One more software creative work of the nation that functions as a computer through a USB port protection. In USB Port Locked name, which is a software utility that is very lightweight device used to lock all of the USB port. Because it is USB port also includes a way for the spread of viruses or data theft. By using this software, you can block / lock USB port in order not to be connected to your computer. And of course you can unlock (unlock it) back. The file is fairly small. Only 300 kb. But large their role.