发明名称 |
ACCESS AUTHORIZATION TRANSFER DEVICE, SHARED RESOURCE MANAGEMENT SYSTEM AND ACCESS AUTHORIZATION SETTING METHOD |
摘要 |
PROBLEM TO BE SOLVED: To easily realize assignment of a temporary access authorization and assignment of a specified type of access authorization to a device without access authorization to a hared resource. SOLUTION: A transfer client 2 issues an assignment authorization certificate 52 certificating temporary or definite transfer of access authorization to a management subject resource 13 by using an assignment authorization certificate issuing function 21, a transferred client 3 obtains the assignment authorization certificate 52 through an assignment authorization certificate storing function 32, and generates a digital agent signature which is an access request according to the obtained assignment authorization certificate 52 by a digital agent signature generating function 31. A resource management server 1 receives the digital agent signature, and verifies whether an access to the management subject resource by the transferred client 3 is properly requested or not through the digital agent signature verifying function 12 and an assignment authorization verifying function 11. |
申请公布号 |
JP2002163235(A) |
申请公布日期 |
2002.06.07 |
申请号 |
JP20000361571 |
申请日期 |
2000.11.28 |
申请人 |
MITSUBISHI ELECTRIC CORP |
发明人 |
NAKANO HATSUMI;NAKAKAWAJI TETSUO |
分类号 |
G06F21/20;G06F12/14;G06F15/00;(IPC1-7):G06F15/00 |
主分类号 |
G06F21/20 |
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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