How to prevent Virus Attack from Pendrive/Removable Storage without using Anti Virus - Useful Computer Tips & Tricks for Office Use - Part 2

For this you have to make changes in the Local Group Policy Editor. 

To launch the Local Group Policy Editor:

1. Click on the Start menu.
2. In the Search programs and files entry, type GPEDIT.MSC.
3. The below screen appears, with as per below

Enabling & Disabling USB Storage

1. In the left field, open Computer Configuration  > Administrator Templates > System > Removable Storage Access.

2. Table below shows the possible settings for the USB storage access:

Setting Option	Enable USB Storage (Default)	Read Only Storage	Disable USB Storage
Removable Disk: Deny execute access	Not configured	Not configured	Enable
Removable Disk: Deny read access	Not configured	Not configured	Enable
Removable Disk: Deny write access	Not configured	Enable	Enable

3. Double click on the desired setting option and the below dialog appears. As you select the desired option between Not Configured, Enabled and Disabled, the Help column at the bottom right corner displays the details of the option.

4. Select the desired option and click Apply > OK or just OK.
5. For example if your setting selection is Removable Disk: Deny read access and:
   • Not Configured option is selected (default selection) - allows read access to removable storage disks.
   • Disable option is selected - allows read access to removable storage disks.
   • Enabled option is selected - read access to removable disks is denied.

Windows XP

To disable a USB Mass Storage Device

1. Press Save/Recall key.
2. Press Explorer....and navigate to D:\Agilent\Service.
3. Double-click DisableUsbStorage.exe
4. Click OK in the SUCCEEDED message window that appears. If any USB mass storage device is connected to the E5071C under this condition, the Hardware Wizard will start, but the USB mass storage device will not work.

To enable a USB Mass Storage Device

1. Press Save/Recall key.
2. Press Explorer....
3. Double-click EnableUsbStorage.exe from D:\Agilent\Service.
4. Click OK in the SUCCEEDED message window that appears.

• If you do not want any USB mass storage device to ever be enabled at any time, delete EnableUsbStorage.exe from the E5071C after DisableUsbStorage.exe has been completed.
  These two programs will not be recovered automatically by applying the firmware update or other such action. Before deleting any of these programs, you should make a backup copy to a recording medium such as a USB memory and store it separately.
• If the program fails to run, it is possible that you have not logged in as a user in the Administrators Group. When you want to execute any of the above programs, make sure to log in as a user in the Administrators Group.

To disable write access to USB Mass Storage Device

1. Press Save/Recall key.
2. Press Explorer....
3. Double-click ReadOnlyUsbStorage.exe from D:\Agilent\Service.
4. Click OK in the SUCCEEDED message window that appears.

• The ReadOnlyUsbStorage.exe does not allows you to save the file into USB memory from ENA HDD.

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