The headline security feature announced at Ignite 2024 is Quick Machine Recovery. The feature allows IT admins to execute targeted fixes from Windows Update remotely, even if a PC is unable to boot.

https://www.windowscentral.com/software-apps/windows-11/cant-boot-your-windows-11-pc-this-new-feature-can-fix-your-system-remotely-helping-prevent-another-crowdstrike-bsod-disaster