Microsoft’s Rob Lefferts On New Capabilities Unifying Defender, Sentinel: The ‘Foundation You Need’ For Agentic Security

Published on September 23, 2026

Microsoft’s debut Wednesday of new capabilities in Microsoft Defender for security operations teams is aimed at helping defenders to recapture the AI advantage over attackers—with the potential to “actually shift the game board a little bit” in favor of the defense, Microsoft security executive Rob Lefferts tells CRN.

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