| 摘要 |
PROBLEM TO BE SOLVED: To provide an information processing unit capable of preventing leakage of important information even when an application program which may cause information leakage is executed.SOLUTION: A plurality of applications AP1-AP5 are stored in a program storage section 20, and a plurality of normal data files D1-D6 and camouflage data files D1', D2', D4' for some of the normal data files are stored in a data file storage section 30. Property information of the applications is stored in a property list storage section 80. When a given application is started by a start processing section 40, a data file mediation section 50, according to a file request of the application, delivers a normal data file in the event of property 1, or a camouflage data file in the event of property 2 (or a normal data file in the absence of a camouflage data file), and have the data file expanded on a memory 60. When a new application is introduced from an introduction processing section 10, a camouflage data file setting section 100 sets a new camouflage data, and a property list update section 110 updates a property list. |
