[How-to]Disable Writing to USB Drives/Pen-Drives

A common security concern at organizations is allowing users to plug in a usb flash drive, because they could so easily copy corporate data.Since Windows XP SP2, you can disable writing to USB devices altogether using a simple registry tips.however one should also note that if you are using this trick, you should make sure that the users are not administrators on the computer, because they could easily change this setting back.

Here it is:

[HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Control\StorageDevicePolicies]
“WriteProtect”=dword:00000001

Paste the code into a notepad file,and then save it as a registry file.Double click it and voila,you have successfully prevented the write access to the USB drive.

Disable Writing to USB/pen Drives

Once you have double clicked the registry, you will have to reboot for the changes to take effect.

This works on Vista as well. Here’s the window you’ll get when you try and write to a USB drive:

Disable Writing to USB Drives

If you want to enable the write access again,then copy this code and paste the code into a notepad file,and then save it as a registry file.Double click it and write access will be enabled again.

[HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Control\StorageDevicePolicies]
“WriteProtect”=dword:00000000′

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Tagged as: Disable Pen drives, Disable Thumb Drive

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