发明名称 |
Data storage apparatus and method |
摘要 |
A data storage apparatus is provided that comprises: an acquiring unit (12) for acquiring a signature key (31) from a portable/simple storage medium (30) such as an IC card; and a signature generation unit (11) for generating a signature, when issuing to a storage medium drive device a request to write data to a portable storage medium (22) such as a magneto-optical disk (MO), using the data, time information output by a clock (21) which cannot adjust time information, and the signature key (31) read from the portable/simple storage medium (30) by the acquiring unit (12). <IMAGE> |
申请公布号 |
EP1335365(A3) |
申请公布日期 |
2003.10.08 |
申请号 |
EP20020257720 |
申请日期 |
2002.11.07 |
申请人 |
FUJITSU LIMITED |
发明人 |
NAITO, KAZUNORI;AKIYAMA, RYOTA |
分类号 |
G06F12/14;G06F21/24;G06K17/00;G09C1/00;G11B20/00 |
主分类号 |
G06F12/14 |
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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