JP2005151358A5 - - Google Patents
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- JP2005151358A5 JP2005151358A5 JP2003388414A JP2003388414A JP2005151358A5 JP 2005151358 A5 JP2005151358 A5 JP 2005151358A5 JP 2003388414 A JP2003388414 A JP 2003388414A JP 2003388414 A JP2003388414 A JP 2003388414A JP 2005151358 A5 JP2005151358 A5 JP 2005151358A5
- Authority
- JP
- Japan
- Prior art keywords
- data
- editable
- list
- time authentication
- storage device
- 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.)
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Claims (8)
前記編集可能なデータの中から選択されたデータの時刻認証を要求し、前記時刻認証の結果として時刻情報を取得する時刻認証要求手段と、
前記時刻認証要求手段により取得した時刻情報を前記選択されたデータに付加して編集不可能なデータを作成する作成手段と、
前記作成手段により作成された編集不可能なデータを保存する保存手段とを備えたことを特徴とするデータ保存装置。 In a data storage device that stores editable data,
A time authentication requesting means for requesting the time authentication of the data selected from the data which can be the editing, and acquires the time information as a result of the time authentication,
Creating means for creating non-editable data by adding the time information acquired by the time authentication requesting means to the selected data;
Data storage apparatus characterized by comprising a storage means for storing data non-editable created by prior Symbol creating means.
前記データ表示手段により表示された一覧の中のデータの選択を受け付ける選択手段と、
前記一覧の中から選択されたデータを送信先に送信する送信手段とを備えることを特徴とする請求項1記載のデータ保存装置。 Data display means for displaying a list of saved editable data or saved non-editable data;
Selection means for accepting selection of data in the list displayed by the data display means ;
The data storage device according to claim 1, further comprising a transmission unit configured to transmit data selected from the list to a transmission destination .
前記データ表示手段により表示された一覧の中のデータの選択を受け付ける選択手段と、
前記一覧の中から選択された編集不可能なデータに付加された時刻情報の検証を要求し、前記時刻情報の検証結果を取得する時刻認証確認手段と、
前記時刻認証確認手段により取得した検証結果を表示する検証結果表示手段とを備えたことを特徴とする請求項1乃至3のいずれかに記載のデータ保存装置。 Data display means for displaying a list of stored non-editable data;
Selection means for accepting selection of data in the list displayed by the data display means;
Requesting verification of the time information added to the non-editable data selected from the list, and acquiring the time authentication confirmation means for obtaining the verification result of the time information ;
4. The data storage device according to claim 1, further comprising verification result display means for displaying a verification result acquired by the time authentication confirmation means.
前記データ記憶装置に保存されている編集可能なデータの中から選択されたデータの時刻認証を要求し、前記時刻認証の結果として時刻情報を取得する時刻認証要求ステップと、
前記時刻認証要求ステップで取得した時刻情報を前記選択されたデータに付加して編集不可能なデータを作成する作成ステップと、
前記作成ステップで作成された編集不可能なデータを前記データ記憶装置に保存する保存ステップとを有することを特徴とするデータ保存方法。 A data storage method of storing data in a data storage device,
Requesting the selected time authentication data from the data editable stored in the data storage device, a time authentication requesting step of acquiring time information as a result of the time authentication,
A creation step of creating non-editable data by adding the time information acquired in the time authentication request step to the selected data;
Data storage method characterized by having a storage step of storing data non-editable created in the previous SL creation step in the data storage device.
前記データ表示ステップで表示された一覧の中のデータの選択を受け付ける選択ステップと、
前記一覧の中から選択されたデータを送信先に送信する送信ステップとを有することを特徴とする請求項6記載のデータ保存方法。 A data display step for displaying a list of stored editable data or stored non-editable data;
A selection step for accepting selection of data in the list displayed in the data display step ;
The data storage method according to claim 6, further comprising a transmission step of transmitting data selected from the list to a transmission destination .
前記データ表示ステップで表示された一覧の中のデータの選択を受け付ける選択ステップと、
前記一覧の中から選択された編集不可能なデータに付加された時刻情報の検証を要求し、前記時刻情報の検証結果を取得する時刻認証確認ステップと、
前記時刻認証確認ステップで取得した検証結果を表示する検証結果表示ステップとを有することを特徴とする請求項6または7記載のデータ保存方法。 A data display step for displaying a list of stored non-editable data;
A selection step for accepting selection of data in the list displayed in the data display step;
Requesting verification of time information added to the non-editable data selected from the list, and obtaining a time authentication confirmation step for obtaining a verification result of the time information ;
8. The data storage method according to claim 6, further comprising a verification result display step of displaying the verification result acquired in the time authentication confirmation step.
Priority Applications (6)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2003388414A JP2005151358A (en) | 2003-11-18 | 2003-11-18 | Data storing device and data storing method |
US10/951,067 US7715034B2 (en) | 2003-10-17 | 2004-09-27 | Data processing device and data storage device for performing time certification of digital data |
EP04256126A EP1524839A3 (en) | 2003-10-17 | 2004-10-04 | Data processing device and data storage device |
KR1020040082487A KR100673495B1 (en) | 2003-10-17 | 2004-10-15 | Data Processing Device and Data Storage Device |
CNB2004100807799A CN100524290C (en) | 2003-10-17 | 2004-10-15 | Data processing device and data storage device |
US12/728,988 US8395797B2 (en) | 2003-10-17 | 2010-03-22 | Data processing device and data storage device for performing time certification of digital data |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2003388414A JP2005151358A (en) | 2003-11-18 | 2003-11-18 | Data storing device and data storing method |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2005151358A JP2005151358A (en) | 2005-06-09 |
JP2005151358A5 true JP2005151358A5 (en) | 2007-03-08 |
Family
ID=34695493
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2003388414A Pending JP2005151358A (en) | 2003-10-17 | 2003-11-18 | Data storing device and data storing method |
Country Status (1)
Country | Link |
---|---|
JP (1) | JP2005151358A (en) |
Families Citing this family (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP4774748B2 (en) * | 2005-01-28 | 2011-09-14 | 富士ゼロックス株式会社 | Document registration system |
JP4706060B2 (en) * | 2005-08-04 | 2011-06-22 | 独立行政法人産業技術総合研究所 | Information processing system, information processing method, and information processing program |
JP2007257348A (en) * | 2006-03-23 | 2007-10-04 | Ftl International:Kk | Web page alteration detection system and web server constituting the system |
JP4848863B2 (en) * | 2006-07-07 | 2011-12-28 | 富士ゼロックス株式会社 | Time certificate acquisition system, time certificate acquisition device, and time certificate acquisition program |
JP7276539B2 (en) * | 2021-01-07 | 2023-05-18 | トヨタ自動車株式会社 | Data management device and data management method |
Family Cites Families (14)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH04271466A (en) * | 1991-02-27 | 1992-09-28 | Canon Inc | System for processing document |
JPH10290359A (en) * | 1997-04-16 | 1998-10-27 | Nippon Telegr & Teleph Corp <Ntt> | Time stamp device |
JP3272283B2 (en) * | 1997-11-14 | 2002-04-08 | 富士通株式会社 | Electronic data storage device |
JP2000066590A (en) * | 1998-08-26 | 2000-03-03 | Nippon Telegr & Teleph Corp <Ntt> | Data custody system, data custody method, custody data presence certification method, and program recording medium |
JP3635017B2 (en) * | 1999-09-01 | 2005-03-30 | 日本電信電話株式会社 | Time authentication system, server device, time authentication method, and recording medium |
CN102882680B (en) * | 1999-09-30 | 2015-10-21 | 美国邮政服务 | For differentiating the system and method for electronic information |
JP2001111963A (en) * | 1999-10-04 | 2001-04-20 | Hitachi Ltd | Recording and reproducing method for video camera utilizing optical disk |
JP3872933B2 (en) * | 2000-04-26 | 2007-01-24 | 株式会社エヌ・ティ・ティ・データ | Document authentication method, system, document creation device, document authentication device, and recording medium |
JP2003187015A (en) * | 2001-12-20 | 2003-07-04 | Seiko Instruments Inc | Electronic data output apparatus and electronic data authenticating system |
JP2003228284A (en) * | 2002-01-31 | 2003-08-15 | Fujitsu Ltd | Data retention device, data retention method, data verification device, data access permission device, program, recording medium |
JP4028257B2 (en) * | 2002-02-27 | 2007-12-26 | Kddi株式会社 | Electronic information time authentication system and program |
JP2003323512A (en) * | 2002-05-08 | 2003-11-14 | Amano Corp | Printing and copying system with time stamp having prevention function of tampering |
JP4078284B2 (en) * | 2003-10-17 | 2008-04-23 | キヤノン株式会社 | Image processing apparatus and image processing method |
JP2007026080A (en) * | 2005-07-15 | 2007-02-01 | Canon Inc | Storage device with time stamp function |
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2003
- 2003-11-18 JP JP2003388414A patent/JP2005151358A/en active Pending
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