Gartner Research

Select the Right CASB Deployment for Your SaaS Security Strategy

Published: 12 March 2015

ID: G00270559

Analyst(s): Craig Lawson , Neil MacDonald , Sid Deshpande

Summary

Cloud security leaders evaluating CASB functionality must consider the nuances of how the technology is deployed to secure SaaS applications, and the implications on the end-user platforms that use it. We describe what must be considered for successful CASB selection.

Table Of Contents
  • Key Challenges

Introduction

Analysis

  • Start With a SaaS Application Discovery Phase Before Undertaking a CASB Deployment
  • Make IAM Integration a Foundational Capability of Your CASB Evaluation
  • Decide or Pragmatically Settle on the Deployment Mode That Works Best for Your Range of Applications and Types of End-User Access Methods
    • Mode 1: Reverse Proxy Mode
    • Mode 2: Forward Proxy Mode
    • Mode 3: API Mode
  • Consider the Implications of the End-User Computing Options Supported in the Organization When Judging How the CASB Provider Delivers Against the Four Pillars of CASB Functionality
  • Ensure That the Implications of a CASB's Encryption and Tokenization Features of the Organization's Data in a SaaS Application Are Understood
  • Use CASBs to Extend the Organization's DLP Strategy to Data Deployed in the Cloud
  • Ensure That the CASB's Threat Prevention Features Are Given Appropriate Weighting
  • Define the Requirements for CASB Integration With Your Existing Security Tool Chain

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