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mediumTeamsupdatem365_message_center · Oct 15, 2026

Microsoft Teams: Customize file extensions blocked by Weaponizable File Protection

Microsoft Teams is updating its Weaponizable File Protection feature to allow admins to customize blocked file extensions, providing more flexibility for security policies.

“Services: Microsoft Teams. <p><b>[What and why]</b></p><p>Microsoft Teams is expanding admin controls for Weaponizable File Protection. Admins will be able to customize which file extensions are blocked in Teams based on their organization’s security needs or continue using the Microsoft-recommended default list. Thi…”
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Security
threat_protectionendpoint_security
Audience
admin
Environment
cloudhybrid
Classification confidence: 95%
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