All companies
Every cybersecurity vendor and service firm on the list. Tick the filters to build a shortlist, then open a profile to see who owns the company and what it does. You can also browse by category or country, or see recent deals.
Results
See also IoT security companies and companies based in the United States.
| Company | Category | Based in | Founded | Ownership |
|---|---|---|---|---|
Armis Armis provides cyber exposure management and security for connected devices and operational technology. | IoT, embedded and product security | United States | Part of ServiceNow | |
Asimily Asimily provides a platform to discover, assess, and mitigate risks for IoT, OT, and IoMT devices. | IoT, embedded and product security | Sunnyvale, United States | Private | |
Atredis Partners Employee-owned research firm testing embedded systems, including vehicle infotainment, telematics units and CAN networks. | Penetration testing | United States | Private | |
Block Harbor Cybersecurity Detroit firm offering a vehicle security engineering platform alongside automotive penetration testing and defensive security services. | Automotive cybersecurity | Detroit, United States | Private | |
Claroty Claroty provides cybersecurity for cyber-physical systems in industrial, healthcare, and commercial settings. | OT and ICS security | New York, United States | Private | |
Eclypsium Eclypsium provides continuous assurance of critical hardware, firmware, and software across enterprise infrastructure. | IoT, embedded and product security | Portland, United States | 2017 | Private |
Finite State Finite State provides a product security platform for connected devices, automating SBOM generation, vulnerability analysis, and compliance evidence. | Software supply chain and SBOM | Columbus, United States | 2017 | Private |
Forescout Technologies Forescout provides a platform for managing cyber risk and mitigating threats across IT, OT, IoT, and IoMT devices. | OT and ICS security | San Jose, United States | Owned by Advent International and Crosspoint Capital Partners | |
IOActive Boutique security consultancy specialising in IoT, SCADA/ICS, embedded systems, and hardware security research with world-renowned researchers. | Penetration testing | Seattle, United States | 1998 | Private |
Keyfactor Keyfactor provides software for managing machine identities and cryptographic keys. | Encryption and key management | Independence, United States | Private | |
Keysight Technologies Test equipment maker whose device security lab, built on Riscure, tests chips, cards and vehicle electronics against side-channel and fault-injection attacks. | IoT, embedded and product security | Santa Rosa, California, United States | 2014 | Public, KEYS |
NetRise NetRise analyses compiled software to create an inventory of components and identify supply chain risks. | Software supply chain and SBOM | Austin, United States | 2020 | Part of Dragos |
Nozomi Networks Nozomi Networks provides OT and IoT security solutions for critical infrastructure, offering asset visibility and threat detection. | OT and ICS security | San Francisco, United States | Owned by Mitsubishi Electric | |
OmniTrust Provides a platform for managing cryptographic trust across devices, systems and AI. | IoT, embedded and product security | Ashburn, United States | 2010 | Private |
OPSWAT OPSWAT provides cybersecurity solutions to protect critical infrastructure from file-borne and device-borne threats. | OT and ICS security | Tampa, United States | Private | |
Ordr Ordr provides a platform that discovers and enforces security policies for connected devices across IT, IoT, OT, and IoMT. | IoT, embedded and product security | Santa Clara, United States | 2015 | Private |
Palo Alto Networks Palo Alto Networks provides cybersecurity platforms and services to protect organizations from cyber threats. | Firewalls | Santa Clara, United States | 2005 | Public, PANW |
Rambus Chip IP company licensing automotive-grade hardware security modules, MACsec engines and key provisioning for vehicle chips. | Automotive cybersecurity | San Jose, United States | Public, RMBS | |
Red Balloon Security Embedded firmware hardening and runtime monitoring for devices, including Symbiote protection for vehicle ECUs and calibration data. | IoT, embedded and product security | New York, United States | 2011 | Private |
RunSafe Security Generates SBOMs for embedded code and hardens vehicle ECU software against memory-based exploits at runtime. | Software supply chain and SBOM | McLean, United States | Private | |
runZero runZero provides exposure management software that discovers and profiles assets across IT, OT, IoT, cloud and mobile networks. | Attack surface management | Austin, United States | 2018 | Part of Dragos |
SecureThings.ai Sunnyvale and Pune firm selling in-vehicle intrusion detection, vehicle SOC analytics, secure OTA and security assessments. | Automotive cybersecurity | Sunnyvale, United States | Private | |
Shift5 Onboard monitoring platform that detects cyber and electronic warfare threats on military vehicles, aircraft, ships and trains. | OT and ICS security | Rosslyn, Virginia, United States | 2019 | Private |
Sibros Connected vehicle software firm offering OTA updates, data logging and a vehicle security operations centre for fleets. | Automotive cybersecurity | San Jose, California, United States | 2018 | Private |
TigerByte Cyber TigerByte Cyber provides cyber hardening for AI and edge devices in mission-critical environments. | IoT, embedded and product security | Hanover, United States | Private | |
Tranzhalo Georgia start-up whose TranzSecure service flags cyber attacks, unknown devices and cargo theft across trucking fleets. | Automotive cybersecurity | Alpharetta, United States | Private | |
UL Solutions Global testing and certification firm, recognised by the PCI SSC for PTS POI and HSM evaluation, with labs in the UK and China. | Compliance audits (SOC 2, ISO 27001) | Northbrook, United States | Public, ULS | |
Upstream Security Upstream Security provides a cybersecurity and intelligence platform for physical AI, vehicles, and smart mobility. | Automotive cybersecurity | Birmingham, United States | 2017 | Private |
V Vultara Web-based software that automates vehicle threat analysis and risk assessment, plus vulnerability tracking and consulting. | Automotive cybersecurity | Troy, Michigan, United States | Private | |
wolfSSL Embedded cryptography firm whose wolfHSM ports its crypto library to automotive hardware security modules in ECUs. | IoT, embedded and product security | Edmonds, Washington, United States | 2004 | Private |