CN111064560B - Data encryption transmission method and device, terminal and data encryption transmission system - Google Patents
Data encryption transmission method and device, terminal and data encryption transmission system Download PDFInfo
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- CN111064560B CN111064560B CN201811212465.8A CN201811212465A CN111064560B CN 111064560 B CN111064560 B CN 111064560B CN 201811212465 A CN201811212465 A CN 201811212465A CN 111064560 B CN111064560 B CN 111064560B
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L9/00—Cryptographic mechanisms or cryptographic arrangements for secret or secure communications; Network security protocols
- H04L9/06—Cryptographic mechanisms or cryptographic arrangements for secret or secure communications; Network security protocols the encryption apparatus using shift registers or memories for block-wise or stream coding, e.g. DES systems or RC4; Hash functions; Pseudorandom sequence generators
- H04L9/0618—Block ciphers, i.e. encrypting groups of characters of a plain text message using fixed encryption transformation
- H04L9/0637—Modes of operation, e.g. cipher block chaining [CBC], electronic codebook [ECB] or Galois/counter mode [GCM]
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Abstract
The invention is applicable to the technical field of computers, and provides a data encryption transmission method and device, a terminal and a data encryption transmission system, wherein the data encryption transmission method comprises the following steps: binary conversion is carried out on the business data according to the convention of the prefabricated codebook, and a first character string in a binary form is obtained; performing binary conversion on the first character string to obtain a second character string; and transmitting the second character string. In the invention, the service data is binary converted according to the convention of the prefabricated codebook, and then binary conversion is carried out, so that the transmission safety is improved, and the network overhead of data transmission can be reduced.
Description
Technical Field
The invention belongs to the technical field of computers, and particularly relates to a data encryption transmission method and device, a terminal and a data encryption transmission system.
Background
In some service scenarios, data transmission is required for a large amount of user sensitive information, for example: and transmitting a large number of attributes of the user personage images among the systems in the personalized recommendation process of the E-commerce.
In the prior art, recoding transmission is carried out on transmission data in a mode of unified code (Unicode) or American standard code for information exchange (American Standard Code for Information Interchange, ASCII) and the like. Unicode is generated to solve the limitations of traditional character coding schemes, and sets a uniform and unique binary code for each character in each language so as to meet the requirements of cross-language and cross-platform text conversion and processing. ASCII codes are standard single byte character encoding schemes for text-based data. Unicode and ASCII transmit non-sensitive data in a conventional formatting/serialization manner, and do not encrypt the data with business rules, and although the Unicode and ASCII perform serialization processing and compression processing on the conventional transmission case of a large amount of data, the Unicode and ASCII do not perform special processing on the aspect of data structure.
Disclosure of Invention
The embodiment of the invention provides a data encryption transmission method and device, a terminal and a data encryption transmission system, which aim to solve the problem that the data security is reduced because a beacon ID and corresponding parameter information are stored in a beacon in the prior art.
A data encryption transmission method, comprising:
binary conversion is carried out on the business data according to the convention of the prefabricated codebook, and a first character string in a binary form is obtained;
performing binary conversion on the first character string to obtain a second character string;
and transmitting the second character string.
Preferably, the binary conversion of the service data according to the convention of the prefabricated codebook, before obtaining the first character string in binary form, further includes:
and compiling the codebook according to the service data to be transmitted actually.
Preferably, the compiling the codebook according to the service data to be actually transmitted specifically includes:
defining corresponding binary digits from low order to high order for the numerical meaning corresponding to each field in the service data;
the number of bits occupied by each field is formulated according to the actual numerical range.
Preferably, the binary conversion of the service data is performed according to the convention of the prefabricated codebook, and the obtaining of the first character string in the binary form is specifically:
and binary conversion is carried out on the numerical value of the service data, the numerical value is arranged to a corresponding position, and the high bit of the insufficient bit number occupies 0 space, so that a first character string in a binary form is obtained.
Preferably, the performing the binary conversion on the first string to obtain the second string specifically includes:
and converting the first character string into one of 10 system, 8 system or 16 system according to the conversion rule between the system systems to obtain a second character string.
The invention also provides a data encryption transmission device, which comprises:
the encryption unit is used for binary converting the service data according to the convention of the prefabricated codebook to obtain a first character string in a binary form;
the system comprises an encryption unit, a binary conversion unit and a first character string generation unit, wherein the encryption unit is used for encrypting the first character string;
and the transmission unit is connected with the binary conversion unit and is used for transmitting the second character string.
The invention also provides a terminal, which comprises a data encryption transmission device, wherein the data encryption transmission device comprises:
the encryption unit is used for binary converting the service data according to the convention of the prefabricated codebook to obtain a first character string in a binary form;
the system comprises an encryption unit, a binary conversion unit and a first character string generation unit, wherein the encryption unit is used for encrypting the first character string;
and the transmission unit is connected with the transmission unit and is used for transmitting the second character string.
The invention also provides a data encryption transmission system, which comprises a first terminal and a second terminal connected with the first terminal, wherein:
the second terminal is used for carrying out reverse conversion between the received second character strings transmitted by the first terminal to obtain first character strings, and then carrying out reverse decryption on the first character strings according to the convention of a prefabricated codebook to obtain service data;
the first terminal includes a data encryption transmission device including:
the encryption unit is used for binary converting the service data according to the convention of the prefabricated codebook to obtain a first character string in a binary form;
the system comprises an encryption unit, a binary conversion unit and a first character string generation unit, wherein the encryption unit is used for encrypting the first character string;
and the transmission unit is connected with the transmission unit and is used for transmitting the second character string.
The invention also provides a memory storing a computer program, characterized in that the computer program is executed by a processor to:
binary conversion is carried out on the business data according to the convention of the prefabricated codebook, and a first character string in a binary form is obtained;
performing binary conversion on the first character string to obtain a second character string;
and transmitting the second character string.
The invention also provides a terminal comprising a memory, a processor and a computer program stored in the memory and capable of running on the processor, wherein the processor realizes the following steps when executing the computer program:
binary conversion is carried out on the business data according to the convention of the prefabricated codebook, and a first character string in a binary form is obtained;
performing binary conversion on the first character string to obtain a second character string;
and transmitting the second character string.
In the embodiment of the invention, the service data is binary converted according to the convention of the prefabricated codebook, and then binary conversion is carried out, so that the transmission safety is improved, and the network overhead of data transmission can be reduced.
Drawings
Fig. 1 is a flowchart of a data encryption transmission method according to a first embodiment of the present invention;
FIG. 2 is a flow chart of a preferred mode of a data encryption transmission method according to a first embodiment of the present invention;
fig. 3 is a block diagram of a data encryption transmission device according to a second embodiment of the present invention;
fig. 4 is a schematic diagram of a preferred embodiment of a data encryption transmission device according to a second embodiment of the present invention;
fig. 5 is a block diagram of a data encryption transmission system according to a fourth embodiment of the present invention;
fig. 6 is a schematic diagram illustrating the operation of a data encryption transmission system according to a fourth embodiment of the present invention;
fig. 7 is a block diagram of a terminal according to a fifth embodiment of the present invention.
Detailed Description
The present invention will be described in further detail with reference to the drawings and examples, in order to make the objects, technical solutions and advantages of the present invention more apparent. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the scope of the invention.
In the embodiment of the invention, a data encryption transmission method comprises the following steps: binary conversion is carried out on the business data according to the preset codebook definition, and a first character string in a binary form is obtained; performing intersystem conversion on the first character string to obtain a second character string; and transmitting the second character string.
In order to illustrate the technical scheme of the invention, the following description is made by specific examples.
Embodiment one:
fig. 1 shows a flowchart of a data encryption transmission method according to a first embodiment of the present invention, where the method includes:
step S1, binary conversion is carried out on service data according to the convention of a prefabricated codebook, and a first character string in a binary form is obtained;
specifically, the service data is sensitive data in the data transmission process, and is preferably of a map type. In step S1, the service data is binary-converted and arranged to the corresponding position according to the convention of the codebook, and the high order of the insufficient number of bits occupies 0, so as to obtain the first character string in binary form. For example, there are 10 types of service, and 5 bits are required, and the form of service type 7 is: 00111.
S2, carrying out binary conversion on the first character string to obtain a second character string;
specifically, the first character string is converted into one of 10-system, 8-system or 16-system according to a conversion rule among the systems, and a second character string is obtained. The first character string in binary form of the service data which is to be translated is converted into 10 or 8 or 16 according to the conversion rule among the binary systems. It should be noted that in the conversion process, if the number of bits is insufficient from the agreed total password number of bits, the 0 occupation is used for complementing in the high order to analyze the business meaning of the number of bits.
Step S3, transmitting the second character string;
specifically, the second character string is sent to the receiving target end, so that the receiving target end performs reverse decryption to obtain service data. The receiving target end can not read the correct information and service data without the codebook.
In this embodiment, the service data is binary converted according to the convention of the prefabricated codebook, and then converted between the systems, so that the transmission security is improved, and then the service data is transmitted, and meanwhile, the network overhead of data transmission can be reduced.
In a preferred version of this embodiment (see fig. 2), this step S1 is preceded by:
and step S10, compiling the codebook according to the service data to be transmitted actually.
Specifically, defining the corresponding binary bit number from low bit to high bit for the numerical meaning corresponding to each field in the service data; the number of bits occupied by each field is made according to the actual numerical range. For example, if 7 digits are used for age, a maximum of 127 years can be indicated.
In this embodiment, the service data is binary converted according to the convention of the prefabricated codebook, and then converted between the systems, so as to improve the transmission security and reduce the network overhead of data transmission.
And secondly, the sensitive data is converted into a binary form according to the cipher book agreed by the business rule, so that the transmission safety is improved.
Furthermore, the binary sensitive data is further converted, so that the data quantity to be transmitted is shortened, the network overhead of data transmission can be reduced, and the effect of secondary encryption of the data is achieved.
Embodiment two:
as shown in fig. 3, a block diagram of a data encryption transmission device according to a second embodiment of the present invention is provided, where the data encryption transmission device includes: an encryption unit 1, a binary conversion unit 2 connected to the encryption unit 1, and a transmission unit 3 connected to the binary conversion unit 2, wherein:
the encryption unit 1 is used for binary converting the service data according to the convention of the prefabricated codebook to obtain a first character string in a binary form;
specifically, the service data is sensitive data in the data transmission process, and is preferably of a map type. The encryption unit 1 binary converts the service data according to the convention of the codebook, arranges the values of the service data to corresponding positions, occupies the space with 0 for the high order of the insufficient number of bits, and obtains a first character string in a binary form. For example, there are 10 types of service, and 5 bits are required, and the form of service type 7 is: 00111.
A binary conversion unit 2, configured to perform binary conversion on the first string to obtain a second string;
specifically, the binary conversion unit 2 converts the first character string into one of 10, 8, or 16 according to a conversion rule between binary systems, to obtain a second character string. The first character string in binary form of the service data which is to be translated is converted into 10 or 8 or 16 according to the conversion rule among the binary systems. It should be noted that in the conversion process, if the number of bits is not enough to the number of the agreed total password bits, the system-in conversion unit 2 needs to complement the high order with 0 occupation to perform the business meaning analysis of the number of bits.
And a transmission unit 3, configured to transmit the second string.
Specifically, the transmission unit 3 transmits the second character string to the receiving destination terminal, so that the receiving destination terminal performs reverse decryption to obtain service data. The receiving target end can not read the correct information and service data without the codebook.
In this embodiment, the service data is binary converted according to the convention of the prefabricated codebook, and then converted between the systems, so that the transmission security is improved, and then the service data is transmitted, and meanwhile, the network overhead of data transmission can be reduced.
In a preferred version of this embodiment, as shown in fig. 4, the apparatus further comprises: a compiling unit 4 connected to the encrypting unit 1, wherein:
and the compiling unit 4 is used for compiling the codebook according to the service data to be transmitted actually.
Specifically, the compiling unit 4 defines the corresponding binary digits from low order to high order for the numerical meaning corresponding to each field in the service data; the number of bits occupied by each field is formulated according to the actual range of values. For example, if 7 digits are used for age, a maximum of 127 years can be indicated.
In this embodiment, the service data is binary converted according to the convention of the prefabricated codebook, and then converted between the systems, so as to improve the transmission security and reduce the network overhead of data transmission.
And secondly, the sensitive data is converted into a binary form according to the cipher book agreed by the business rule, so that the transmission safety is improved.
Furthermore, the binary sensitive data is further converted, so that the data quantity to be transmitted is shortened, the network overhead of data transmission can be reduced, and the effect of secondary encryption of the data is achieved.
Embodiment III:
based on the second embodiment, the present invention further provides a terminal, where the terminal includes the data encryption transmission device according to the second embodiment, and the specific structure and the working principle of the data encryption transmission device may refer to the description of the second embodiment, which is not repeated herein.
In this embodiment, the service data is binary converted according to the convention of the prefabricated codebook, and then converted between the systems, so as to improve the transmission security and reduce the network overhead of data transmission.
Embodiment four:
based on the third embodiment, as shown in fig. 5, a block diagram of a data encryption transmission system according to a fourth embodiment of the present invention is provided, where the data encryption transmission system includes: the specific structure and the working principle of the first terminal 41 are basically the same as those of the terminal in the third embodiment, and the detailed description is omitted here;
the first terminal 41 transmits the formed second character string to the second terminal 42. The second terminal 42 performs reverse conversion between the received second character strings transmitted by the first terminal 41 to obtain a first character string, and then performs reverse decryption on the first character string according to the convention of the prefabricated codebook to obtain service data.
Taking the user attribute & behavior analysis data as an example, the specific working schematic diagram of the data encryption transmission system is shown in fig. 6, the first terminal 41 converts the user attribute & behavior analysis data into a first character string of binary form according to a codebook, & 011 0100011 01011, then converts the first character string of binary form into a second character string of decimal form 13419, then transmits the second character string to the second terminal 42 through a network, the second terminal 42 converts the received second character string 13419 into the first character string of binary form, & 011 0100011 01011, and then decodes the first character string according to the codebook, & 011 0100011 01011 to obtain the user attribute & behavior analysis data.
In addition, the second terminal 42 may also be used as a transmitting end to transmit service data to other terminals, and the specific structure and working principle thereof are basically the same as those described in the third embodiment. The first terminal 41 may also be configured as a receiving end at the same time, and perform reverse conversion between the second strings sent by the other received terminals to obtain a first string, and then perform reverse decryption on the first string according to the convention of the prefabricated codebook to obtain service data.
In this embodiment, the service data is binary converted according to the convention of the prefabricated codebook, and then converted between the systems, so as to improve the transmission security and reduce the network overhead of data transmission.
Fifth embodiment:
fig. 7 shows a block diagram of a terminal according to a fifth embodiment of the present invention, the terminal including: a memory (memory) 51, a processor (processor) 52, a communication interface (Communications Interface) 53 and a bus 54, the processor 52, the memory 51, the communication interface 53 completing interactive communication with each other via the bus 54.
A memory 51 for storing various data;
in particular, the memory 51 is used for storing various data, such as a codebook, a first character string, a transmitted second character string, etc., without being limited thereto, and a plurality of computer programs are included.
A communication interface 53 for information transmission between communication devices of the terminal;
a processor 52, configured to invoke various computer programs in the memory 51 to perform a data encryption transmission method provided in the first embodiment, for example:
binary conversion is carried out on the business data according to the convention of the prefabricated codebook, and a first character string in a binary form is obtained;
performing binary conversion on the first character string to obtain a second character string;
and transmitting the second character string.
In this embodiment, the service data is binary converted according to the convention of the prefabricated codebook, and then converted between the systems, so as to improve the transmission security and reduce the network overhead of data transmission.
The present invention also provides a memory storing a plurality of computer programs that are called by a processor to perform a data encryption transmission method according to the first embodiment.
In the invention, the service data is binary converted according to the convention of the prefabricated codebook, and then binary conversion is carried out, so that the transmission safety is improved, and the network overhead of data transmission can be reduced.
And secondly, the sensitive data is converted into a binary form according to the cipher book agreed by the business rule, so that the transmission safety is improved.
Furthermore, the binary sensitive data is further converted, so that the data quantity to be transmitted is shortened, the network overhead of data transmission can be reduced, and the effect of secondary encryption of the data is achieved.
Those of ordinary skill in the art will appreciate that the elements and algorithm steps of the various embodiments described in connection with the embodiments disclosed herein can be implemented as electronic hardware, or combinations of computer software and electronic hardware. Whether such functionality is implemented as hardware or software depends upon the particular application and design constraints imposed on the solution.
Skilled artisans may implement the described functionality in varying ways for each particular application, but such implementation decisions should not be interpreted as causing a departure from the scope of the present invention. The foregoing is merely illustrative of the present invention, and the present invention is not limited thereto, and any person skilled in the art can easily think about variations or substitutions within the scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.
Claims (8)
1. A data encryption transmission method is characterized in that,
comprising the following steps:
compiling a codebook according to service data to be actually transmitted, wherein the service data is map type sensitive data, and defining corresponding binary digits from low digits to high digits for the numerical meaning corresponding to each field in the sensitive data; the number of the digits occupied by each field is formulated according to the actual numerical range;
converting the sensitive data into a binary form according to a codebook agreed by a business rule to obtain a first character string in the binary form;
performing binary conversion on the first character string to obtain a second character string;
and transmitting the second character string.
2. The method for encrypted transmission of data according to claim 1, wherein,
the binary conversion is carried out on the service data according to the convention of the prefabricated codebook, and the obtaining of the first character string in the binary form is specifically as follows:
and binary conversion is carried out on the numerical value of the service data, the numerical value is arranged to a corresponding position, and the high bit of the insufficient bit number occupies 0 space, so that a first character string in a binary form is obtained.
3. The method for encrypted transmission of data according to claim 1, wherein,
the step of performing the conversion between the first character strings to obtain second character strings specifically includes:
and converting the first character string into one of 10 system, 8 system or 16 system according to the conversion rule between the system systems to obtain a second character string.
4. A data encryption transmission device is characterized in that,
comprising the following steps:
the encryption unit is used for compiling a codebook according to service data to be transmitted actually, wherein the service data is map type sensitive data, the corresponding binary bit number definition is carried out from low bit to high bit on the numerical meaning corresponding to each field in the sensitive data, and the number of the bits occupied by each field is formulated according to the actual numerical range; the sensitive data is converted into a binary form according to a codebook agreed by a business rule, and a first character string of the binary form is obtained;
the system comprises an encryption unit, a binary conversion unit and a first character string generation unit, wherein the encryption unit is used for encrypting the first character string;
and the transmission unit is connected with the binary conversion unit and is used for transmitting the second character string.
5. A terminal, characterized in that,
comprising the data encryption transmission apparatus according to claim 4.
6. A data encryption transmission system is characterized in that,
comprising a first terminal, a second terminal connected to the first terminal, the first terminal being a terminal as claimed in claim 5, wherein:
and the second terminal is used for carrying out reverse conversion between the received second character strings transmitted by the first terminal to obtain a first character string, and then carrying out reverse decryption on the first character string according to the convention of the prefabricated codebook to obtain service data.
7. A memory storing a computer program, characterized in that,
the computer program is executed by a processor as follows:
compiling a codebook according to service data to be actually transmitted, wherein the service data is map type sensitive data, and defining corresponding binary digits from low digits to high digits for the numerical meaning corresponding to each field in the sensitive data; the number of the digits occupied by each field is formulated according to the actual numerical range;
converting the sensitive data into a binary form according to a codebook agreed by a business rule to obtain a first character string in the binary form;
performing binary conversion on the first character string to obtain a second character string;
and transmitting the second character string.
8. A terminal comprising a memory, a processor and a computer program stored in said memory and executable on said processor, characterized in that,
the processor, when executing the computer program, implements the steps of the data encryption transmission method according to any one of claims 1 to 3.
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| US8135948B2 (en) * | 2006-01-27 | 2012-03-13 | Imperva, Inc. | Method and system for transparently encrypting sensitive information |
| US7868789B1 (en) * | 2009-06-28 | 2011-01-11 | Sap Ag | Dictionary-based order-preserving string compression for main memory column stores |
| CN103684760B (en) * | 2012-09-24 | 2018-12-07 | 腾讯科技（深圳）有限公司 | The encryption of communication and the method, apparatus of decryption and system |
| CN104348609B (en) * | 2014-09-18 | 2017-06-06 | 成都西山居互动娱乐科技有限公司 | A kind of Password Management algorithm of non-memory |
| CN106452731A (en) * | 2016-09-18 | 2017-02-22 | 四川长虹电器股份有限公司 | Fragmented secret key storage system and storage method thereof |
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