| 摘要 |
<p><P>PROBLEM TO BE SOLVED: To provide an information processor for inhibiting preserved data from being correctly generated/decoded even in the case that contents of the data are read. <P>SOLUTION: The information processor 20 with a function of recording prescribed data is provided with a data dividing/combining part 23 for dividing the data into a plurality of pieces of the data, and records the a plurality of pieces of the data in a plurality of storage media including at least a removable medium 30 and a main storage device 24. Also, the data dividing/combining part 23 combines the data read from the removable medium 30 and the main storage device 24, respectively. Also, the information processor 20 is provided with an authentication part 25 for authenticating an authentication key stored in the removable medium 30 and a ciphering/deciphering processing part 22 for ciphering the data to be recorded. <P>COPYRIGHT: (C)2005,JPO&NCIPI</p> |
