JP2005346005A5 - - Google Patents
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- Publication number
- JP2005346005A5 JP2005346005A5 JP2004168997A JP2004168997A JP2005346005A5 JP 2005346005 A5 JP2005346005 A5 JP 2005346005A5 JP 2004168997 A JP2004168997 A JP 2004168997A JP 2004168997 A JP2004168997 A JP 2004168997A JP 2005346005 A5 JP2005346005 A5 JP 2005346005A5
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- JP
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- 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.)
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Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2004168997A JP4619045B2 (en) | 2004-06-07 | 2004-06-07 | Data concealment device, data concealment method, and data concealment program |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2004168997A JP4619045B2 (en) | 2004-06-07 | 2004-06-07 | Data concealment device, data concealment method, and data concealment program |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| JP2005346005A JP2005346005A (en) | 2005-12-15 |
| JP2005346005A5 true JP2005346005A5 (en) | 2007-07-19 |
| JP4619045B2 JP4619045B2 (en) | 2011-01-26 |
Family
ID=35498420
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2004168997A Expired - Lifetime JP4619045B2 (en) | 2004-06-07 | 2004-06-07 | Data concealment device, data concealment method, and data concealment program |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP4619045B2 (en) |
Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP4664008B2 (en) * | 2004-06-07 | 2011-04-06 | エヌ・ティ・ティ・コミュニケーションズ株式会社 | ACCESS RIGHT MANAGEMENT SYSTEM, ACCESS RIGHT MANAGEMENT DEVICE, ACCESS RIGHT MANAGEMENT METHOD, TERMINAL PROGRAM, AND ACCESS RIGHT MANAGEMENT PROGRAM |
| US8085938B2 (en) | 2004-02-10 | 2011-12-27 | Ntt Communications Corporation | Secret information management scheme based on secret sharing scheme |
| JP6259295B2 (en) * | 2014-01-23 | 2018-01-10 | エヌ・ティ・ティ・コミュニケーションズ株式会社 | Data concealment method, data concealment device, and data concealment program |
| KR101616717B1 (en) | 2014-04-29 | 2016-05-02 | 현대오토에버 주식회사 | Method and system for providing service encryption and decryption using vernam cipher |
| WO2018116366A1 (en) * | 2016-12-19 | 2018-06-28 | 三菱電機株式会社 | Concealment device, data analysis device, concealment method, data analysis method, concealment program, and data analysis program |
| JP6322314B2 (en) * | 2017-03-17 | 2018-05-09 | エヌ・ティ・ティ・コミュニケーションズ株式会社 | Data concealment method, data concealment device, and data concealment program |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH10268764A (en) * | 1997-03-28 | 1998-10-09 | Hitachi Ltd | Method for assuring electronic information, assuring server, and a storage medium recording assuring server program |
| JP2003091240A (en) * | 2001-09-19 | 2003-03-28 | Dainippon Printing Co Ltd | Method for managing enciphered information |
| JP2005252384A (en) * | 2004-03-01 | 2005-09-15 | Rikogaku Shinkokai | Encrypted data storage server system, encrypted data storage method, and re-encryption method |
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2004
- 2004-06-07 JP JP2004168997A patent/JP4619045B2/en not_active Expired - Lifetime