WO2006103752A1 - 文書のコピーを制御する方法 - Google Patents
文書のコピーを制御する方法 Download PDFInfo
- Publication number
- WO2006103752A1 WO2006103752A1 PCT/JP2005/006023 JP2005006023W WO2006103752A1 WO 2006103752 A1 WO2006103752 A1 WO 2006103752A1 JP 2005006023 W JP2005006023 W JP 2005006023W WO 2006103752 A1 WO2006103752 A1 WO 2006103752A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- copy
- document
- suppression
- storage area
- clipboard
- 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.)
- Ceased
Links
Classifications
-
- G—PHYSICS
- G06—COMPUTING OR CALCULATING; COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F21/00—Security arrangements for protecting computers, components thereof, programs or data against unauthorised activity
- G06F21/60—Protecting data
-
- G—PHYSICS
- G06—COMPUTING OR CALCULATING; COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F2221/00—Indexing scheme relating to security arrangements for protecting computers, components thereof, programs or data against unauthorised activity
- G06F2221/21—Indexing scheme relating to G06F21/00 and subgroups addressing additional information or applications relating to security arrangements for protecting computers, components thereof, programs or data against unauthorised activity
- G06F2221/2143—Clearing memory, e.g. to prevent the data from being stolen
Definitions
- the present invention relates to a method for controlling copying of a part or all of an electronic document, and more particularly, to a method for suppressing copying of a part or all of an electronic document using a clipboard.
- Patent Document 1 JP 2002-149297 A
- An object of the present invention is to prevent leakage of important documents without reducing the efficiency of document editing.
- the copy control method is a procedure for determining whether or not a copy source document is a copy suppression document. If the copy source document is not a copy suppression document, the copy data specified in the copy source document is stored in the first step. Write to the storage area 1 and the copy source document is a copy-suppressed document.
- the procedure for writing the specified copy data to the second storage area in the copy source document the procedure for determining whether or not the copy destination document is a copy suppression document, the above copy destination If the document is not a copy suppression document, the copy data written in the first storage area is transferred to the copy destination document. If the copy destination document is a copy suppression document, the first storage area or And a procedure for transferring copy data written in the second storage area to the copy destination document.
- both the copy source document and the copy destination document are copy suppression documents.
- the copy data is copied via the second storage area for copying the copy suppression document.
- the copy source document is a copy suppression document and the copy destination document is not a copy suppression document (that is, the copy destination document is a general document)
- the copy data is written to the second storage area. Data read access is performed to the first storage area. Yo Therefore, copy data is not transferred to the copy destination document. In other words, it is prohibited to copy to a general document.
- the copy source document is not a copy suppression document
- the copy data is written to the first storage area. Therefore, regardless of whether the copy destination document is a copy suppression document, the copy data is Transferred to the copy destination.
- FIG. 1 is a diagram for explaining an outline procedure for copying data to an important document.
- FIG. 2 Important document power This figure explains the general procedure for copying data to a general document.
- FIG. 3 General Document Power This is a diagram explaining the general procedure for copying data to important documents.
- FIG. 4 is a diagram for explaining an outline procedure for copying data to a general document.
- FIG. 5 is a diagram for explaining suppression of clipboard use.
- FIG. 6 is a flowchart showing copy processing according to the embodiment.
- FIG. 7 is a flowchart showing a paste process according to the embodiment.
- FIG. 8 is a diagram for explaining copy prevention information.
- FIG. 9 is a diagram for explaining prevention of file copy.
- FIG. 10 is a block diagram of a computer that executes a program describing functions of the present invention.
- FIG. 11 is a diagram for explaining a software program providing method according to the present invention.
- the document copy control method copies a part or all of a document (copy source document) to a document (copy destination document or paste destination document) using a storage area prepared in advance. It is assumed that the procedure to be included is included.
- the storage area is a clip board provided by an OS (for example, Windows (registered trademark) of Microsoft Corporation).
- the copy source document and the copy destination document may be the same document or different documents.
- a part or part of the original document The user operation that designates all as copy data is sometimes called a “copy operation”, and the user operation that inserts copy data at a desired position in the copy destination document is called a “paste operation”. Sometimes.
- FIGS. 1 to 4 are diagrams illustrating the configuration and operation of a clipboard suppression device (copy control device) according to an embodiment of the present invention.
- the arrows drawn with bold solid lines represent signals or data flows related to the process of writing copy data to the copy source document clipboard.
- an arrow drawn with a thick broken line represents a signal or data flow related to the process of transferring the copy data from the clipboard to the copy destination document.
- the clipboard suppression device is realized by executing a program described in advance on a computer.
- FIG. 1 is a diagram for explaining an outline procedure for copying important data in an important document.
- a document editing module 11S is, for example, an abrasion program for editing a copy source document or a part of the function.
- the document editing module 11D is, for example, an application program for editing a paste destination document or a part of the function.
- the application program that provides the document editing module 11S, 1 ID is not particularly limited, but is, for example, MS-Word or MS-Excel of Microsoft Corporation.
- the clipboard 12 is a storage area provided by the OS, and temporarily stores copy data to be copied from the copy source document to the paste destination document.
- the clipboard 12 can basically be accessed by any application.
- the important document clipboard 13 is a storage area provided separately from the clipboard 12 and temporarily stores copy data relating to the important document.
- the important document clip board 13 can be accessed only by the deterrence modules 15S and 15D described later.
- the document discrimination module 14 discriminates whether the copy source document and the paste destination document are important documents or general documents, respectively.
- an important document is a document that contains information (for example, personal information or confidential information) that needs to be prevented from being copied to other documents.
- the general document is a document other than the important document. Note that whether each document is an important document or a general document is specified in advance by the user.
- the clipboard suppression module 15S is activated when the copy source document is an important document, and is coupled to the document editing module 11S. When copy data is designated in the copy source document, the clipboard suppression module 15S suppresses the copy data from being written to the clipboard 12, and writes the copy data to the important document clipboard 13. At this time, the clipboard suppression module 15S clears the contents of the clipboard 12.
- the clipboard suppression module 15D is activated when the paste destination document is an important document, and is coupled to the document editing module 11D.
- the clipboard suppression module 15D transfers the copy data written in the clipboard 12 or the important document clipboard 13 to the document editing module 11D.
- the clipboard suppression modules 15S and 15D are activated and coupled to the document editing modules 11S and 11D, respectively.
- these activation processing and combination processing are executed by activation combination instructions al and a2 from the document discrimination module 14.
- the copy data CD is specified in the copy source document by the copy operation using the document editing module 11S.
- the copy operation by the user is not particularly limited. For example, a procedure for specifying a copy data CD and clicking an icon corresponding to “Copy”, or specifying a copy data CD and a predetermined copy data CD. This corresponds to a procedure of pressing a key (for example, “CTRL” + “C”).
- CTRL pressing a key
- the process proceeds to the clipboard suppression module 15S.
- the clipboard suppression module 15S writes the received copy data CD to the important document clipboard 13 and issues a clear instruction a3 to tilt the clipboard 12.
- the pasting operation using the document editing module 11D is performed on the clipboard.
- Stored copy data is called.
- the paste process by the user is not particularly limited, and corresponds to, for example, a procedure for designating a position where the copy data CD should be inserted and clicking an icon corresponding to “paste”.
- the process moves to the clipboard suppression module 15D.
- the clipboard suppression module 15D transfers the copy data CD written in the important document clipboard 13 to the document editing module 11D. This completes copy-and-paste of the copy data CD.
- the copy data CD from which the copy source document power is also extracted passes through the important document clipboard 13 without using the clipboard 12. To be copied to the destination document.
- some or all of the important documents are not stored in the clip board 12 accessible by any application, so leakage of personal information and confidential information can be prevented and security is improved.
- FIG. 2 is a diagram for explaining an outline procedure for copying data from an important document to a general document.
- the clipboard suppression module 15S is activated and combined with the document editing module 11S.
- the clipboard suppression module 15D shown in Fig. 1 is not activated.
- a paste operation is performed by the user using the document editing module 11D.
- the document editing module 11D accesses the clipboard 12 and tries to read the data stored therein.
- the copy data CD is stored in the important document clip board 13 and the clipboard 12 is cleared. Therefore, the document editing module 11D cannot obtain the data to be pasted into the paste destination document.
- the copy source document is an important document and the paste destination document is a general document.
- the copy data CD extracted from the copy source document is stored in the important document clipboard 13 which cannot be accessed by the document editing module 11D for editing the paste destination document. In other words, it is prohibited to copy some or all important documents to general documents. Therefore, leakage of personal information and confidential information contained in important documents can be prevented, and security is improved.
- FIG. 3 is a diagram for explaining a general procedure for copying data to a general document ability important document.
- the clipboard suppression module 15S shown in FIG. 1 is not activated.
- the clipboard suppression module 15D is activated and combined with the document editing module 11D.
- the document editing module 11S writes the copy data CD to the clipboard 12. Subsequently, a paste operation is performed using the document editing module 11D. Then, the clipboard suppression module 15D accesses the clipboard 12 and reads the copy data CD stored therein. This completes the copy and paste of the copy data CD. At this time, the clipboard suppression module 15D issues a clear instruction a4 to clear the important document clipboard 13.
- FIG. 4 is a diagram for explaining an outline procedure for copying data from a general document to a general document.
- the document editing module 11S when the copy data CD is specified in the copy source document, the document editing module 11S writes the copy data CD to the clipboard 12. Subsequently, a paste operation is performed using the document editing module 11D. Then, the document editing module 11D accesses the clipboard 12 and reads the copy data CD stored therein. This completes the copy and paste of the copy data CD.
- the copy source document is a general document
- the copy data CD cut out from the copy source document is stored in the clipboard 12 regardless of whether the paste destination document is an important document or a general document.
- the pasted document That is, personal information and Copy data extracted from general documents, including confidential information, is copied via the clipboard 12 accessible by any application.
- the user is not aware of the important document clip board 13 in the above-described copy operation and paste operation. That is, the user can perform copy and paste without recognizing whether the copy was made via the clipboard 12 or copied via the important document clipboard 13. However, if you try to copy part or all of an important document to a general document, that copy is prohibited. In this case, the user recognizes that copying cannot be performed by, for example, an alarm message displayed on the display device.
- FIG. 5 is a diagram for explaining suppression of use of the clipboard.
- an application 21 for editing an important document corresponds to the document editing modules 11S and 11D combined with the clipboard suppression modules 15S and 15D.
- the application 22 for editing a general document corresponds to the document editing modules 11S and 11D to which the clipboard suppression modules 15S and 15D are not combined.
- copy C1 When a copy operation is performed in the application 21 that edits an important document, copy C1 is executed. This copy C1 includes a process of writing specified copy data to the important document clipboard 13 (Set Data) and a process of clearing the contents of the clipboard 12.
- paste P1 When a paste operation is performed in the application 21 that edits an important document, paste P1 is executed. This paste P1 includes a process (Get Data) for acquiring copy data stored in the clipboard 12 or the important document clipboard 13. Note that in the paste P1, the clipboard 12 is preferentially accessed before the important document clipboard 13 is accessed. When copy data can be acquired from the clipboard 12, the contents are cleared without accessing the important document clipboard 13.
- Copy C2 When a copy operation is performed in the application 22 for editing a general document, copy C2 is executed. Copy C2 includes processing (Set Data) to write the specified copy data to clipboard 12. Further, when a paste operation is performed in the application 22 for editing a general document, paste P2 is executed. The paste P2 includes a process (Get Data) for acquiring copy data stored in the clipboard 12.
- the important document clipboard 13 is provided separately from the clipboard 12 provided by the OS, and a part of the important document or the important document clipboard 13 is used. Since everything is copied, it is possible to copy between important documents while preventing information leakage from important documents to general documents.
- FIG. 6 is a flowchart showing copy processing according to the embodiment. This flow chart process is executed when a user performs a copy operation using an application for editing a copy source document.
- step S1 the operating OS clears the contents of the clipboard 12.
- the clip board 12 is a storage area provided by the OS.
- step S2 it is checked whether the copy source document is an important document. If the copy source document is not an important document, it is not necessary to perform clipboard suppression control. Therefore, the process proceeds to step S3. If the copy source document is an important document, clipboard suppression control must be performed. Proceed to Whether or not the copy source document is an important document is determined based on the copy prevention information. That is, when a document to be edited is opened by an application, copy prevention information attached to the document (or a folder storing the document) is sent to the document discrimination module 14. Then, the document determination module 14 determines whether or not the document is an important document based on the received copy prevention information. The copy prevention information will be described in detail later.
- step S3 normal clipboard writing processing is executed.
- the OS is Windows
- the WINAPI function for writing the specified copy data to the clipboard 12 is called and executed. Note that the processing in step S3 is executed by the document editing module 11S in FIGS.
- step S4 the type of copy data (ASCII code data, binary data, bit data) Check the map data).
- step S5 the copy data is written into the corresponding buffer of the important document clipboard 13 according to the type of the copy data. Note that the processes of steps S4 and S5 are executed by the clipboard suppression module 15S in FIGS. At this time, the clipboard suppression module 15S acquires the WINAPI function called by the document editing module 11S and executes steps S4 and S5 according to the function.
- steps S4 and S5 are executed, and the copy data designated in the important document is stored in the important document clipboard 13.
- step S3 is executed, and the copy data designated in the general document is stored in the clipboard 12.
- FIG. 7 is a flowchart showing the paste process of the embodiment. This flow chart process is executed when the user performs a paste operation using an application for editing the paste destination document.
- step S 11 it is checked whether or not the paste destination document is an important document. If the destination document is not an important document, clipboard suppression control is not necessary. Therefore, the process proceeds to step S12. If the paste destination document is an important document, clipboard suppression control is required. Proceed to S13. Whether or not the copy source document is an important document is determined based on the copy prevention information as in step S2 of FIG.
- step S12 normal clipboard paste processing is executed.
- OS is Windows
- the WINAPI function for inserting the copy data stored in the clipboard 12 at the specified position in the paste destination document is called and executed. Note that the processing in step S12 is executed by the document editing module 11D in FIGS.
- step S13 it is checked whether copy data is stored in the clipboard 12.
- the clipboard 12 is a storage area provided by the OS as described above. At this time, if copy data is stored in the clipboard 12, the important document clipboard 13 is cleared in step S14. Then, in step S 15 Read the copy data from the clipboard 12 and insert it at the specified position in the destination document.
- step S16 If copy data is not stored in the clipboard 12, whether or not the copy data is stored in the important document clipboard 13 is checked in step S16. At this time, if copy data is stored in the important document clipboard 13, the type of the copy data is checked in step S17. In step S18, the corresponding buffer capacity of the important document clipboard 13 also reads the copy data according to the type of the copy data, and inserts it at the designated position in the paste destination document. If copy data is also stored in the clipboard 12 and the important document clipboard 13, the process ends without performing the paste process.
- steps S13 to S18 are executed by the clipboard suppression module 15D in Figs.
- the clipboard suppression module 15D may acquire the WINAPI function called by the document editing module 11D, and execute steps S13 to S18 according to the function! /.
- the clipboard suppression module 15D reads the copy data from the clipboard (clipboard 12 or important document clipboard 13), transfers it to the document edit module 11D, and the document edit module 11D pastes the copy data. Insert it at the specified position in the destination document.
- FIG. 8 is a diagram for explaining copy prevention information.
- copy protection information is set for each folder storing one or more document files.
- the copy protection information setting module 31 When the copy protection information setting module 31 is activated in response to an instruction from the administrator, the copy protection information setting module 31 displays a form 33 for inputting copy protection information on the display device 32 of the computer. The administrator uses this form 33 to input the following information.
- the copy protection information input for each folder using the form 33 is stored in the copy protection information storage file 34 using an identifier for identifying each folder as a search key.
- the document discrimination module 14 uses the identifier of the folder storing the document as a search key to prevent copying. Access information storage file 34. If the corresponding copy prevention information is stored, the document discrimination module 14 extracts the copy prevention information and transmits it to the clipboard suppression module 15 (15S, 15D) and the copy prevention driver 35. The sent copy prevention information is registered in the clipboard suppression module 15 and the copy prevention driver 35, respectively.
- the clipboard suppression module 15 combines with the corresponding document editing module 11 if “suppression of clipboard use” is valid in the received copy prevention information, and thereafter, the document editing module 11 Works in conjunction with. Clipboard suppression module 15 The operation is as described above.
- the copy prevention driver 35 restricts access to the corresponding folder based on the received copy information. That is, for example, access from applications other than those registered by the administrator is denied, and files from the corresponding folder are rejected.
- the copy prevention information stored in the copy prevention information storage file 34 may be distributed to the plurality of terminals via the network. . If such a configuration is introduced, a highly secure system will be constructed in which important documents cannot be taken out by multiple terminals. At this time, the user of each terminal is not aware of the setting of the copy protection function.
- FIG. 9 is a diagram for explaining prevention of file copy.
- the process proceeds to the copy protection file system driver 42.
- the copy prevention file system driver 42 refers to the permitted folder list registered in advance, and checks whether the file copy destination folder or the destination folder is permitted. If the copy destination or destination folder is permitted, the file specified by the user is copied or moved. On the other hand, if the copy destination or move destination folder is not permitted, the copy or move of the file specified by the user is rejected and an error is notified. With this configuration, it is possible to prevent users other than the administrator from taking out important documents.
- the CPU 101 loads a program describing the above-described functions from the storage device 102 to the memory 103 and executes it.
- the storage device 102 is a hard disk, for example. Store.
- the storage device 102 may be an external storage device connected to the computer 100.
- the memory 103 is a semiconductor memory, for example, and is used as a work area for the CPU 101.
- the recording medium driver 104 accesses the portable recording medium 105 according to instructions from the CPU 101.
- the portable recording medium 105 is, for example, a semiconductor device (PC card, etc.), a medium (information such as a flexible disk or a magnetic tape) to which information is input / output by magnetic action, or a medium to which information is input / output by optical action (Including optical discs).
- the input / output device 106 includes a keyboard, a mouse, a display device, and a printer. Then, the communication control device 107 transmits / receives data via the network in accordance with instructions from the CPU 101.
- the clipboard 12 and the important document clipboard 13 are provided in a predetermined area of the memory 103, and the copy prevention information storage file 34 is provided in the storage device 102 or the memory 103.
- the document editing module 11 (11S, 11D), the document determination module 14, the clipboard suppression module 15 (15S, 15D), and the copy prevention information setting module 31 are programs executed by the CPU 101.
- FIG. 11 is a diagram for explaining a software program providing method according to the present invention.
- the program according to the present invention is provided, for example, by any one of the following three methods. (1) Provided by being installed on a computer. In this case, for example, the program is preinstalled in the computer 100 before the computer 100 is shipped.
- the program to be executed is basically installed in the storage device 102 via the recording medium driver 104.
- the computer 100 acquires the corresponding program by downloading the program server capability.
- the “copy” force V and the so-called “copy and paste” are described, but so-called “cut and paste” is also included.
- the “copy” according to the present invention is a part or all of a document clipboard (clipboard 12 or important It also includes processing for moving to another document via the document clipboard 13).
- the copy prevention information is set for each folder, and the document stored in the important folder is an important document.
- the present invention is not limited to this. That is, information for identifying important Z non-important (that is, copy-inhibited document Z-copy-inhibited document) may be assigned to each document. Alternatively, it may be possible to define that a specific part in the document is an “important part”. In this case, the important document clipboard 13 is used to copy a part or all of the specific portion, and the clipboard 12 is used to copy other portions in the document.
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Abstract
Description
Claims
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2007510279A JP4516598B2 (ja) | 2005-03-30 | 2005-03-30 | 文書のコピーを制御する方法 |
| PCT/JP2005/006023 WO2006103752A1 (ja) | 2005-03-30 | 2005-03-30 | 文書のコピーを制御する方法 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| PCT/JP2005/006023 WO2006103752A1 (ja) | 2005-03-30 | 2005-03-30 | 文書のコピーを制御する方法 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| WO2006103752A1 true WO2006103752A1 (ja) | 2006-10-05 |
Family
ID=37053026
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| PCT/JP2005/006023 Ceased WO2006103752A1 (ja) | 2005-03-30 | 2005-03-30 | 文書のコピーを制御する方法 |
Country Status (2)
| Country | Link |
|---|---|
| JP (1) | JP4516598B2 (ja) |
| WO (1) | WO2006103752A1 (ja) |
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2009026228A (ja) * | 2007-07-23 | 2009-02-05 | Sky Kk | データ機密制御システム |
| JP2009054100A (ja) * | 2007-08-29 | 2009-03-12 | Toshiba Corp | 情報処理装置、および情報処理装置の制御方法 |
| JP2010055371A (ja) * | 2008-08-28 | 2010-03-11 | Fujitsu Ltd | 情報漏洩防止プログラムおよび情報漏洩防止方法 |
| JP2012022461A (ja) * | 2010-07-13 | 2012-02-02 | Toshiba Corp | オブジェクト複製制御装置およびプログラム |
| JP2012043292A (ja) * | 2010-08-20 | 2012-03-01 | Fujitsu Ltd | ファイル管理方法、ファイル管理装置、及びファイル管理プログラム |
| WO2012176530A1 (ja) * | 2011-06-23 | 2012-12-27 | インターナショナル・ビジネス・マシーンズ・コーポレーション | 秘密情報を管理する情報処理装置、方法およびプログラム |
| JP2016146063A (ja) * | 2015-02-06 | 2016-08-12 | 株式会社文溪堂 | データ移行システム、及びデータ移行プログラム |
| JP2023055689A (ja) * | 2021-03-11 | 2023-04-18 | 国立大学法人京都大学 | ウェブブラウザ、クライアント、情報閲覧支援システム、および情報閲覧支援方法 |
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| US20020052981A1 (en) * | 2000-08-31 | 2002-05-02 | Fujitsu Limited | Method for suppressing a menu, method for controlling copying and moving of data and computer-readable recording medium recorded with program code for controlling a menu |
| WO2004066156A1 (ja) * | 2003-01-20 | 2004-08-05 | Fujitsu Limited | 複製防止装置、複製防止方法およびその方法をコンピュータに実行させるプログラム |
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- 2005-03-30 JP JP2007510279A patent/JP4516598B2/ja not_active Expired - Fee Related
- 2005-03-30 WO PCT/JP2005/006023 patent/WO2006103752A1/ja not_active Ceased
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| JP2002288030A (ja) * | 2001-03-27 | 2002-10-04 | Hitachi Software Eng Co Ltd | データ持ち出し禁止用プログラム |
Cited By (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2009026228A (ja) * | 2007-07-23 | 2009-02-05 | Sky Kk | データ機密制御システム |
| JP2009054100A (ja) * | 2007-08-29 | 2009-03-12 | Toshiba Corp | 情報処理装置、および情報処理装置の制御方法 |
| JP2010055371A (ja) * | 2008-08-28 | 2010-03-11 | Fujitsu Ltd | 情報漏洩防止プログラムおよび情報漏洩防止方法 |
| JP2012022461A (ja) * | 2010-07-13 | 2012-02-02 | Toshiba Corp | オブジェクト複製制御装置およびプログラム |
| JP2012043292A (ja) * | 2010-08-20 | 2012-03-01 | Fujitsu Ltd | ファイル管理方法、ファイル管理装置、及びファイル管理プログラム |
| GB2506074A (en) * | 2011-06-23 | 2014-03-19 | Ibm | Information processing device, method, and program which administer secret information |
| WO2012176530A1 (ja) * | 2011-06-23 | 2012-12-27 | インターナショナル・ビジネス・マシーンズ・コーポレーション | 秘密情報を管理する情報処理装置、方法およびプログラム |
| JP5576563B2 (ja) * | 2011-06-23 | 2014-08-20 | インターナショナル・ビジネス・マシーンズ・コーポレーション | 秘密情報を管理する情報処理装置、方法およびプログラム |
| US9053333B2 (en) | 2011-06-23 | 2015-06-09 | International Business Machines Corporation | Managing confidential information |
| GB2506074B (en) * | 2011-06-23 | 2017-02-22 | Ibm | Information processing apparatus, method, and program for managing confidential information |
| JP2016146063A (ja) * | 2015-02-06 | 2016-08-12 | 株式会社文溪堂 | データ移行システム、及びデータ移行プログラム |
| JP2023055689A (ja) * | 2021-03-11 | 2023-04-18 | 国立大学法人京都大学 | ウェブブラウザ、クライアント、情報閲覧支援システム、および情報閲覧支援方法 |
| JP7286073B2 (ja) | 2021-03-11 | 2023-06-05 | 国立大学法人京都大学 | ウェブブラウザ、クライアント、情報閲覧支援システム、および情報閲覧支援方法 |
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| JP4516598B2 (ja) | 2010-08-04 |
| JPWO2006103752A1 (ja) | 2008-09-04 |
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