From 4b0fd8da1e7df19b6bb2e408f5b6d507374215af Mon Sep 17 00:00:00 2001 From: Justin Hall Date: Tue, 26 Mar 2019 07:26:11 -0700 Subject: [PATCH 1/3] added link to partner center --- .../kernel-dma-protection-for-thunderbolt.md | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/windows/security/information-protection/kernel-dma-protection-for-thunderbolt.md b/windows/security/information-protection/kernel-dma-protection-for-thunderbolt.md index 1244ed3951..7625f7ae1a 100644 --- a/windows/security/information-protection/kernel-dma-protection-for-thunderbolt.md +++ b/windows/security/information-protection/kernel-dma-protection-for-thunderbolt.md @@ -6,7 +6,7 @@ ms.mktglfcycl: deploy ms.sitesec: library ms.pagetype: security author: aadake -ms.date: 12/20/2018 +ms.date: 03/26/2019 ms.topic: article --- @@ -103,7 +103,7 @@ Please check the driver instance for the device you are testing. Some drivers ma ![Kernel DMA protection user experience](images/device-details-tab.png) ### What should I do if the drivers for my Thunderbolt™ 3 peripherals do not support DMA-remapping? -If the peripherals do have class drivers provided by Windows 10, please use these drivers on your systems. If there are no class drivers provided by Windows for your peripherals, please contact your peripheral vendor/driver vendor to update the driver to support this functionality. Details for driver compatibility requirements can be found here (add link to OEM documentation). +If the peripherals do have class drivers provided by Windows 10, please use these drivers on your systems. If there are no class drivers provided by Windows for your peripherals, please contact your peripheral vendor/driver vendor to update the driver to support this functionality. Details for driver compatibility requirements can be found at the [Microsoft Partner Center](https://partner.microsoft.com/dashboard/collaborate/packages/4142). ### Do Microsoft drivers support DMA-remapping? In Windows 10 1803 and beyond, the Microsoft inbox drivers for USB XHCI (3.x) Controllers, Storage AHCI/SATA Controllers and Storage NVMe Controllers support DMA-remapping. From 24bb53d4e48cf0b78bef3bf94a1997401b96d44e Mon Sep 17 00:00:00 2001 From: Justin Hall Date: Tue, 26 Mar 2019 07:27:13 -0700 Subject: [PATCH 2/3] copyedits --- .../kernel-dma-protection-for-thunderbolt.md | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/windows/security/information-protection/kernel-dma-protection-for-thunderbolt.md b/windows/security/information-protection/kernel-dma-protection-for-thunderbolt.md index 7625f7ae1a..a061b87fd0 100644 --- a/windows/security/information-protection/kernel-dma-protection-for-thunderbolt.md +++ b/windows/security/information-protection/kernel-dma-protection-for-thunderbolt.md @@ -98,7 +98,7 @@ No, Kernel DMA Protection only protects against drive-by DMA attacks after the O DMA-remapping is supported for specific device drivers, and is not universally supported by all devices and drivers on a platform. To check if a specific driver is opted into DMA-remapping, check the values corresponding to the DMA Remapping Policy property in the Details tab of a device in Device Manager*. A value of 0 or 1 means that the device driver does not support DMA-remapping. A value of 2 means that the device driver supports DMA-remapping. Please check the driver instance for the device you are testing. Some drivers may have varying values depending on the location of the device (internal vs. external). -*For Windows 10 versions 1803 and 1809, the property field in Device Manager uses a GUID, as highlighted in the image below +*For Windows 10 versions 1803 and 1809, the property field in Device Manager uses a GUID, as highlighted in the following image. ![Kernel DMA protection user experience](images/device-details-tab.png) From 6e02674fbcc8718c8619da8872d1e635711b402d Mon Sep 17 00:00:00 2001 From: Justin Hall Date: Tue, 26 Mar 2019 08:37:05 -0700 Subject: [PATCH 3/3] fixed metadata --- .../kernel-dma-protection-for-thunderbolt.md | 6 +++++- 1 file changed, 5 insertions(+), 1 deletion(-) diff --git a/windows/security/information-protection/kernel-dma-protection-for-thunderbolt.md b/windows/security/information-protection/kernel-dma-protection-for-thunderbolt.md index a061b87fd0..bfded5408a 100644 --- a/windows/security/information-protection/kernel-dma-protection-for-thunderbolt.md +++ b/windows/security/information-protection/kernel-dma-protection-for-thunderbolt.md @@ -6,8 +6,12 @@ ms.mktglfcycl: deploy ms.sitesec: library ms.pagetype: security author: aadake +ms.author: justinha +manager: dansimp +audience: ITPro +ms.collection: M365-security-compliance +ms.topic: conceptual ms.date: 03/26/2019 -ms.topic: article --- # Kernel DMA Protection for Thunderbolt™ 3