| 摘要 |
PROBLEM TO BE SOLVED: To shorten the time for the same information being present in a move destination device and a move source device, further than the prior arts. SOLUTION: A receiving apparatus for receiving encrypted data to be moved (encrypted data) from a move source device and storing therein data obtained by decrypting the encrypted data, adopts a means of a first communication means for communicating with the move source device; and a first control unit which decrypts the encrypted data for the unit of a data block when the first communication means receives the encrypted data, and allows the first communication means to transmit a data block decryption completion notice each time the encrypted data are decrypted for the unit of a data block. COPYRIGHT: (C)2009,JPO&INPIT |
