Read Only access (WriteProtect) to any usb storage device on Microsoft Windows XP SP2
** open Registry Editor
** look for or create new key:
HKEY_LOCAL_MACHINE\System\CurrentControlSet\Control\StorageDevicePolicies
** look for or create new DWORD value: WriteProtect
** put value: 1
Rollback
** put value: 0 (zero)
Info
** Other usb devices (non storage devices) are not affected
