Patent ID: 7612906

Claim:
A data output device comprising: an input unit adapted to be capable of inputting at least data of a specific storage unit; an output unit adapted to output an input data; a storage unit different from said specific storage unit; a controller adapted to generate data to be output by said output unit using a storage area of said specific storage unit when output of data of said specific storage unit is executed by said output unit, to execute, using a storage area of said specific storage unit, a first generation process for, of data of said specific storage unit, data of a part which requires high security, and to execute a second generation process for data of a remaining part of data of said specific storage unit using a storage area of said storage unit; and a selector adapted to select any one of a mode to store both data generated by the first generation process and data generated by the second generation process in said specific storage unit, a mode to store only data generated by the first generation process in said specific storage unit, and a mode to delete both data generated by the first generation process and data generated by the second generation process.