CN105138934A - RF communication method and system - Google Patents
RF communication method and system Download PDFInfo
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- CN105138934A CN105138934A CN201510369791.XA CN201510369791A CN105138934A CN 105138934 A CN105138934 A CN 105138934A CN 201510369791 A CN201510369791 A CN 201510369791A CN 105138934 A CN105138934 A CN 105138934A
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Abstract
The invention provides an RF communication method and system. The RM communication method comprises that a server sends data information to an RF card; the RF card receives and stores the data information sent from the server; a card reader reads information in the RF card, and sends read information to a processing terminal; and the processing terminal receives information from the card reader, and process different received information. The server calls an encryption algorithm according to a built-in encryption protocol to encrypt the data information, and transmits the encryption protocol as well as the encrypted data information to the RF card; and the processing terminal calls a decryption algorithm according to the received encryption protocol to decrypt the received related encryption information. Thus, the card reading speed of the card reader can be increased, dynamic management for related algorithms is realized, the encryption intensity of the data information is improved, communication data of different protocols and different factories is compatible, resource aggregation is realized, and the practicality is high.
Description
Technical field
The present invention relates to the communications field, specifically a kind of radio communication method and radio-frequency (RF) communication system.
Background technology
In the radio-frequency card communications field, usually by existing card reader, the data message in its radio-frequency card read is processed, this materially increases the volume of card reader, not only can increase production cost, reduce the Card Reader speed of card reader, the communication data that also can limit between different manufacturers is compatible.
In addition, in the radio-frequency card communications field, for increasing the security of communication, in existing communication method, often cryptographic algorithm is placed in radio-frequency card, decipherment algorithm is built in card reader, during use, radio-frequency card sends after the encryption of the clear data of data message according to its inner built-in cryptographic algorithm, and card reader is according to its built-in decipherment algorithm to the decrypt data in read radio-frequency card, and this communication mode has following deficiency:
1) by the restriction of radio-frequency card self computational resource, its built-in cryptographic algorithm is often very simple, is easy to crack; 2) in view of the consideration of radio frequency card low-power consumption, decipherment algorithm built-in in existing card reader is usually also comparatively simple, and the mode exhaustive easily through violence cracks.
This is the deficiencies in the prior art.
Summary of the invention
Technical matters to be solved by this invention is, for the deficiencies in the prior art, provides a kind of communication means and communication system, for solving problems of the prior art.
For solving the problems of the technologies described above, the invention provides a kind of radio communication method, comprising:
Step S1, send data message by server to radio-frequency card;
Step S2, to be received and the data message that sends of storage server by radio-frequency card;
Step S3, read the data message in above-mentioned radio-frequency card 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 received is processed.
Preferred as one of the present invention, wherein:
In above-mentioned steps S1, server is encrypted described data message, and the data message after encryption is sent to radio-frequency card;
In above-mentioned steps S2, radio-frequency card receives and data message after the storage server encryption of sending;
In above-mentioned steps S3, card reader reads the data message in radio-frequency card after encryption, and the data message after the encryption of reading is sent to processing terminal;
In above-mentioned steps S4, the data message after the encryption that processing terminal reception card reader is sent, and the data message after the encryption received is decrypted.
Preferred as another kind of the present invention, wherein:
In step sl, server, according to built-in cryptographic protocol, is transferred corresponding cryptographic algorithm and is encrypted described data message, 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 and data message after the cryptographic protocol that sends of storage server and encryption;
In step s3, card reader reads the cryptographic protocol in radio-frequency card and the data message after encryption, and the data message after the cryptographic protocol of reading and encryption is sent to processing terminal;
In step s 4 which, the cryptographic protocol that processing terminal reception card reader is sent and the data message after encrypting, and obtain corresponding decryption protocol according to the cryptographic protocol received, and according to the decryption protocol of above-mentioned acquisition, call corresponding decipherment algorithm and the data message after the encryption received is decrypted.
In addition, as preferably, described data message comprises radio-frequency card card number and radio-frequency card type.
In addition, as preferably, described cryptographic protocol is identical with described decryption protocol.
Present invention also offers a kind of radio-frequency (RF) communication system, comprising:
Server, for sending data message to radio-frequency card;
Radio-frequency card, for receiving the data message that also storage server sends;
Card reader, for reading the data message in radio-frequency card, and for the data message of reading is sent to processing terminal;
Processing terminal, for receiving the data message that card reader is sent, and processes the data message received.
As preferred to the one of radio-frequency (RF) communication system of the present invention:
Described server comprises enciphering algorithm module and server sending module, and described enciphering algorithm module comprises cryptographic algorithm, for encrypting described data message; Server sending module is used for sending the data message after being encrypted by enciphering algorithm module to radio-frequency card;
Described radio-frequency card comprises receiver module, memory module and transmitter module, receiver module is used for the information that reception server sending module sends, the information that memory module receives for storing receiver module, the information that transmitter module is used for memory module stores is sent to card reader;
Described card reader comprises card reading module and card reader data transmission blocks, and card reading module is for reading the information stored in radio-frequency card, and the information that card reader data transmission blocks is used for card reading module reads sends to processing terminal;
Described processing terminal comprises terminal receiver module and deciphering module, the information that terminal receiver module sends for receiving card reader, and deciphering module is used for being decrypted the information that terminal receiver module receives.
As preferred to the another kind of radio-frequency (RF) communication system of the present invention:
Described enciphering algorithm module comprises at least one cryptographic algorithm, for encrypting described data message;
Described server also comprise with described enciphering algorithm module with the use of cryptographic protocol module, this cryptographic protocol module comprises at least one cryptographic protocol, and described cryptographic protocol and described cryptographic algorithm map one by one, for transferring corresponding cryptographic algorithm;
Described server sending module is also for sending corresponding cryptographic protocol in cryptographic protocol module to radio-frequency card;
The receiver module of described radio-frequency card is also for the cryptographic protocol that reception server sending module sends, and the memory module of described radio-frequency card is also for cryptographic protocol that the receiver module storing radio-frequency card receives;
Described card reading module is also for reading the cryptographic protocol stored in radio-frequency card, and the described cryptographic protocol of card reader data transmission blocks also for card reading module being read sends to processing terminal;
Described processing terminal also comprise with described deciphering module with the use of decryption protocol module; Described terminal receiver module is also for receiving the cryptographic protocol that card reader is sent; Described deciphering module comprises at least one decipherment algorithm; Decryption protocol module comprises at least one decryption protocol, described decryption protocol and described decipherment algorithm map one by one, cryptographic protocol in described decryption protocol and above-mentioned cryptographic protocol module maps one by one, for the cryptographic protocol received according to terminal receiver module, call corresponding decipherment algorithm in deciphering module.
In addition, described data message comprises radio-frequency card card number and radio-frequency card type.
In addition, the cryptographic protocol in described cryptographic protocol module is identical with the decryption protocol in described decryption protocol module.
Compared with prior art, the invention has the advantages that:
(1) the present invention is processed the data message that card reader reads by processing terminal, avoid card reader and process its data message read therein, this can reduce the volume of card reader to a certain extent, and not only can accelerate Card Reader speed, the communication data that also can realize different manufacturers is compatible, realize aggregation of resources, comparatively practical;
(2) in the present invention, the Encrypt and Decrypt algorithm of involved data is not all built in radio-frequency card and card reader, but managed by the server in the external world, this is convenient to the renewal to cryptographic algorithm, and this can realize the dynamic management of cryptographic algorithm to involved and decipherment algorithm, uses flexibly;
(3) the present invention is by means of the powerful calculation resources of server, can greatly improve the Cipher Strength to data message, thus the difficulty that the data after encrypting are cracked improves greatly, and then can increase the security of data to a great extent;
(4) the present invention does not need the encryption and decryption work all carrying out data in radio-frequency card and card reader, and this is conducive to the power consumption reducing radio-frequency card and card reader, is specially adapted to the active RF card of built-in power, can greatly improve the serviceable life of radio-frequency card;
(5) the present invention is not all built in radio-frequency card and card reader the enciphering and deciphering algorithm of involved data, but managed by the server in the external world, this makes constantly to expand for the type of the cryptographic algorithm of ciphered data information and the type of decipherment algorithm for deciphering, thus the communication data that can realize different manufacturers different agreement is compatible, realize aggregation of resources, comparatively practical.
As can be seen here, compared with prior art, have outstanding substantive distinguishing features and significant progress, its beneficial effect implemented also is apparent in the present invention.
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 radio-frequency (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 radio-frequency (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 radio-frequency (RF) communication system of the present invention.
Wherein: 1, server, 2, radio-frequency card, 3, card reader, 4, processing terminal.
Embodiment
For making technical scheme of the present invention and advantage clearly, below in conjunction with accompanying drawing of the present invention, technical scheme of the present invention is clearly and completely described.
Embodiment 1:
A kind of radio communication method of the present invention, its process flow diagram, as shown in Figure of description 1, comprising:
Step S1, send data message by server to radio-frequency card;
Step S2, to be received and the data message that sends of storage server by radio-frequency card;
Step S3, read the data message in above-mentioned radio-frequency card by card reader, and by card reader, the data message of reading is sent to processing terminal;
Step S4, the data message sent by processing terminal reception card reader, and by processing terminal, the data message received is processed.
The method is processed the data message that card reader reads by processing terminal, avoid card reader and process its data message read therein, this can reduce the volume of card reader to a certain extent, and not only can accelerate Card Reader speed, the communication data that also can realize different manufacturers is compatible, realize aggregation of resources, comparatively practical.
Present invention also offers a kind of radio-frequency (RF) communication system, as shown in Figure of description 2, comprising:
Server 1, for sending data message to radio-frequency card 2;
Radio-frequency card 2, for receiving the data message that also storage server 1 sends;
Card reader 3, for reading the data message in radio-frequency card 2, and for the data message of reading is sent to processing terminal 4;
Processing terminal 4, for receiving the data message that card reader 3 is sent, and processes the data message received.
Wherein, in the present embodiment, described server 1 can send data message by wire communication mode to radio-frequency card 2, also sends data message by communication to radio-frequency card 2; In addition, described card reader 3 can be communicated by wire communication mode or communication with processing terminal 4.For this, technician can according to actual conditions choice for use wire communication mode or communication.
In addition, in the present embodiment, described server 1 can be described processing terminal 4, described processing terminal 4 also can be described server 1, namely described server 1 can be different entities from processing terminal 4, also can be same entity, person skilled can carry out choice for 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 radio-frequency (RF) communication system of the present invention is read by processing terminal 4 pairs of card reader 3 processes, avoid card reader 3 and process its data message read therein, this can save production cost to a great extent, accelerate Card Reader speed, the communication data that also can realize different manufacturers is compatible, be convenient to realize aggregation of resources, comparatively practical.
Embodiment 2:
A kind of radio communication method of the present invention, as shown in Figure of description Fig. 3, the difference of the communication means in this radio communication method and embodiment 1 is:
In step sl, server is encrypted described data message, and the data message after encryption is sent to radio-frequency card; In step s 2, radio-frequency card receives and data message after the storage server encryption of sending; In step s3, card reader reads the data message in radio-frequency card after encryption, and the data message after the encryption of reading is sent to processing terminal; In step s 4 which, the data message after the encryption that processing terminal reception card reader is sent, and process is decrypted to the information received.
Radio communication method of the present invention, the dynamic management of cryptographic algorithm to involved and decipherment algorithm is realized by the server 1 outside radio-frequency card and card reader, not only add the dirigibility that algorithm uses, be also convenient to the renewal to cryptographic algorithm and decipherment algorithm.In addition, the present invention is encrypted described data message by server 1, again the data message after encryption is sent to radio-frequency card 2 afterwards, greatly improve the Cipher Strength to data message, thus the difficulty that the data message after encrypting is cracked improves greatly, and then the security of data transmission can be increased to a great extent.
Wherein, described data message comprises 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, by processing terminal, subsequent treatment is carried out to the data message decrypted.
Present invention also offers a kind of radio-frequency (RF) communication system, as shown in Figure 4, this radio-frequency (RF) communication system is compared with the communication system in embodiment 1, and difference is:
Described server 1 comprises enciphering algorithm module and server sending module, and wherein, enciphering algorithm module comprises cryptographic algorithm, for encrypting described data message; Server sending module is used for sending the data message after being encrypted by enciphering algorithm module to radio-frequency card 2; Described radio-frequency card 2 comprises receiver module, memory module and transmitter module, receiver module is used for the data message after the encryption of sending of reception server sending module, the information that memory module receives for storing receiver module, the information that transmitter module is used for memory module stores is sent to card reader; Described card reader 3 comprises card reading module and card reader data transmission blocks, card reading module for read in radio-frequency card 2 store encryption after data message, card reader data transmission blocks be used for by card reading module read encryption after data message send to processing terminal 4; Described processing terminal 4 comprises terminal receiver module and deciphering module, and terminal receiver module is for the data message after the encryption that receives card reader 3 and send, and the data message after deciphering module is used for the encryption received terminal receiver module is decrypted.
Wherein, described data message comprises radio-frequency card card number and radio-frequency card type.
In the present embodiment, the cryptographic algorithm that described enciphering algorithm module adopts is aes algorithm.In addition, described enciphering algorithm module can also be other any cryptographic algorithm such as DES algorithm, RSA Algorithm, and technician also can select a certain algorithm to be used alone or to select several algorithm combination to use according to actual needs.In addition, the deciphering module of processing terminal adopt the cryptographic algorithm that adopts with enciphering algorithm module with the use of decipherment algorithm.
In addition, in the present embodiment, described processing terminal 4 is also for carrying out subsequent treatment to the data message decrypted.
To sum up, native system is not all built in radio-frequency card 2 and card reader 3 the Encrypt and Decrypt algorithm of involved data, but is managed by the server 1 in the external world, and this is convenient to the renewal to cryptographic algorithm, this can realize the dynamic management of cryptographic algorithm to involved and decipherment algorithm, uses flexibly.In addition, native system, by means of the powerful calculation resources of server 1, can greatly improve the Cipher Strength to data message, thus the difficulty that the data message after encrypting is cracked improves greatly, and then can increase the security of data to a great extent.
Embodiment 3:
A kind of radio communication method of the present invention, as shown in Figure 5, the difference of itself and the communication means described in embodiment 2 is:
In step sl, server, according to built-in cryptographic protocol, is transferred corresponding cryptographic algorithm and is encrypted described data message, 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 and data message after the cryptographic protocol that sends of storage server and encryption;
In step s3, card reader reads the cryptographic protocol in radio-frequency card and the data message after encryption, and the data message after the cryptographic protocol of reading and encryption is sent to processing terminal;
In step s 4 which, the cryptographic protocol that processing terminal reception card reader is sent and the data message after encrypting, and obtain corresponding decryption protocol according to the cryptographic protocol received, and according to the decryption protocol of above-mentioned acquisition, call corresponding decipherment algorithm and the data message after the encryption received is decrypted.
Radio communication method of the present invention, the dynamic management of cryptographic algorithm to involved and decipherment algorithm is realized by the server 1 outside radio-frequency card and card reader, and cryptographic protocol is set in the server, decryption protocol is set at processing terminal, this is convenient to realize to the type of the cryptographic algorithm for encrypting and the expansion of the type of decipherment algorithm for deciphering, thus the communication data that can realize different manufacturers different agreement is compatible, realize aggregation of resources, comparatively practical.
Wherein, described data message comprises 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 radio-frequency (RF) communication system, as shown in Figure 6, this radio-frequency (RF) communication system is compared with the radio-frequency (RF) communication system described in embodiment 2, and difference is:
Enciphering algorithm module comprises two kinds of cryptographic algorithm, for encrypting described data message; Server 1 also comprise with described enciphering algorithm module with the use of cryptographic protocol module, wherein, described cryptographic protocol module comprises two kinds of cryptographic protocols, and described cryptographic protocol and described cryptographic algorithm map one by one, for transferring corresponding cryptographic algorithm; Server sending module is also for sending corresponding cryptographic protocol to radio-frequency card; The receiver module of described radio-frequency card 2 is also for the cryptographic protocol that reception server sending module sends, and the memory module of radio-frequency card 2 is also for storing the cryptographic protocol that receiver module receives; The card reading module of described card reader 3 is also for reading the cryptographic protocol stored in radio-frequency card 2, and the cryptographic protocol of card reader data transmission blocks also for card reading module being read of card reader 3 sends to processing terminal 4; Described processing terminal 4 also comprise with described deciphering module with the use of decryption protocol module; The terminal receiver module of described processing terminal 4 is also for receiving the cryptographic protocol that card reader 3 is sent; The deciphering module of processing terminal 4 comprises two kinds of decipherment algorithms, for deciphering the data message after above-mentioned encryption; Decryption protocol module comprises two kinds of decryption protocols, described decryption protocol and described decipherment algorithm map one by one, cryptographic protocol in described decryption protocol and above-mentioned cryptographic protocol module maps one by one, for the cryptographic protocol received according to terminal receiver module, call corresponding decipherment algorithm in deciphering module.
Wherein, in the present embodiment, enciphering algorithm module is made up of the encrypting module of aes algorithm and the encrypting module of 3DES algorithm, the deciphering module of deciphering module corresponding A ES algorithm and 3DES algorithm.
During use, user selects a kind of cryptographic protocol wherein according to actual needs, is designated as A cryptographic protocol, and the cryptographic algorithm that note and described A cryptographic protocol map mutually is aes algorithm; Server 1 parses the aes algorithm in enciphering algorithm module according to this A cryptographic protocol, afterwards by the data message described in the encryption of this aes algorithm, send to radio-frequency card 2 in the lump by this A cryptographic protocol with by the data message M obtained after above-mentioned aes algorithm encryption afterwards; Radio-frequency card 2 receives and the A cryptographic protocol that sends of storage server 1 and data message M; Card reader 3 reads A cryptographic protocol in radio-frequency card 2 and data message M, and the A cryptographic protocol of reading and data message M are sent to processing terminal 4; Processing terminal 4 receives the A cryptographic protocol and data message M that card reader 3 sends, and obtain corresponding decryption protocol according to the A cryptographic protocol received, the decryption protocol that note obtains is B decryption protocol, and according to the B decryption protocol of above-mentioned acquisition, recall corresponding decipherment algorithm, namely recall corresponding aes algorithm and the data message M received is decrypted.
In addition, in the present embodiment, by processing terminal 4, subsequent treatment is carried out to the data message decrypted.
Wherein, described data message comprises radio-frequency card card number and radio-frequency card type.
Wherein, in the present embodiment, the cryptographic protocol in above-mentioned cryptographic protocol module is identical with the decryption protocol in described decryption protocol module.
To sum up, the present invention is not all built in radio-frequency card 2 and card reader 3 to the enciphering and deciphering algorithm of involved data, but managed by the server 1 in the external world, this makes constantly to expand for the type of the cryptographic algorithm of ciphered data information and the type of decipherment algorithm for deciphering, thus the communication data that can realize different manufacturers different agreement is compatible, realize aggregation of resources, comparatively practical.
In addition, in actual use, staff can arrange above-mentioned involved data message according to actual needs is other different parameter.
Above embodiment only in order to technical scheme of the present invention to be described, is not intended to limit; Although with reference to aforementioned embodiments to invention has been detailed description, those of ordinary skill in the art is to be understood that: it still can be modified to the technical scheme described in aforementioned each embodiment, or carries out equivalent replacement to wherein portion of techniques feature; And these amendments or replacement, do not make the essence of appropriate technical solution depart from the scope of each embodiment technical scheme of the present invention.
Claims (10)
1. a radio communication method, is characterized in that, comprising:
Step S1, send data message by server to radio-frequency card;
Step S2, to be received and the data message that sends of storage server by radio-frequency card;
Step S3, read the data message in above-mentioned radio-frequency card 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 received is processed.
2. radio communication method according to claim 1, is characterized in that:
In step sl, server is encrypted described data message, and the data message after encryption is sent to radio-frequency card;
In step s 2, radio-frequency card receives and data message after the storage server encryption of sending;
In step s3, card reader reads the data message in radio-frequency card after encryption, and the information of reading is sent to processing terminal;
In step s 4 which, processing terminal receives the information that card reader is sent, and is decrypted the information received.
3. radio communication method according to claim 2, is characterized in that:
In step sl, server, according to built-in cryptographic protocol, is transferred corresponding cryptographic algorithm and is encrypted described data message, 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 and data message after the cryptographic protocol that sends of storage server and encryption;
In step s3, card reader reads the cryptographic protocol in radio-frequency card and the data message after encryption, and the data message after the cryptographic protocol of reading and encryption is sent to processing terminal;
In step s 4 which, the cryptographic protocol that processing terminal reception card reader is sent and the data message after encrypting, and obtain corresponding decryption protocol according to the cryptographic protocol received, and according to the decryption protocol of above-mentioned acquisition, call corresponding decipherment algorithm and the data message after the encryption received is decrypted.
4. the radio communication method according to claim 1 or 2 or 3, is characterized in that: described data message comprises radio-frequency card card number and radio-frequency card type.
5. radio-frequency (RF) communication system according to claim 3, is characterized in that: described cryptographic protocol is identical with described decryption protocol.
6. a radio-frequency (RF) communication system, is characterized in that, comprising:
Server, for sending data message to radio-frequency card;
Radio-frequency card, for receiving the data message that also storage server sends;
Card reader, for reading the data message in radio-frequency card, and for the data message of reading is sent to processing terminal;
Processing terminal, for receiving the data message that card reader is sent, and processes the data message received.
7. radio-frequency (RF) communication system according to claim 6, is characterized in that:
Described server comprises enciphering algorithm module and server sending module, and described enciphering algorithm module comprises cryptographic algorithm, for encrypting described data message; Server sending module is used for sending the data message after being encrypted by enciphering algorithm module to radio-frequency card;
Described radio-frequency card comprises receiver module, memory module and transmitter module, receiver module is used for the information that reception server sending module sends, the information that memory module receives for storing receiver module, the information that transmitter module is used for memory module stores is sent to card reader;
Described card reader comprises card reading module and card reader data transmission blocks, and card reading module is for reading the information stored in radio-frequency card, and the information that card reader data transmission blocks is used for card reading module reads sends to processing terminal;
Described processing terminal comprises terminal receiver module and deciphering module, the information that terminal receiver module sends for receiving card reader, and deciphering module is used for being decrypted the information that terminal receiver module receives.
8. radio-frequency (RF) communication system according to claim 7, is characterized in that:
Described enciphering algorithm module comprises at least one cryptographic algorithm, for ciphered data information;
Described server also comprise with described enciphering algorithm module with the use of cryptographic protocol module, this cryptographic protocol module comprises at least one cryptographic protocol, and described cryptographic protocol and described cryptographic algorithm map one by one, for transferring corresponding cryptographic algorithm; Described server sending module is also for sending corresponding cryptographic protocol in cryptographic protocol module to radio-frequency card;
The receiver module of described radio-frequency card is also for the cryptographic protocol that reception server sending module sends, and the memory module of described radio-frequency card is also for cryptographic protocol that the receiver module storing radio-frequency card receives;
Described card reading module is also for reading the cryptographic protocol stored in radio-frequency card, and the described cryptographic protocol of card reader data transmission blocks also for card reading module being read sends to processing terminal;
Described processing terminal also comprise with described deciphering module with the use of decryption protocol module; Described terminal receiver module is also for receiving the cryptographic protocol that card reader is sent; Described deciphering module comprises at least one decipherment algorithm; Decryption protocol module comprises at least one decryption protocol, described decryption protocol and described decipherment algorithm map one by one, cryptographic protocol in described decryption protocol and above-mentioned cryptographic protocol module maps one by one, for the cryptographic protocol received according to terminal receiver module, call corresponding decipherment algorithm in deciphering module.
9. the radio-frequency (RF) communication system according to claim 6 or 7 or 8, is characterized in that: described data message comprises radio-frequency card card number and radio-frequency card type.
10. radio-frequency (RF) communication system according to claim 8, is characterized in that, the cryptographic protocol in described cryptographic protocol module is identical with the decryption protocol in described decryption protocol module.
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| CN110119646B (en) * | 2018-02-07 | 2024-01-26 | 深圳市帝迈生物技术有限公司 | Device parameter setting method and system based on radio frequency card |
| 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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| CN105138934B (en) | 2018-01-19 |
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