check before: 2025-02-28
Product:
Defender, Defender for Office 365, Defender XDR, Exchange
Platform:
Online, World tenant
Status:
Change type:
Admin impact, Retirement
Links:
Details:
Summary:
The 'Monitor' action in Microsoft Exchange Online Protection's Safe attachments policy will be retired between February and May 2025. Organizations with policies set to 'Monitor' will be automatically switched to 'Block'. Users should review and adjust their Safe attachments policies accordingly.
Details:
We will retire the Monitor action in the Safe attachments policy in Microsoft Exchange Online Protection (Microsoft Defender for Office 365) starting late February 2025 and ending by late May 2025.
Change Category:
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Scope:
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Release Phase:
Created:
2024-10-26
updated:
2025-01-15
Task Type
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Docu to Check
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MS How does it affect me
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MS Preperations
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MS Urgency
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MS workload name
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Pictures
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summary for non-techies**
Microsoft plans to retire the 'Monitor' action in the Safe attachments policy of Microsoft Exchange Online Protection between February and May 2025, automatically switching organizations using it to the 'Block' action, which will actively prevent potentially harmful attachments from reaching users.
Direct effects for Operations**
Increased Risk of Malicious Attachments
Switching from 'Monitor' to 'Block' without preparation may lead to legitimate emails being blocked, causing disruption in communication.
- roles: IT Administrator, End User
- references: https://learn.microsoft.com/defender-office-365/safe-attachments-about#safe-attachments-policy-settings
Loss of Monitoring Capabilities
Organizations will lose the ability to monitor and review potentially malicious attachments, impacting security oversight.
- roles: Security Analyst, Compliance Officer
- references: https://learn.microsoft.com/defender-office-365/safe-attachments-about#safe-attachments-policy-settings
Increased User Frustration
Users may experience frustration due to unexpected blocking of emails, leading to decreased productivity.
- roles: End User, Help Desk Support
- references: https://learn.microsoft.com/defender-office-365/safe-attachments-about#safe-attachments-policy-settings
Need for Policy Review
Organizations will need to urgently review and adjust their Safe attachments policies, which may lead to operational delays.
- roles: IT Administrator, Security Analyst
- references: https://learn.microsoft.com/defender-office-365/safe-attachments-about#safe-attachments-policy-settings
Potential Compliance Issues
Failure to adapt to the new policy may result in compliance issues if legitimate communications are blocked.
- roles: Compliance Officer, Legal Advisor
- references: https://learn.microsoft.com/defender-office-365/safe-attachments-about#safe-attachments-policy-settings
Configutation Options**
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Potentional Risks**
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IT Security**
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explanation for non-techies**
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** AI generated content. This information must be reviewed before use.
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Last updated 4 days ago
