CN106874813B - A kind of method automatically selecting M1 card and smart card - Google Patents
A kind of method automatically selecting M1 card and smart card Download PDFInfo
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- CN106874813B CN106874813B CN201510920867.3A CN201510920867A CN106874813B CN 106874813 B CN106874813 B CN 106874813B CN 201510920867 A CN201510920867 A CN 201510920867A CN 106874813 B CN106874813 B CN 106874813B
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06K—GRAPHICAL DATA READING; PRESENTATION OF DATA; RECORD CARRIERS; HANDLING RECORD CARRIERS
- G06K7/00—Methods or arrangements for sensing record carriers, e.g. for reading patterns
- G06K7/10—Methods or arrangements for sensing record carriers, e.g. for reading patterns by electromagnetic radiation, e.g. optical sensing; by corpuscular radiation
- G06K7/10009—Methods or arrangements for sensing record carriers, e.g. for reading patterns by electromagnetic radiation, e.g. optical sensing; by corpuscular radiation sensing by radiation using wavelengths larger than 0.1 mm, e.g. radio-waves or microwaves
- G06K7/10257—Methods or arrangements for sensing record carriers, e.g. for reading patterns by electromagnetic radiation, e.g. optical sensing; by corpuscular radiation sensing by radiation using wavelengths larger than 0.1 mm, e.g. radio-waves or microwaves arrangements for protecting the interrogation against piracy attacks
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06K—GRAPHICAL DATA READING; PRESENTATION OF DATA; RECORD CARRIERS; HANDLING RECORD CARRIERS
- G06K19/00—Record carriers for use with machines and with at least a part designed to carry digital markings
- G06K19/06—Record carriers for use with machines and with at least a part designed to carry digital markings characterised by the kind of the digital marking, e.g. shape, nature, code
- G06K19/067—Record carriers with conductive marks, printed circuits or semiconductor circuit elements, e.g. credit or identity cards also with resonating or responding marks without active components
- G06K19/07—Record carriers with conductive marks, printed circuits or semiconductor circuit elements, e.g. credit or identity cards also with resonating or responding marks without active components with integrated circuit chips
- G06K19/0723—Record carriers with conductive marks, printed circuits or semiconductor circuit elements, e.g. credit or identity cards also with resonating or responding marks without active components with integrated circuit chips the record carrier comprising an arrangement for non-contact communication, e.g. wireless communication circuits on transponder cards, non-contact smart cards or RFIDs
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06K—GRAPHICAL DATA READING; PRESENTATION OF DATA; RECORD CARRIERS; HANDLING RECORD CARRIERS
- G06K19/00—Record carriers for use with machines and with at least a part designed to carry digital markings
- G06K19/06—Record carriers for use with machines and with at least a part designed to carry digital markings characterised by the kind of the digital marking, e.g. shape, nature, code
- G06K19/067—Record carriers with conductive marks, printed circuits or semiconductor circuit elements, e.g. credit or identity cards also with resonating or responding marks without active components
- G06K19/07—Record carriers with conductive marks, printed circuits or semiconductor circuit elements, e.g. credit or identity cards also with resonating or responding marks without active components with integrated circuit chips
- G06K19/073—Special arrangements for circuits, e.g. for protecting identification code in memory
- G06K19/07309—Means for preventing undesired reading or writing from or onto record carriers
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Abstract
The present invention provides a kind of method for automatically selecting M1 card and smart card, this method comprises: when smart card receives the certification instruction of M1 reader transmission, it generates the first random number and is sent to M1 reader, certification instruction carries default sector number, smart card includes multiple simulation M1 cards, and each simulation M1 card includes a default sector number；It receives M1 reader and carries out encrypted encryption data for the first random number；Since multiple simulation M1 cards the simulation M1 card of highest priority, encryption data is decrypted according to the corresponding key of default sector number of simulation M1 card and default decipherment algorithm, wherein the corresponding key of default sector number of each simulation M1 card is different；When determining according to the corresponding key of default sector number and default decipherment algorithm of any simulation M1 card to encryption data successful decryption, it is activated state by any simulation M1 holding and terminates to decrypt process.The present invention can automatically select simulation M1 card, improve user experience.
Description
Technical field
The present invention relates to technical field of intelligent card more particularly to a kind of method for automatically selecting M1 card and smart cards.
Background technique
Currently, the multiple Mifare1 of analog (hereinafter referred to as M1) block in the same smart card, which is supported
14443-4 TypeA and Mifare1 interface protocol is created that multiple simulations by 14443-4 TypeA in same smart card
M1 card, and one of simulation M1 is placed in activated state.
It include microprocessor (CPU), random access memory (RAM), read-only storage in the smart card of this multiple M1 cards of simulation
Device (ROM), electrically erasable system memory (EEPROM), RF (Radio Frequency, radio frequency) interface and COS
(Chip Operating System, chip operating system).
When the smart card is located in the radio-frequency region of M1 reader, M1 reader sends certification instruction to the smart card,
Sector number is carried in certification instruction；Smart card searches the simulation that activated state is in the smart card according to the sector number received
The corresponding key of the sector number of M1 card；Smart card is decrypted according to the encryption data that key pair M1 reader is sent；Such as
Fruit decryption is unsuccessful, then needs artificially to select the simulation M1 card in corresponding with the M1 reader smart card, and by selection
Simulation M1 holding is state of activation, and other simulation M1 holdings are unactivated state.
To sum up, although there are multiple simulation M1 cards in existing smart card, currently locate in M1 reader with smart card
When the M1 card of state of activation mismatches, need to manually select the switching with the matched simulation M1 of the M1 reader, smart card is not
Simulation M1 card can be automatically selected to match corresponding M1 reader.
Summary of the invention
The present invention provides a kind of method for automatically selecting M1 card and smart card, to solve in the prior art in M1 reader
When mismatching with the M1 card for being currently at state of activation in smart card, need to manually select and the matched simulation M1 of the M1 reader
Switching, smart card cannot automatically select simulation M1 card to match corresponding M1 reader the problem of.
A method of automatically selecting M1 card, comprising:
When smart card receives the certification instruction of M1 reader transmission, generates the first random number and is sent to M1 reader,
The certification instruction carries default sector number, and the smart card includes multiple simulation M1 cards, and each simulation M1 card includes one pre-
If sector number；
It receives the M1 reader and carries out encrypted encryption data for first random number；
Since the multiple simulation M1 card the simulation M1 card of highest priority, according to the described default of simulation M1 card
The encryption data is decrypted in the corresponding key of sector number and default decipherment algorithm, wherein each to simulate the pre- of M1 card
If the corresponding key of sector number is different；
Determine the default corresponding key of sector number and the default decipherment algorithm pair according to any simulation M1 card
When the encryption data successful decryption, it is activated state by any simulation M1 holding and terminates to decrypt process.
In the method, the simulation M1 card of the highest priority is to be currently at activation shape in the multiple simulation M1 card
The simulation M1 card of state, alternatively, a simulation M1 card being previously active for the smart card.
The simulation M1 card of activated state has currently been in priority match smart card of the embodiment of the present invention.
The method, further includes:
Determine the corresponding key of default sector number according to simulation M1 card each in the smart card and the default solution
When close algorithm is decrypted unsuccessfully to the encryption data, determine that the smart card and the M1 reader mismatch.
The method, further includes:
Receive the key updating instruction for the carrying new key that the M1 reader is sent；
According to the new key and it is multiple simulation M1 card in other simulation M1 cards the corresponding key of default sector number,
Update the corresponding key of default sector number of any simulation M1 card.
The embodiment of the present invention can guarantee the safety of smart card by more new key.
In the method, according to the default sector number of other simulation M1 cards in the new key and multiple simulation M1 cards
Corresponding key updates the corresponding key of default sector number of any simulation M1 card, specifically includes:
Judge it is the multiple simulation M1 card in other simulation M1 cards the corresponding key of default sector number whether with it is described
New key is identical；
If so, prompt key updating failure；
If not, being the new key by the corresponding key updating of default sector number of any simulation M1 card.
The embodiment of the present invention carries out duplicate checking behaviour when the key to sector is updated, to the new key that M1 reader is sent
Make, so as to avoid the identical problem of the corresponding key of same fan area code of multiple simulation M1 cards, and then ensure that and automatically select
Simulate the accuracy of M1 card.
The present invention also provides a kind of smart cards, comprising:
Transmission unit generates the first random number and is sent to M1 when for receiving the certification instruction of M1 reader transmission
Reader, the certification instruction carry default sector number, and the smart card includes multiple simulation M1 cards, and each simulation M1 card includes
One default sector number；
Receiving unit carries out encrypted encryption data for first random number for receiving the M1 reader；
Decryption unit, for simulating since the multiple in M1 card the simulation M1 card of highest priority, according to the simulation
The encryption data is decrypted in the default corresponding key of sector number of M1 card and default decipherment algorithm, wherein every
The corresponding key of default sector number of a simulation M1 card is different；
Determination unit, for determining according to the corresponding key of the default sector number of any simulation M1 card and described pre-
If decipherment algorithm is to the encryption data successful decryption, it is activated state by any simulation M1 holding and terminates decryption stream
Journey.
In the smart card, the simulation M1 card of the highest priority is to be currently at activation in the multiple simulation M1 card
The simulation M1 card of state, alternatively, a simulation M1 card being previously active for the decryption unit.
In the smart card, the determination unit is also used to:
Determine the corresponding key of default sector number according to simulation M1 card each in the smart card and the default solution
When close algorithm is decrypted unsuccessfully to the encryption data, determine that the smart card and the M1 reader mismatch.
The smart card, further includes:
Key updating units, for receiving the key updating instruction for the carrying new key that the M1 reader is sent；According to
The corresponding key of default sector number of the new key and other simulation M1 cards in multiple simulation M1 cards, updates described any
Simulate the corresponding key of default sector number of M1 card.
In the smart card, the key updating units are according to other in the new key and multiple simulation M1 cards
The corresponding key of default sector number of M1 card is simulated, when updating any corresponding key of default sector number for simulating M1 card,
It is specifically used for:
Judge it is the multiple simulation M1 card in other simulation M1 cards the corresponding key of default sector number whether with it is described
New key is identical；
If so, prompt key updating failure；
If not, being the new key by the corresponding key updating of default sector number of any simulation M1 card.
Using the method provided in an embodiment of the present invention for automatically selecting M1 card and smart card, intelligence is had the advantages that
The sector number sent according to M1 reader can be blocked, successively traverse the key of the sector number of each simulation M1 card in smart card, and
It is decrypted according to the key, if continuing basis when unsuccessful according to the decryption of the key of the sector number of present day analog M1 card
The key decryption of the sector number of next simulation M1 card, to realize automatically selecting for simulation M1 card.It is real using the present invention
Apply example, when switching between smart card difference M1 reader and difference M1 reader matched simulation M1 card it is different when, it can be achieved that
Automatically selecting for simulation M1 card, does not need manually to participate in, improves user experience.
Detailed description of the invention
Fig. 1 is the method flow diagram provided in an embodiment of the present invention for automatically selecting M1 card；
Fig. 2 is the method flow diagram of the default sector number corresponding key provided in an embodiment of the present invention for updating simulation M1；
Fig. 3 is provided in an embodiment of the present invention according to the corresponding key progress of default sector number of the new key to simulation M1 card
The specific embodiment flow chart of update；
Fig. 4 is one of smart card schematic diagram provided in an embodiment of the present invention；
Fig. 5 is the two of smart card schematic diagram provided in an embodiment of the present invention.
Specific embodiment
The method and smart card of adaptive switching M1 card provided by the invention are carried out more with reference to the accompanying drawings and examples
It explains in detail.
In the prior art, multiple simulation M1 cards be can establish in a smart card, each simulation M1 card includes multiple sectors,
For any simulation M1 card, each sector corresponds to different numbers in simulation M1 card.The fan that any two simulation M1 card is included
Area's quantity is identical, and the sector number in any two simulation M1 card is identical, for example, the first simulation M1 card includes 2 sectors, fan
Area's number is respectively 1,2, and the second simulation M1 card also includes 2 sectors, and sector number is also respectively 1,2.Any two simulate M1
The corresponding key of same fan area code of card can be the same or different, and the different sectors number in same simulation M1 card are corresponding close
Key can be the same or different.
The embodiment of the present invention provides a kind of method for automatically selecting M1 card, as shown in Figure 1, comprising:
Step 101, it when smart card receives the certification instruction of M1 reader transmission, generates the first random number and is sent to M1
Reader, the certification instruction carry default sector number, and the smart card includes multiple simulation M1 cards, and each simulation M1 card includes
One default sector number.
Specifically, M1 reader is communicated with the smart card foundation when smart card is entered in the radio-frequency region of M1 reader, two
M1 reader is instructed to smart card transmission certification after person establishes communication, carries the M1 reader fan to be accessed in certification instruction
Area code, i.e., default sector number.Continue to use the prior art, any simulation M1 card includes multiple sectors, each sector in simulation M1 card
Corresponding different numbers.The number of sectors that any two simulation M1 card is included is identical, and the sector in any two simulation M1 card
Number identical, for example, the default sector number that carries is 1 in certification instruction, corresponding one of each simulation M1 card numbers the fan for being 1
Area code.Wherein each simulation M1 card includes a default sector number specifically: for every in multiple simulation M1 cards of smart card
A simulation M1 card, simulation M1 card include multiple sectors, the corresponding sector number in a sector in simulation M1 card, the simulation
It include a default sector number in the corresponding multiple sector numbers of M1 card, that is, the corresponding each fan in each sector of simulation M1 card
In area code, having a sector number is default sector number.For example, there are two simulate M1 card, the first simulation M1 card pair altogether in smart card
Answer a default sector number, the second corresponding default sector number of simulation M1 card.
Step 102, it receives the M1 reader and carries out encrypted encryption data for first random number.
Specifically, when M1 reader receives the first random number of smart card transmission, according to preset Encryption Algorithm and
The first random number is encrypted with preset-key, and encrypted data are sent to smart card, it is preferable that preset-key is
The corresponding key of default sector number of any simulation M1 card in multiple simulation M1 cards, it is of course also possible to all simulations of smart card
The corresponding key of default sector number of M1 card is different from the preset-key, does not illustrate the smart card and the M1 reader not at this time
Match.Smart card receives the encrypted data that M1 reader is sent.
Step 103, since the multiple simulation M1 card the simulation M1 card of highest priority, according to simulation M1 card
The encryption data is decrypted in the corresponding key of default sector number and the default decipherment algorithm, wherein each
The corresponding key of default sector number for simulating M1 card is different.
Specifically, limiting in the embodiment of the present invention, the default sector number of each simulation M1 card in smart card is corresponding close
Key is different, for example, the fan that the number of the corresponding key in sector and the second simulation M1 card that the number of the first simulation M1 card is 1 is 1
The corresponding key in area is different, just can guarantee automatically select correct and unique simulation M1 card in this way.Smart card can not be preparatory
Know with the matched simulation M1 card of M1 reader, therefore, smart card is according to setting rule to multiple simulation M1 cards progress therein
Priority ranking successively traverses each simulation M1 card, for the simulation of current order since the simulation M1 card of highest priority
M1 card, which is executed, to be added according to the default corresponding key of sector number and the default decipherment algorithm of simulation M1 card to described
The step of ciphertext data is decrypted, until according to the corresponding key successful decryption of default sector number of one of simulation M1 card or
Person terminates to decrypt process when decrypting failure according to the corresponding key of default sector number of all simulation M1 cards.
Wherein, the sector number numbering of each simulation M1 card is same as the prior art, according to simulation M1 card
The encryption data is decrypted in the default corresponding key of sector number and the default decipherment algorithm, specifically includes: obtaining
The corresponding key of default sector number of simulation M1 simultaneously sends M1 reader according to the key and preset decipherment algorithm
Encryption data is decrypted.Preset decipherment algorithm is corresponding with the Encryption Algorithm in M1 reader, determines and carries out to encryption data
When result after decryption is identical as the first random number that smart card is sent, successful decryption is determined.
Step 104, the default corresponding key of sector number according to any simulation M1 card and the default solution are determined
When close algorithm is to the encryption data successful decryption, it is activated state by any simulation M1 holding and terminates to decrypt process.
Specifically, determining that basis is appointed during smart card traverses each simulation M1 card according to the priority of simulation M1 card
When the corresponding key successful decryption of default sector number of one simulation M1 card, terminate to decrypt process and any mould by the successful decryption
Quasi- M1 holding is activated state.The certification of after smart card successful decryption it is believed that smart card side passes through, after the certification of smart card side passes through,
Added using the second random number that the corresponding key pair M1 reader of the default sector number of the simulation M1 card of successful decryption is sent
Close to obtain encrypted data and be sent to M1 reader, after after M1 reader side, certification passes through, M1 reader can be decrypted into this
The simulation M1 card of function such as is written and read at the operation.
The embodiment of the present invention, the sector number that smart card is sent according to M1 reader successively traverse each simulation in smart card
The corresponding key of the sector number of M1 card, and be decrypted according to the key, if according to the sector number of present day analog M1 card
When corresponding key decrypts unsuccessful, continue to be decrypted according to the corresponding key of the sector number of next simulation M1 card, to reach
To the purpose for automatically selecting simulation M1 card.Using the embodiment of the present invention, when switching between the different M1 reader of smart card and
Different readers are supported when different simulation M1 cards, it can be achieved that automatically selecting for M1 card is simulated, to select and current M1 reading
The matched simulation M1 card of device is write, does not need manually to participate in, improves user experience.
The application scenarios of the embodiment of the present invention can be with are as follows: after smart card and the first M1 reader authenticate successfully, the first M1 is read
It writes device and can simulate M1 card to first in the smart card and be written and read etc. and operate；When the smart card enters penetrating for the 2nd M1 reader
When within the scope of frequency, smart card executes the step 101- step 104 of the embodiment of the present invention, to select and the 2nd M1 reader
The the second simulation M1 card matched, wherein the 2nd M1 reader and the first simulation M1 card mismatch.
The executing subject of step 101- step 104 is specially chip operating system (the Chip Operating in smart card
System, COS).
Specifically, smart card in advance numbers each simulation M1 card therein, simulation M1 is sticked into according to the size of number
The sequence of row major grade, it is higher or lower to number smaller simulation M1 card priority.
Smart card with M1 reader before communicating, wherein may have the simulation M1 card for being in activated state, therefore
Preferably, the simulation M1 card of the highest priority is the simulation M1 that state of activation is currently in the multiple simulation M1 card
Card, remaining simulation M1 card carry out priority ranking according to the number size of simulation M1 card.
Smart card with M1 reader before communicating, wherein when all simulation M1 cards are all in unactivated state, smart card
Can activation instruction be sent to which simulation M1 is placed in state of activation, at this point, highest priority to a simulation M1 card at random
Simulation M1 card be preferably a simulation M1 card being previously active of smart card.
Specifically, only one simulation M1 card of synchronization is in activated state in same smart card, therefore work as successful decryption
Simulation M1 card when being in activated state, other simulation M1 cards except the simulation M1 card of the successful decryption are set to un-activation shape
State.
Specifically, determining the default sector according to each simulation M1 card after traversing all simulation M1 cards in smart card
When number corresponding key and the default decipherment algorithm decrypt failure to the encryption data, the smart card and institute are determined
State M1 reader mismatch.
Specifically, determining the corresponding key of default sector number according to any simulation M1 card in smart card and presetting
Decipherment algorithm is to encryption data successful decryption, and after any simulation M1 is placed in activated state, as shown in Figure 2, further includes:
Step 201, the key updating instruction for the carrying new key that the M1 reader is sent is received.
Step 202, according to the default sector number pair of other simulation M1 cards in the new key and multiple simulation M1 cards
The key answered updates the corresponding key of default sector number of any simulation M1 card.
Authenticated successfully specifically, any simulation M1 in the embodiment of the present invention is stuck in M1 reader side, i.e., M1 reader with
Smart card three times mutually certification pass through after, determine to this it is any simulation M1 card the corresponding sector of default sector number in application progress
Update, alternatively, determine this it is any simulation M1 card the corresponding sector of default sector number in addition newly in application, to this
The corresponding key of default sector number of one simulation M1 card is updated, to guarantee the safety of smart card.M1 reader can be to
Smart card sends key updating instruction, carries simulation M1 card (any i.e. in step 201 for being currently at activated state in the instruction
Simulate M1 card) default sector number new key, smart card according to the key updating instruction, which is preset
The corresponding key of sector number is updated.
Step 202, according to the default sector number pair of other simulation M1 cards in the new key and multiple simulation M1 cards
The key answered updates the corresponding key of default sector number of any simulation M1 card, as shown in figure 3, specifically including:
Step 301, judging the corresponding key of default sector number of other simulation M1 cards in the multiple simulation M1 card is
It is no identical as the new key, if so, executing step 302, otherwise, execute step 303.
Specifically, other simulation M1 cards in multiple simulation M1 cards do not include the M1 card in activated state, i.e., it does not include step
Any simulation M1 card described in rapid 202.
Step 302, prompt key updating failure.
Specifically, determining the corresponding key of default sector number and new key of at least one of simulation M1 card simulation M1 card
When identical, key updating failure is prompted.
It step 303, is the new key by the corresponding key updating of default sector number of any simulation M1 card.
Specifically, determining that the corresponding key of default sector number of all simulation M1 cards and new key are equal in other simulation M1 cards
When not identical, the corresponding key updating of default sector number by any simulation M1 card is the new key.
Specifically, smart card is instructed according to the key updating, it is first determined each mould in unactivated state in smart card
Whether the corresponding key of default sector number of quasi- M1 card (other simulation M1 cards i.e. in step 202) repeats with new key, if
It repeats, then " return " key" updates failure, if do not repeated, the default sector number of the simulation M1 card in activated state is corresponding
Key updating is new key.
The embodiment of the present invention carries out duplicate checking behaviour when the key to sector is updated, to the new key that M1 reader is sent
Make, so as to avoid the identical problem of the corresponding key of same fan area code of multiple simulation M1 cards, and then ensure that and automatically select
Simulate the accuracy of M1 card.
Based on inventive concept same as the method provided in an embodiment of the present invention for automatically selecting M1 card, the embodiment of the present invention
A kind of smart card is also provided, as shown in Figure 4, comprising:
Transmission unit 401 generates the first random number and is sent to when for receiving the certification instruction of M1 reader transmission
M1 reader, the certification instruction carry default sector number, and the smart card includes multiple simulation M1 cards, each simulation M1 Ka Bao
Include a default sector number；
Receiving unit 402 carries out encrypted encryption number for first random number for receiving the M1 reader
According to；
Decryption unit 403, for simulating since the multiple in M1 card the simulation M1 card of highest priority, according to the mould
The encryption data is decrypted in the default corresponding key of sector number and default decipherment algorithm of quasi- M1 card, wherein
The corresponding key of default sector number of each simulation M1 card is different；
Determination unit 404, for determining the corresponding key of the default sector number and institute according to any simulation M1 card
When stating default decipherment algorithm to the encryption data successful decryption, it is activated state by any simulation M1 holding and terminates to decrypt
Process.
In the smart card, the simulation M1 card of the highest priority is to be currently at activation in the multiple simulation M1 card
The simulation M1 card of state, alternatively, a simulation M1 card being previously active for the decryption unit.
In the smart card, the determination unit is also used to:
Determine the corresponding key of default sector number according to simulation M1 card each in the smart card and the default solution
When close algorithm is decrypted unsuccessfully to the encryption data, determine that the smart card and the M1 reader mismatch.
As shown in figure 5, the smart card, further includes:
Key updating units 405, for receiving the key updating instruction for the carrying new key that the M1 reader is sent；Root
According to the corresponding key of default sector number of other simulation M1 cards in the new key and multiple simulation M1 cards, described appoint is updated
The corresponding key of default sector number of one simulation M1 card.
In the smart card, the key updating units are according to other in the new key and multiple simulation M1 cards
The corresponding key of default sector number of M1 card is simulated, when updating any corresponding key of default sector number for simulating M1 card,
It is specifically used for:
Judge it is the multiple simulation M1 card in other simulation M1 cards the corresponding key of default sector number whether with it is described
New key is identical；
If so, prompt key updating failure；
If not, being the new key by the corresponding key updating of default sector number of any simulation M1 card.
Using the method provided in an embodiment of the present invention for automatically selecting M1 card and smart card, intelligence is had the advantages that
The sector number sent according to M1 reader can be blocked, successively traverse the key of the sector number of each simulation M1 card in smart card, and
It is decrypted according to the key, if continuing basis when unsuccessful according to the decryption of the key of the sector number of present day analog M1 card
The key decryption of the sector number of next simulation M1 card, to realize automatically selecting for simulation M1 card.It is real using the present invention
Apply example, when switching between smart card difference M1 reader and difference M1 reader matched simulation M1 card it is different when, it can be achieved that
Automatically selecting for simulation M1 card, does not need manually to participate in, improves user experience.
The present invention be referring to according to the method for the embodiment of the present invention, the process of equipment (system) and computer program product
Figure and/or block diagram describe.It should be understood that every one stream in flowchart and/or the block diagram can be realized by computer program instructions
The combination of process and/or box in journey and/or box and flowchart and/or the block diagram.It can provide these computer programs
Instruct the processor of general purpose computer, special purpose computer, Embedded Processor or other programmable data processing devices to produce
A raw machine, so that being generated by the instruction that computer or the processor of other programmable data processing devices execute for real
The device for the function of being specified in present one or more flows of the flowchart and/or one or more blocks of the block diagram.
These computer program instructions, which may also be stored in, is able to guide computer or other programmable data processing devices with spy
Determine in the computer-readable memory that mode works, so that it includes referring to that instruction stored in the computer readable memory, which generates,
Enable the manufacture of device, the command device realize in one box of one or more flows of the flowchart and/or block diagram or
The function of being specified in multiple boxes.
These computer program instructions also can be loaded onto a computer or other programmable data processing device, so that counting
Series of operation steps are executed on calculation machine or other programmable devices to generate computer implemented processing, thus in computer or
The instruction executed on other programmable devices is provided for realizing in one or more flows of the flowchart and/or block diagram one
The step of function of being specified in a box or multiple boxes.
Although preferred embodiments of the present invention have been described, it is created once a person skilled in the art knows basic
Property concept, then additional changes and modifications may be made to these embodiments.So it includes excellent that the following claims are intended to be interpreted as
It selects embodiment and falls into all change and modification of the scope of the invention.
Obviously, various changes and modifications can be made to the invention without departing from essence of the invention by those skilled in the art
Mind and range.In this way, if these modifications and changes of the present invention belongs to the range of the claims in the present invention and its equivalent technologies
Within, then the present invention is also intended to include these modifications and variations.
Claims (10)
1. a kind of method for automatically selecting M1 card characterized by comprising
When smart card receives the certification instruction of M1 reader transmission, generates the first random number and be sent to M1 reader, it is described
Certification instruction carries default sector number, and the smart card includes multiple simulation M1 cards, and each simulation M1 card includes a default fan
Area code；
It receives the M1 reader and carries out encrypted encryption data for first random number；
Since the multiple simulation M1 card the simulation M1 card of highest priority, according to the default sector of simulation M1 card
The encryption data is decrypted in number corresponding key and default decipherment algorithm, wherein the default fan of each simulation M1 card
The corresponding key of area code is different；
It determines according to the default corresponding key of sector number and the default decipherment algorithm of any simulation M1 card to described
When encryption data successful decryption, it is activated state by any simulation M1 holding and terminates to decrypt process.
2. the method as described in claim 1, which is characterized in that the simulation M1 card of the highest priority is the multiple simulation
The simulation M1 card of state of activation is currently in M1 card, alternatively, a simulation M1 card being previously active for the smart card.
3. the method as described in claim 1, which is characterized in that further include:
It determines and is calculated according to the corresponding key of default sector number and the default decryption of simulation M1 card each in the smart card
When method is decrypted unsuccessfully to the encryption data, determine that the smart card and the M1 reader mismatch.
4. method according to claim 1 or 2, which is characterized in that further include:
Receive the key updating instruction for the carrying new key that the M1 reader is sent；
According to the corresponding key of default sector number of other simulation M1 cards in the new key and multiple simulation M1 cards, update
The corresponding key of default sector number of any simulation M1 card.
5. method as claimed in claim 4, which is characterized in that according to other in the new key and multiple simulation M1 cards
The corresponding key of default sector number of M1 card is simulated, the corresponding key of default sector number of any simulation M1 card, tool are updated
Body includes:
Judge it is the multiple simulation M1 card in other simulation M1 cards the corresponding key of default sector number whether with described Xinmi City
Key is identical；
If so, prompt key updating failure；
If not, being the new key by the corresponding key updating of default sector number of any simulation M1 card.
6. a kind of smart card characterized by comprising
Transmission unit when for receiving the certification instruction of M1 reader transmission, generating the first random number and being sent to M1 read-write
Device, the certification instruction carry default sector number, and the smart card includes multiple simulation M1 cards, and each simulation M1 card includes one
Default sector number；
Receiving unit carries out encrypted encryption data for first random number for receiving the M1 reader；
Decryption unit, for simulating since the multiple in M1 card the simulation M1 card of highest priority, according to simulation M1 card
The default corresponding key of sector number and default decipherment algorithm the encryption data is decrypted, wherein Mei Gemo
The corresponding key of default sector number of quasi- M1 card is different；
Determination unit, for determining the default corresponding key of sector number and the default solution according to any simulation M1 card
When close algorithm is to the encryption data successful decryption, it is activated state by any simulation M1 holding and terminates to decrypt process.
7. smart card as claimed in claim 6, which is characterized in that the simulation M1 card of the highest priority is the multiple mould
The simulation M1 card of state of activation is currently in quasi- M1 card, alternatively, a simulation M1 card being previously active for the decryption unit.
8. smart card as claimed in claim 6, which is characterized in that the determination unit is also used to:
It determines and is calculated according to the corresponding key of default sector number and the default decryption of simulation M1 card each in the smart card
When method is decrypted unsuccessfully to the encryption data, determine that the smart card and the M1 reader mismatch.
9. smart card as claimed in claims 6 or 7, which is characterized in that further include:
Key updating units, for receiving the key updating instruction for the carrying new key that the M1 reader is sent；According to described
The corresponding key of default sector number of new key and other simulation M1 cards in multiple simulation M1 cards, updates any simulation
The corresponding key of default sector number of M1 card.
10. smart card as claimed in claim 9, which is characterized in that the key updating units according to the new key with
And the corresponding key of default sector number of other simulation M1 cards in multiple simulation M1 cards, update the pre- of any simulation M1 card
If being specifically used for when the corresponding key of sector number:
Judge it is the multiple simulation M1 card in other simulation M1 cards the corresponding key of default sector number whether with described Xinmi City
Key is identical；
If so, prompt key updating failure；
If not, being the new key by the corresponding key updating of default sector number of any simulation M1 card.
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| CN113395156B (en) * | 2020-03-13 | 2023-02-03 | 上海复旦微电子集团股份有限公司 | Logic encryption card, authentication method thereof and computer readable storage medium |
| CN113271290B (en) * | 2020-12-29 | 2023-03-31 | 上海零数众合信息科技有限公司 | Digital identity management device based on block chain |
| CN113724424A (en) * | 2021-10-28 | 2021-11-30 | 云丁网络技术(北京)有限公司 | Control method and device for equipment |
| CN115296378B (en) * | 2022-10-09 | 2023-01-06 | 广东天枢新能源科技有限公司 | Charging control method, system and device based on smart card and storage medium |
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