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This research note looks at the importance of protecting Microsoft Office 365 operations, the types of protection needed, and the opportunities available to work with core Microsoft security products as well as third-party alternatives.


  • The upfront security issues of Office 365 include the need to protect cloud-based access to information, secure the high volumes of unstructured data involved, and secure/maintain the ease-of-access model, which is an inherent part of the Office 365 approach.
  • The security considerations for Office 365 include the ability to manage/protect sensitive data. They take into account the location of sensitive information, provide controls over who has access, and include the levels of authentication needed to ensure access is safe.

Features and Benefits

  • Understand the issues/options available when considering the security requirements for Office 365 operations.
  • Identify the benefits of a Microsoft-centric approach to Office 365 security and third-party security vendor alternatives.

Key questions answered

  • What is increasing the need for better security and data protection controls?
  • What has encouraged growth in third-party security tools that deliver extra levels of business protection?

Table of contents

Ovum view

  • Summary
  • Using Office 365 introduces additional security and data protection challenges
  • Office 365 users must ensure that their systems are well protected
  • There are many examples of third-party protection solutions available for Office 365
  • Consider Microsoft as well as mainstream security competitors


  • Further reading
  • Author

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