11 Best Cloud Access Security Broker Software (CASB) – 2025

As organizations accelerate digital transformation, the need for robust cloud security has never been greater.

Cloud Access Security Broker (CASB) software stands at the forefront, acting as the critical gatekeeper between users and cloud service providers.

With the explosion of SaaS, IaaS, and PaaS platforms, businesses face evolving threats, compliance challenges, and the risk of data leakage.

CASB solutions empower IT teams to enforce security policies, monitor cloud usage, and ensure regulatory compliance all while enabling agility and productivity.

Choosing the right CASB tool is essential for protecting sensitive data, managing shadow IT, and maintaining visibility across multi-cloud environments.

This comprehensive guide reviews the 11 best CASB software solutions for 2025, comparing their specifications, features, and value for organizations of all sizes.

Whether you’re a security leader at a global enterprise or an IT manager at a growing business, this article will help you make an informed decision and strengthen your cloud security posture.

CASB Comparison Table

1. Netskope

Netskope is widely recognized as a leader in cloud security, offering a comprehensive CASB solution that delivers deep visibility, advanced threat protection, and granular policy enforcement.

Its cloud-native architecture is designed for modern enterprises, supporting hybrid and multi-cloud environments.

Netskope enables organizations to discover and control both sanctioned and unsanctioned cloud apps, mitigate data loss risks, and ensure regulatory compliance with ease.

With its intuitive dashboard and robust analytics, security teams gain actionable insights into user activity and cloud usage patterns.

Netskope’s advanced DLP, threat intelligence, and contextual access controls make it a top choice for organizations prioritizing secure digital transformation.

Its seamless integration with existing security stacks and support for BYOD policies further enhance its value for distributed workforces.

Specifications

• Deployment: Cloud-native, API and proxy-based
• Supported Environments: SaaS, IaaS, PaaS
• Integration: SIEM, EDR, IAM, SWG
• Reporting: Real-time analytics, customizable dashboards

Reason to Buy

• Industry-leading visibility into cloud usage and threats
• Advanced DLP and threat protection capabilities
• Flexible deployment for hybrid and multi-cloud environments
• Strong compliance and policy enforcement tools

Features

• Shadow IT discovery and risk assessment
• Contextual access controls and encryption
• Real-time threat detection powered by AI
• Automated compliance reporting

Best For: Enterprises needing deep cloud visibility and advanced threat protection

? Try Netskope here → Netskope Official Website

2. McAfee Skyhigh Security CASB

McAfee Skyhigh Security (formerly MVISION Cloud) delivers a robust CASB platform tailored for organizations with complex cloud environments.

The solution offers comprehensive protection for data across SaaS, IaaS, and PaaS platforms, leveraging global threat intelligence and advanced analytics.

Skyhigh Security excels in policy customization, enabling granular control over data access, sharing, and storage.

Its seamless integration with other security tools and regulatory frameworks makes it ideal for heavily regulated industries.

The platform’s intuitive interface and strong support for compliance standards such as GDPR, HIPAA, and PCI DSS ensure organizations can confidently manage cloud risk.

Specifications

• Deployment: Cloud-based, API-first architecture
• Supported Environments: SaaS, IaaS, PaaS
• Compliance: Pre-built policy templates for major regulations
• Analytics: Global threat intelligence, activity monitoring

Reason to Buy

• Comprehensive data protection across all major cloud services
• Strong policy customization and enforcement
• Integrated compliance management
• Global threat intelligence for proactive defense

Features

• Real-time activity monitoring and anomaly detection
• Automated policy enforcement and incident response
• Data classification and encryption
• Extensive third-party integrations

Best For: Organizations in regulated industries seeking comprehensive cloud security

? Try McAfee Skyhigh Security here → McAfee Skyhigh Security Official Website

3. Zscaler CASB

Zscaler CASB is designed for simplicity, scalability, and robust security. As part of the Zscaler Zero Trust Exchange, it provides multimode protection for cloud data in motion and at rest.

Zscaler’s inline and API-based architecture enables real-time inspection, DLP, and threat prevention without compromising user experience.

The platform’s advanced analytics, automated policy management, and seamless integration with Zscaler’s broader security suite make it a strong choice for organizations moving towards zero trust architectures.

Zscaler CASB’s ability to discover shadow IT and enforce granular policies helps businesses reduce risk and maintain compliance.

Specifications

• Deployment: Inline proxy and API-based
• Supported Environments: SaaS, IaaS
• Policy Management: Automated, centralized
• Analytics: Real-time, customizable reports

Reason to Buy

• Real-time, inline protection for cloud data
• Seamless integration with zero trust architectures
• Automated discovery and control of shadow IT
• Scalable for large, distributed organizations

Features

• SSL inspection and advanced DLP
• Threat protection with cloud sandboxing
• API-based scanning of SaaS apps
• Collaboration management and risk assessment

Best For: Organizations adopting zero trust and needing scalable cloud security

? Try Zscaler CASB here → Zscaler Official Website

4. Microsoft Defender For Cloud Apps

Microsoft Defender for Cloud Apps offers deep integration with Microsoft 365 and Azure, making it a natural fit for organizations heavily invested in the Microsoft ecosystem.

The CASB solution provides rich visibility, control, and analytics for cloud app usage, enabling IT teams to detect threats, enforce policies, and protect sensitive data.

Its user-friendly interface and strong automation capabilities simplify compliance and threat response.

Defender for Cloud Apps supports a wide range of third-party cloud services, ensuring comprehensive coverage for hybrid and multi-cloud environments.

Specifications

• Deployment: Cloud-native, API-based
• Supported Environments: Microsoft 365, Azure, third-party SaaS
• Integration: SIEM, Microsoft security stack
• Automation: Policy enforcement, incident response

Reason to Buy

• Seamless integration with Microsoft cloud services
• Automated threat detection and response
• Comprehensive compliance and reporting tools
• Extensive third-party app coverage

Features

• Real-time monitoring and risk assessment
• Automated policy enforcement
• DLP and information protection
• User and entity behavior analytics

Best For: Microsoft-centric organizations seeking integrated cloud security

? Try Microsoft Defender for Cloud Apps here → Microsoft Defender for Cloud Apps Official Website

5. Cisco Cloudlock

Cisco Cloudlock offers a cloud-native CASB platform focused on simplicity, scalability, and rapid deployment.

It enables organizations to monitor cloud app usage, enforce security policies, and protect sensitive data across SaaS, PaaS, and IaaS environments.

Cloudlock’s API-based architecture ensures minimal impact on user experience while delivering powerful threat detection and compliance management.

The platform’s intuitive interface and flexible policy engine make it easy for IT teams to manage cloud risks and respond to incidents quickly.

Cisco Cloudlock is particularly well-suited for organizations seeking a straightforward, effective CASB solution.

Specifications

• Deployment: API-based, cloud-native
• Supported Environments: SaaS, IaaS, PaaS
• Integration: Cisco security suite, third-party tools
• Reporting: Real-time dashboards, audit logs

Reason to Buy

• Rapid deployment with minimal disruption
• Strong compliance and data protection features
• Flexible, easy-to-use policy management
• Scalable for growing organizations

Features

• Shadow IT discovery and control
• Automated threat detection and response
• DLP and encryption capabilities
• Integration with Cisco security products

Best For: Organizations seeking fast, scalable, and simple cloud security

? Try Cisco Cloudlock here → Cisco Cloudlock Official Website

6. Symantec CloudSOC (Broadcom)

Symantec CloudSOC by Broadcom is a powerful CASB solution designed for enterprises with advanced compliance and security requirements.

It combines deep visibility, robust DLP, and real-time threat protection to safeguard cloud data and applications.

CloudSOC’s integration with Symantec’s DLP and threat intelligence platforms enhances its ability to detect and respond to sophisticated attacks.

The platform supports extensive compliance frameworks and offers detailed reporting, making it ideal for organizations in highly regulated sectors.

Its flexible deployment options and strong analytics capabilities provide comprehensive control over cloud environments.

Specifications

• Deployment: Cloud-based, hybrid options
• Supported Environments: SaaS, IaaS, PaaS
• Compliance: Extensive frameworks supported
• Analytics: Advanced threat and user behavior analytics

Reason to Buy

• Deep integration with Symantec’s security suite
• Advanced DLP and threat intelligence
• Extensive compliance support
• Flexible deployment for diverse environments

Features

• Real-time threat detection and response
• Automated compliance reporting
• Shadow IT discovery and risk assessment
• Data encryption and access controls

Best For: Enterprises with complex compliance and security needs

? Try Symantec CloudSOC here → Symantec CloudSOC Official Website

7. Forcepoint CASB

Forcepoint CASB delivers robust cloud security with a focus on behavior analytics and real-time threat detection.

Its integration with Forcepoint’s DLP and risk analysis engines enables organizations to protect sensitive data and monitor user activity across cloud applications.

Forcepoint’s UEBA (User and Entity Behavior Analytics) helps identify anomalous behavior and prevent insider threats.

The platform’s flexible deployment and strong reporting capabilities make it suitable for organizations seeking proactive cloud risk management.

Forcepoint CASB is particularly effective for businesses prioritizing data-centric security and user behavior monitoring.

Specifications

• Deployment: Cloud-based, API and proxy options
• Supported Environments: SaaS, IaaS
• Analytics: UEBA, real-time monitoring
• Integration: Forcepoint DLP, third-party tools

Reason to Buy

• Advanced behavior analytics for insider threat detection
• Strong DLP and risk analysis capabilities
• Flexible deployment options
• Comprehensive reporting and compliance tools

Features

• Real-time activity monitoring and alerts
• Automated policy enforcement
• Data encryption and access management
• Integration with Forcepoint security suite

Best For: Organizations focusing on behavior analytics and insider threat prevention

? Try Forcepoint CASB here → Forcepoint Official Website

8. Lookout CASB

Lookout CASB offers a flexible and comprehensive solution for securing data across cloud and on-premises environments.

Its platform provides complete control over access management, advanced data security, and proactive vulnerability detection.

Lookout’s intuitive interface and efficient access controls enable organizations to protect data regardless of endpoint or location.

The solution’s advanced search capabilities and self-remediation options empower users to address security issues quickly, reducing the burden on IT teams.

Lookout CASB is ideal for businesses seeking a user-friendly, highly configurable cloud security platform.

Specifications

• Deployment: Cloud-native, API-based
• Supported Environments: SaaS, IaaS, on-premises
• Access Control: Granular, context-aware
• Analytics: Advanced search, vulnerability detection

Reason to Buy

• Flexible access management for diverse environments
• Proactive vulnerability detection and alerts
• User-friendly interface and self-remediation
• Comprehensive data protection features

Features

• Real-time monitoring and access control
• Advanced data searching and classification
• Automated policy enforcement
• Integration with security and compliance tools

Best For: Organizations needing flexible, user-friendly cloud security

? Try Lookout CASB here → Lookout Official Website

9. Palo Alto Networks Prisma Access

Palo Alto Networks Prisma Access delivers a unified security platform that includes advanced CASB capabilities.

Its cloud-delivered architecture provides consistent protection across all users, applications, and devices, regardless of location.

Prisma Access integrates seamlessly with Palo Alto’s broader security ecosystem, offering robust threat prevention, DLP, and compliance management.

The platform’s AI-powered analytics and automated policy enforcement make it easy to manage cloud risks and maintain compliance.

Prisma Access is well-suited for organizations seeking a comprehensive, scalable solution for securing cloud and remote workforces.

Specifications

• Deployment: Cloud-delivered, unified platform
• Supported Environments: SaaS, IaaS, PaaS
• Analytics: AI-powered, real-time
• Integration: Palo Alto security suite, third-party tools

Reason to Buy

• Unified security for cloud and remote users
• AI-driven threat detection and policy automation
• Seamless integration with existing security tools
• Scalable for large, distributed organizations

Features

• Real-time monitoring and DLP
• Automated threat prevention and response
• Compliance management and reporting
• Centralized policy enforcement

Best For: Large organizations needing unified cloud and remote security

? Try Prisma Access here → Palo Alto Networks Prisma Access Official Website

10. Proofpoint CASB

Proofpoint CASB is designed to protect cloud applications from advanced threats and data loss.

Its solution offers granular visibility into cloud usage, automated policy enforcement, and robust threat intelligence.

Proofpoint’s integration with email security and DLP platforms enhances its ability to detect and respond to sophisticated attacks.

The platform’s user-centric approach and advanced analytics make it easy for organizations to identify risky behaviors and enforce security policies.

Proofpoint CASB is ideal for businesses seeking comprehensive protection against cloud-borne threats.

Specifications

• Deployment: Cloud-based, API-first
• Supported Environments: SaaS, IaaS
• Analytics: User-centric, advanced threat intelligence
• Integration: Proofpoint security suite, third-party tools

Reason to Buy

• Granular visibility and control over cloud usage
• Automated policy enforcement and threat response
• Integration with email and DLP security
• Advanced analytics for risk identification

Features

• Real-time monitoring and alerts
• DLP and encryption capabilities
• Automated compliance reporting
• Integration with security and compliance tools

Best For: Organizations prioritizing advanced threat and data loss protection

? Try Proofpoint CASB here → Proofpoint Official Website

11. Censornet CASB

Censornet CASB is part of the Censornet Autonomous Security Engine, offering integrated cloud security with adaptive multi-factor authentication, email security, and web security.

Its CASB component provides extensive reporting, secure user authentication, and real-time monitoring of cloud app usage.

Censornet’s pre-built trend reports and flexible policy engine enable organizations to manage cloud risks effectively.

The platform’s user-friendly interface and adaptive security features make it suitable for businesses seeking integrated, automated cloud protection.

Specifications

• Deployment: Cloud-based, integrated with Censornet ASE
• Supported Environments: SaaS, IaaS
• Reporting: Pre-built trend reports, customizable views
• Authentication: Adaptive MFA, IDaaS

Reason to Buy

• Integrated security across cloud, email, and web
• Extensive reporting and analytics
• Adaptive authentication and access control
• Automated policy enforcement

Features

• Real-time monitoring and alerts
• Automated compliance reporting
• User and device risk assessment
• Integration with Censornet security suite

Best For: Businesses seeking integrated, automated cloud security

? Try Censornet CASB here → Censornet Official Website

Conclusion

Selecting the right Cloud Access Security Broker software is crucial for safeguarding your organization’s data, ensuring compliance, and enabling secure cloud adoption.

Each CASB solution reviewed here offers unique strengths, from advanced threat detection and behavior analytics to seamless integration with existing security stacks.

Whether your priority is regulatory compliance, insider threat prevention, or unified cloud security, there’s a CASB tool tailored to your needs.

As cloud environments become more complex, investing in a leading CASB solution will help your business stay resilient against evolving threats, maintain visibility and control, and support secure digital transformation.

Use this guide as your roadmap to evaluate, compare, and deploy the best CASB software for your organization in 2025.

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