CN206672110U - ISO7816 smart card go-between's analytical equipments - Google Patents
ISO7816 smart card go-between's analytical equipments Download PDFInfo
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- CN206672110U CN206672110U CN201720425792.6U CN201720425792U CN206672110U CN 206672110 U CN206672110 U CN 206672110U CN 201720425792 U CN201720425792 U CN 201720425792U CN 206672110 U CN206672110 U CN 206672110U
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- microcontroller
- iso7816
- clamp
- relay
- clamp connector
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Abstract
A kind of ISO7816 smart cards go-between's analytical equipment, including：Neck, connection clamp, microcontroller, clamp connector and the first relay, wherein：First relay respectively with microcontroller, clamp connector is connected with neck, the first level translator is provided between first relay and microcontroller, connection clamp is connected with clamp connector, clamp connector is connected with microcontroller by second electrical level converter, the utility model can automatically show all data in ISO7816 communications, and select corresponding data to assign data modification using upper computer software by tester and instruct, automatically corresponding data is modified by microcontroller, the ability of smart card resistance man-in-the-middle attack is detected with this, all ISO7816 protocol-intelligents cards can be applied to.
Description
Technical field
The utility model relates to a kind of technology in equipment safety field, among specifically a kind of ISO7816 smart cards
People's analytical equipment.
Background technology
ISO7816 is mainly used in the communication of smart card as a kind of smart card international standard protocol.Smart card, which can block, to be needed
Data interaction is carried out by read write line.Smart card equipped with CPU, RAM and I/O, can voluntarily handle a fairly large number of data and
The work of host CPU is not affected.Smart card also may filter that the data of mistake, to mitigate the burden of host CPU.It is adapted to end
Mouthful number is more and the faster occasion of communication speed demand.Therefore, ISO7816 equipment is widely used in finance, social security and medical treatment
Field, mainly realize the important daily use such as identification, capital settlement.
Utility model content
The utility model is directed to deficiencies of the prior art, proposes a kind of ISO7816 smart cards go-between analysis
Device.
The utility model is achieved through the following technical solutions：
The utility model includes：Neck, connection clamp, microcontroller, clamp connector and the first relay, wherein：The
One relay is connected with microcontroller, clamp connector and neck respectively, and first is provided between the first relay and microcontroller
Level translator, connection clamp are connected with clamp connector, and clamp connector passes through second electrical level converter phase with microcontroller
Even.
Described clamp connector is connected by the second relay with microcontroller.
Voltage-stablizer is provided between the second described relay and microcontroller.
Described microcontroller is connected with display.
Described microcontroller is STM32.
Described microcontroller is connected with SWD interfaces.
Described microcontroller is connected with USB connectors.
Technique effect
Compared with prior art, the utility model can automatically show ISO7816 communication in all data, and by
Tester selects corresponding data to assign data modification instruction using upper computer software, and automatically corresponding data is entered by microcontroller
Row modification, the ability of smart card resistance man-in-the-middle attack is detected with this, all ISO7816 protocol-intelligents can be applied to
Card.
Brief description of the drawings
Fig. 1 is the block diagram of the utility model；
In figure：1 connection clamp, 2 necks, 3 clamp connectors, 4 first relays, 5 first level translators, 6USB connections
Mouth, 7SWD interfaces, 8 microcontrollers, 9 second electrical level converters, 10 second relays, 11 voltage-stablizers.
Embodiment
As shown in figure 1, the present embodiment includes：Neck 2, connection clamp 1, microcontroller 8, clamp connector 3 and first after
Electrical equipment 4, wherein：First relay 4 is connected with microcontroller 8, clamp connector 3 and neck 2 respectively, the first relay 4 and micro-
The first level translator 5 is provided between controller 8, connection clamp 1 is connected with clamp connector 3, clamp connector 3 and microcontroller
Device 8 is connected by second electrical level converter 9.
Described clamp connector 3 is connected by the second relay 10 with microcontroller 8.Second controller and microcontroller
Voltage-stablizer 11 is provided between 8.Microcontroller 8 is connected with display.Microcontroller 8 is STM32.Microcontroller 8 is connected with SWD interfaces 7.
Microcontroller 8 is connected with USB connectors 6.
Described clamp connector 3 provides power supply with each part in device.
Described connection clamp 1 is inserted in the card reader of original system, and smart card is then inserted in neck 2.Clamp connects
Device 3 reads RESET signal, I/O signal and CLOCK signal, and is transmitted through the first relay 4 to microcontroller (MCU) 8.Microcontroller
8 extraneous host computer of device is connected.MCU I/O interface can be monitored, and after smart card is restarted, microcontroller 8 passes through its I/O interface
CLOCK signal is counted, low and high level after counting reaches certain value in I/O signal is read, so as to obtain the number that communicates
According to.By the first relay 4, microcontroller 8 can communicate with smart card or card reader.
Compared with prior art, the utility model need not pre-set mode of operation and match protocol, while energy to the present apparatus
Enough it is adaptive to being devices under for various communication frequencys.All data in ISO7816 communications can be automatically shown, and
Selected corresponding data by tester and assigned data modification using upper computer software to instruct, by microcontroller automatically to respective counts
According to modifying, and the ability for detecting smart card resistance man-in-the-middle attack in corresponding equipment under test with this is sent back, should
Equipment can be applied to ISO7816 protocol-intelligent cards.
Above-mentioned specific implementation can by those skilled in the art on the premise of without departing substantially from the principle of the invention and objective with difference
Mode local directed complete set is carried out to it, protection scope of the present invention is defined by claims and not by above-mentioned specific implementation institute
Limit, each implementation in the range of it is by the constraint of the present invention.
Claims (7)
- A kind of 1. ISO7816 smart cards go-between's analytical equipment, it is characterised in that including：Neck, connection clamp, microcontroller, Clamp connector and the first relay, wherein：First relay is connected with microcontroller, clamp connector and neck respectively, the The first level translator is provided between one relay and microcontroller, connection clamp is connected with clamp connector, clamp connector It is connected with microcontroller by second electrical level converter.
- 2. ISO7816 smart cards go-between's analytical equipment according to claim 1, it is characterized in that, the connection of described clamp Device is connected by the second relay with microcontroller.
- 3. ISO7816 smart cards go-between's analytical equipment according to claim 2, it is characterized in that, the second described relay Voltage-stablizer is provided between device and microcontroller.
- 4. ISO7816 smart cards go-between's analytical equipment according to claim 1, it is characterized in that, described microcontroller It is connected with display.
- 5. ISO7816 smart cards go-between's analytical equipment according to claim 1, it is characterized in that, described microcontroller For STM3.
- 6. ISO7816 smart cards go-between's analytical equipment according to claim 1, it is characterized in that, described microcontroller It is connected with SWD interfaces.
- 7. ISO7816 smart cards go-between's analytical equipment according to claim 1, it is characterized in that, described microcontroller It is connected with USB connectors.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720425792.6U CN206672110U (en) | 2017-04-21 | 2017-04-21 | ISO7816 smart card go-between's analytical equipments |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720425792.6U CN206672110U (en) | 2017-04-21 | 2017-04-21 | ISO7816 smart card go-between's analytical equipments |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206672110U true CN206672110U (en) | 2017-11-24 |
Family
ID=60375379
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720425792.6U Active CN206672110U (en) | 2017-04-21 | 2017-04-21 | ISO7816 smart card go-between's analytical equipments |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206672110U (en) |
-
2017
- 2017-04-21 CN CN201720425792.6U patent/CN206672110U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20200429 Address after: 201601 floor 3 and 4, building 18, No.51 ZHAOFEI Road, Sijing Town, Songjiang District, Shanghai Patentee after: Zhixun password (Shanghai) Testing Technology Co., Ltd Address before: 200241, building 4, building 555, Dongchuan Road, Shanghai, Minhang District, 303B Patentee before: SHANGHAI GUANYUAN INFORMATION TECHNOLOGY Co.,Ltd. |
|
| TR01 | Transfer of patent right |