发明名称 |
Information management system having a common management server for establishing secure communication among groups formed out of a plurality of terminals |
摘要 |
A group management server in a group information management system includes: a group member terminal list storage unit for storing a group member terminal list; and a secure communication unit for establishing a secure communication channel with a plurality of terminal apparatuses and communicating with each of the terminal apparatuses via the communication channel. Each terminal apparatus includes a tamper-resistant module. The tamper-resistant module includes: a group information storage unit for storing group information securely; a deletion unit for securely executing deletion, which is processing that affects the group member terminal list, of the group information stored in the group information storage unit; and a secure communication unit for establishing a secure communication channel with the secure communication unit and transmitting a complete deletion notification message via the communication channel.
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申请公布号 |
US7451202(B2) |
申请公布日期 |
2008.11.11 |
申请号 |
US20030738302 |
申请日期 |
2003.12.18 |
申请人 |
PANASONIC CORPORATION |
发明人 |
NAKAHARA TOHRU;HIRAMOTO TAKUJI;MIURA KOUJI;YAMAMOTO MASAYA;INOUE MITSUHIRO |
分类号 |
G06F15/173;G06F12/14;G06F15/00;G06F15/16;G06F21/00;G06F21/10;G06F21/42;G06Q20/00;G06Q20/20;H04J99/00;H04K1/00;H04L29/06 |
主分类号 |
G06F15/173 |
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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