CISO Tribune

Vendor comparison · 2 companies

Forescout vs Nozomi Networks

Forescout sells the Vistaro platform, which delivers Universal Zero Trust Network Access, OT security, and continuous exposure management. Nozomi Networks sells a platform for OT and IoT visibility and security that combines visibility from the endpoint to the air with continuous monitoring and AI-powered analysis. CISO Tribune files both under IoT and medical device security and OT and ICS security. This page sets the two records side by side: what each sells, where it is based, who owns and funds it, the customers it names and its recent news, each fact numbered to its source.

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  • Forescout
  • Nozomi Networks
Forescout vs Nozomi Networks: Products, Customers and Funding Compared
ForescoutForescout sells the Vistaro platform, which delivers Universal Zero Trust Network Access, OT security, and continuous exposure management.forescout.comNozomi NetworksNozomi Networks sells a platform for OT and IoT visibility and security that combines visibility from the endpoint to the air with continuous monitoring and AI-powered analysis.nozominetworks.com
What it sells
  • Forescout VistaroA platform that continuously discovers, assesses, controls, and governs every connected asset across IT, IoT, IoMT, and OT.
  • VistaroAI[1][5]An agentic AI suite that analyzes asset intelligence, exposure changes, threat context, and policy posture.
  • Forescout eyeFocusAn asset intelligence solution built on risk-based prioritization and persistent asset intelligence.
  • Forescout eyeSentryA cloud-native platform for Continuous Threat and Exposure Management.
  • Forescout SRAA controlled remote access layer for critical systems.
  • Nozomi GuardianA security sensor that passively observes and analyzes local network traffic for OT and IoT asset visibility.
  • Nozomi ArcA sensor that extends coverage to assets that Nozomi Guardian and Guardian Air sensors cannot reach.
  • Nozomi Central Management ConsoleA physical or virtual appliance that manages Guardian network security sensors from a single location.
  • Nozomi Asset IntelligenceA subscription feed that enriches data collected by passive and active discovery and third-party ingestion methods.
  • Vantage IQ[5]An AI assistant that can take the role of a SOC analyst, OT engineer or CISO through custom Personas.
Categories
Headquarters
Not stated on its pagesNot stated on its pages
Founded
Not stated on its pagesNot stated on its pages
Ownership and funding
Not stated on its pagesOwned by Mitsubishi Electric Corporation since 2026[4][5][7]
Named customers
Not stated on its pagesNot stated on its pages
Recent news
  • August 13, 2026Forescout and Crytica Security announced a partnership that combines rapid detection with asset intelligence to close visibility gaps.[2]
  • November 9, 2026Nozomi Networks announced that its Vantage for Government platform has achieved FedRAMP Moderate certification.[16]
G2 and Gartner Peer Insights
  • G2: listed, seen October 24, 2026[3]
  • Gartner Peer Insights: Not stated on its pages
  • G2: Not stated on its pages
  • Gartner Peer Insights: Not stated on its pages
Who it fits
The pages also address public sector IT and security professionals. They describe healthcare organizations that give clinicians, caregivers, research organizations and contractors network access while using agentless medical devices. They name global manufacturers, energy providers, MoDs, and critical infrastructure operators as users of the platform. Deployment options cover on-premises installations, virtual machines and Docker-based containerized deployments.Its pages address power generation, transmission and distribution networks, and upstream, midstream and downstream operations. They describe visibility and security across R&D, manufacturing and distribution facilities. On deployment, the pages describe on-prem, hybrid and cloud options, including air-gapped OT networks and globally distributed enterprises.
Last verified
November 9, 2026September 27, 2026

Where they overlap

  • Forescout and Nozomi Networks are both filed under IoT and medical device security and OT and ICS security.

Where they differ, field by field

  • Forescout's primary category is Network access control; Nozomi Networks's is OT and ICS security.
  • Forescout lists Forescout Vistaro, VistaroAI, Forescout eyeFocus, Forescout eyeSentry and Forescout SRA. Nozomi Networks lists Nozomi Guardian, Nozomi Arc, Nozomi Central Management Console, Nozomi Asset Intelligence and Vantage IQ.
  • Nozomi Networks is owned by Mitsubishi Electric Corporation, since 2026.

What it sells: Forescout

What Forescout Vistaro does
Forescout Vistaro delivers Universal Zero Trust Network Access, OT security, and continuous exposure management. It analyzes 800+ data points from activity logs, threat intelligence, compliance, identity management, SIEMs and more to orchestrate policy enforcement. It offers options for on-premises installations, virtual machines and Docker-based containerized deployments.
What VistaroAI does[1][5]
VistaroAI is an agentic AI suite purpose-built for cybersecurity. VistaroAI puts the right work in front of the right people, automatically.
What Forescout eyeFocus does
Forescout eyeFocus keeps contextualized asset data in a searchable 90-day persistent asset inventory. It calculates a multifactor risk score based on configuration, function and behavior. It correlates Common Vulnerabilities and Exposures to the CISA Known Exploited Vulnerabilities catalog.
What Forescout SRA does
Forescout SRA governs how users connect to critical systems, what they can reach, and what can happen during the session. Forescout SRA supports on-prem, cloud, and hybrid deployments with options for appliances, virtual machines, and containers on existing hardware.

What it sells: Nozomi Networks

What Nozomi Guardian does
Nozomi Guardian sensors can be deployed as hardware appliances, virtual machines, embedded devices or containers. Nozomi Guardian sensors receive and process data from other Nozomi security sensors and collectors and send it to either an on-prem Nozomi Central Management Console or the Nozomi Vantage cloud management platform.
What Nozomi Arc does
Nozomi Arc combines host-based detection and threat prevention with lightweight network sensing. Arc Embedded is a security sensor developed with OEMs to run inside industrial controllers at Purdue levels 0-1. Arc Embedded monitors east-west communications, process variable readings and controller logic changes to detect threats and anomalies.
What Nozomi Central Management Console does
Nozomi CMC collects, aggregates and analyzes data across sites to provide consolidated visibility, management and reporting. Nozomi CMC can be deployed on-prem, at the edge, in a customer cloud or paired with Vantage SaaS.
What Nozomi Asset Intelligence does
Nozomi Asset Intelligence uses artificial intelligence curated by Nozomi Networks Labs data engineers to enhance cyber device profiles with missing information. Asset Intelligence can enrich basic profiles with data from matching assets such as image, detailed description, asset type, vendor, product name, OS and lifecycle.
What Vantage IQ does[5]
Vantage IQ can take the role of a SOC analyst, OT engineer, CISO or any role needed through custom Personas. The AI assistant covers threat investigation, vulnerability prioritization, compliance and board reporting.

Questions about Forescout and Nozomi Networks

What do Forescout and Nozomi Networks sell?
Forescout sells Forescout Vistaro, VistaroAI, Forescout eyeFocus, Forescout eyeSentry and Forescout SRA. Nozomi Networks sells Nozomi Guardian, Nozomi Arc, Nozomi Central Management Console, Nozomi Asset Intelligence and Vantage IQ.
Are Forescout and Nozomi Networks in the same category?
They share IoT and medical device security and OT and ICS security. Forescout's primary category is Network access control and Nozomi Networks's is OT and ICS security.
Who owns Forescout and Nozomi Networks?
Nozomi Networks is owned by Mitsubishi Electric Corporation, since 2026.
Who are Forescout and Nozomi Networks sold to?
The pages also address public sector IT and security professionals. Its pages address power generation, transmission and distribution networks, and upstream, midstream and downstream operations.
What have Forescout and Nozomi Networks announced recently?
August 13, 2026: Forescout and Crytica Security announced a partnership that combines rapid detection with asset intelligence to close visibility gaps. November 9, 2026: Nozomi Networks announced that its Vantage for Government platform has achieved FedRAMP Moderate certification.

About Forescout

Forescout sells the Vistaro platform, which delivers Universal Zero Trust Network Access, OT security, and continuous exposure management. Forescout Vistaro continuously discovers, assesses, controls, and governs every connected asset across IT, IoT, IoMT, and OT. Forescout's platform includes skills-based agentic AI, generative AI, and ML, with human-in-the-loop control across discovery, analysis, and response. VistaroAI continuously analyzes asset intelligence, exposure changes, threat context, and policy posture, then puts the right work in front of the right people, automatically. Forescout integrates with hundreds of security and IT products.[1][4][6][7][10][13]

Forescout assigns devices to appropriate VLANs or applies access control lists based on predefined policies. Forescout's agentless controls enforce access policies without requiring software installations on devices. The Forescout Device Cloud has over 12 million device fingerprints and provides device classification.[6]

Forescout delivers adaptive Universal Zero Trust Network Access for IT, IoT, IoMT, and OT, on-premises and remote. Forescout Vistaro analyzes 800+ data points from activity logs, threat intelligence, compliance, identity management, SIEMs and more to orchestrate policy enforcement among PEPs. Forescout Vistaro lets users simulate segmentation designs using actual traffic flows and risk overlays to validate controls, fine-tune policies, and flag violations before enforcement. Forescout has contributed to NIST SP 1800-35 Zero Trust Architecture reference implementations.[7]

Forescout's exposure management continuously discovers, assesses, and prioritizes cyber risk across the entire connected asset estate, with automated compliance to NIST CSF, IEC 62443, and HIPAA. Forescout exposure management uses multi-factor scoring based on configuration, behavior, and threat intel, including KEVs, EPSS, and IoCs. Forescout eyeFocus is an asset intelligence solution that provides the foundation for understanding the security posture of an attack surface, through Agentic AI, risk-based prioritization, and persistent asset intelligence. Forescout eyeFocus keeps contextualized asset data in a searchable 90-day persistent asset inventory to track changes in configuration and risk posture over time. Forescout eyeFocus calculates a multifactor risk score based on configuration, function and behavior. Forescout eyeSentry is a cloud-native platform for Continuous Threat and Exposure Management.[8][9]

Forescout provides in-depth OT/ICS network visibility, real-time threat detection and cyber risk mitigation. Forescout supports passive discovery, active queries, direct infrastructure integration or APIs across IT, OT, IoT, IoMT, and BAS systems. Forescout detects and manages unpatched systems using a curated vulnerability database enriched with EPSS, CISA KEVs, and Vedere Labs threat intelligence. Forescout integrates over 180 data sources to bridge the divide between IT and OT. LAN CP maps network communication flows and detects anomalies such as undesired hosts, irregular communication patterns, and unexpected process commands. Vedere Labs uncovers emerging threats and feeds purpose-built intelligence directly into the Forescout platform.[6][10][11]

Forescout SRA is a controlled access layer that governs how users connect to critical systems, what they can reach, and what can happen during the session. Forescout SRA supports on-prem, cloud, and hybrid deployments with options for appliances, virtual machines, and containers on existing hardware. Forescout Vistaro combines a wide range of discovery techniques with cloud-powered intelligence for every medical device connected to a clinical network. Forescout Vistaro automates the discovery, assessment and control of every connected device, including vulnerable IoT assets that are increasingly exploited to gain network access. Forescout discovers and tracks which devices are not PQC compliant.[4][6][7][10][12]

Forescout Vistaro offers options for on-premises installations, virtual machines and Docker-based containerized deployments. Forescout sensors can be configured as active sensors that query network infrastructure. Global manufacturers, energy providers, MoDs, and critical infrastructure operators use the Forescout platform. Forescout states that its customer data includes more than 300 healthcare providers. Forescout's detection system is built on over 20 years of field experience and operates across IT, IoT, OT, BAS and IoMT environments.[6][7][8][10][11][12]

Forescout on the record

Sources

Forescout full record

  1. [1]PlatformForescout · forescout.com · published August 17, 2026 · Tier A
  2. [2]Crytica Security and Forescout Announce Integration to Strengthen Cyber Resilience for Critical InfrastructureBusiness Wire · published August 13, 2026 · Tier A
  3. [3]Forescout Platform Reviews 2026: Details, Pricing, & Features | G2G2 · undated page, accessed October 24, 2026 · Tier C
  4. [4]Forescout – Manage cyber risk and mitigate threats, continuously.Forescout · undated page, accessed November 10, 2026 · Tier A
  5. [5]The Forescout Vistaro™ PlatformForescout · undated page, accessed November 10, 2026 · Tier A
  6. [6]Network Access Control Security Software SolutionsForescout · undated page, accessed November 10, 2026 · Tier A
  7. [7]Universal Zero Trust Network Access for Every Device, EverywhereForescout · undated page, accessed November 10, 2026 · Tier A
  8. [8]Exposure ManagementForescout · undated page, accessed November 10, 2026 · Tier A
  9. [9]Forescout eyeFocusForescout · undated page, accessed November 10, 2026 · Tier A
  10. [10]OT Security Platform & Security Software ToolsForescout · undated page, accessed November 10, 2026 · Tier A
  11. [11]Cyber Threat Detection & Response Software SolutionsForescout · undated page, accessed November 10, 2026 · Tier A
  12. [12]Medical Device Cybersecurity Software PlatformForescout · undated page, accessed November 10, 2026 · Tier A
  13. [13]Network Security Software Tools & SolutionsForescout · undated page, accessed November 10, 2026 · Tier A

Nozomi Networks full record

  1. [1]Guardian Sensor | OT Network MonitoringNozomi Networks · undated page, accessed September 27, 2026 · Tier A
  2. [2]VantageNozomi Networks · nozominetworks.com · undated page, accessed September 27, 2026 · Tier A
  3. [3]OT & IoT Endpoint Security | Nozomi ArcNozomi Networks · undated page, accessed September 27, 2026 · Tier A
  4. [4]Nozomi networks enters next phase of growth as mitsubishi electric completes acquisitionNozomi Networks · nozominetworks.com · published January 28, 2026 · Tier A
  5. [5]OT Security Platform | Nozomi NetworksNozomi Networks · undated page, accessed October 27, 2026 · Tier A
  6. [6]The Leader in OT Cybersecurity Technology | Nozomi NetworksNozomi Networks · undated page, accessed October 27, 2026 · Tier A
  7. [7]Industrial Cyber Threat Detection & ResponseNozomi Networks · undated page, accessed October 27, 2026 · Tier A
  8. [8]OT & IoT Vulnerability Management | Nozomi NetworksNozomi Networks · undated page, accessed November 10, 2026 · Tier A
  9. [9]Technical Specifications | Nozomi NetworksNozomi Networks · undated page, accessed November 10, 2026 · Tier A
  10. [10]OT Asset Discovery and Inventory ManagementNozomi Networks · undated page, accessed November 10, 2026 · Tier A
  11. [11]Nozomi CMC | On Prem Security ManagementNozomi Networks · undated page, accessed November 10, 2026 · Tier A
  12. [12]Cybersecurity Asset Intelligence | Nozomi NetworksNozomi Networks · undated page, accessed November 10, 2026 · Tier A
  13. [13]Continuous OT and IoT Network MonitoringNozomi Networks · undated page, accessed November 10, 2026 · Tier A
  14. [14]Data Center Cybersecurity Solutions | Nozomi NetworksNozomi Networks · undated page, accessed November 10, 2026 · Tier A
  15. [15]Building Automation System CybersecurityNozomi Networks · undated page, accessed November 10, 2026 · Tier A
  16. [16]Nozomi Networks Vantage for Government Achieves FedRAMP Moderate CertificationNozomi Networks · published November 9, 2026 · Tier A

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