Preliminary Study on Windows 8 Operating System Security Mode

In this article, let's take a quick look at the new security model for Windows 8. The following tests are based on the Windows 8 x64 Developer Preview and the HP Touchsmart TX2 Notebook. To quickly bring up the Windows 8 security mode and other menus at boot time, the shortcuts are not the traditional F8, but instead Shift+F8. Windows 8 provides more boot options.

Security mode is a life-saving straw for Windows systems, and it is also a favorite of the masters. Windows 8 has also been greatly enhanced in this regard. Let's take a look at the new security model for Windows 8. The following tests are based on the Windows 8 x64 Developer Preview and the HP Touchsmart TX2 Notebook.

1. To quickly call up the Windows 8 security mode and other menus at boot time, the shortcut keys are not the traditional F8, but changed to Shift+F8. It can be seen that Windows 8 provides more startup. Options, including normal security mode, network security mode, command prompt security mode, enable boot log, enable low resolution, debug mode, disable automatic restart when system fails, disable forced drive signature, disable pre-boot security software driver.

2, Windows 8 in Safe Mode will still be carrying the touchscreen driver, the entire process can still touch.

3, after logging into Windows 8 Safe Mode is the traditional desktop, rather than the Metro interface, but the Metro interface still exists and can be used, or the desktop by pressing the Win key on the keyboard or the lower left corner icon to Win Accessible.

4, Metro operation feel very bad in safe mode, effects Caton obvious. When you slide the Metro quickly, you can compare the CPU usage of the memory. The security mode is 2.2G and 50%, and the normal mode is 0.55G and 10%. It is speculated that the effects of Windows 8 sliding, fade, and acceleration slowdown are all accelerated by the GPU. In the safe mode, the GPU driver is not loaded and can only rely on the CPU, resulting in high CPU usage.