| 摘要 |
<p><P>PROBLEM TO BE SOLVED: To provide a data distribution management system for taking measures against threats such as loss and destruction of secret information and leakage of the secret information at a small investment cost. <P>SOLUTION: In this data distribution management system, a distribution file manager system 110 has a client detection program 311 for confirming whether a client system 120 is in a writable state, a secret distribution program 313 for dividing data to be recorded into the predetermined number n of pieces of division data, a client determination program 312 for selecting optional n client systems from N (N≥n) writable client systems 120 and associating identifiers of the selected n client systems with the data to record them, and an update program for transmitting a command comprising identification information and the division data to the selected n client systems 120. <P>COPYRIGHT: (C)2007,JPO&INPIT</p> |
