Kingstons ironkeytm d300 usb flash drive features an advanced level of security that builds on the features that made ironkey well respected to safeguard sensitive information its fips 140 2 level 3 certified with 256 bit aes hardware encryption in xts mode for added peace of mind the drive uses digitally signed firmware making it immune to badusb and it enforces complex password protection with minimum characteristics to prevent unauthorised access encryption and decryption is done on