| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide a tamper resistant device that can realize cooperative processing between IC cards at low costs without complicated functions added to an AP. <P>SOLUTION: The tamper resistant device comprises first inputting means for acquiring first input information including a return command, an input command and input data, processing means for executing processing using the input data according to the input command to generate a processing result, first output extracting means for extracting a restart command, a calling command and output data from the processing result, command storing means for associating and storing the restart command and the return command, and first outputting means for outputting, as first output information, information including the restart command, calling command and output data extracted by the first output extracting means. <P>COPYRIGHT: (C)2005,JPO&NCIPI |
