Top 10 Best Zero Trust Security Companies 2025

In today’s hyper-connected and increasingly cloud-centric world, the traditional perimeter-based security model is no longer sufficient.

The “castle and moat” approach assumes that everything inside the network is trustworthy, leaving organizations vulnerable to insider threats and sophisticated external attacks that bypass the outer defenses.

Zero trust security offers a fundamentally different paradigm: never trust, always verify. This principle extends to every user, device, application, and network flow, regardless of location.

As organizations grapple with remote workforces, cloud migrations, and the escalating sophistication of cyber threats, the adoption of a zero trust architecture is becoming a business imperative.

The landscape of zero trust security companies is diverse, with vendors offering solutions that address various aspects of this security model, from identity and access management to network segmentation and data protection.

Choosing the right zero trust vendors is crucial for building a resilient and secure infrastructure.

This article highlights the Top 10 Best Zero Trust Security Companies for 2025, providing an in-depth look at their offerings, key features, and why they are leading the way in helping organizations implement a robust zero trust strategy.

The Principles Driving The Need For Zero Trust In 2025

Several key trends are driving the widespread adoption of zero trust security:

Remote Work and Hybrid Environments: The shift to remote and hybrid work models has blurred the traditional network perimeter, making it essential to verify every user and device accessing resources, regardless of their physical location.

Cloud Adoption: Organizations are increasingly relying on cloud services and multi-cloud environments, which extend the attack surface and necessitate consistent security controls based on zero trust principles.

Insider Threats: Zero trust inherently addresses insider threats by requiring continuous verification and limiting lateral movement within the network, regardless of a user’s or device’s initial access.

Sophisticated Cyberattacks: Modern attackers are adept at bypassing perimeter defenses. Zero trust reduces the impact of a breach by limiting the blast radius and preventing attackers from moving freely within the network.

Regulatory Compliance: Many compliance frameworks are now recommending or mandating the implementation of zero trust principles to enhance data protection and security posture.

The companies featured in this article offer a range of solutions designed to help organizations implement the core tenets of zero trust: verifying identities explicitly, limiting lateral movement, and assuming breach.

Comparison Table: Top 10 Best Zero Trust Security Companies 2025

Company	Identity & Access Management (IAM)	Microsegmentation	Network Security (ZTNA/SASE)	Data Security & Governance	Threat Detection & Response
Zscaler	✅ Yes	✅ Yes	✅ Yes	✅ Yes	✅ Yes
Palo Alto Networks	✅ Yes	✅ Yes	✅ Yes	✅ Yes	✅ Yes
Microsoft	✅ Yes	✅ Yes	✅ Yes	✅ Yes	✅ Yes
Cisco	✅ Yes	✅ Yes	✅ Yes	✅ Yes	✅ Yes
Cloudflare	✅ Yes	✅ Yes	✅ Yes	✅ Yes	✅ Yes
Okta	✅ Yes	❌ No	✅ Yes	❌ No	✅ Yes
CrowdStrike	✅ Yes	✅ Yes	✅ Yes	✅ Yes	✅ Yes
Fortinet	✅ Yes	✅ Yes	✅ Yes	✅ Yes	✅ Yes
Netskope	✅ Yes	✅ Yes	✅ Yes	✅ Yes	✅ Yes
Akamai	✅ Yes	✅ Yes	✅ Yes	✅ Yes	✅ Yes

The Top 10 Best Zero Trust Security Companies For 2025

Here is a detailed analysis of the top 10 companies providing leading zero trust security solutions in 2025.

1. Zscaler

Why We Picked It:

Zscaler has been a driving force in the adoption of zero trust, offering a comprehensive cloud-native platform that directly addresses the challenges of modern, distributed environments.

Their Security Cloud acts as an intelligent traffic director, inspecting all traffic and applying security policies based on identity and context before connecting users to applications.

This eliminates the traditional network perimeter and ensures consistent security regardless of user location, making it a foundational element for any robust zero trust strategy.

Specifications:

Zscaler’s Zero Trust Exchange platform includes Zscaler Internet Access (ZIA) for secure internet and SaaS access, and Zscaler Private Access (ZPA) for secure private application access.

Key features include identity-based access, continuous authentication, microsegmentation, threat prevention (IPS/IDS, anti-malware, sandboxing), and data loss prevention (DLP).

Reason to Buy:

If your organization is embracing cloud services and needs a scalable, cloud-native platform that enforces zero trust principles for both internet and private application access, Zscaler is a top choice.

Its ability to replace traditional VPNs with a more secure and user-friendly approach makes it ideal for organizations with remote workforces and cloud-first strategies.

Features:

• Cloud-Native SASE Platform: Delivers security as a service from a global cloud infrastructure.
• Identity-Based Access: Grants access based on user identity and context, not network location.
• Continuous Authentication: Verifies user identity throughout the session.
• Microsegmentation: Limits the blast radius of potential breaches by isolating applications and workloads.
• Inline Threat Prevention: Inspects all traffic for threats in real-time.

Pros:

• Pioneer and leader in the zero trust space.
• Highly scalable and resilient cloud platform.
• Excellent user experience for remote access.
• Comprehensive security features integrated into the platform.

Cons:

• Entire security posture relies on their cloud infrastructure.
• Can be a significant architectural shift from traditional networking.

✅ Best For: Organizations prioritizing a cloud-native, comprehensive SASE platform built on zero trust principles for secure internet and private access.

🔗 Try Zscaler here → Zscaler Official Website

2. Palo Alto Networks

Why We Picked It:

Palo Alto Networks offers a comprehensive and integrated approach to zero trust, leveraging its strength in network security with its advanced identity and access management capabilities.

Their Prisma SASE platform provides secure access for remote users and branch offices, while their NGFWs enforce granular security policies within the network.

This end-to-end approach, combined with their strong threat intelligence and automation capabilities, makes them a powerful choice for organizations looking to implement zero trust across their entire infrastructure.

Specifications:

Palo Alto Networks’ zero trust solutions include Prisma SASE (Prisma Access, Prisma SD-WAN, Prisma Cloud), Next-Generation Firewalls (NGFWs), Cortex XDR for extended detection and response, and their identity and access management suite.

Key features include granular access control, microsegmentation, advanced threat prevention, data loss prevention, and continuous monitoring.

Reason to Buy:

If your organization already has a significant investment in Palo Alto Networks’ security infrastructure and seeks to extend it with a comprehensive zero trust framework, they offer a compelling and integrated solution.

Their strong network security heritage, combined with their expanding cloud security and identity offerings, provides a holistic approach to zero trust.

Features:

• Integrated Zero Trust Framework: Combines network security, cloud security, and identity management.
• Prisma SASE Platform: Secure access for remote users and branch offices.
• Next-Generation Firewalls (NGFWs): Enforce granular security policies and microsegmentation.
• Cortex XDR: Provides extended detection and response across endpoints, network, and cloud.
• Strong Threat Intelligence: Leverages WildFire and Unit 42 for proactive threat prevention.

Pros:

• Comprehensive and integrated security portfolio.
• Strong heritage in network security.
• Robust threat intelligence capabilities.
• Scalable solutions for both on-premises and cloud environments.

Cons:

• Can be a complex ecosystem to manage fully.
• Pricing can be higher compared to some point solutions.

✅ Best For: Organizations with an existing Palo Alto Networks footprint looking for a comprehensive and integrated zero trust framework leveraging their current investments.

🔗 Try Palo Alto Networks here → Palo Alto Networks Official Website

3. Microsoft

Why We Picked It:

Microsoft’s pervasive presence in the enterprise makes its zero trust capabilities a significant consideration for many organizations.

Their integrated suite of security solutions, particularly Azure Active Directory for identity management and Microsoft Defender for Endpoint, provides a strong foundation for implementing zero trust principles.

The seamless integration within the Microsoft ecosystem simplifies deployment and management for organizations already heavily reliant on their products and services.

Specifications:

Microsoft’s zero trust offerings include Azure Active Directory (Azure AD) for identity and access management, Microsoft Defender for Endpoint for endpoint security, Azure Network Security for network segmentation, Microsoft Purview for data governance, and Microsoft Sentinel for security information and event management (SIEM).

Key features include multi-factor authentication, conditional access policies, microsegmentation through Azure Firewall and Network Security Groups, data loss prevention, and threat analytics.

Reason to Buy:

If your organization is deeply embedded in the Microsoft ecosystem, their suite of security products offers a cohesive and powerful way to implement zero trust principles across your environment.

The tight integration between their identity, endpoint, and cloud security solutions can streamline management and provide a unified security posture.

Features:

• Deep Integration with Microsoft Ecosystem: Seamlessly integrates with Windows, Microsoft 365, and Azure.
• Azure Active Directory (Azure AD): Robust identity and access management with conditional access.
• Microsoft Defender for Endpoint: Comprehensive endpoint protection with EDR capabilities.
• Azure Network Security: Tools for network segmentation and traffic control.
• Microsoft Purview: Unified data governance and protection.

Pros:

• Cost-effective for organizations already using Microsoft services.
• Strong integration across their product suite.
• Continuous updates and improvements.
• Familiar interface for many IT teams.

Cons:

• Less comprehensive for non-Microsoft environments.
• Can be complex to configure and manage optimally.

✅ Best For: Organizations heavily invested in the Microsoft ecosystem looking for a tightly integrated and comprehensive zero trust architecture.

🔗 Try Microsoft here → Microsoft Official Website

4. Cisco

Why We Picked It:

Cisco’s extensive portfolio and deep expertise in networking and security make them a significant player in the zero trust landscape.

Their SecureX platform provides a unified view of security across their various products, simplifying management and improving threat visibility.

For organizations with a significant investment in Cisco infrastructure, their zero trust offerings provide a natural and integrated path towards a more secure architecture.

Specifications:

Cisco’s zero trust solutions include Cisco Secure Access by Duo for multi-factor authentication and secure access, Cisco Secure Firewall (formerly Firepower) for network segmentation and threat prevention, Cisco Secure Endpoint (formerly AMP for Endpoints) for endpoint security, and Cisco SecureX for a unified security platform.

Key features include identity-based access, microsegmentation through VLANs and ACLs, advanced threat detection, and centralized policy management.

Reason to Buy:

If your organization has a significant investment in Cisco networking and security infrastructure, their zero trust solutions offer a well-integrated and comprehensive approach to enhancing your security posture.

Their SecureX platform provides a unified management experience across their diverse product portfolio, simplifying operations and improving threat response.

Features:

• Broad Portfolio of Security Solutions: Covering network, endpoint, and identity.
• Cisco Secure Access by Duo: Strong multi-factor authentication and secure access.
• Cisco Secure Firewall: Robust network segmentation and threat prevention.
• Cisco Secure Endpoint: Advanced endpoint security with EDR capabilities.
• Cisco SecureX: Unified security platform for visibility and control.

Pros:

• Comprehensive and integrated solutions.
• Strong heritage in networking and security.
• SecureX platform provides unified management.
• Wide range of products to address various zero trust pillars.

Cons:

• Managing the full Cisco security ecosystem can be complex.
• Can be a significant investment.

✅ Best For: Organizations with a significant existing Cisco infrastructure looking for a well-integrated and comprehensive zero trust framework leveraging their current investments.

🔗 Try Cisco here → Cisco Official Website

5. Cloudflare

Why We Picked It:

Cloudflare’s unique position as a global network handling a vast amount of internet traffic gives them unparalleled visibility into the threat landscape.

Their cloud-native zero trust platform, built on this global infrastructure, offers a scalable and performant way to secure access to applications and data, regardless of user location.

Their focus on ease of use and developer-friendly APIs makes them particularly attractive to modern, cloud-first organizations.

Specifications:

Cloudflare’s zero trust platform includes Cloudflare Access for secure application access, Cloudflare Gateway for secure web filtering and DNS resolution, Cloudflare Network Interconnect for private network connectivity, and Cloudflare Workers for serverless computing at the edge.

Key features include identity-based access, microsegmentation through network policies, advanced threat detection, and data loss prevention.

Reason to Buy:

If your organization prioritizes a cloud-native, scalable, and easy-to-manage zero trust platform with a strong emphasis on performance and developer integration, Cloudflare is an excellent choice.

Their global network provides a resilient and fast security infrastructure for securing access to your applications and data.

Features:

• Global Cloud Network: Provides scalable and performant security services.
• Cloudflare Access: Secure, identity-based access to internal applications.
• Cloudflare Gateway: Secure web filtering and DNS resolution.
• Developer-Friendly APIs: Enables easy integration with existing workflows.
• Integrated Security Services: Combines zero trust with CDN and DDoS protection.

Pros:

• Highly scalable and performant cloud platform.
• Easy to deploy and manage.
• Developer-friendly APIs for automation and integration.
• Competitive pricing.

Cons:

• Primary focus is on cloud-delivered security.
• May require a shift in mindset for organizations with traditional network architectures.

✅ Best For: Cloud-first organizations seeking a scalable, performant, and easy-to-manage zero trust platform with strong developer integration.

🔗 Try Cloudflare here → Cloudflare Official Website

6. Okta

Why We Picked It:

Okta’s specialization and leadership in the IAM space make them an indispensable component of many zero trust strategies.

Their platform provides a centralized and robust way to manage user identities, enforce strong authentication, and implement granular access controls.

By ensuring that the right users have access to the right resources under the right conditions, Okta lays the crucial identity-centric groundwork for a comprehensive zero trust model.

Specifications:

Okta’s IAM platform includes Universal Directory for identity management, Single Sign-On (SSO) for seamless application access, Multi-Factor Authentication (MFA) for enhanced security, Lifecycle Management for user provisioning and de-provisioning, and Advanced Server Access for secure access to infrastructure.

Reason to Buy:

If your organization needs a best-of-breed IAM solution to serve as the core of your zero trust strategy, Okta provides a comprehensive and highly scalable platform.

Their focus on identity management ensures strong authentication and granular access controls, which are fundamental to the “never trust, always verify” principle.

Features:

• Market-Leading IAM Platform: Robust and scalable identity management.
• Universal Directory: Centralized user and group management.
• Single Sign-On (SSO): Seamless and secure access to multiple applications.
• Multi-Factor Authentication (MFA): Strong authentication methods to verify user identity.
• Lifecycle Management: Automated user provisioning and de-provisioning.

Pros:

• Best-of-breed IAM capabilities.
• Highly scalable and reliable platform.
• Wide range of integrations with other security and IT tools.
• Strong focus on user experience.

Cons:

• Primarily focused on identity management; requires integration with other security tools for a full zero trust solution.
• Can be a significant investment depending on the scale.

✅ Best For: Organizations prioritizing a best-of-breed, independent IAM solution as the foundation of their zero trust security strategy.

🔗 Try Okta here → Okta Official Website

7. CrowdStrike

Why We Picked It:

CrowdStrike’s strength in endpoint security is crucial for a zero trust model, as endpoints are often the targets of attacks.

Their Falcon platform provides deep visibility into endpoint activity, detects and responds to threats in real-time, and enforces device-based access controls.

By ensuring the security and trustworthiness of endpoints, CrowdStrike helps prevent compromised devices from being used to gain unauthorized access to network resources, a key tenet of zero trust.

Specifications:

CrowdStrike Falcon offers NGAV, EDR, threat intelligence, vulnerability management, and IT hygiene capabilities.

Key features relevant to zero trust include strong device identity, behavioral-based detection of malicious activity, and real-time endpoint visibility and control.

Reason to Buy:

If your organization needs a leading endpoint security solution that provides strong device identity and prevents compromised endpoints from undermining your zero trust efforts, CrowdStrike Falcon is an excellent choice.

Its cloud-native architecture, lightweight agent, and powerful threat detection capabilities make it a cornerstone of a modern security strategy.

Features:

• Market-Leading EDR: Provides comprehensive endpoint visibility and response.
• Cloud-Native Platform: Scalable and always up-to-date.
• Lightweight Agent: Minimal performance impact on endpoints.
• Behavioral-Based Detection: Identifies and stops both known and unknown threats.
• Device Control: Enforces policies on peripheral usage and access.

Pros:

• Highly effective endpoint detection and response.
• Cloud-native architecture for scalability and ease of management.
• Robust threat intelligence.
• Strong device identity capabilities.

Cons:

• Primarily focused on endpoint security; requires integration with other tools for a full zero trust model.
• Can be a more expensive option.

✅ Best For: Organizations prioritizing best-in-class endpoint security with strong device identity capabilities as a critical component of their zero trust architecture.

🔗 Try CrowdStrike here → CrowdStrike Official Website

8. Fortinet

Why We Picked It:

Fortinet’s strength lies in its integrated Security Fabric, which allows organizations to deploy and manage a wide range of security controls cohesively.

Their next-generation firewalls are foundational for implementing microsegmentation, while their secure SD-WAN provides secure connectivity for remote sites and users.

Combined with their endpoint security and identity management solutions, Fortinet offers a comprehensive and integrated approach to implementing zero trust across the entire infrastructure.

Specifications:

Fortinet’s zero trust solutions include FortiGate Next-Generation Firewalls for network segmentation, FortiClient for endpoint security and secure remote access, FortiAuthenticator for identity management and multi-factor authentication, and FortiSASE for secure access service edge.

Key features include granular policy enforcement, advanced threat prevention, and centralized management through FortiManager.

Reason to Buy:

If your organization values an integrated security platform from a single vendor to implement a comprehensive zero trust architecture, Fortinet’s Security Fabric offers a wide range of tightly coupled solutions.

Their strong presence in network security and their expanding portfolio in other security domains provide a holistic approach to zero trust.

Features:

• Integrated Security Fabric: Provides a cohesive and unified security platform.
• FortiGate NGFWs: Enable granular network segmentation and policy enforcement.
• FortiClient: Provides endpoint security and secure remote access.
• FortiAuthenticator: Offers robust identity management and MFA.
• FortiSASE: Delivers cloud-based secure access service edge capabilities.

Pros:

• Comprehensive and integrated security portfolio.
• Strong performance and scalability.
• Centralized management through FortiManager.
• Wide range of security functions available.

Cons:

• The breadth of the portfolio can be overwhelming.
• Integration between different Fortinet products requires careful configuration.

✅ Best For: Organizations that prefer a single-vendor, integrated security platform to implement a comprehensive zero trust architecture across their network, endpoints, and cloud environments.

🔗 Try Fortinet here → Fortinet Official Website

9. Netskope

Why We Picked It:

Netskope’s focus on SASE and cloud security makes them a crucial enabler of zero trust for organizations that have embraced cloud services.

Their platform provides granular visibility and control over user activity and data within cloud applications and web traffic, ensuring that access is granted based on identity and context, regardless of where the user or application is located.

This cloud-centric approach is essential for extending zero trust principles beyond the traditional network perimeter.

Specifications:

Netskope’s SASE platform includes Secure Web Gateway (SWG), Cloud Access Security Broker (CASB), Data Loss Prevention (DLP), and Private Access capabilities.

Key features include identity-aware access control, granular policy enforcement for cloud applications, threat protection, and data protection across cloud and web.

Reason to Buy:

If your organization is heavily utilizing cloud applications and needs a SASE platform that enforces zero trust principles for cloud access and web traffic, Netskope is a leading provider.

Their focus on cloud security provides the visibility and control needed to secure data and prevent threats in modern, distributed environments.

Features:

• Leading SASE Platform: Provides secure access to web, cloud, and private applications.
• Cloud Access Security Broker (CASB): Offers visibility and control over cloud app usage.
• Secure Web Gateway (SWG): Secures web traffic and prevents web-based threats.
• Data Loss Prevention (DLP): Protects sensitive data across cloud and web.
• Private Access: Secure, zero trust access to private applications without VPNs.

Pros:

• Strong focus on cloud security and SASE.
• Provides granular visibility and control over cloud applications.
• Comprehensive data protection capabilities.
• Excellent solution for securing remote workforces.

Cons:

• Primarily focused on cloud security; requires integration with other tools for on-premises environments.
• Can be a significant investment depending on the number of cloud applications and users.

✅ Best For: Organizations with a strong cloud presence needing a leading SASE platform that enforces zero trust principles for cloud and web access.

🔗 Try Netskope here → Netskope Official Website

10. Akamai

Why We Picked It:

Akamai’s vast global edge network provides a unique foundation for delivering zero trust security.

Their platform offers secure web gateway, secure access to applications, and microsegmentation capabilities, all delivered from their globally distributed infrastructure.

This edge-centric approach provides low-latency access and high resilience, making them a compelling option for organizations with geographically dispersed users and applications.

Specifications:

Akamai’s zero trust security platform includes Enterprise Application Access (EAA) for secure application access, Secure Internet Access (SIA) for secure web gateway functionality, and microsegmentation capabilities.

Key features include identity-aware access, continuous authentication, and advanced threat protection delivered from the Akamai Intelligent Edge Platform.

Reason to Buy:

If your organization requires a zero trust security platform that leverages a massive global edge network for low-latency access and high resilience, Akamai is a strong contender.

Their focus on performance and scalability, combined with their robust security offerings, makes them ideal for organizations with distributed users and applications.

Features:

• Global Edge Platform: Provides low-latency and highly resilient security services.
• Enterprise Application Access (EAA): Secure, identity-aware access to applications.
• Secure Internet Access (SIA): Cloud-based secure web gateway.
• Microsegmentation: Reduces the attack surface by isolating applications and workloads.
• Integrated Threat Protection: Leverages Akamai’s threat intelligence.

Pros:

• Highly scalable and resilient global network.
• Provides low-latency access for distributed users.
• Strong focus on performance and user experience.
• Integrated security services delivered from the edge.

Cons:

• Primarily focused on cloud-delivered security from their edge network.
• May require a different architectural mindset.

✅ Best For: Organizations with geographically dispersed users and applications needing a zero trust platform delivered from a massive global edge network with a focus on performance and resilience.

🔗 Try Akamai here → Akamai Official Website

Conclusion

Implementing a comprehensive zero trust security model is a journey, not a destination. It requires a strategic approach that considers identity, devices, networks, applications, and data.

The companies highlighted in this article represent the leading innovators in the zero trust security space for 2025, each offering unique strengths and capabilities.

Whether you prioritize a cloud-native SASE platform, a best-of-breed IAM solution, or an integrated security fabric, understanding the offerings of these top vendors is crucial for building a resilient and secure future for your organization.

By embracing the core principles of “never trust, always verify,” organizations can significantly reduce their risk in an increasingly complex and threat-filled digital landscape.