发明名称 |
PACK FOR TRANSFER SOURCE, TRANSFER REQUEST TERMINAL, DEVICE FOR GENERATING PACK FOR TRANSFER SOURCE, TRANSFER DATA RESTORING DEVICE, PROGRAM SET, AND TRANSFER DATA RESTORING PROGRAM |
摘要 |
PROBLEM TO BE SOLVED: To safely and easily transfer data even when an opposite party terminal has no dedicated software, in a data transfer system in which transfer of secret information is requested to the opposite party terminal and the secret information is received. SOLUTION: A transfer request terminal 101 generates a pack 103 for transfer source obtained by encrypting a transfer pack generation program, a key encrypting key, etc. and sends the pack 103 to a transfer source terminal 102. The transfer source terminal 102 decrypts the pack 103 by a pack decryption program included in the pack 103 and encrypts transfer data by the transfer pack generation program and encrypts a transfer data decryption key for use in decryption of the transfer data by the key encryption key and returns encrypted transfer data, encrypted transfer data decryption key, etc. as a transfer pack 104. The transfer request terminal 101 decrypts the transfer data decryption key by the key decryption key and decrypts the transfer data by the decrypted key. COPYRIGHT: (C)2007,JPO&INPIT
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申请公布号 |
JP2007116503(A) |
申请公布日期 |
2007.05.10 |
申请号 |
JP20050306857 |
申请日期 |
2005.10.21 |
申请人 |
MITSUBISHI ELECTRIC INFORMATION SYSTEMS CORP |
发明人 |
OTSUBO KUNIHIKO;MIYAZAKI TOSHIYUKI;ZAITSU EIJI |
分类号 |
H04L9/08;G09C1/00 |
主分类号 |
H04L9/08 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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