Network Security
Firewalls, intrusion detection, network monitoring, segmentation, and secure access.
Versa Networks
A single-vendor SASE provider offering SD-WAN, NGFW, ZTNA, and now a 'sovereign SASE' option for customers with data-residency…
Akamai (App & API Protector)
Edge-network security business protecting web applications, APIs and DDoS surfaces at global CDN scale.
Halon
Swedish-built MTA and email-security infrastructure platform for high-volume mail operators, now under Intera Partners ownership with an expanded…
SecuLetter
A publicly-listed (KOSDAQ) South Korean cybersecurity firm focused exclusively on Content Disarm and Reconstruction (CDR) for email and…
Guardio
AI-powered browser security app protecting 1.5 million consumers with real-time phishing and malicious-site blocking, valued at $1.1 billion.
Netsweeper
Waterloo, Ontario-based web and DNS content filtering vendor whose classification technology is deployed by schools, telecoms, and governments…
NETSCOUT
A four-decade, NASDAQ-listed network-visibility and DDoS-defense incumbent (Arbor, Omnis).
Armour Communications
London-based secure communications vendor providing NCSC-approved encrypted voice, messaging, and conferencing for government and defense customers on everyday…
Nord Security
Nord Security, best known for the consumer product NordVPN, also runs a business security division built around NordLayer…
Spur Intelligence
A Florida IP-intelligence vendor detecting VPN, proxy, and AI-bot traffic, with strong retention and a large new round.
Red Access
A Series A Tel Aviv agentless browser-security vendor backed by Norwest, S Ventures, and Singtel Innov8.
dope.security
Mountain View startup building a secure web gateway that inspects traffic directly on the endpoint instead of routing…
Ekinops
A French networking vendor building a SASE stack from Olfeo and Chimere, including on-premises options.
Centripetal Networks
Intelligence-led managed network security vendor whose CleanINTERNET service applies threat intelligence at the network edge in real time…
AI EdgeLabs
AI-native runtime security platform for edge, IoT, and OT infrastructure, selected by industrial IoT hardware vendor Advantech as…
Sepio Systems
A Maryland-based asset risk management vendor that detects rogue and manipulated hardware at the physical/electrical layer, filling a…
NetBird
A Berlin open-source WireGuard-based Zero Trust networking company that closed a $10M Series A in January 2026.
RiskAnalytics
Operates the SecureDNS managed DNS-security service and ShadowNet threat-intelligence feed, distributed widely through ISAC/ISAO partnerships into critical-infrastructure and…
ntop
Italian developer of open-source and commercial network traffic monitoring tools ntopng and nDPI, including encrypted-traffic analysis.
PowerDMARC
A DMARC-as-a-service platform that manages email authentication (SPF, DKIM, DMARC, BIMI, MTA-STS) to stop domain spoofing and phishing…
Open Systems
Zurich-based SASE and managed detection and response provider, now a Swiss Post subsidiary, recognized repeatedly in Gartner's SASE…
Bittium
Bittium is a publicly traded Finnish company whose Secure Communications product line builds hardened, encrypted smartphones and mobile…
Venari Security
Encrypted traffic analysis platform that detects threats and anomalous behavior in encrypted network traffic using machine learning and…
Intelligent Waves
A Reston, VA defense integrator with in-house autonomous pentesting (SHADOW) and zero trust (GRAYPATH) products.