1. What Is the IoT Security Market?
The IoT Security Market covers platforms, solutions, and services that discover, assess, segment, monitor, and protect internet of things devices. These devices connect to enterprise and industrial networks. They lack native security agents, cannot be easily patched, and use non-standard protocols. Discovery and profiling tools identify connected devices using passive traffic analysis, active scanning, and DHCP and network management integration. This builds the asset inventory that underpins an IoT security programme. Segmentation, micro-perimeters, and policy enforcement quarantine IoT devices into isolated zones. There they can reach only their authorised cloud endpoints and not sensitive enterprise systems. Healthcare organisations with connected medical devices, manufacturers with IoT production equipment, smart building operators, and facilities teams deploy IoT security. It reduces the attack surface that millions of unmanaged devices introduce.
2. IoT Security Market Size & Forecast
3. Emerging Technologies
- Passive network traffic analysis discovers and profiles IoT devices. It inspects protocol signatures including MQTT, CoAP, BACnet, and Modbus. This classifies device type, manufacturer, firmware version, and behaviour automatically. It needs no agent on devices that cannot run security software.
- Network segmentation enforcement uses next-generation firewall policy and software-defined perimeters. It restricts IoT communication to pre-approved cloud endpoints and management servers. This prevents lateral movement from compromised devices that flat network architectures enable.
- Firmware vulnerability analysis serves connected medical and industrial IoT devices. It uses binary analysis to identify known CVEs without source code or vendor cooperation. This provides assessment for devices whose manufacturers do not run standard disclosure programmes.
- Continuous behavioural monitoring of IoT traffic uses anomaly detection. It identifies deviations from established communication patterns. These signal device compromise, malware execution, or command-and-control activity. Compromised devices can then be isolated before weaponisation.
Comparable technologies are influencing adjacent market segments in similar ways. Read more in our Mobile Security Market.
4. Key Market Opportunity
Material revenue potential in the IoT Security market is agentless network monitoring and anomaly detection, as devices that cannot run security software must be protected by observing their network behaviour. Vendors offering passive discovery and behavioural baselines can serve the large installed base of unmanageable devices across industrial and enterprise environments. Adjacent demand centers on device identity and certificate management for large IoT fleets, where organisations need scalable authentication infrastructure. As IoT connectivity expands into healthcare, manufacturing, and critical infrastructure, the addressable opportunity is growing from niche device protection toward broad operational technology and consumer connectivity security.
5. Top Companies in the IoT Security Market
The following organisations hold leading positions in the IoT Security Market. The full report provides revenue share, SWOT analysis, and competitive benchmarking for each player.
- Microsoft
- Palo Alto Networks
- Cisco
- Armis
- Claroty
- Forescout
- Nozomi Networks
- Trend Micro
- Fortinet
- SentinelOne
- Check Point Software
- Trustwave
- Kaspersky
- Karamba Security
6. Market Segmentation
The IoT Security Market is analysed across 4 segmentation dimensions. Revenue data, growth rates, and competitive intensity by sub-segment are available in the full report.
| Segmentation | Sub-Segments |
|---|---|
| By Type | Network SecurityEndpoint SecurityApplication SecurityCloud Security |
| By Deployment | On-PremiseCloud |
| By End User | ManufacturingHealthcareEnergyRetailSmart City |
| By Geography | North AmericaEuropeAsia PacificLatin AmericaMiddle East and Africa |
7. Key Market Trends (2026–2034)
Three major forces are shaping the IoT Security Market trajectory over the forecast period:
IoT Security Has Emerged as a Standalone Platform Category as Unmanaged Connected Devices Became the Leading Initial Access Vector.Claroty's asset discovery, Armis Security's agentless IoT protection, and Forescout's device intelligence platform identify and monitor IoT devices including IP cameras, HVAC systems, building automation, and medical devices through passive network traffic analysis that infers device type, operating system, and communication patterns from packet metadata. The IoT device security posture challenge includes the long operational lifespan of industrial and medical IoT devices where 10-20 year device lifecycles outlast vendor software support commitments, creating an installed base of devices running end-of-life operating systems that receive no security patches for newly discovered vulnerabilities. FDA's postmarket medical device cybersecurity guidance requiring continuous vulnerability monitoring, SBOM transparency, and coordinated vulnerability disclosure has elevated IoT security requirements in healthcare where patient safety implications of compromised medical devices create regulatory liability that general IoT security compliance frameworks do not address.
Passive Traffic Profiling Has Replaced Manual Asset Management as the Primary Method for Discovering and Classifying IoT Inventory.Illumio's Zero Trust Segmentation, Guardicore's Centra, and Cisco TrustSec provide network policy enforcement isolating IoT device traffic to authorised communication paths, limiting the blast radius of a compromised IoT device to prevent lateral movement to adjacent network segments that a compromised camera or HVAC controller would otherwise enable. The IoT segmentation implementation challenge in brownfield environments where IoT devices were deployed without network isolation planning requires network discovery tools that can identify device communication patterns before defining segmentation policies not disrupting legitimate device operations. Operational technology network segmentation aligns with IEC 62443 Zone and Conduit requirements defining isolation boundaries and communication rules for industrial IoT and control system networks, providing a structured framework for IoT security architecture in manufacturing and critical infrastructure environments.
Healthcare IoT Security Is the Fastest-Growing Vertical as Connected Medical Devices Create Regulated Patient Safety Risk.The Connectivity Standards Alliance's Matter 1.0 protocol adopted by Apple HomeKit, Google Home, Amazon Alexa, and Samsung SmartThings requires IoT device manufacturers to implement X.509 certificate-based device attestation, encrypted communications using TLS 1.3, and OTA update signature verification ensuring manufacturer-issued updates against device takeover through unsigned firmware injection. The Matter protocol's security requirement standardisation addresses the fundamental IoT security problem where the competitive race to lowest manufacturing cost drove elimination of security features adding component cost without differentiating consumer purchasing decisions. Thread network protocol underlying Matter provides mesh networking with peer-to-peer encrypted communications eliminating the centralised smart home hub dependency that created single-point compromise risks in earlier IoT architectures.
For related market intelligence, see the Ot Security Market.
8. Segmental Analysis
By type, the network monitoring and anomaly detection segment dominated the IoT Security Market in 2025, as Claroty, Nozomi Networks, and Armis anchored visibility across unmanaged OT and IoT devices on enterprise networks, generating the largest share of IoT security revenue.
By deployment, the cloud-managed IoT security segment is projected to register the highest growth rate through 2034, as device manufacturers embed security agents and cloud management extends policy enforcement across distributed connected product fleets without on-site infrastructure.
9. Regional Analysis
Regional demand patterns across the IoT Security Market reflect differences in regulation, technological maturity, and capital investment.
Largest Market Share
North America dominated the IoT Security Market in 2025, accounting for approximately 41% of global revenue, attributed to vendors including Palo Alto Networks, Armis, and Forescout and high IoT deployment density in healthcare, manufacturing, and enterprise environments. Moreover, regulatory attention to connected medical devices and industrial security sustains investment. In addition, the concentration of IoT platform providers supports early security integration. Regional leadership is due to this combination of vendor presence and regulatory demand.
Highest CAGR Region
Asia Pacific is projected to register the highest CAGR in the IoT Security Market through 2034, driven by rapid IoT deployment in smart manufacturing, smart cities, and consumer electronics across China, India, and Southeast Asia. The region is also witnessing government investment in smart infrastructure that requires device security. Moreover, the growth of connected healthcare and logistics creates new IoT attack surfaces needing protection. The combination of these demand drivers and an expanding base positions Asia Pacific for sustained growth outperformance through 2034.
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Frequently Asked Questions
The IoT Security Market was valued at USD 8.36 Bn in 2025 and is projected to reach USD 44.76 Bn by 2034, growing at a CAGR of 20.5% over the 2026–2034 forecast period.
The IoT Security Market is projected to grow at a CAGR of 20.5% from 2026 to 2034.
North America dominated the IoT Security Market in 2025, accounting for approximately 41% of global revenue, attributed to vendors including Palo Alto Networks, Armis, and Forescout and high IoT deployment density in healthcare, manufacturing, and enterprise environments.
The leading companies in the IoT Security Market include Microsoft, Palo Alto Networks, Cisco, Armis, Claroty, Forescout, Nozomi Networks, Trend Micro, Fortinet, SentinelOne, Check Point Software, Trustwave, Kaspersky, Karamba Security.
Iot security has emerged as a standalone platform category as unmanaged connected devices became the leading initial access vector.
By type, the network monitoring and anomaly detection segment dominated the IoT Security Market in 2025, as Claroty, Nozomi Networks, and Armis anchored visibility across unmanaged OT and IoT devices on enterprise networks, generating the largest share of IoT security revenue.
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