When Windows detects an SBP-2 hardware ID, it loads the SBP-2 driver (sbp2port.sys), and then instructs the driver to allow for the SBP-2 device to perform DMA. This enables an attacker to gain access to system memory and search for BitLocker encryption keys. Thunderbolt physical DMA.

Cause. The issue occurs because of a race condition that occurs when an I/O request to the storage device is queued on a multiprocessor computer. When the race condition occurs, the request is never sent to the device. After 60 seconds, the request is retried. Resolution. Hotfix information. A supported hotfix is available from Microsoft.

Learn how to deny or disable USB storage device connection on Windows XP, Server 2003, or 2000 computers. Follow the steps to modify the Usbstor.pnf and Usbstor.inf files or the registry key.

A third-party driver update for MTP devices caused some USB connected phones or media devices to not work properly. This update fixes the problem and removes the incorrect driver from Windows Update.

Learn how to use the Program Install and Uninstall troubleshooter to fix corrupted registry keys, update data, and blockages that prevent you from installing or removing programs. Download the troubleshooter and follow the steps it provides.

Learn how to use Windows File Recovery, a command line app, to try to restore files that have been deleted from your local storage device and can’t be restored from the Recycle Bin. This app requires Windows 10 build 19041 or later and supports only internal drives, external drives, and USB devices.

当 Windows 检测到 SBP-2 硬件 ID 时，会加载 SBP-2 驱动程序 (sbp2port.sys)，然后指示驱动程序允许 SBP-2 设备执行 DMA。 这使攻击者可以访问系统内存，并搜索 BitLocker 加密密钥。 Thunderbolt 物理 DMA. Thunderbolt 是一种外部总线，允许通过 PCI 直接访问系统内存。

O Windows Vista Service Pack 1 (SP1) deixou de ter suporte a 12 de Julho de 2011. Para continuar a receber actualizações de segurança para o Windows, certifique-se de que tem instalado o Windows Vista com Service Pack 2 (SP2).

Find out the release date, version, status, and known issues of Windows 10, version 1809, and Windows Server, version 1809. Learn how to get the latest updates, end of service date, and RemoteFX vGPU disablement.

Learn how to open and save files in the XML-based formats used by Microsoft Office, such as .docx, .xlsx, and .pptx. Find out the benefits, features, and compatibility of the Open XML Formats and how to convert files from binary to XML.