Best Zero Trust Software

Zero trust software is a category of security tools that verify every access request rather than trusting users or devices based on network location. These products authenticate and authorize each connection continuously, and re-evaluate it as conditions change, instead of granting standing access once someone is inside the network.

Solutions in this category cover Zero Trust Architecture, Zero Trust Platforms, and Zero Trust Networking. Organizations evaluate them on identity verification, least privilege enforcement, micro-segmentation, continuous monitoring, and how much of the existing network they can cover without replacement. The main decision is whether to buy a consolidated platform or apply zero trust principles through tools already in place, since most deployments are incremental rather than a single migration.

Best Zero Trust Software by type

G2 scores products inside each subcategory, against the products they actually compete with. Below are the three highest-scoring products in each type, in the same order as the navigation.

Rank Products Rating Reviews
1
Cisco Duo
Cisco Duo

Duo stops identity-based threats and boosts workforce productivity. Our Continuous Identity Security solution provides the best access management experience across users, devices, and applications while incorporating identity visibility and context from multiple identity sources.

4.5/5

554

131 in last year

2
Zscaler Private Access
Zscaler Private Access

Zscaler Private Access (ZPA) is a cloud-based zero trust solution that securely connects users to private applications hosted in public clouds, data centers, or on-premises environments without relying on traditional VPNs or exposing them to the internet. Built on the principles of zero trust, ZPA ensures that users are authenticated and authorized before granting access, providing application-specific access rather than exposing the network. With AI-powered segmentation and identity-based policies, ZPA minimizes the attack surface, makes applications invisible to the internet, and prevents lateral movement. By simplifying access, reducing IT complexity, and improving user experience, ZPA supports modern hybrid work while delivering unmatched scalability and performance. Key Features and Benefits: • Minimize the Attack Surface: Private applications are hidden behind the Zero Trust Exchange, making them invisible and unreachable. Users connect to apps, not the network. • Eliminate Lateral Movement: Least-privileged access allows one-to-one user-to-application connections, avoiding network-wide exposure. • Deliver Exceptional User Experience & Boost Hybrid Workforce Productivity: Fast, direct access to apps via 160+ global points of presence ensures low latency and no backhauling, boosting productivity. • Accelerate Zero Trust Journey with AI-powered User-to-app Segmentation: AI/ML generates custom app segmentation recommendations, simplifying user-to-app segmentation. • Prevent Compromised Users, Insider Threats & Advanced Attackers: Comprehensive protection for private apps with OWASP Top 10 prevention, inline inspection, advanced threat protection, and data loss prevention. • Extend Zero Trust to All Applications: Enable secure remote access for legacy network connected applications such as VOIP and server-to-client applications, and extranet applications hosted in business partner or vendor networks. • Ensure Business Continuity and High Availability: ZPA Private Service Edge caches policies for zero trust access during internet outages, allowing for secure connectivity and business continuity. • Reduce Cost & Operational Complexity: Replaces legacy VPNs, simplifying management and cutting hardware and operational costs. Accelerate M&A time-to-value without having to integrate networks.

4.4/5

139

72 in last year

3
Okta
Okta

Okta, Inc. is The World’s Identity Company™. We secure AI, machine, and human identity so everyone is free to safely use any technology. Our customer and workforce solutions empower businesses and developers to protect their AI agents, users, employees, and partners while driving security, efficiencies, and innovation. Learn why the world’s leading brands trust Okta for authentication, authorization, and more at okta.com.

4.5/5

1,426

423 in last year

Showing top 3 of 159 Zero Trust Networking Software products

Rank Products Rating Reviews
1
Zscaler Internet Access
Zscaler Internet Access

Zscaler Internet Access™ (ZIA) is the world’s leading cloud-native secure access solution that protects users, devices, and data by securing all internet traffic, regardless of location. Leveraging cloud native, AI-powered cyberthreat protection and zero trust access to the internet and SaaS apps, ZIA ensures fast, direct, and secure connections to the internet and SaaS applications, eliminating the need for traditional on-premises security hardware. With ZIA, you can optimize internet security and user experience while aligning with Zero Trust principles through Zscaler Internet Access. ZIA's advanced features like Secure Web Gateways, DNS Security, Cloud Access Security Broker (CASB), Data Loss Prevention (DLP), Secure Enterprise Browsing, and Cloud Sandboxing provide comprehensive protection against advanced threats such as malware, ransomware, and phishing while safeguarding sensitive corporate data. It combines robust threat prevention with granular policy enforcement to ensure secure, seamless access for users across remote, branch, or hybrid environments. With ZIA, organizations can embrace cloud transformation while leveraging simplified management, reduced complexity, and consistent security across global teams. Key Features and Benefits: • Prevent cyberthreats and data loss with AI: Protect your organization against advanced threats with a suite of AI-powered cyberthreat and data protection services, enriched by real-time updates sourced from 500 trillion daily threat signals from the world’s largest security cloud. • Get an unmatched user experience: Get the world’s fastest internet and SaaS experience—up to 40% faster than legacy security architectures—to boost productivity and increase business agility. • Reduce costs and complexity: Realize 139% ROI with Zscaler by replacing 90% of your costly, complex, and slow appliances with a fully cloud-native zero trust platform. • Secure your hybrid workforce: Empower employees, customers, and third parties to securely access web apps and cloud services from anywhere, on any device—with a great digital experience. • Unify SecOps and NetOps Efforts: Drive faster, more collaborative security outcomes with shared tooling like real-time traffic insights, API-first integrations, and granular RBAC. • Achieve Total Data and Content Sovereignty: Enforce compliance for secure and localized access without performance tradeoffs using Egress NAT, geolocalized content, and in-country data logging. • Secure AI in Your Environment: Enable the secure use of Microsoft Copilot and other AI applications. • Protect Developer Environments at Scale: Automate SSL/TLS inspection for 30+ developer tools while sandboxing code and unknown or large files with instant AI-verdicts—all without slowing innovation. Zscaler Internet Access is trusted by organizations worldwide to ensure secure, reliable, and fast internet connectivity that supports both modern workflows and digital transformation initiatives."

4.4/5

321

198 in last year

2
ThreatLocker Zero Trust Platform
ThreatLocker Zero Trust Platform

ThreatLocker is a global leading Zero Trust Platform designed to empower organizations by providing them with the ability to control which applications are permitted to run on their networks. This suite of security tools is tailored for a wide range of users, including businesses, government agencies, and academic institutions, all of whom face the increasing threat of cybercrime. By enabling users to manage application execution, ThreatLocker aims to create a secure environment where organizations can operate without the looming fear of malware and other cyber threats. The ThreatLocker suite stands out in the cybersecurity landscape due to its focus on application allowlisting, a proactive approach that allows organizations to define and enforce policies on what software can be executed. This feature is particularly beneficial for organizations that require stringent security measures, as it minimizes the risk of unauthorized applications compromising sensitive data. The solution is designed for IT administrators who seek to enhance their network security posture while maintaining operational efficiency. One of the key features of ThreatLocker is its ability to provide real-time visibility and control over application behavior. This allows organizations to monitor application usage and detect any suspicious activities that may indicate a potential threat. Additionally, ThreatLocker offers customizable policies that can be tailored to meet the specific needs of different departments or user groups within an organization, ensuring that security measures align with operational requirements. Another significant benefit of ThreatLocker is its user-friendly interface, which simplifies the management of security policies. This accessibility enables IT teams to implement and adjust security measures without extensive training or expertise in cybersecurity. Furthermore, ThreatLocker is backed by a team of experienced cybersecurity professionals who continuously update and enhance the platform to address emerging threats and vulnerabilities. In essence, ThreatLocker provides organizations with the tools they need to take control of their cybersecurity strategy. By focusing on application control and offering robust monitoring capabilities, ThreatLocker helps organizations mitigate risks associated with cyber threats while fostering a secure environment for their operations. This innovative approach to cybersecurity empowers users to navigate their digital landscape confidently, free from the influence of cybercriminals.

4.8/5

516

226 in last year

3
FortiClient
FortiClient

Integrated endpoint protection that provides automated next-generation threat protection, as well as visibility and control of your software and hardware inventory across the entire security fabric. Identify and remediate vulnerable or compromised hosts across your attack surface.

4.4/5

277

72 in last year

Showing top 3 of 44 Zero Trust Platforms products

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Published: 2026-08-25