CN201199692Y - Novel authentication equipment - Google Patents
Novel authentication equipment Download PDFInfo
- Publication number
- CN201199692Y CN201199692Y CNU2008201080056U CN200820108005U CN201199692Y CN 201199692 Y CN201199692 Y CN 201199692Y CN U2008201080056 U CNU2008201080056 U CN U2008201080056U CN 200820108005 U CN200820108005 U CN 200820108005U CN 201199692 Y CN201199692 Y CN 201199692Y
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- password
- chip
- main control
- triggering
- control chip
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Abstract
The utility model relates to novel certification equipment which can avoid the problem of asynchrony between the certification equipment and a server caused by mis-triggering so as to prolong the service life of products. The utility model adopts the technical proposal that the certification equipment comprises a first triggering circuit, a password generating chip, a power source and a display screen, and is characterized in that the equipment is also provided with a second triggering circuit, a storage circuit and a master chip, wherein, the second triggering circuit is connected with the master chip to send a trigger signal permitting generation of a dynamic password to the master chip; the first triggering circuit is connected with the master chip to send a trigger signal permitting generation of a new dynamic password or displaying the generated dynamic password to the master chip; the password generating chip is connected with the master chip to generate a new dynamic password; the display screen is connected with the master chip to display the newly generated dynamic password or the generated dynamic password; and the power source supplies power for every part.
Description
Technical field
The utility model belongs to information security field, particularly a kind of novel authenticating device.
Background technology
The network crime is becoming increasingly rampant, simple static password can't satisfy the higher demand of people to fail safe, therefore, emerges a kind of authenticating device that adopts dynamic password on the market, the password of this equipment by changing efficiently solves many potential safety hazards that static password exists.
This authenticating device that can produce dynamic password is built-in with power supply, and password generates chip and display screen, and password generates the special password generating algorithm of chip operation, generates current password and is presented on the display screen according to current time or access times.But, this authenticating device is often owing to false triggering produces and the nonsynchronous situation of server, and solving stationary problem is when previous comparison difficult technologies problem, and if the number of times of false triggering reach some, will cause novel authenticating device to scrap, can't re-use.
The utility model content
In order to address the above problem, the utility model provides a kind of novel authenticating device, can prevent the asynchronous problem with server of authenticating device that false triggering causes, thereby prolongs product useful life.
A kind of novel authenticating device, comprise that first circuits for triggering, password generate chip, power supply and display screen, it is characterized in that: described equipment also is provided with second circuits for triggering, memory circuit and main control chip, described second circuits for triggering link to each other with described main control chip, send the triggering signal that allows to generate dynamic password to described main control chip; Described first circuits for triggering link to each other with described main control chip, send the triggering signal that generates new dynamic password or show existing dynamic password to described main control chip; Described password generates chip and links to each other with described main control chip, is used to generate new dynamic password; Described memory circuit links to each other with described main control chip, is used to store the dynamic password of described generation; Described display screen links to each other with described main control chip, is used to show newly-generated dynamic password or existing dynamic password; Described power supply provides electric power for described each several part.
Described main control chip specifically comprises: password tag unit, rewriting unit and monitoring unit; Described rewriting unit links to each other with described password tag unit, is used for rewriting the content of password tag unit; Described monitoring unit links to each other with described password tag unit, is used for monitoring the content of password tag unit.
Described display screen comprises segment encode display screen, dot matrix display screen, character display screen or display screen for graphic presentation.
Described first circuits for triggering and second circuits for triggering are key circuit, button circuit or switching circuit.
Described main control chip, described memory circuit and described password generate chip and can be integrated in the chip piece.
Described chip comprises the Safety Design chip.
Effect of the present utility model is: because only under the situation that second circuits for triggering trigger earlier, trigger first circuits for triggering again and just can generate new dynamic password, compare with having only circuits for triggering that are used to generate dynamic password in the prior art, eliminated the possibility of false triggering, solved because the discarded problem of the novel authenticating device that false triggering causes authenticating device asynchronous with server and that cause thus.
Description of drawings
Accompanying drawing 1 is the structured flowchart of a kind of novel authenticating device of the utility model;
Accompanying drawing 2 is the preferred circuit schematic diagram of a kind of novel authenticating device of the utility model.
Embodiment
Below in conjunction with the drawings and specific embodiments the utility model is described further.
Embodiment:
Accompanying drawing 1 is a kind of novel authenticating device that the utility model provides, and comprising: first circuits for triggering 101, second circuits for triggering 102, main control chip 103, password generate chip 104, memory circuit 105, display screen 106 and power supply 107; Wherein, main control chip 103 links to each other with power supply 107 with first circuits for triggering 101, second circuits for triggering 102, password generation chip 104, memory circuit 105, display screen 106 respectively;
Second circuits for triggering 101: link to each other with main control chip 103, be used to trigger main control chip 103, equipment is set to allow to generate the state of dynamic password;
First circuits for triggering 102: link to each other with main control chip 103, be used for sending the triggering signal that generates new dynamic password or show existing dynamic password to main control chip 103;
Main control chip 103: link to each other with power supply 107 with first circuits for triggering 101, second circuits for triggering 102, password generation chip 104, memory circuit 105, display screen 106, after the triggering that receives second circuits for triggering 102, equipment is arranged to allow to generate the state of dynamic password; After the triggering that receives first circuits for triggering 101, whether judgment device is in the state that allows to generate dynamic password, if allow, start password and generate chip 104, memory circuit 105 and display screen 106, generate dynamic password and show and store newly-generated dynamic password, afterwards equipment is arranged to forbid generating the state of dynamic password; Otherwise, start display screen, show existing dynamic password;
Password generates chip 104: link to each other with main control chip 103, generate dynamic password under main control chip 103 controls; Password generates chip 104 and comprises memory cell and password generation unit, and memory cell links to each other with the password generation unit, is used for the password stored generating algorithm, and this algorithm is exported to the password generation unit;
Memory circuit 105: link to each other with main control chip 103, password stored generates the dynamic password that chip 104 generates under main control chip 103 controls;
Display screen 106: link to each other with main control chip 103, under the control of main control chip 103, show newly-generated dynamic password or existing dynamic password;
Power supply 107: link to each other with chip with all circuit in the equipment.
Among the embodiment of the present utility model, be provided with password tag unit 1031 in the main control chip 103, rewrite unit 1032 and monitoring unit 1033, wherein, rewrite unit 1032 and link to each other, be used for rewriting the content of unit 1031 with password tag unit 1031; Monitoring unit 1033 links to each other with password tag unit 1031, is used for monitoring the information of password tag unit 1031.Main control chip selects the change password flag bit to set whether allow to generate dynamic password according to different triggering signals, and such as being specifically as follows: password flag bit " 0 " representative forbids generating dynamic password, and " 1 " representative allows to generate dynamic password.
Preferably, Fig. 2 is the circuit theory diagrams of novel authenticating device in the present embodiment, is specially: in the circuit main control chip 103, password generation chip 104 and memory circuit 105 are integrated in the Safety Design chip 100.Among Fig. 2, Safety Design chip 100 has adopted the MC68HC908JB16 chip of Freescale; Wherein, switch B1 and B2 all can be used as first circuits for triggering and second circuits for triggering use, and regulation B1 is first circuits for triggering 101 in the present embodiment, and B2 is second circuits for triggering 102; Display screen 106 has adopted the HTG12832C LCD.
More than a kind of novel authenticating device provided by the utility model is described in detail, use specific case herein principle of the present utility model and execution mode 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. novel authenticating device, comprise that first circuits for triggering, password generate chip, power supply and display screen, it is characterized in that: described equipment also is provided with second circuits for triggering, memory circuit and main control chip, described second circuits for triggering link to each other with described main control chip, send the triggering signal that allows to generate dynamic password to described main control chip; Described first circuits for triggering link to each other with described main control chip, send the triggering signal that generates new dynamic password or show existing dynamic password to described main control chip; Described password generates chip and links to each other with described main control chip, is used to generate new dynamic password; Described memory circuit links to each other with described main control chip, is used to store the dynamic password of described generation; Described display screen links to each other with described main control chip, is used to show newly-generated dynamic password or existing dynamic password; Described power supply links to each other with described each several part, for it provides electric power.
2. novel authenticating device according to claim 1 is characterized in that described main control chip specifically comprises: password tag unit, rewriting unit and monitoring unit; Described rewriting unit links to each other with described password tag unit, is used for rewriting the content of password tag unit; Described monitoring unit links to each other with described password tag unit, is used for monitoring the content of password tag unit.
3. novel authenticating device according to claim 1 and 2 is characterized in that described display screen comprises segment encode display screen, dot matrix display screen, character display screen or display screen for graphic presentation.
4. novel authenticating device according to claim 1 and 2 is characterized in that described first circuits for triggering and second circuits for triggering are key circuit, button circuit or switching circuit.
5. novel authenticating device according to claim 1 and 2 is characterized in that described main control chip, described memory circuit and described password generate chip and can be integrated in the chip piece.
6. novel authenticating device according to claim 5 is characterized in that described chip is the Safety Design chip, comprises intelligent card chip.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008201080056U CN201199692Y (en) | 2008-05-22 | 2008-05-22 | Novel authentication equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008201080056U CN201199692Y (en) | 2008-05-22 | 2008-05-22 | Novel authentication equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201199692Y true CN201199692Y (en) | 2009-02-25 |
Family
ID=40450841
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2008201080056U Expired - Lifetime CN201199692Y (en) | 2008-05-22 | 2008-05-22 | Novel authentication equipment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201199692Y (en) |
-
2008
- 2008-05-22 CN CNU2008201080056U patent/CN201199692Y/en not_active Expired - Lifetime
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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 TECHNOLOGIES CO., LTD. Free format text: FORMER NAME: BEIJING FEITIAN CHENGXIN TECHNOLOGIES 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: 20090225 |
|
| CX01 | Expiry of patent term |