发明名称 |
Data storing system, issuing apparatus, data providing apparatus and computer readable medium storing data storing program |
摘要 |
<p>A data storing system is provided, wherein the data storing system includes: a user apparatus; an issuing apparatus which issues a registration certificate; a data providing apparatus; an issuer registration apparatus; and a data registration apparatus; wherein the user apparatus includes: a part which generates registration information on a key including a user public key, sends the registration information to the issuing apparatus with user information; and a part which verifies a registration certificate, received from the issuing apparatus, which is signature information of the issuer for the registration information and the user information, stores the registration certificate to a storage device when the registration certificate is verified; wherein the issuing apparatus includes a part which generates the registration certificate and sends the registration certificate to the user apparatus. <IMAGE></p> |
申请公布号 |
EP1083529(A2) |
申请公布日期 |
2001.03.14 |
申请号 |
EP20000307424 |
申请日期 |
2000.08.30 |
申请人 |
NIPPON TELEGRAPH AND TELEPHONE CORPORATION |
发明人 |
AKASHIKA, HIDEKI;HIRATA, SHINICHI;OHYAMA, NAGAAKI;KOKUBU, AKIO |
分类号 |
G09C1/00;G06F12/14;G06F21/12;G06F21/14;G06F21/60;G06F21/64;G06K17/00;G06Q10/00;G06Q50/00;G07F7/10;H04L9/32;(IPC1-7):G07F7/10 |
主分类号 |
G09C1/00 |
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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