The IronKey 16GB Personal D200 USB 2.0 Flash Drive is a revolutionary personal security device designed to protect your data, passwords and online identity on any computer. All data stored on an IronKey 16GB Personal D200 USB 2.0 Flash Drive is encrypted with high-speed military-grade hardware encryption. As a result, no one can access files stored on an IronKey unless they authenticate with the correct password. All encryption and password verification are performed in hardware, and it cannot be disabled by worms, viruses or other mail ware.