CN200976141Y - Plug-and-play intelligent cipher key device - Google Patents
Plug-and-play intelligent cipher key device Download PDFInfo
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- CN200976141Y CN200976141Y CNU2006201341470U CN200620134147U CN200976141Y CN 200976141 Y CN200976141 Y CN 200976141Y CN U2006201341470 U CNU2006201341470 U CN U2006201341470U CN 200620134147 U CN200620134147 U CN 200620134147U CN 200976141 Y CN200976141 Y CN 200976141Y
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- intelligent key
- key apparatus
- interface module
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Abstract
The utility model provides a plug and play intelligent key device, which belongs to a field of computer security technology. To solve the problems that the key device is used inconveniently in the prior art, the utility model provides the plug and play intelligent key device, which comprises a micro-controller unit and an out-chip large capacity memory, wherein, the referred micro-controller unit comprises a host interface module, a CPU, a key data storage module, a firmware program storage module and an out-chip large capacity memory interface module. By increasing storage of the out-chip large capacity memory of the software which is matched with the key device in the intelligent key device, the usability of the intelligent key device is improved; meanwhile, the utility model makes users use and manage the files in the intelligent key device conveniently.
Description
Technical field
The utility model relates to a kind of device that improves the intelligent key apparatus ease for use, particularly a kind of device that utilizes external connection storage apparatus to improve the intelligent key apparatus ease for use.
Background technology
Along with fast development of information technology, intelligent key apparatus just is applied to all trades and professions more and more widely.Intelligent key apparatus is a kind of small hardware device that has processor and storer, and it can be connected with computing machine by the data communication interface of computing machine.It has the key systematic function, and can the safe storage key, can preset cryptographic algorithm.The intelligent key apparatus computing relevant with key be fully at the device internal operation, and intelligent key apparatus has anti-characteristic of attacking, and security is high.USBKey is a kind of intelligent key apparatus of USB interface, and its built-in single-chip microcomputer or intelligent card chip can be stored user's key or digital certificate.
When external hardware device and computing machine connect, having an interface jumps out automatically, prompting is play or operation automatically, this program is referred to as automatic broadcast (Autoplay) program or moves (AutoRun) program automatically, the user that it can help to use external hardware device is the content in the understanding equipment better, guides user installation simultaneously, uses software and data in the external hardware device.
As everyone knows, putting into CD-ROM drive when a CD will be performed automatically, and this is a built-in function of operating system, and also need transfer an AutoRun.inf file at the CD root directory according to the requirement of operating system when making CD.Whether operating system can have the action of putting into CD in the detecting optical driven at any time after startup, if any, just begin to seek AutoRun.inf file in the CD, if having the AutoRun.inf file then carry out the pre-set programs of its inside.
The cryptographic algorithm that intelligent key apparatus is built-in has the key systematic function, and can store sensitive informations such as digital certificate, key safely.Yet, in the prior art, the memory capacity of intelligent key apparatus is less, intelligent key apparatus and software matching used with it separate, when the user buys intelligent key apparatus, to obtain with the CD of coordinative composition of equipments or download supporting software from the Internet toward contact, could completely use effectively intelligent key apparatus, operation intelligent key apparatus inside relative program, manage its inner information.This uses intelligent key apparatus to bring puzzlement to domestic consumer to a certain extent.
At present, intelligent key apparatus normally is connected with desktop computer by USB interface, Here it is so-called USB Key, and another kind of widely used flash memory device (being commonly referred to USB flash disk) also is connected in USB interface.The memory capacity of USB flash disk is bigger, and the memory capacity of intelligent key apparatus is less, can not store supporting software.
The shortcoming of prior art is: intelligent key apparatus is inconvenient to use, and while and software matching used with it separate, and need obtain the software supporting with it in addition.
The utility model content
The utility model provides a kind of intelligent key apparatus of plug and play in order to solve the problem that intelligent key apparatus is inconvenient to use in the prior art.After being connected, intelligent key apparatus and main frame can move automatically.In the utility model, will need to be preset in the external memory device with the supporting software of intelligent key apparatus.
Described technical scheme is as follows:
The utility model provides a kind of intelligent key apparatus of plug and play, described device comprises micro controller unit and the outer mass storage of sheet, described micro controller unit comprises the outer mass memory interface module of host interface module, CPU, key data memory module, firmware program memory module and sheet, described host interface module is used to connect main frame and intelligent key apparatus, and described micro controller unit links to each other by the outer mass memory interface module of sheet with the outer mass storage of sheet.
Described outer mass storage and described micro controller unit are physically bound.
Deposit digital certificate, key or user's private data in the described key data memory module.
Described firmware program memory module is used for depositing the firmware program of intelligent key apparatus, and the information that described firmware program is used to realize communicating by letter between intelligent key apparatus and main frame, send main frame resolves and handle, realize rights management, finish incoming/outgoing management to each memory block, data are carried out enciphering/deciphering.
Described outer mass storage deposited the software supporting with intelligent key apparatus, is used for the user and by application program the information of intelligent key apparatus used and managed.
The supporting software of described and intelligent key apparatus specifically is the software that can move automatically.
Described host interface module adopts usb interface module.
CPU in the described intelligent key apparatus micro controller unit links to each other with the outer mass memory interface module of key data memory module, firmware program memory module, sheet in host interface module, the micro controller unit respectively.
Key data memory module in the described micro controller unit, firmware program memory module, the outer mass storage of sheet are by one or more the forming among ROM, EPROM, EEPROM, the FLASH.
Described outer mass memory interface module adopts the SPI module.
Described intelligent key apparatus also comprises the biological characteristic processing unit, and described biological processing unit links to each other with described CPU.
The beneficial effect that the technical scheme that adopts the utility model to provide is brought is:
By mass storage outside the sheet that in intelligent key apparatus, increases the supporting software of storage and this key device, improved the ease for use of intelligent key apparatus; Be user-friendly to and manage the file in the intelligent key apparatus simultaneously.
Description of drawings
Fig. 1 is the intelligent key apparatus synoptic diagram of the plug and play that provides of the utility model embodiment 1;
Fig. 2 is the method flow diagram that the utility model embodiment 2 uses the intelligent key apparatus that embodiment 1 provide.
Embodiment
The utility model is described in further detail below in conjunction with the drawings and specific embodiments, but not as to qualification of the present utility model.
The present invention by the mode at the required software kit of intelligent key apparatus stored, makes things convenient for domestic consumer to use intelligent key apparatus in conjunction with USB flash disk and two kinds of technology of USB Key.
Referring to Fig. 1, a kind of intelligent key apparatus of plug and play is provided, this device comprises micro controller unit (Micro-Controller Unit, MCU) 2 and the outer mass storage of sheet, wherein micro controller unit 2 comprises host interface module, CPU22, key data memory module 23, firmware program memory module 24, the outer mass memory interface module of sheet, the outer mass storage FLASH3 of sheet.Wherein, host interface module is used to connect intelligent key apparatus and main frame 1, and the host interface module in the present embodiment adopts usb interface module 21.The outer mass memory interface module of sheet is used to connect micro controller unit 2 and the outer mass storage FLASH3 of sheet, the outer mass memory interface module of the sheet of present embodiment adopts SPI (SerialPeripheral Interface, Serial Peripheral Interface (SPI)) interface module 25.
MCU is meant along with the appearance of large scale integrated circuit and development thereof, and CPU, RAM, ROM and the multiple I/O interface of computing machine is integrated on a slice chip, forms the computing machine of chip-scale.
Wherein, usb interface module 21, CPU22, key data memory module 23, firmware program memory module 24, SPI interface module 25 are integrated in the micro controller unit 2 of intelligent key apparatus; The binding that the micro controller unit 2 of outer mass storage FLASH3 of sheet and intelligent key apparatus carries out physically.
Key data memory module 23 is used to deposit sensitive informations such as digital certificate, key, user's private data, has enough storage spaces to store the data that preset, and is subjected to the control of CPU22.
Firmware program memory module 24 is used for depositing the firmware program of intelligent key apparatus, firmware program is mainly used in and realizes the communicating by letter of intelligent key apparatus and 1 in main frame, the information of main frame 1 transmission is resolved, finished incoming/outgoing management to each memory block, data is carried out enciphering/deciphering etc., and is subjected to the control of CPU22.
The outer mass storage FLASH3 of sheet deposits the software supporting with intelligent key apparatus, is used for controlling the operation of described micro controller unit firmware program.
In the present embodiment, with the supporting software of intelligent key apparatus be can AtuoRun (operation automatically) software.
CPU22 in the intelligent key apparatus micro controller unit 2 links to each other with usb interface module 21, key data memory module 23, firmware program memory module 24, SPI interface module 25 respectively.
The outer mass storage of key data memory module in the micro controller unit 2, firmware program memory module and sheet is respectively EEPROM23, EEPROM24, FLASH3.
In the present invention, mass storage also can be by several composition the among EEPROM, EEPROM, the FLASH in the key data memory module in the micro controller unit 2, firmware program memory module and the sheet.
Be used to connect the SPI interface module 25 of micro controller unit 2 and the outer mass storage FLASH3 of sheet, be responsible for and carry out serial communication after the outer mass storage FLASH3 of sheet and micro controller unit 2 foundation being connected physically.
In the present embodiment, intelligent key apparatus also can comprise other processing units, as biological characteristic processing units such as fingerprint, iris, voice, this biological characteristic processing unit is used to gather fingerprint, iris or voice messaging, and to the information that collects carry out analog to digital conversion, extract characteristic parameter, the compare operation of generating feature vector sum coupling, with the ease for use and the security of further enhancing intelligent key apparatus.
Referring to Fig. 2, be the using method process flow diagram of the intelligent key apparatus of the plug and play that provides among the embodiment 1, concrete using method comprises the steps:
Step 201: intelligent key apparatus connects by usb interface module 21 and main frame 1;
Step 202: intelligent key apparatus is a high-capacity storage to main frame 1 this intelligent key apparatus of report;
Step 203: main frame 1 is by directly starting application program with the supporting software of intelligent key apparatus in the described high-capacity storage;
Step 204: the user uses the information in the intelligent key apparatus by this application program and manages.
In this enforcement, step 203) in the supporting software of intelligent key apparatus be can AutoRun software, this AutoRun software is according to function written program that intelligent key apparatus provided by software developer/user.
In the present embodiment, step 203) application program in is the pre-set programs of AutoRun.inf file, can be the program that carries of operating system or software developer/user written program voluntarily, and by the corresponding pre-set programs of AutoRun.inf file start.This application program can leave in the main frame or in the intelligent key apparatus, and moves in main frame, by this application program, just can realize using and managing the firmware program in the intelligent key apparatus.Specifically be expressed as follows:
[AutoRun] // expression AutoRun partly begins, must input.
Icon=F.ico // the give high-capacity storage drive icon F.ico of propertyization one by one.
The path and the title of working procedure wanted in Open=setup.exe // appointment, is in the high-capacity storage at this
The setup.exe file.
In said procedure, " [AutoRun] " row is necessary set form, and what " Icon " row was corresponding is icon file, and " F.ico " is icon file path and filename, and " .ico " is the extension name of icon file.
More than the high ease for use intelligent key apparatus of a kind of external memory device provided by the utility model is described in detail, used specific case herein principle of the present utility model and embodiment are set forth, the explanation of above embodiment just is used for helping to understand method of the present utility model and core concept thereof; Simultaneously, for one of ordinary skill in the art, according to thought of the present utility model, the part that all can change in specific embodiments and applications, in sum, this description should not be construed as restriction of the present utility model.
Claims (6)
1. the intelligent key apparatus of a plug and play, it is characterized in that, described device comprises micro controller unit and the outer mass storage of sheet, described micro controller unit comprises the outer mass memory interface module of host interface module, CPU, key data memory module, firmware program memory module and sheet, described host interface module is used to connect main frame and intelligent key apparatus, and described micro controller unit links to each other by the outer mass memory interface module of sheet with the outer mass storage of sheet.
2. the intelligent key apparatus of plug and play as claimed in claim 1 is characterized in that, described host interface module adopts usb interface module.
3. the intelligent key apparatus of plug and play as claimed in claim 1, it is characterized in that the CPU in the described intelligent key apparatus micro controller unit links to each other with the outer mass memory interface module of key data memory module, firmware program memory module, sheet in host interface module, the micro controller unit respectively.
4. the intelligent key apparatus of plug and play as claimed in claim 1, it is characterized in that the key data memory module in the described micro controller unit, firmware program memory module, the outer mass storage of sheet are by one or more the forming among ROM, EPROM, EEPROM, the FLASH.
5. the intelligent key apparatus of plug and play as claimed in claim 1 is characterized in that, described outer mass memory interface module adopts the SPI module.
6. the intelligent key apparatus of plug and play as claimed in claim 1 is characterized in that, described intelligent key apparatus also comprises the biological characteristic processing unit, and described biological processing unit links to each other with described CPU.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2006201341470U CN200976141Y (en) | 2006-10-23 | 2006-10-23 | Plug-and-play intelligent cipher key device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2006201341470U CN200976141Y (en) | 2006-10-23 | 2006-10-23 | Plug-and-play intelligent cipher key device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN200976141Y true CN200976141Y (en) | 2007-11-14 |
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ID=38902423
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2006201341470U Expired - Lifetime CN200976141Y (en) | 2006-10-23 | 2006-10-23 | Plug-and-play intelligent cipher key device |
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| Country | Link |
|---|---|
| CN (1) | CN200976141Y (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106339619A (en) * | 2016-08-26 | 2017-01-18 | 何颖 | Information security management method and device thereof |
-
2006
- 2006-10-23 CN CNU2006201341470U patent/CN200976141Y/en not_active Expired - Lifetime
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106339619A (en) * | 2016-08-26 | 2017-01-18 | 何颖 | Information security management method and device thereof |
| CN106339619B (en) * | 2016-08-26 | 2019-01-18 | 上海恒能泰企业管理有限公司 | Information security management method and its device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C56 | Change in the name or address of the patentee |
Owner name: FEITIAN CHENGXIN TECHNOLOGY CO., LTD. Free format text: FORMER NAME: BEIJING FEITIAN CHENGXIN SCIENCE + TECHNOLOGY CO. LTD. |
|
| CP03 | Change of name, title or address |
Address after: 100085 Beijing city Haidian District Xueqing Road No. 9 Ebizal building B block 17 layer Patentee after: Feitian Technologies Co., Ltd. Address before: 100083, Haidian District, Xueyuan Road, No. 40 research, 7 floor, 5 floor, Beijing Patentee before: Beijing Feitian Chengxin Science & Technology Co., Ltd. |
|
| CX01 | Expiry of patent term |
Granted publication date: 20071114 |
|
| EXPY | Termination of patent right or utility model |