JP2002190797A5 - - Google Patents
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- Publication number
- JP2002190797A5 JP2002190797A5 JP2001311039A JP2001311039A JP2002190797A5 JP 2002190797 A5 JP2002190797 A5 JP 2002190797A5 JP 2001311039 A JP2001311039 A JP 2001311039A JP 2001311039 A JP2001311039 A JP 2001311039A JP 2002190797 A5 JP2002190797 A5 JP 2002190797A5
- Authority
- JP
- Japan
- Prior art keywords
- information
- key
- encryption
- date
- decryption
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
- 230000000875 corresponding Effects 0.000 claims 6
- 230000005540 biological transmission Effects 0.000 claims 2
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2001311039A JP4104315B2 (ja) | 2001-10-09 | 2001-10-09 | 鍵管理システム、鍵管理装置、情報暗号化装置、情報復号化装置、およびプログラムを記憶した記憶媒体 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2001311039A JP4104315B2 (ja) | 2001-10-09 | 2001-10-09 | 鍵管理システム、鍵管理装置、情報暗号化装置、情報復号化装置、およびプログラムを記憶した記憶媒体 |
Related Parent Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP18118697A Division JP3657396B2 (ja) | 1997-07-07 | 1997-07-07 | 鍵管理システム、鍵管理装置、情報暗号化装置、情報復号化装置、およびプログラムを記憶した記憶媒体 |
Publications (3)
Publication Number | Publication Date |
---|---|
JP2002190797A JP2002190797A (ja) | 2002-07-05 |
JP2002190797A5 true JP2002190797A5 (fr) | 2005-05-19 |
JP4104315B2 JP4104315B2 (ja) | 2008-06-18 |
Family
ID=19129932
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2001311039A Expired - Fee Related JP4104315B2 (ja) | 2001-10-09 | 2001-10-09 | 鍵管理システム、鍵管理装置、情報暗号化装置、情報復号化装置、およびプログラムを記憶した記憶媒体 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JP4104315B2 (fr) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US7702904B2 (en) | 2002-11-15 | 2010-04-20 | Nec Corporation | Key management system and multicast delivery system using the same |
JP5097145B2 (ja) * | 2009-02-09 | 2012-12-12 | 日本電信電話株式会社 | 暗号化システム、暗号化方法 |
-
2001
- 2001-10-09 JP JP2001311039A patent/JP4104315B2/ja not_active Expired - Fee Related
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