CN105138934B - A kind of radio communication method and RF communication system - Google Patents
A kind of radio communication method and RF communication system Download PDFInfo
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- CN105138934B CN105138934B CN201510369791.XA CN201510369791A CN105138934B CN 105138934 B CN105138934 B CN 105138934B CN 201510369791 A CN201510369791 A CN 201510369791A CN 105138934 B CN105138934 B CN 105138934B
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Abstract
The invention belongs to provide a kind of radio communication method and RF communication system.Radio communication method includes：Data message is sent to radio-frequency card by server；The data message that simultaneously storage server is sent is received by radio-frequency card；Information in radio-frequency card is read by card reader, and the information of reading is sent to processing terminal；The information sent by processing terminal reception card reader, and each information to receiving is handled.Server transfers AES ciphered data information, and the data message after cryptographic protocol and encryption is sent into radio-frequency card according to built-in cryptographic protocol；Processing terminal is according to the cryptographic protocol received, the related cipher-text information for calling decipherment algorithm decryption to receive.The program can accelerate the Card Reader speed of card reader, and can realize the dynamic management to involved various algorithms, can improve the Cipher Strength to data message, can also realize that the communication data of different manufacturers different agreement is compatible, realize resource polymerization, more practical.
Description
Technical field
The present invention relates to the communications field, specifically a kind of radio communication method and RF communication system.
Background technology
In the radio-frequency card communications field, at the data message in the radio-frequency card generally read to it by existing card reader
Reason, this materially increases the volume of card reader, can not only increase production cost, reduce the Card Reader speed of card reader,
The communication data that can also limit between different manufacturers is compatible.
In addition, in the radio-frequency card communications field,, often will encryption in existing communication method for the security of increase communication
Algorithm is placed in radio-frequency card, and decipherment algorithm is built in card reader, in use, radio-frequency card is calculated according to the encryption built in its inside
Method will be sent after the clear data encryption of data message, and card reader is according to the decipherment algorithm built in it in the radio-frequency card that is read
Data be decrypted, this communication mode has following deficiency：
1）Limited by radio-frequency card itself computing resource, the AES built in it is often very simple, is easy to crack；2）
In view of the consideration to radio-frequency card low-power consumption, built-in decipherment algorithm is generally also relatively simple in existing card reader, is easy to by sudden and violent
The exhaustive mode of power cracks.
This is the deficiencies in the prior art.
The content of the invention
The technical problems to be solved by the invention are, in view of the shortcomings of the prior art, there is provided a kind of communication means and communication
System, for solving problems of the prior art.
In order to solve the above technical problems, the invention provides a kind of radio communication method, including：
Step S1, data message is sent to radio-frequency card by server；
Step S2, the data message that simultaneously storage server is sent is received by radio-frequency card；
Step S3, the data message in above-mentioned radio-frequency card is read by card reader, and the data message of reading is sent to
Processing terminal；
Step S4, the data message sent by processing terminal reception card reader, and the data message to receiving enters
Row processing.
One kind as the present invention is preferred, wherein：
In above-mentioned steps S1, described data message is encrypted server, and the data message after encryption is sent out
Give radio-frequency card；
In above-mentioned steps S2, the data message after the encryption that radio-frequency card is received and storage server is sent；
In above-mentioned steps S3, card reader reads the data message after being encrypted in radio-frequency card, and by after the encryption of reading
Data message is sent to processing terminal；
In above-mentioned steps S4, processing terminal receives the data message after the encryption that card reader is sent, and to receiving
Encryption after data message be decrypted.
Another kind as the present invention is preferred, wherein：
In step sl, server transfers corresponding AES and described data is believed according to built-in cryptographic protocol
Breath is encrypted, and the data message after above-mentioned cryptographic protocol and encryption is sent into radio-frequency card in the lump；
In step s 2, radio-frequency card receives the data message after the cryptographic protocol and encryption that simultaneously storage server is sent；
In step s3, card reader reads the cryptographic protocol in radio-frequency card and the data message after encryption, and by reading
Data message after cryptographic protocol and encryption is sent to processing terminal；
In step s 4, processing terminal receives the data message after the cryptographic protocol that sends of card reader and encryption, and according to
Corresponding decryption protocol is obtained according to the cryptographic protocol received, and according to the decryption protocol of above-mentioned acquisition, calls corresponding decryption
Data message after the encryption that receives is decrypted algorithm.
In addition, preferably, described data message includes radio-frequency card card number and radio frequency Card Type.
In addition, preferably, described cryptographic protocol is identical with described decryption protocol.
Present invention also offers a kind of RF communication system, including：
Server, for sending data message to radio-frequency card；
Radio-frequency card, for the data message received and storage server is sent；
Card reader, for reading the data message in radio-frequency card, and for the data message of reading to be sent into processing eventually
End；
Processing terminal, the data message sent for receiving card reader, and the data message to receiving is handled.
As one kind to RF communication system of the present invention preferably：
Described server includes enciphering algorithm module and server sending module, and described enciphering algorithm module includes adding
Close algorithm, for encrypting described data message；Server sending module, which is used to send to radio-frequency card, passes through enciphering algorithm module
Data message after encryption；
Described radio-frequency card includes receiving module, memory module and transmitter module, and receiving module is sent out for the reception server
The information that module is sent is sent, memory module is used to store the information that receiving module receives, and transmitter module is used to that mould will to be stored
The information of block storage is sent to card reader；
Described card reader includes card reading module and card reader data transmission blocks, and card reading module is used to read in radio-frequency card
The information of storage, card reader data transmission blocks are used to the information that card reading module is read being sent to processing terminal；
Described processing terminal includes terminal receiving module and deciphering module, and terminal receiving module is used to receive card reader hair
The information sent, the information that deciphering module is used to receive terminal receiving module are decrypted.
As the another kind to RF communication system of the present invention preferably：
Described enciphering algorithm module includes at least one AES, for encrypting described data message；
Described server also includes the cryptographic protocol module being used cooperatively with described enciphering algorithm module, encryption association
View module includes at least one cryptographic protocol, and described cryptographic protocol maps one by one with described AES, for transferring phase
The AES answered；
Described server sending module is additionally operable to send corresponding cryptographic protocol in cryptographic protocol module to radio-frequency card；
The receiving module of the radio-frequency card is additionally operable to the cryptographic protocol that the reception server sending module is sent, the radio frequency
The memory module of card is additionally operable to store the cryptographic protocol that the receiving module of radio-frequency card receives；
Described card reading module is additionally operable to read the cryptographic protocol stored in radio-frequency card, and described card reader data send mould
Block is additionally operable to the cryptographic protocol that card reading module is read being sent to processing terminal；
Described processing terminal also includes the decryption protocol module being used cooperatively with described deciphering module；Described terminal
Receiving module is additionally operable to receive the cryptographic protocol that card reader is sent；Described deciphering module includes at least one decipherment algorithm；
Decryption protocol module includes at least one decryption protocol, and described decryption protocol maps one by one with described decipherment algorithm, described
Decryption protocol map one by one with the cryptographic protocol in above-mentioned cryptographic protocol module, for being received according to terminal receiving module
Cryptographic protocol, call corresponding decipherment algorithm in deciphering module.
In addition, described data message includes radio-frequency card card number and radio frequency Card Type.
In addition, the cryptographic protocol in described cryptographic protocol module and the decryption protocol phase in described decryption protocol module
Together.
Compared with prior art, the advantage of the invention is that：
(1) data message that the present invention is read by processing terminal to card reader is handled, and avoids card reader at it
Its data message for being read of inter-process, this can reduce the volume of card reader to a certain extent, and can not only accelerate Card Reader
Speed, it can also realize that the communication data of different manufacturers is compatible, realize resource polymerization, it is more practical；
(2) the Encrypt and Decrypt algorithm of involved data is not built in radio-frequency card and card reader in the present invention, but by
Extraneous server is managed, and this is easy to the renewal to AES, and this can be realized to involved AES and decryption
The dynamic management of algorithm, using flexible；
(3) the powerful calculation resources of the invention by means of server, can greatly improve the Cipher Strength to data message,
So that the difficulty that the data after encryption are cracked greatly improves, and then it can largely increase the security of data；
(4) present invention need not carry out the encryption and decryption work of data in radio-frequency card and card reader, and this is advantageously reduced
The power consumption of radio-frequency card and card reader, especially suitable for the active RF card of built-in power, it can greatly improve the use of radio-frequency card
Life-span；
(5) present invention is not built in radio-frequency card and card reader to the enciphering and deciphering algorithm of involved data, but by
Extraneous server is managed, and this constantly extend the type of the AES for ciphered data information and is used for
The type of the decipherment algorithm of decryption, so as to realize that the communication data of different manufacturers different agreement is compatible, resource polymerization is realized, compared with
For practicality.
As can be seen here, the present invention is compared with prior art, with prominent substantive distinguishing features and significantly progressive, its implementation
Beneficial effect be also obvious.
Figure of description
Fig. 1 is the method flow diagram of the embodiment 1 of radio communication method of the present invention；
Fig. 2 is the structured flowchart schematic diagram of the embodiment 1 of RF communication system of the present invention；
Fig. 3 is the method flow diagram of the embodiment 2 of radio communication method of the present invention；
Fig. 4 is the structured flowchart schematic diagram of the embodiment 2 of RF communication system of the present invention；
Fig. 5 is the method flow diagram of the embodiment 3 of radio communication method of the present invention；
Fig. 6 is the structured flowchart schematic diagram of the embodiment 3 of RF communication system of the present invention.
Wherein：1st, server, 2, radio-frequency card, 3, card reader, 4, processing terminal.
Embodiment
To make technical scheme and advantage clearer, below in conjunction with the accompanying drawing of the present invention, to the present invention's
Technical scheme is clearly and completely described.
Embodiment 1：
The present invention a kind of radio communication method, its flow chart as shown in Figure of description 1, including：
Step S1, data message is sent to radio-frequency card by server；
Step S2, the data message that simultaneously storage server is sent is received by radio-frequency card；
Step S3, the data message in above-mentioned radio-frequency card is read by card reader, and by card reader by the data of reading
Information is sent to processing terminal；
Step S4, the data message sent by processing terminal reception card reader, and by processing terminal to receiving
Data message handled.
The data message that this method is read by processing terminal to card reader is handled, and avoids card reader inside it
Its data message read is handled, this can reduce the volume of card reader to a certain extent, and can not only accelerate Card Reader speed,
It can also realize that the communication data of different manufacturers is compatible, realize resource polymerization, it is more practical.
Present invention also offers a kind of RF communication system, as shown in Figure of description 2, including：
Server 1, for sending data message to radio-frequency card 2；
Radio-frequency card 2, for the data message received and storage server 1 is sent；
Card reader 3, for reading the data message in radio-frequency card 2, and for the data message of reading to be sent into processing
Terminal 4；
Processing terminal 4, the data message sent for receiving card reader 3, and at the data message to receiving
Reason.
Wherein, in the present embodiment, described server 1 can send number by wired communication mode to radio-frequency card 2
It is believed that breath, also can send data message by communication to radio-frequency card 2；In addition, described card reader 3 and processing terminal
4 can be communicated by wired communication mode or communication.For this, technical staff can select according to actual conditions
Use wired communication mode or communication.
In addition, in the present embodiment, described server 1 can be described processing terminal 4, described processing terminal
4 can also be described server 1, i.e., described server 1 and processing terminal 4 can be different entities or together
One entity, person skilled can carry out selection use according to actual demand.
Wherein, in this embodiment, above-mentioned involved data message is radio-frequency card card number and radio frequency Card Type.
To sum up, the data message that RF communication system of the present invention is read by processing terminal 4 to card reader 3 is carried out
Processing, avoids the data message that it is read in its inter-process of card reader 3, this can largely save and be produced into
Originally, accelerate Card Reader speed, can also realize that the communication data of different manufacturers is compatible, be easy to implement resource polymerization, it is more practical.
Embodiment 2：
A kind of radio communication method of the present invention, as shown in Figure of description Fig. 3, the radio communication method and specific implementation
The difference of communication means in mode 1 is：
In step sl, described data message is encrypted server, and the data message after encryption is sent to
Radio-frequency card；In step s 2, the data message after the encryption that radio-frequency card is received and storage server is sent；In step s3,
Card reader reads the data message after being encrypted in radio-frequency card, and the data message after the encryption of reading is sent into processing terminal；
In step s 4, processing terminal receives the data message after the encryption that card reader is sent, and the information to receiving solves
Close processing.
Radio communication method of the present invention, realized by the server 1 outside radio-frequency card and card reader to involved
AES and decipherment algorithm dynamic management, not only add the flexibility that algorithm uses, also allow for AES and
The renewal of decipherment algorithm.In addition, described data message is encrypted by server 1 by the present invention, after encrypting again afterwards
Data message be sent to radio-frequency card 2, greatly improve the Cipher Strength to data message so that encryption after data
The difficulty that information is cracked greatly improves, and then can largely increase the security of data transfer.
Wherein, described data message includes radio-frequency card card number and radio frequency Card Type.
In addition, described cryptographic protocol is identical with described decryption protocol.
In the present embodiment, subsequent treatment is carried out to the data message decrypted by processing terminal.
Present invention also offers a kind of RF communication system, as shown in figure 4, the RF communication system and embodiment
Communication system in 1 is compared, and difference is：
Described server 1 includes enciphering algorithm module and server sending module, wherein, enciphering algorithm module includes adding
Close algorithm, for encrypting described data message；Server sending module, which is used to send to radio-frequency card 2, passes through enciphering algorithm module
Data message after encryption；Described radio-frequency card 2 includes receiving module, memory module and transmitter module, and receiving module is used to connect
The data message after the encryption that server sending module is sent is received, memory module is used to store the letter that receiving module receives
Breath, transmitter module are used to send the information of memory module storage to card reader；Described card reader 3 includes card reading module and reading
Card device data transmission blocks, card reading module are used to read the data message after the encryption stored in radio-frequency card 2, card reader data hair
Module is sent to be used to the data message after the encryption of card reading module reading being sent to processing terminal 4；Described processing terminal 4 includes
Terminal receiving module and deciphering module, terminal receiving module are used to receive the data message after the encryption that card reader 3 is sent, solved
Data message after the encryption that close module is used to receive terminal receiving module is decrypted.
Wherein, described data message includes radio-frequency card card number and radio frequency Card Type.
In the present embodiment, the AES that described enciphering algorithm module uses is aes algorithm.It is in addition, described
Enciphering algorithm module can also be that other any AESs, the technical staff such as DES algorithms, RSA Algorithm can also be according to actual need
A certain algorithm is selected to be used alone or select several algorithm combinations to use.In addition, the deciphering module of processing terminal use with
The decipherment algorithm that the AES that enciphering algorithm module uses is used cooperatively.
In addition, in the present embodiment, described processing terminal 4 is additionally operable to subsequently locate the data message decrypted
Reason.
To sum up, the system is not built in radio-frequency card 2 and card reader 3 to the Encrypt and Decrypt algorithm of involved data, but
It is managed by the server 1 in the external world, this is easy to the renewal to AES, and this can be realized to involved AES reconciliation
The dynamic management of close algorithm, using flexible.In addition, the system can greatly improve by means of the powerful calculation resources of server 1
To the Cipher Strength of data message, so that the difficulty that the data message after encryption is cracked greatly improves, and then very big
The security of data can be increased in degree.
Embodiment 3：
A kind of radio communication method of the present invention, as shown in figure 5, itself and the communication means described in embodiment 2
Difference be：
In step sl, server transfers corresponding AES and described data is believed according to built-in cryptographic protocol
Breath is encrypted, and the data message after above-mentioned cryptographic protocol and encryption is sent into radio-frequency card in the lump；
In step s 2, radio-frequency card receives the data message after the cryptographic protocol and encryption that simultaneously storage server is sent；
In step s3, card reader reads the cryptographic protocol in radio-frequency card and the data message after encryption, and by reading
Data message after cryptographic protocol and encryption is sent to processing terminal；
In step s 4, processing terminal receives the data message after the cryptographic protocol that sends of card reader and encryption, and according to
Corresponding decryption protocol is obtained according to the cryptographic protocol received, and according to the decryption protocol of above-mentioned acquisition, calls corresponding decryption
Data message after the encryption that receives is decrypted algorithm.
Radio communication method of the present invention, realized by the server 1 outside radio-frequency card and card reader to involved
AES and decipherment algorithm dynamic management, and in the server set cryptographic protocol, processing terminal set decryption association
View, this is easy to implement the extension of the type to the AES for encryption and the type of the decipherment algorithm for decryption, from
And can realize that the communication data of different manufacturers different agreement is compatible, and resource polymerization is realized, it is more practical.
Wherein, described data message includes radio-frequency card card number and radio frequency Card Type.
Wherein, in the present embodiment, described cryptographic protocol is identical with described decryption protocol.
In addition, present invention also offers a kind of RF communication system, as shown in Figure 6, the RF communication system with it is specific
RF communication system described in embodiment 2 is compared, and difference is：
Enciphering algorithm module includes two kinds of AESs, for encrypting described data message；Server 1 also includes and institute
The cryptographic protocol module that the enciphering algorithm module stated is used cooperatively, wherein, described cryptographic protocol module includes two kinds of encryptions and assisted
View, described cryptographic protocol maps one by one with described AES, for transferring corresponding AES；Server sends mould
Block is additionally operable to send corresponding cryptographic protocol to radio-frequency card；The receiving module of the radio-frequency card 2 is additionally operable to the reception server transmission
The cryptographic protocol that module is sent, the memory module of radio-frequency card 2 are additionally operable to store the cryptographic protocol that receiving module receives；It is described
The card reading module of card reader 3 be additionally operable to read the cryptographic protocol that stores in radio-frequency card 2, the card reader data of card reader 3 are sent
Module is additionally operable to the cryptographic protocol that card reading module is read being sent to processing terminal 4；Described processing terminal 4 also include with it is described
The decryption protocol module that is used cooperatively of deciphering module；The terminal receiving module of the processing terminal 4 is additionally operable to receive card reader 3
The cryptographic protocol sent；The deciphering module of processing terminal 4 includes two kinds of decipherment algorithms, for decrypting the data after above-mentioned encryption
Information；Decryption protocol module includes two kinds of decryption protocols, and described decryption protocol maps one by one with described decipherment algorithm, described
Decryption protocol map one by one with the cryptographic protocol in above-mentioned cryptographic protocol module, for being received according to terminal receiving module
Cryptographic protocol, call corresponding decipherment algorithm in deciphering module.
Wherein, in the present embodiment, enciphering algorithm module is by the encrypting module of aes algorithm and the encryption mould of 3DES algorithms
Block forms, the deciphering module of deciphering module corresponding A ES algorithms and 3DES algorithms.
In use, user is designated as A cryptographic protocols, and note and institute according to a kind of selection cryptographic protocol therein is actually needed
The AES for the A cryptographic protocol maps mutuallies stated is aes algorithm；Server 1 parses AES mould according to the A cryptographic protocols
Aes algorithm in block, described data message is encrypted by the aes algorithm afterwards, afterwards by the A cryptographic protocols and by above-mentioned
The data message M obtained after aes algorithm encryption is sent to radio-frequency card 2 in the lump；Radio-frequency card 2 is received and storage server 1 is sent
A cryptographic protocols and data message M；Card reader 3 reads the A cryptographic protocols and data message M in radio-frequency card 2, and by the A of reading
Cryptographic protocol and data message M are sent to processing terminal 4；Processing terminal 4 receives the A cryptographic protocol sums that card reader 3 is sent
It is believed that breath M, and corresponding decryption protocol is obtained according to the A cryptographic protocols received, the decryption protocol for remembering acquisition is B decryption association
View, and according to the B decryption protocols of above-mentioned acquisition, recall corresponding decipherment algorithm, that is, corresponding aes algorithm is recalled to receiving
Data message M is decrypted.
In addition, in the present embodiment, subsequent treatment is carried out to the data message decrypted by processing terminal 4.
Wherein, described data message includes radio-frequency card card number and radio frequency Card Type.
Wherein, in the present embodiment, the cryptographic protocol in above-mentioned cryptographic protocol module and described decryption protocol module
In decryption protocol it is identical.
To sum up, the present invention is not built in radio-frequency card 2 and card reader 3 to the enciphering and deciphering algorithm of involved data, and
To be managed by the server 1 in the external world, this constantly to extend the type of the AES for ciphered data information with
And the type of the decipherment algorithm for decryption, so as to realize that the communication data of different manufacturers different agreement is compatible, realize resource
Polymerization, it is more practical.
In addition, in actual use, staff can set above-mentioned involved data message according to being actually needed
For other different parameters.
Embodiment of above is merely illustrative of the technical solution of the present invention, rather than its limitations；Although with reference to foregoing implementation
The present invention is described in detail mode, it will be understood by those within the art that：It still can be to foregoing each
Technical scheme described in embodiment is modified, or carries out equivalent substitution to which part technical characteristic；And these are repaiied
Change or replace, the essence of appropriate technical solution is departed from the scope of each embodiment technical scheme of the present invention.
Claims (10)
- A kind of 1. radio communication method, it is characterised in that including：Step S1, data message is sent to radio-frequency card by server；Step S2, the data message that simultaneously storage server is sent is received by radio-frequency card；Step S3, the data message in above-mentioned radio-frequency card is read by card reader, and the data message of reading is sent to processing Terminal；Step S4, the data message sent by processing terminal reception card reader, and at the data message to receiving Reason；Wherein, in step sl, described data message is encrypted server, and the data message after encryption is sent to Radio-frequency card；In step s 4, processing terminal receives the information that card reader is sent, and the information to receiving is decrypted.
- 2. radio communication method according to claim 1, it is characterised in that：In step s 2, the data message after the encryption that radio-frequency card is received and storage server is sent；In step s3, card reader reads the data message after being encrypted in radio-frequency card, and the information of reading is sent into processing eventually End.
- 3. radio communication method according to claim 2, it is characterised in that：In step sl, server transfers corresponding AES and described data message is entered according to built-in cryptographic protocol Row encryption, and the data message after above-mentioned cryptographic protocol and encryption is sent to radio-frequency card in the lump；In step s 2, radio-frequency card receives the data message after the cryptographic protocol and encryption that simultaneously storage server is sent；In step s3, card reader reads the cryptographic protocol in radio-frequency card and the data message after encryption, and by the encryption of reading Data message after agreement and encryption is sent to processing terminal；In step s 4, processing terminal receives the data message after the cryptographic protocol that sends of card reader and encryption, and according to connecing The cryptographic protocol received obtains corresponding decryption protocol, and according to the decryption protocol of above-mentioned acquisition, calls corresponding decipherment algorithm Data message after the encryption that receives is decrypted.
- 4. according to the radio communication method described in claim 1 or 2 or 3, it is characterised in that：Described data message includes radio frequency Card card number and radio frequency Card Type.
- 5. radio communication method according to claim 3, it is characterised in that：Described cryptographic protocol is assisted with described decryption Discuss identical.
- A kind of 6. RF communication system, it is characterised in that including：Server, for sending data message to radio-frequency card；Radio-frequency card, for the data message received and storage server is sent；Card reader, for reading the data message in radio-frequency card, and for the data message of reading to be sent into processing terminal；Processing terminal, the data message sent for receiving card reader, and the data message to receiving is handled；Wherein, described server includes enciphering algorithm module and server sending module, and described enciphering algorithm module includes AES, for encrypting described data message；Server sending module, which is used to send to radio-frequency card, passes through AES mould Data message after block encryption；Described processing terminal includes terminal receiving module and deciphering module, and terminal receiving module is sent for receiving card reader Information, deciphering module is used for the information that is received to terminal receiving module and is decrypted.
- 7. RF communication system according to claim 6, it is characterised in that：Described radio-frequency card includes receiving module, memory module and transmitter module, and receiving module is used for the reception server and sends mould The information that block is sent, memory module are used to store the information that receiving module receives, and transmitter module is used to deposit memory module The information of storage is sent to card reader；Described card reader includes card reading module and card reader data transmission blocks, and card reading module is used to read in radio-frequency card to store Information, card reader data transmission blocks be used for by card reading module read information be sent to processing terminal.
- 8. RF communication system according to claim 7, it is characterised in that：Described enciphering algorithm module includes at least one AES, for ciphered data information；Described server also includes the cryptographic protocol module being used cooperatively with described enciphering algorithm module, the cryptographic protocol mould Block includes at least one cryptographic protocol, and described cryptographic protocol maps one by one with described AES, corresponding for transferring AES；Described server sending module is additionally operable to send corresponding cryptographic protocol in cryptographic protocol module to radio-frequency card；The receiving module of the radio-frequency card is additionally operable to the cryptographic protocol that the reception server sending module is sent, the radio-frequency card Memory module is additionally operable to store the cryptographic protocol that the receiving module of radio-frequency card receives；Described card reading module is additionally operable to read the cryptographic protocol stored in radio-frequency card, and described card reader data transmission blocks are also Cryptographic protocol for card reading module to be read is sent to processing terminal；Described processing terminal also includes the decryption protocol module being used cooperatively with described deciphering module；Described terminal receives Module is additionally operable to receive the cryptographic protocol that card reader is sent；Described deciphering module includes at least one decipherment algorithm；Decryption Protocol module includes at least one decryption protocol, and described decryption protocol maps one by one with described decipherment algorithm, described solution Close agreement maps one by one with the cryptographic protocol in above-mentioned cryptographic protocol module, for the encryption received according to terminal receiving module Agreement, call corresponding decipherment algorithm in deciphering module.
- 9. according to the RF communication system described in claim 6 or 7 or 8, it is characterised in that：Described data message includes radio frequency Card card number and radio frequency Card Type.
- 10. RF communication system according to claim 8, it is characterised in that the encryption in described cryptographic protocol module Agreement is identical with the decryption protocol in described decryption protocol module.
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| CN110445764A (en) * | 2019-07-11 | 2019-11-12 | 广州朗国电子科技有限公司 | It is a kind of to communicate close insurance system and method and encryption and decryption server |
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| CN102236773A (en) * | 2010-04-30 | 2011-11-09 | 航天信息股份有限公司 | Radio frequency identification (RFID) encryption verification system and method |
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