CN102567700A - Smart card adapter for memory interface smart password key and control method - Google Patents
Smart card adapter for memory interface smart password key and control method Download PDFInfo
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- CN102567700A CN102567700A CN2012100075901A CN201210007590A CN102567700A CN 102567700 A CN102567700 A CN 102567700A CN 2012100075901 A CN2012100075901 A CN 2012100075901A CN 201210007590 A CN201210007590 A CN 201210007590A CN 102567700 A CN102567700 A CN 102567700A
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Abstract
The invention relates to a smart card adapter for a memory interface smart password key, which comprises a memory card slot, a switching chip and an external port. The switching chip comprises a memory interface protocol process unit, a protocol converting unit and a smart card protocol process unit which are sequentially connected. The memory interface protocol process unit is connected with the memory card slot, and the smart card protocol process unit is connected with an external smart card reader. The invention further relates to a method for achieving the application of the smart card by utilizing the smart card adapter. The protocol converting unit converts a smart card protocol message to a corresponding memory interface communication protocol message, transmits the communication protocol message to the memory interface smart password key, converts a operating result fed back by the smart password key to a corresponding smart card protocol message, and returns to the external smart card reader, so that the memory interface smart password key is switched to the smart card reader, and the application of the smart card is achieved. Therefore, the memory interface smart password key can be used in various calculating environments, and the application range is widened.
Description
Technical field
The present invention relates to technical field of intelligent card, particularly the switching of xenogenesis interface intelligent cipher equipment specifically is meant a kind of smart card breakout box and control method that is applied to the memory interface intelligent code key for the intelligent card interface technical field
Background technology
The interface shape of at present common intelligent code key series products is varied, comprises various ways such as contact smart card ISO/IEC 7816 interfaces, inductive intelligent card ISO/IEC 14443 interfaces, near-field communication ISO/IEC 18092 interfaces, USB Key interface and SD card.
Current main flow mobile platform is not supported the smart card of external above-mentioned these several kinds of interface shapes.For addressing this problem, developed the memory interface intelligent code key in the prior art.That is, in the widely used storage card of mobile platform, add the intelligent and safe chip, the cipher type security service is provided, thus security functions such as support identification.Usually, this intelligent and safe chip and host's platform carry out data interaction through the interface document on the data storage area on the storage card.Need not increase additional hardware interface and communication mechanism, possess good universality, obtain using widely.Use more memory interface intelligent code key to be mainly intelligent TF card at present.Typical memory interface intelligent code key communication mechanism is as shown in Figure 1.
In the internal network environment of existing part security control strictness; It can support ISO/IEC 7816 interface contact formula smart cards, ISO/IEC 14443 interface inductive intelligent cards and ISO/IEC 18092 interface near-field communication smart cards usually; But because during security is provided with; The use of external memory device receives strict restriction, directly causes the memory interface intelligent code key can't be used in these internal network environment.That is, can't use the memory interface intelligent code key in the multiple network computing environment in the prior art.This has just produced great restriction to the range of application of memory interface intelligent code key, and is totally unfavorable to popularizing of memory interface intelligent code key.
Summary of the invention
The objective of the invention is to overcome above-mentioned shortcoming of the prior art; Providing a kind of can be transferred to the memory interface intelligent code key smart card and realize the method for application of IC cards; Thereby it is be able under multiple computing environment, use the memory interface intelligent code key to indicate, greatly expand the range of application of memory interface intelligent code key, and simple in structure as same physical identity identification; With low cost, the scope of application is very extensive.
To achieve these goals, the present invention's the smart card breakout box that is applied to the memory interface intelligent code key has following formation:
This breakout box comprises storage card slot, connect chip and external-connected port; Described connect chip is built in the described breakout box; Described connect chip comprises memory interface protocol processing unit, conversion unit of protocol and the smart card protocol processing unit that is linked in sequence; Described memory interface protocol processing unit places the memory interface intelligent code key in this storage card slot through described storage card slot connection, and described smart card protocol processing unit is realized being connected with the data of external smart card reader through described external-connected port.
This is applied in the smart card breakout box of memory interface intelligent code key; Described conversion unit of protocol stores the memory card interface control documents; In order to differentiating memory interface intelligent code key type, and carry out conversion and control according to memory interface intelligent code key type.
This is applied in the smart card breakout box of memory interface intelligent code key, and described smart card breakout box can be ISO/IEC7816 standard contacts formula smart card breakout box, ISO/IEC 14443 standard inductive intelligent card breakout boxs or ISO/IEC 18092 standard near-field communication smart card breakout boxs.If described smart card breakout box is ISO/IEC 7816 standard contacts formula smart card breakout boxs, then described external-connected port is ISO/IEC 7816 standard contacts, and described ISO/IEC 7816 standard contacts connect described connect chip.If ISO/IEC 14443 standard inductive intelligent card breakout boxs; Then described external-connected port is ISO/IEC 14443 standard inductive intelligent card signal transceivers, and described ISO/IEC 14443 standard inductive intelligent card signal transceivers connect described connect chip.If ISO/IEC 18092 standard near-field communication smart card breakout boxs; Then described external-connected port is an ISO/IEC18092 standard near-field communication smart card signal transceiver, and described ISO/IEC 18092 standard near-field communication smart card signal transceivers connect described connect chip.
This is applied in the smart card breakout box of memory interface intelligent code key, and described memory interface intelligent code key is SD card or the TF card that is embedded with the intelligent and safe chip, and described storage card slot is SD card slot or TF card slot.
The present invention also provides a kind of control method that realizes that described memory interface intelligent code key is used, and this method may further comprise the steps:
(1) user inserts described storage card slot with the memory interface intelligent code key;
(2) user places this smart card breakout box in the Card Reader scope of external smart card reader;
(3) smart card reader sends smart card instruction message to the external-connected port of described smart card breakout box;
(4) the smart card protocol processing unit is forwarded to described conversion unit of protocol after receiving described smart card instruction message;
(5) described conversion unit of protocol converts described smart card instruction message into corresponding memory interface communication protocol message according to the type of described memory interface intelligent code key, and message is sent to described memory interface protocol processing unit;
(6) described memory interface protocol processing unit is operated described memory interface intelligent code key according to described memory interface communication protocol message, and operating result is fed back to described conversion unit of protocol with the form of memory interface communication protocol message;
(7) described conversion unit of protocol converts described operating result into the smart card communications message according to described memory interface communication protocol message, and is sent to described smart card protocol processing unit;
(8) described smart card protocol processing unit feeds back described smart card communications message through described external-connected port to described external smart card reader.
This is realized in the control method of memory interface intelligent code key application; Described smart card breakout box is ISO/IEC 7816 standard contacts formula smart card breakout boxs; Described external-connected port is ISO/IEC 7816 standard contacts; Described ISO/IEC 7816 standard contacts connect described connect chip; Described user places this smart card breakout box in the Card Reader scope of external smart card reader, is specially: the user inserts described ISO/IEC 7816 standard contacts formula smart card breakout boxs in exterior I SO/IEC 7816 smart card readers.
This realizes that described step (2) is further comprising the steps of afterwards in the control method of memory interface intelligent code key application:
(20) described exterior I SO/IEC 7816 smart card readers are supplied power to described connect chip and memory interface intelligent code key through described ISO/IEC 7816 standard contacts.
The smart card breakout box and the control method that are applied to the memory interface intelligent code key of this invention have been adopted; Described smart card breakout box comprises storage card slot, connect chip and external-connected port; Described connect chip is built in the described breakout box; Described connect chip comprises memory interface protocol processing unit, conversion unit of protocol and the smart card protocol processing unit that is linked in sequence; Described memory interface protocol processing unit connects described storage card slot, and described smart card protocol processing unit is realized being connected with the data of external smart card reader through described external-connected port.In the described method; Conversion unit of protocol can convert described smart card instruction message into corresponding memory interface communication protocol message according to the type of described memory interface intelligent code key, and message is sent to described memory interface protocol processing unit; After the operating result with the memory interface protocol processing unit converts the smart card communications message into; Be sent to described smart card protocol processing unit; Thereby the memory interface intelligent code key is transferred to smart card and realizes application of IC cards, be able to thus under multiple computing environment, use same memory interface intelligent code key, greatly expanded the range of application of memory interface intelligent code key; And the smart card breakout box of memory interface intelligent code key and the method for authentication control of being applied to of the present invention; Its adaptor structure is simple, and is with low cost, and the scope of application of control method is very extensive.
Description of drawings
Fig. 1 is a typical memory interface intelligent code key communication mechanism synoptic diagram in the prior art.
Fig. 2 is the structural representation that is applied to the smart card breakout box of memory interface intelligent code key of the present invention.
Fig. 3 utilizes smart card breakout box of the present invention to realize the flow chart of steps of the method for identity identifying and authenticating control.
Embodiment
In order more to be expressly understood technology contents of the present invention, the special following examples of lifting specify.
See also shown in Figure 2ly, be the structural representation that is applied to the smart card breakout box of memory interface intelligent code key of the present invention.
In one embodiment; This smart card breakout box that is applied to the memory interface intelligent code key comprises storage card slot, connect chip and external-connected port; Described connect chip is built in the described breakout box; Described connect chip comprises memory interface protocol processing unit, conversion unit of protocol and the smart card protocol processing unit that is linked in sequence; Described memory interface protocol processing unit places the memory interface intelligent code key in this storage card slot through described storage card slot connection, and described smart card protocol processing unit is realized being connected with the data of external smart card reader through described external-connected port.
Wherein, described smart card breakout box can be ISO/IEC 7816 standard contacts formula smart card breakout boxs, ISO/IEC14443 standard inductive intelligent card breakout box or ISO/IEC 18092 standard near-field communication smart card breakout boxs.Described memory interface intelligent code key can be SD card or the TF card that is embedded with the intelligent and safe chip, and described storage card slot can be the SD card slot or the TF card slot of correspondence.If described smart card breakout box is ISO/IEC 7816 standard contacts formula smart card breakout boxs, then described external-connected port is ISO/IEC 7816 standard contacts, and described ISO/IEC 7816 standard contacts connect described connect chip.If ISO/IEC 14443 standard inductive intelligent card breakout boxs; Then described external-connected port is an ISO/IEC14443 standard inductive intelligent card signal transceiver, and described ISO/IEC 14443 standard inductive intelligent card signal transceivers connect described connect chip.If ISO/IEC 18092 standard near-field communication smart card breakout boxs; Then described external-connected port is ISO/IEC 18092 standard near-field communication smart card signal transceivers, and described ISO/IEC 18092 standard near-field communication smart card signal transceivers connect described connect chip.
Utilize the described smart card breakout box of this embodiment to realize the control method that the memory interface intelligent code key is used, as shown in Figure 3, may further comprise the steps:
(1) user inserts described storage card slot with the memory interface intelligent code key;
(2) user places this smart card breakout box in the Card Reader scope of external smart card reader;
(3) smart card reader sends smart card instruction message to the external-connected port of described smart card breakout box;
(4) the smart card protocol processing unit is forwarded to described conversion unit of protocol after receiving described smart card instruction message;
(5) described conversion unit of protocol converts described smart card instruction message into corresponding memory interface communication protocol message according to the type of described memory interface intelligent code key, and message is sent to described memory interface protocol processing unit;
(6) described memory interface protocol processing unit is operated described memory interface intelligent code key according to described memory interface communication protocol message, and operating result is fed back to described conversion unit of protocol with the form of memory interface communication protocol message;
(7) described conversion unit of protocol converts described operating result into the smart card communications message according to described memory interface communication protocol message, and is sent to described smart card protocol processing unit;
(8) described smart card protocol processing unit feeds back described smart card communications message through described external-connected port to described external smart card reader.
Utilizing the memory interface intelligent code key to carry out in the embodiment of smart card identity identification, described smart card instruction is the identification instruction, and described operating result comprises the identification feedback information.In the described method, described step (3) is: (3 ') smart card reader sends the identification instruction to the external-connected port of described smart card breakout box; And described step (6) is: (6 ') described memory interface protocol processing unit according to described memory interface communication protocol message described memory interface intelligent code key is operated, and the operating result that will comprise the identification feedback information feeds back to described conversion unit of protocol with the form of memory interface communication protocol message.
In a kind of more preferably embodiment; As shown in Figure 2; Described smart card breakout box is ISO/IEC 7816 standard contacts formula smart card breakout boxs, and described external-connected port is ISO/IEC 7816 standard contacts, and described ISO/IEC 7816 standard contacts connect described connect chip.
In utilizing this control method that more preferably the described smart card switching of embodiment realization memory interface intelligent code key is used; Described step (2) user places this smart card breakout box in the Card Reader scope of external smart card reader, is specially: the user inserts described ISO/IEC 7816 standard contacts formula smart card breakout boxs in exterior I SO/IEC 7816 smart card readers.
In a kind of further preferred embodiment, described step (2) is further comprising the steps of afterwards:
(20) described exterior I SO/IEC 7816 smart card readers are supplied power to described connect chip and memory interface intelligent code key through described ISO/IEC 7816 standard contacts.
In a kind of preferred embodiment, described conversion unit of protocol stores the memory card interface control documents, in order to differentiating memory interface intelligent code key type, and carries out conversion and control according to memory interface intelligent code key type.
Utilizing the described smart card breakout box of this preferred embodiment to realize in the control method of memory interface intelligent code key application, further comprising the steps of afterwards in described step (20):
(21) described conversion unit of protocol is judged the type of the memory interface intelligent code key that inserts storage card slot according to described memory card interface control documents.
In an application of the invention, the memory interface intelligent code key carries out the director data exchange through the file storage interface, and security service upwards is provided.And in some Intranet environment, the visit of external memory device is restricted, because can't use the memory interface intelligent code key.Smart card breakout box of the present invention is realized ISO/IEC 7816 protocol interfaces through memory interface, thereby has solved this problem.
Smart card breakout box of the present invention, as shown in Figure 2, realize ISO/IEC 7816 agreements through memory interface, compatible ISO/IEC 7816 smart card specification of profile, mutual through the contact on the switching device with the card reader of supporting ISO/IEC 7816 standard agreements.Inner at the smart card breakout box, built-in control chip is a memory interface protocol with ISO/IEC 7816 protocol conversions, and is sent to the memory interface intelligent code key; Resolve the feedback of memory interface intelligent code key, convert 7816 agreements into and send to outside smart card reader.
In practical application, the use of smart card breakout box of the present invention is following:
1) the memory interface intelligent code key is inserted the external draw-in groove of switching device;
2) switching device inserts ISO/IEC 7816 card reader;
3) after switching device powers up, be built-in process chip and the power supply of external memory interface intelligent code key through ISO/IEC 7816 power supply interfaces;
When 4) switching device contains ISO/IEC 7816 protocol processing unit and receives external control signal, transmit signal to conversion unit of protocol;
5) conversion unit of protocol analytic signal, and, control signal is set according to the memory interface protocol type of memory interface intelligent code key, send to the memory interface intelligent code key;
6) after the memory interface intelligent code key is received control signal, feed back to the memory interface protocol processing unit;
7) transmission of memory interface protocol processing unit feeds back to conversion unit of protocol;
8) conversion unit of protocol will be fed back according to ISO/IEC 7816 agreements and reorganize, and be sent to ISO/IEC 7816 protocol processing unit;
9) ISO/IEC 7816 protocol processing unit are sent and are fed back to card reader;
When 10) switching device contains ISO/IEC 7816 protocol processing unit and receives external command, transmit and instruct to conversion unit of protocol;
11) conversion unit of protocol analysis instruction, and, organize memory interface communication protocol message according to the memory interface protocol type of memory interface intelligent code key, send to the memory interface intelligent code key;
12) after the memory interface intelligent code key was received instruction, feedback processing result returned the memory interface protocol processing unit;
13) the memory interface protocol processing unit transmits result to conversion unit of protocol;
14) conversion unit of protocol reorganizes result data according to ISO/IEC 7816 agreements, is sent to ISO/IEC 7816 protocol processing unit;
15) ISO/IEC 7816 protocol processing unit are sent result data to card reader.
The memory interface intelligent code key has obtained the extensive support of mobile computing environment in the prior art; Realize ISO/IEC 7816 agreements through memory interface; Make the memory interface intelligent code key can support the safe computation requirement of particular network computing environment with the form of ISO/IEC 7816 smart cards; Avoid the various restrictions of movable storage device simultaneously, thereby expanded the range of application of memory interface intelligent code key.Promptly can the memory interface intelligent code key be applied to the internal network computing environment, thereby realize under multiple computing environment, using the memory interface intelligent code key.
The smart card breakout box and the control method that are applied to the memory interface intelligent code key of this invention have been adopted; Described smart card breakout box comprises storage card slot, connect chip and external-connected port; Described connect chip is built in the described breakout box; Described connect chip comprises memory interface protocol processing unit, conversion unit of protocol and the smart card protocol processing unit that is linked in sequence; Described memory interface protocol processing unit connects described storage card slot, and described smart card protocol processing unit is realized being connected with the data of external smart card reader through described external-connected port.In the described method; Conversion unit of protocol can convert described smart card instruction message into corresponding memory interface communication protocol message according to the type of described memory interface intelligent code key, and message is sent to described memory interface protocol processing unit; After the operating result with the memory interface protocol processing unit converts the smart card communications message into; Be sent to described smart card protocol processing unit; Thereby the memory interface intelligent code key is transferred to smart card reader and realizes application of IC cards, be able to thus under multiple computing environment, use the memory interface intelligent code key, greatly expanded the range of application of memory interface intelligent code key; And the smart card breakout box of memory interface intelligent code key and the method for authentication control of being applied to of the present invention; Its adaptor structure is simple, and is with low cost, and the scope of application of control method is very extensive.
In this instructions, the present invention is described with reference to its certain embodiments.But, still can make various modifications and conversion obviously and not deviate from the spirit and scope of the present invention.Therefore, instructions and accompanying drawing are regarded in an illustrative, rather than a restrictive.
Claims (8)
1. smart card breakout box that is applied to the memory interface intelligent code key; It is characterized in that; Described breakout box comprises storage card slot, connect chip and external-connected port; Described connect chip is built in the described breakout box; Described connect chip comprises memory interface protocol processing unit, conversion unit of protocol and the smart card protocol processing unit that is linked in sequence, and described memory interface protocol processing unit places the memory interface intelligent code key in this storage card slot through described storage card slot connection, and described smart card protocol processing unit is realized being connected with the data of external smart card reader through described external-connected port.
2. the smart card breakout box that is applied to the memory interface intelligent code key according to claim 1; It is characterized in that; Described smart card breakout box is ISO/IEC 7816 standard contacts formula smart card breakout boxs; Described external-connected port is the ISO/IEC7816 standard contacts, and described ISO/IEC 7816 standard contacts connect described connect chip.
3. the smart card breakout box that is applied to the memory interface intelligent code key according to claim 1; It is characterized in that; Described smart card breakout box is ISO/IEC 14443 standard inductive intelligent card breakout boxs; Described external-connected port is an ISO/IEC14443 standard inductive intelligent card signal transceiver, and described ISO/IEC 14443 standard inductive intelligent card signal transceivers connect described connect chip.
4. the smart card breakout box that is applied to the memory interface intelligent code key according to claim 1; It is characterized in that; Described smart card breakout box is ISO/IEC 18092 standard near-field communication smart card breakout boxs; Described external-connected port is ISO/IEC 18092 standard near-field communication smart card signal transceivers, and described ISO/IEC 18092 standard near-field communication smart card signal transceivers connect described connect chip.
5. according to each described smart card breakout box that is applied to the memory interface intelligent code key in the claim 1 to 4; It is characterized in that; Described memory interface intelligent code key is SD card or the TF card that is embedded with the intelligent and safe chip, and described storage card slot is SD card slot or TF card slot.
6. one kind is utilized the described smart card breakout box of claim 1 to realize the control method that the memory interface intelligent code key is used, and it is characterized in that described method may further comprise the steps:
(1) user inserts described storage card slot with the memory interface intelligent code key;
(2) user places this smart card breakout box in the Card Reader scope of external smart card reader;
(3) smart card reader sends smart card instruction message to the external-connected port of described smart card breakout box;
(4) the smart card protocol processing unit is forwarded to described conversion unit of protocol after receiving described smart card instruction message;
(5) described conversion unit of protocol converts described smart card instruction message into corresponding memory interface communication protocol message according to the type of described memory interface intelligent code key, and message is sent to described memory interface protocol processing unit;
(6) described memory interface protocol processing unit is operated described memory interface intelligent code key according to described memory interface communication protocol message, and operating result is fed back to described conversion unit of protocol with the form of memory interface communication protocol message;
(7) described conversion unit of protocol converts described operating result into the smart card communications message according to described memory interface communication protocol message, and is sent to described smart card protocol processing unit;
(8) described smart card protocol processing unit feeds back described smart card communications message through described external-connected port to described external smart card reader.
7. the control method that realization memory interface intelligent code key according to claim 6 is used; It is characterized in that; Described smart card breakout box is ISO/IEC 7816 standard contacts formula smart card breakout boxs, and described external-connected port is the ISO/IEC7816 standard contacts, and described ISO/IEC 7816 standard contacts connect described connect chip; Described user places this smart card breakout box in the Card Reader scope of external smart card reader, is specially:
The user inserts described ISO/IEC 7816 standard contacts formula smart card breakout boxs in exterior I SO/IEC 7816 smart card readers.
8. the control method that realization memory interface intelligent code key according to claim 7 is used is characterized in that described step (2) is further comprising the steps of afterwards:
(20) described exterior I SO/IEC 7816 smart card readers are supplied power to described connect chip and memory interface intelligent code key through described ISO/IEC 7816 standard contacts.
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| Application Number | Priority Date | Filing Date | Title |
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| CN2012100075901A CN102567700A (en) | 2012-01-11 | 2012-01-11 | Smart card adapter for memory interface smart password key and control method |
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| CN2012100075901A CN102567700A (en) | 2012-01-11 | 2012-01-11 | Smart card adapter for memory interface smart password key and control method |
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| CN112508159A (en) * | 2020-12-22 | 2021-03-16 | 楚天龙股份有限公司 | Information conversion method for quickly converting information and smart card |
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Application publication date: 20120711 |