| 摘要 |
<p><P>PROBLEM TO BE SOLVED: To provide file transfer technology with high confidentiality of encryption, and simplifying encryption management. <P>SOLUTION: A file management server 2 transferring a file to a terminal according to a request from the terminal has: a request information generation part 24a receiving the request of the transfer from the terminal, and generating request information; a file acquisition part 23 acquiring the file to be transferred based on the request information; an encryption key generation part 24b acquiring a terminal unique code of the terminal having requested the transfer as an encryption key generation kind, and generating an encryption key; an encryption part 24c encrypting the file to be transferred by the encryption key; and a file transfer part 24d transferring the encrypted file to the terminal having requested the transfer. <P>COPYRIGHT: (C)2009,JPO&INPIT</p> |
