Microsoft Defender for Office 365

Licensing Reference
Licensing reference materials are continuously updated, highly-detailed entries covering Microsoft licensing terms, procedures, practices and timelines.
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Product Reference
Product reference materials are clear, concise definitions and descriptions of Microsoft's ever-growing catalog of products and services.
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Microsoft Defender for Office 365 Roadmap Posts
All Microsoft Defender for Office 365 Roadmaps
Microsoft Defender for Office 365 Roadmap
Microsoft Defender for Office 365 offers two tiers of service that help prevent and assess... more
Microsoft Defender for Office 365 Analyst Reports
All Microsoft Defender for Office 365 Reports
Security Services Roadmap
April 18, 2025
A range of Microsoft-hosted security services are available to help organizations secure their infrastructure and...more
Defender for Office 365 Focuses on Teams
Updated: April 11, 2025
New Defender for Office 365 features are available to help secure and monitor Microsoft Teams....more
Microsoft Defender XDR: The Collected Services
Updated: September 4, 2024
Microsoft Defender XDR is a family of freestanding, paid services for securing data, devices, and...more
Microsoft Defender for Office 365 Platform Support
Updated: July 6, 2024
Microsoft Defender for Office 365 P1 analyzes e-mail, documents, and links to help prevent malware,...more
The Other Microsoft Security Services
Updated: February 1, 2024
An increasingly large set of premium Microsoft security services could help organizations more efficiently update,...more
Microsoft 365 E5: Increasingly All or Nothing
Updated: December 27, 2023
Customers should proceed carefully if they are only licensing segments of the E5 security stack,...more
Security Center for Microsoft 365 Generally Available
Updated: November 26, 2023
The new Microsoft 365 Security Center provides a single Web portal for management of Microsoft...more
Defender, Entra, Priva, and Purview. What’s That For?
Updated: July 20, 2023
Four new service brands include security, identity management, compliance, and privacy management capabilities. To a...more
The Challenges of Licensing Shared Devices
Updated: May 31, 2023
Many organizations have devices that are shared by multiple users and not permanently dedicated to...more
Mail and Document Filtering from Microsoft
Updated: July 27, 2020
Office 365 includes hosted security filtering services designed to block unwanted and malicious e-mail and...more
Attack Simulator for Office 365 Threat Intelligence
Updated: July 23, 2020
Attack Simulator, an Office 365 service that allows administrators to launch test security attacks against...more
Office 365 Threat Intelligence Helps Monitor Malware
Updated: July 16, 2020
Office 365 Threat Intelligence is a set of tools that organizations can use to investigate...more
Office 365 E-Mail and Document Filtering
Updated: July 16, 2020
Two Microsoft-hosted services can filter e-mail for malware, spam, and other threats before they even...more