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Microsoft Defender XDR Blog
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Announcing public preview: Uncovering hidden threats with the Dynamic Threat Detection Agent

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scottfreitas
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Jan 05, 2026
Co-author: Amir Gharib At Ignite, we announced the Security Copilot Dynamic Threat Detection Agent in Microsoft Defender: an always on, adaptive backend agent that uncovers hidden threats across De...
Updated Feb 18, 2026
Version 3.0