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When called from ntdll.dll in user mode, these groups are almost exactly the same; they trap into kernel mode and call the equivalent function in ntoskrnl.exe via the SSDT. When calling the functions directly in ntoskrnl.exe (only possible in kernel mode), the Zw variants ensure kernel mode, whereas the Nt variants do not. [7]
The boot loader is responsible for accessing the file system on the boot drive, starting ntoskrnl.exe, and loading boot-time device drivers into memory. Once all the boot and system drivers have been loaded, the kernel starts the session manager (smss.exe), which begins the login process.
Windows Update: An online service providing updates such as service packs, critical updates and device drivers. A variation called Microsoft Update also provides software updates for other Microsoft products. control.exe update: Windows 98: Windows Installer: An engine for the management of software installation.
The Session Manager Subsystem is the first user-mode process started by the kernel. Once started it creates additional paging files with configuration data from HKLM\SYSTEM\CurrentControlSet\Control\Session Manager\Memory Management, [1] the environment variables located at the registry entry HKLM\SYSTEM\CurrentControlSet\Control\Session Manager\Environment, and DOS device mappings (e.g. CON ...
I/O request packets (IRPs) are kernel mode structures that are used by Windows Driver Model (WDM) and Windows NT device drivers to communicate with each other and with the operating system. They are data structures that describe I/O requests, and can be equally well thought of as "I/O request descriptors" or similar.
Windows 10 October 2018 Update [1] (also known as version 1809 [2] and codenamed "Redstone 5") is the sixth major update to Windows 10 and the fifth in a series of updates under the Redstone codenames. It carries the build number 10.0.17763.
Like with many other Samsung Galaxy devices, Samsung runs a Knox verification scan to check for a signature match on all operating system elements before booting in the main operating system. If an unauthorized change is detected, even in a Windows edition upgrade (Home to Pro), the eFuse is tripped and the device status changes from Official ...
monitors antivirus and firewall software, device drivers, device security, storage capacity, account protection, parental control, SmartScreen and Windows Update [14] has its own distinct icon in the notification area (a black-and-white shield divided by a cross in four sectors) can fully control Windows Defender [12]