| 摘要 |
<p><P>PROBLEM TO BE SOLVED: To provide a data management support system for protecting sensitive data or the like from unauthorized access by a third person. <P>SOLUTION: This data management support system is provided with a fixed terminal 2 having: a data file management means 20 for managing a management number for uniquely identifying a data file and the data file; a data file protection means 21 for operating protection processing to the data file by acquiring key data from a mobile terminal 3; and a data file protection releasing means 22 for transmitting the management number to the mobile terminal 3, and for acquiring key data for release processing, and for acquiring a data file at a conversion source. This data management support system is provided with a mobile terminal 3 having: a measurement means for managing a time; a key data management means 41 for managing the key data and the management number; a key data generation means 42 for generating key data based on the acquired time, and for associating the key data with the received management number, and for transmitting the key data to the fixed terminal 2; and a key data transmission means 43 for transmitting the key data to the fixed terminal 2. <P>COPYRIGHT: (C)2007,JPO&INPIT</p> |
