Gartner Research

How to Secure Cloud Applications Using Cloud Access Security Brokers

Published: 16 August 2019

Summary

Cloud access security brokers have become an indispensable security add-on for cloud applications, especially for SaaS. This research helps security and risk management technical professionals compare and decide on CASB use cases, capabilities and architecture.

Included In Full Research

  • The Changing Face of Security for Cloud Applications
  • Common and Emerging Use Cases for CASBs
  • Common CASB Capabilities
  • How to Architecturally Integrate a CASB With Cloud Applications
  • How CASB Capabilities Relate to Enterprise Security Solutions
    • Cloud Application Discovery and Risk Rating Supported by SWG or ENFW Integration
    • Adaptive Access Control Supported by IAM and UEM Integration
    • Data Loss Prevention Augmented by Enterprise DLP Integration
    • User and Entity Behavior Analytics and Enterprise UEBA Integration
    • Threat Prevention Augmented by External UEBA and Malware Scan Integration
    • Client-Facing Encryption Augmented by Enterprise DRM, KMS, HSM Integration
    • Precloud Encryption and Tokenization Augmented by KMS or HSM Integration
    • BYOK Key Management Relies on KMS- or HSM-Generated Key Material
    • Monitoring and Log Management Augmented by SIEM Integration
  • Selecting CASB Capabilities and Architecture Options
    • Selecting Capabilities for Unapproved Applications
    • Selecting Capabilities for Approved Applications
  • Using CASBs for Data Encryption and Tokenization
  • Strengths
  • Weaknesses
  • Take a Cloud-First Approach to CASB Deployment
  • Select Use Cases and Capabilities by Using a Risk-Benefit Approach
    • Lower-Risk Features for Early Adoption
    • Medium-Risk Features for General Deployment
    • Higher-Risk CASB Features as the Exception

Analyst(s): Patrick Hevesi Dennis Xu Ramon Krikken

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