Windows 7 system controls the automatic operation of USB devices

Under Windows XP system, the first thing users consider to limit the use of USB devices is to prohibit their automatic playback to avoid Trojan virus intrusion. But many times, this method is not very effective. If you are

Windows7 users, it can through its unique "access control" technology, automatic control operation of the USB device from the source.

So, how to control it from the source?

we should all know, when the USB device is plugged into the host computer, for a while, the system will prompt XX device is ready for use later, this process is actually recognized by the system, and install the driver for the USB device process. We can use Windows 7's unique permission control function to prevent it from automatically recognizing and installing the driver, so that the purpose of controlling the source can be achieved.

enter "X: \\Windows\\inf" directory (X: is the letter of the partition where Windows7), were found "usbport.PNF" and "usbstor.inf" file, and then respectively the corresponding The Group or User attribute security permission is set to Reject. To set the "usbstor.inf" for example:

Right-click the "usbstor.inf" file in the dialog box to switch the Austrian "Security" tab, the default group or user "SYSTEM" The "Full Control" permission is set to "Reject".