The DiskGO™ Secure Flash Drive includes security software that allows users to choose between government standard 256-bit AES encryption and 448-bit Blowfish encryption. The drive utilizes mega high-speed NAND technology for quick file transfers and uploads and flash memory to enhance system performance. Users can simply plug and play; there is no need to restart your computer. Housed in a sleek, swivel chrome design, the DiskGO Secure Flash is USB powered - no external power supply needed.