How to disable/enable USB port to protect your data

Before getting this software for me, it was very hard task to protect data of computer that could be copied using USB pen drive or memory card. Now, I got one of the best solution to prevent copying data using USB pen drive. There is small utility program for it called USB Disabler.After installing that  utility in computer user will face three options.1) Disable: Means you can not use USB device to your computer. 2) Read Only - That will apply read only access attribute to pen drive no one can copy data from your system.3) Normal: You can use USB drive as normal as was before. It is freeware utility to download follow this link: USB Disabler download