The Apricorn Aegis Secure Key 3NX flash drive is ready to use right out of the box. Completely cross platform compatible, the Aegis Secure Key excels virtually anywhere, PCs, MACs, Linux, or any OS with a powered USB port and a storage file system. The flash drive has Military Grade 256-bit AES XTS Hardware Encryption. With an embedded keypad, all PIN entries and controls are performed on the keypad of the Aegis Secure Key. No critical security parameters are ever shared with the host computer. Since there is no host involvement in the key's authentication or operation, the risks of software hacking and key-logging are completely circumvented.