Gartner Research

How to Evaluate Cloud Service Provider Security

Published: 07 June 2019

ID: G00378656

Analyst(s): Jay Heiser


Security and risk management leaders continue to experience challenges in trying to determine whether cloud service providers are adequately secure. Effective cloud security assessment processes require a very pragmatic and risk-oriented approach.

Table Of Contents
  • Key Challenges



  • Base the Level of Effort for CSP Assessment on the Estimated Risk Significance of Your Anticipated Use of the CSP
  • Take Advantage of Formal and De Facto Cloud Security Standards
    • Control Frameworks
    • Third-Party Processes
  • Don’t Waste Time Trying to Develop New Questions to Determine If a CSP Is Secure
    • Formal On-Site Evaluation
    • Security Rating Services
    • Formal Third-Party Security Assessments
    • Questionnaires
  • Base the Rigor of Your CSP Assessment on the Significance of the Anticipated Utilization
  • Tailor Your Assessments to the Size and Sophistication of the Individual CSP
    • Tier 1 CSPs
    • Tier 2 CSPs
    • Tier 3 CSPs

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