Patent ID: 7215771
Filing Date: 2007-05-08
Classification: G06F,H04L

Abstract:
1. A secure disk drive comprising: (a) a disk for storing data; (b) an input for receiving an encrypted message from a client disk drive, the encrypted message comprising ciphertext data and a client drive ID identifying the client disk drive; (c) a secure drive key; (d) an internal drive ID; (e) a key generator for generating a client drive key based on the client drive ID and the secure drive key, and an internal drive key based on the internal drive ID and the secure drive key; (f) an authenticator for verifying the authenticity of the encrypted message and generating an enable signal, the authenticator responsive to the encrypted message and the client drive key; (g) a data processor comprising: (h) an output for outputting a reply to the client disk drive, the reply comprising the reply data and the internal drive ID.