS/SCADA utilities and protocols with the option for users to contribute.

Industrial Control System Security

Free

Compare

A customized Kali Linux distribution for ICS/SCADA pentesting professionals

Industrial Control System Security

Free

Compare

TXOne Portable Inspector

USB-based malware scanner for air-gapped OT/ICS devices without installation

Industrial Control System Security

Also compare alternatives to:

Blue Ridge Networks LinkGuard & CyberCloak alternatives Xona alternatives Vantelis Water alternatives PacketViper OT360/OTRemote/IT360/Deception360 alternatives Simplesense Installation Resilience Platform alternatives TXOne OT Security alternatives PacketViper OT Security alternatives FlintX OT Security Platform alternatives Cyolo Remote Privileged Access alternatives HiveMQ HiveMQ Platform alternatives Cyolo PRO alternatives Solitude Labs alternatives

Compare FreeWave Zentry with:

FreeWave Zentry vs Blue Ridge Networks LinkGuard & CyberCloak FreeWave Zentry vs Xona FreeWave Zentry vs Vantelis Water FreeWave Zentry vs PacketViper OT360/OTRemote/IT360/Deception360 FreeWave Zentry vs Simplesense Installation Resilience Platform FreeWave Zentry vs TXOne OT Security FreeWave Zentry vs PacketViper OT Security FreeWave Zentry vs FlintX OT Security Platform

FreeWave Zentry Alternatives FAQ

Common questions security professionals ask when evaluating alternatives and competitors to FreeWave Zentry.

What are the best alternatives to FreeWave Zentry?

The most popular alternatives to FreeWave Zentry include Blue Ridge Networks LinkGuard & CyberCloak, Xona, Vantelis Water, PacketViper OT360/OTRemote/IT360/Deception360, and Simplesense Installation Resilience Platform. These Industrial Control System Security tools offer similar capabilities and are frequently compared by security professionals evaluating their options.

How many alternatives to FreeWave Zentry are available?

There are 48 alternatives to FreeWave Zentry listed on CybersecTools, all within the Industrial Control System Security category. Each alternative is matched based on shared capabilities, tags, and NIST CSF coverage areas.

Is FreeWave Zentry free or commercial?

FreeWave Zentry is a commercial Industrial Control System Security tool. It requires a paid license or subscription. Both free and commercial alternatives are available for comparison.

What type of tool is FreeWave Zentry?

FreeWave Zentry is a Industrial Control System Security tool within the broader Cyber-Physical Security category. It is used by security professionals for industrial control system security capabilities and can be compared against 48 similar tools.

Have more questions? Browse our categories or search for specific tools.

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