Genian NAC vs Nozomi Networks Guardian Comparison: Reviews, Features, Pricing & Alternatives in 2026

Detailed side-by-side comparison to help you choose the right solution for your team

Updated May 2026 8 min read

Genian NAC

0.0 (0 reviews)

Genian NAC is a comprehensive network access control solution providing real-time visibility and automated security enforcement to protect your diverse network assets from unauthorized access and cyber threats.

Starting at Free
Free Trial 30 days
VS

Nozomi Networks Guardian

0.0 (0 reviews)

Nozomi Networks Guardian provides real-time visibility and security monitoring for industrial control systems and operational technology environments to identify cyber threats and ensure continuous uptime for critical infrastructure.

Starting at --
Free Trial NO FREE TRIAL

Quick Comparison

Feature Genian NAC Nozomi Networks Guardian
Website genians.com nozominetworks.com
Pricing Model Freemium Custom
Starting Price Free Custom Pricing
FREE Trial ✓ 30 days free trial ✘ No free trial
Free Plan ✓ Has free plan ✘ No free plan
Product Demo ✓ Request demo here ✓ Request demo here
Deployment saas on-premise saas on-premise
Integrations Active Directory Slack Splunk ServiceNow Google Workspace Microsoft Azure AWS Okta Fortinet Cisco Splunk ServiceNow IBM QRadar Palo Alto Networks Cisco Check Point CrowdStrike Microsoft Sentinel Fortinet Tenable
Target Users small-business mid-market enterprise mid-market enterprise
Target Industries healthcare education manufacturing energy manufacturing utilities
Customer Count 0 0
Founded Year 2005 2013
Headquarters Anyang, South Korea San Francisco, USA

Overview

G

Genian NAC

Genian NAC gives you complete control over every device connecting to your network. You can automatically discover all hardware—from laptops and smartphones to complex IoT devices—without installing agents on every machine. This visibility allows you to see exactly who is on your network and what they are doing at any given moment.

You can enforce strict security policies based on user identity, device health, and location to ensure only compliant devices gain access. The platform helps you automate guest access management and quarantine non-compliant devices instantly. Whether you manage a single office or a global enterprise, you can maintain a zero-trust environment while reducing the manual workload on your IT team.

strtoupper($product2['name'][0])

Nozomi Networks Guardian

Nozomi Networks Guardian gives you deep visibility into your operational technology (OT) and IoT networks. You can automatically track every asset, from PLC controllers to smart sensors, without disrupting your industrial processes. The platform monitors your network traffic in real-time to create a baseline of normal behavior, allowing you to spot anomalies or unauthorized changes before they lead to costly downtime.

You can simplify your security operations by consolidating asset management, vulnerability detection, and threat monitoring into a single interface. Whether you manage a power plant, a manufacturing facility, or a smart city infrastructure, Guardian helps you identify risks and respond to cyber threats faster. It integrates with your existing security tools to provide a unified view of your entire industrial environment.

Overview

G

Genian NAC Features

  • Device Visibility Identify and monitor all connected devices in real-time using non-intrusive network sensing technology for complete environmental awareness.
  • IP Address Management Manage your IP address space efficiently by tracking assignments and preventing IP conflicts or unauthorized static IP usage.
  • Endpoint Health Check Verify that every device meets your security standards, such as active antivirus and updated patches, before granting access.
  • Guest Access Management Automate the onboarding process for visitors with a customizable captive portal that provides secure, time-limited internet access.
  • Automated Quarantine Isolate suspicious or non-compliant devices from your critical segments automatically to prevent the lateral movement of threats.
  • IT Security Automation Reduce manual tasks by setting up automated responses to specific network events or policy violations across your infrastructure.
strtoupper($product2['name'][0])

Nozomi Networks Guardian Features

  • Automated Asset Discovery. Identify every device on your network automatically to maintain an accurate, real-time inventory of your industrial hardware.
  • Vulnerability Assessment. Scan your OT and IoT assets for known vulnerabilities so you can prioritize patching and risk mitigation efforts.
  • Anomaly Detection. Establish a baseline of normal network behavior and receive instant alerts when unusual patterns indicate potential cyber threats.
  • Network Visualization. View your entire industrial network through interactive maps that show how devices communicate and where risks exist.
  • Threat Intelligence. Access updated signatures and indicators of compromise to protect your systems against the latest industrial malware and exploits.
  • Unified Security Console. Manage security across multiple sites from a single pane of glass to streamline your global industrial operations.

Pricing Comparison

G

Genian NAC Pricing

Basic
$0
  • Up to 300 nodes
  • Network surveillance
  • Device visibility
  • IP address management
  • Community-based support
N

Nozomi Networks Guardian Pricing

Pros & Cons

M

Genian NAC

Pros

  • Exceptional visibility into IoT and unmanaged devices
  • Flexible deployment options including cloud and on-premise
  • Affordable pricing compared to traditional enterprise NAC
  • Easy setup process with non-disruptive network sensing
  • Highly customizable policy engine for granular control

Cons

  • User interface can feel dated to some
  • Initial configuration requires solid networking knowledge
  • Documentation can be overly technical for beginners
A

Nozomi Networks Guardian

Pros

  • Excellent visibility into proprietary industrial protocols
  • Passive monitoring ensures no disruption to sensitive equipment
  • Detailed asset inventory simplifies compliance and auditing
  • Integrates easily with major SIEM and firewall providers

Cons

  • Initial configuration requires specialized industrial networking knowledge
  • Custom pricing can be high for smaller facilities
  • Alert volume may require tuning to avoid fatigue
x

Please claim profile in order to edit product details and view analytics. Provide your work email address to receive a verification link.

x

Please login in order to edit product details and view analytics.