Apricorn has added to its line of Aegis Bio encrypted portable hard drives, with the release of a new 640GB version. One of the main features of Aegis Bio is the biometric authentication and encryption, which allows users to gain access to their files with the swipe of a finger. Additionally, the drive allows users to store a variety of information ranging from media to important documents, and to transfer files at speeds up to 480Mbps via the integrated USB cable.