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Put two or three cybersecurity products side by side and see how they differ on deployment, pricing, features, integrations and compliance.

Nozomi Networks GuardianTenable OT Security2 of 3 products
Nozomi Networks logo

Nozomi Networks Guardian

by Nozomi Networks

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Tenable logo

Tenable OT Security

by Tenable

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Overview

What it is

Nozomi Networks Guardian

Nozomi Networks Guardian: threat feed integration and vulnerability correlation. Built for SCADA process anomaly monitoring. Compare Asset Discovery alternatives.

Tenable OT Security

Tenable OT Security helps teams with PLC firmware auditing. Explore features like IT/OT asset inventory, appliance deployment and the closest OT Security competitors.

Product type

Nozomi Networks Guardian

Comprehensive Industrial Cyber Security & Operational Anomaly Appliance

Tenable OT Security

Industrial Cybersecurity & OT/SCADA Asset Defense

Best for

Nozomi Networks Guardian

Utilities, Transportation, Smart Cities, Manufacturing, Energy

Tenable OT Security

Manufacturing, Energy & Utilities, Oil & Gas, Transportation, Defense, Critical Infrastructure

Pricing

Pricing model

Nozomi Networks Guardian

Contact Vendor

Tenable OT Security

Contact Vendor

Free trial

Nozomi Networks Guardian

Free trial: yes

Tenable OT Security

Free trial: yes

Deployment

Deployment options

Nozomi Networks Guardian

CloudOn-Premise

Tenable OT Security

On-Premise

Deployment details

Nozomi Networks Guardian

Hardware; Virtual; Cloud-connected; Hardware appliance; Virtual appliance (VMware/KVM)

Tenable OT Security

Hardware Appliance; Virtual Appliance; Sensor Nodes; Hardware Appliance; Virtual Appliance; Distributed Sensors

Data residency

Nozomi Networks Guardian

Customer-controlled; Local premises

Tenable OT Security

Customer-hosted OT network sovereignty

Key features

What it offers

Nozomi Networks Guardian

  • Non-intrusive network inspection
  • Process variable anomaly detection
  • Industrial asset inventory
  • Vulnerability correlation
  • Threat feed integration
  • SCADA process anomaly monitoring
  • Critical infrastructure defense
  • Industrial vulnerability discovery

Tenable OT Security

  • Proprietary active controller querying
  • Industrial protocol DPI
  • Ladder logic change tracking
  • IT/OT asset inventory
  • IEC 62443 compliance reporting
  • Critical infrastructure protection
  • PLC firmware auditing
  • Unauthorized logic change detection

Platform & access

API access

Nozomi Networks Guardian

API access: yes

Tenable OT Security

API access: yes

Single sign-on (SSO)

Nozomi Networks Guardian

SSO: yes

Tenable OT Security

SSO: yes

Role-based access (RBAC)

Nozomi Networks Guardian

RBAC: yes

Tenable OT Security

RBAC: yes

Multi-tenant

Nozomi Networks Guardian

Multi-tenant: no

Tenable OT Security

Multi-tenant: yes

Mobile app

Nozomi Networks Guardian

Mobile app: no

Tenable OT Security

Mobile app: no

Supported platforms

Nozomi Networks Guardian

ICS/OT networksSCADA systemsIoT fleets

Tenable OT Security

PLCsRTUsDCSHMIsSCADA NetworksIndustrial Switches

Compliance

Nozomi Networks Guardian

IEC 62443NERC CIPNIS2SOC 2ISO 27001

Tenable OT Security

IEC 62443NERC CIPNIST SP 800-82ISO 27001CISA Guidelines

Integrations & coverage

Integrations

Nozomi Networks Guardian

Nozomi VantageFortinetPalo Alto NetworksSiemensSchneider Electric

Tenable OT Security

Rockwell AutomationSiemensSchneider ElectricTenable OneSplunk

Industries

Nozomi Networks Guardian

UtilitiesTransportationSmart CitiesManufacturingEnergy

Tenable OT Security

ManufacturingEnergy & UtilitiesOil & GasTransportationDefenseCritical Infrastructure

Regions

Nozomi Networks Guardian

GlobalNorth AmericaEuropeMiddle EastAsia-Pacific

Tenable OT Security

Global industrial enterprise deployments

Vendor

Company

Nozomi Networks Guardian

Nozomi Networks

Tenable OT Security

Tenable

Headquarters

Nozomi Networks Guardian

San Francisco, California, USA

Tenable OT Security

Columbia, Maryland, USA

Company size

Nozomi Networks Guardian

500+

Tenable OT Security

1,500+

Founded

Nozomi Networks Guardian

2013

Tenable OT Security

2002

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