Gartner Research

How to Enhance the Security of Office 365

Published: 17 November 2015

ID: G00291915

Analyst(s): Neil MacDonald , Steve Riley


Microsoft is continuing to improve Office 365's security, adding controls that enterprises have used for a long time. As third-party security products emerge, an Office 365 security framework should include best practices for secure use and guidance as to when CISOs should assess third-party tools.

Table Of Contents
  • Key Challenges



  • Begin With Identity, Access, and Privilege Management
    • Specific Best Practices
    • Native Capabilities
    • Example MFA Tools
    • Example PAM Tools
    • Example Adaptive Access Control Tools
    • Example IDaaS Providers
  • Restore Visibility to User, Application and Data Behavior
    • Specific Best Practices
    • Native Capabilities
    • Example Third-Party Visibility Tools
  • Secure Office 365 Content in Motion and at Rest
    • Specific Best Practices
    • Native Capabilities
    • Example Third-Party Data Security Tools
  • Protect Your Office 365 Deployment From Threats
    • Specific Best Practices
    • Native Capabilities
    • Example Third-Party Anti-Spam/Anti-Malware and Content Inspection
    • Example Firewalls
  • Extend Your Strategy to Managed/Unmanaged Devices
    • Specific Best Practices
    • Native Capabilities
    • Example Third-Party Device Management and Policy Enforcement
  • Consider a CASB for Consistent Visibility, Control and Protection

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