Zero trust network access
Standalone services that grant users access to specific private applications after checking identity and device, in place of a network-level VPN.
16 vendors · alphabetical
Guide: Network security vendors: who they are and how CISOs compare them
- AppgateAppgate sells ZTNA that is designed to operate at the intersection of IT and OT.Privately held · primary category
- AryakaAryaka provides SD-WAN as a service that does not have any additional hardware requirements.Ownership not established
- Cato NetworksCato Networks sells the Cato SASE Cloud, a SASE platform built as a global cloud with a single-pass engine, a single data lake and single policy enforcement.Privately held
- ClarotyThe Claroty Platform combines asset visibility, threat detection, exposure management, network protection and secure access.Privately held
- DispelDispel sells OT secure remote access, connecting vendors, OEMs, and operators to critical systems and data.Ownership not established · primary category
- Dispersive Stealth NetworkingDispersive Stealth Networking, from Dispersive Holdings, Inc., is a preemptive cybersecurity platform that makes data in motion invisible, resilient, and fully under an organization's control.Ownership not established
- GigamonThe Gigamon Deep Observability Pipeline combines physical, virtual, cloud-native, and software-based components to provide visibility, intelligence, and control across hybrid cloud infrastructure.Ownership not established
- IslandIsland sells an enterprise browser that provides a managed environment for secure application access.Privately held
- IvantiIvanti offers IT service management software that scales from core service and asset management to ITSM Premium capabilities, with optional autonomous endpoint management add-ons.Ownership not established
- Juniper NetworksJuniper Networks sells firewalls in physical, virtual and containerized forms, managed in a unified experience.Owned by Hewlett Packard Enterprise since 2025
- NetskopeNetskope sells a cloud-native platform, Netskope One, that converges security and networking services to enable fast and secure AI, cloud, and web access.Public (NASDAQ: NTSK)
- ThreatLockerThreatLocker sells an Application Control suite that includes Application Allowlisting, Ringfencing and Privileged Access Management, forming the core of its deny-by-default approach to cybersecurity.Ownership not established
- Xage SecurityXage Security sells the Xage Fabric Platform, which provides unified Zero Trust security across data centers, cloud, digital assets, cyber-physical systems, OT, LLMs, and AI agents.Ownership not established
- XcitiumXcitium sells a zero trust cybersecurity platform that protects endpoints, networks and cloud workloads from zero-day threats by isolating unknown files until they are analyzed and given a verdict.Ownership not established
- Zero NetworksZero Networks automatically creates and enforces least-privilege controls across every asset, identity, and connection.Privately held
- ZscalerZscaler sells a unified cybersecurity platform built on the Zero Trust Exchange.Public (NASDAQ: ZS)