A Device control rule defines the action that will be taken when a device meeting the rule criteria is connected to the computer.
In the Name field, type a name for your rule. In the Device type drop-down menu, select Disk Storage. In the Action drop-down menu, select Block. Optionally, you can enter more information about the device into the Vendor, Model, and Serial fields. For more information on actions and device information, click here. When you are finished, click OK.
Click OK → OK.