USB Drive Antivirus - Standard Version is a System Utilities software developed by USB Security, Inc. After our trial and test, the software was found to be official, secure and free. Here is the official description for USB Drive Antivirus - Standard Version: USB Drive Antivirus provides 100% antivirus protection against any viruses trying to attack via removable media.When an USB device is inserted into your computer, it will automatically scan it, block and delete usb virus and trojans. USB Drive Antivirus is the best usb antivirus software to permanently protect computer. This light and easy to use solution is compatible with all software and doesn't slow down your computer at all. you can download USB Drive Antivirus - Standard Version free now.