Patent ID: 6722570
Filing Date: 2004-04-20
Classification: G06F,G06K,G11B,G11C

Abstract:
A data security system for electronic data processing equipment, the electronic data processing equipment having a central processing unit with a storage unit, the storage unit being one of a diskette drive and a tape cassette storage unit having at least one magnetic read/write head, and a device for providing data security, the device comprising:housing means for housing components of the device, and for insertion into the storage unit, the housing means being of a shape and size of one of a diskette and a cassette housing and being designed to fit at least partially into and operatively engage the storage unit; a single interface means disposed in said housing means, for transferring data to and from the device and the at least one magnetic read/write head of the storage unit of the electronic data processing equipment; data processor means, disposed in said housing means and operatively connected to said interface means, for performing processing of data to enable secure access, encryption, and affecting operation of the electronic data processing equipment; a battery, disposed in said housing means, for storing energy to operate the device; and wherein the interface means includes simulation means for simulating one of a diskette and a tape storage medium, the simulation means comprising driver circuit means operatively connected to the data processor means, for converting digital data signals from the data processor means into simulated storage media signals to be provided to the storage unit and for converting received signals from the storage unit into digital data signals for processing by the data processor means.