CN108768930A - A kind of encrypted transmission method of data - Google Patents
A kind of encrypted transmission method of data Download PDFInfo
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- CN108768930A CN108768930A CN201810310020.7A CN201810310020A CN108768930A CN 108768930 A CN108768930 A CN 108768930A CN 201810310020 A CN201810310020 A CN 201810310020A CN 108768930 A CN108768930 A CN 108768930A
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L63/00—Network architectures or network communication protocols for network security
- H04L63/04—Network architectures or network communication protocols for network security for providing a confidential data exchange among entities communicating through data packet networks
- H04L63/0428—Network architectures or network communication protocols for network security for providing a confidential data exchange among entities communicating through data packet networks wherein the data content is protected, e.g. by encrypting or encapsulating the payload
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L63/00—Network architectures or network communication protocols for network security
- H04L63/04—Network architectures or network communication protocols for network security for providing a confidential data exchange among entities communicating through data packet networks
- H04L63/0428—Network architectures or network communication protocols for network security for providing a confidential data exchange among entities communicating through data packet networks wherein the data content is protected, e.g. by encrypting or encapsulating the payload
- H04L63/0464—Network architectures or network communication protocols for network security for providing a confidential data exchange among entities communicating through data packet networks wherein the data content is protected, e.g. by encrypting or encapsulating the payload using hop-by-hop encryption, i.e. wherein an intermediate entity decrypts the information and re-encrypts it before forwarding it
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L67/00—Network arrangements or protocols for supporting network services or applications
- H04L67/01—Protocols
- H04L67/10—Protocols in which an application is distributed across nodes in the network
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- Engineering & Computer Science (AREA)
- Computer Security & Cryptography (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Computer Hardware Design (AREA)
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- General Engineering & Computer Science (AREA)
- Storage Device Security (AREA)
Abstract
The invention discloses a kind of encrypted transmission methods of data, are as follows：Step 1, data sending terminal and data receiver generate respective a pair of of public key and private key respectively, carry out key exchange, and data sending terminal carries out an encryption and decryption and initiates data transmission；Step 2, data cutting are multiple data blocks and each data block are numbered that data block is stored and carries out secondary encryption to each data block by Cloud Server, and data receiver receives the cryptographic Hash of enciphering and deciphering algorithm；Data block is decrypted in step 3, data receiver, and then data receiver is decrypted again using private key, then the data of decryption are arranged in order according to number.Data sending terminal and data receiver are carried out one-time pad encryption by the present invention according to public key and private key, the data of transmission are carried out carrying out individually secondary encryption between piecemeal and each data block, the effective transmission that both ensure that data using the method for multi-enciphering, also enhances the safety of data transmission.
Description
Technical field
The present invention relates to the communications field, the encrypted transmission method of specifically a kind of data.
Background technology
More close with people contact with the development of science and technology, more and more people like communicating by network,
The communications field becomes popular industry again.Communication refers to being carried out by certain behavior or medium between person to person or man and nature
Information interchange and transmission, from referring broadly to the both sides for needing information or in many ways without prejudice to respective wish using arbitrary
Information is accurately safely transmitted to another party by method, arbitrary medium from certain side, and network data is exactly most common communication matchmaker
It is situated between.
Communication is realized by data transmission, and in the transmission process of network data information, generally use is fixed to be added
Close algorithm carries out primary encryption, is easy to be cracked using fixed enciphering and deciphering algorithm, reduces the information security of data
Property, it is easy leakage information.
Invention content
It is mentioned above in the background art to solve the purpose of the present invention is to provide a kind of encrypted transmission method of data
Problem.
To achieve the above object, the present invention provides the following technical solutions：
A kind of encrypted transmission method of data, is as follows：
Step 1 generates respective a pair of of public key and private key before data transmission, so respectively in data sending terminal and data receiver
Before data are sent afterwards data sending terminal can request data receiving terminal first public key, and the public key of data sending terminal is issued into data
Receiving terminal, carries out a secondary key exchange, and data sending terminal carries out an encryption and decryption according to the public key of data receiver and initiates
Data transmission；
Data to be transmitted cutting is multiple data blocks and each data block is numbered, by each number by step 2
The corresponding CIPHERING REQUEST of data block is sent to Cloud Server, and data block is stored and uses one to each data block by Cloud Server
A independent enciphering and deciphering algorithm carries out secondary encryption, and data receiver receives matched second enciphering and deciphering algorithm of each data block
Cryptographic Hash；
Secondary encrypted data block is sent to data receiver by step 3, Cloud Server, and data receiver is according to each data
The cryptographic Hash of second enciphering and deciphering algorithm of Block- matching finds corresponding second enciphering and deciphering algorithm, and data receiver is according to corresponding
Data block is decrypted in two enciphering and deciphering algorithms, and then data receiver is decrypted again using the private key of data receiver,
The data of decryption are arranged in order according to number to get to data again.
As a further solution of the present invention：The number of characters of each data block is 150-200.
As a further solution of the present invention：Second enciphering and deciphering algorithm includes data encryption standard algorithm, data add three times
Data Encryption Standard algorithm, Advanced Encryption Standardalgorithm, RSA public key algorithms, Digital Signature Algorithm, elliptic curve cipher coding theory are calculated
Any one in method, Message Digest 5, Secure Hash Algorithm and asymmetric ECC Encryption Algorithm.
As a further solution of the present invention：Data sending terminal sends a transmission data to Cloud Server before data transmission
Application, Cloud Server are verified whether for safe transmitting terminal, to be verified rear Cloud Server and send one to data sending terminal
The order sent is authorized, data sending terminal can be with transmission data；Verification does not pass through, and data sending terminal does not allow transmission data.
As a further solution of the present invention：Cloud Server distributes one to each data block that data sending terminal is sent
Random number and checking parameter encryption are verified information by random number and checking parameter, and Cloud Server sends out verification information
Data receiver is given, data receiver decrypts data block according to verification information.
Compared with prior art, the beneficial effects of the invention are as follows：The present invention is by data sending terminal and data receiver foundation
Public key and private key carry out one-time pad encryption, carry out carrying out individually secondary add between piecemeal and each data block to the data of transmission
It is close, effective transmission of data had both been ensure that using the method for multi-enciphering, the safety of data transmission has been also enhanced, prevents information
Leakage.
Specific implementation mode
The technical solution of this patent is described in more detail With reference to embodiment.
Embodiment 1
A kind of encrypted transmission method of data, is as follows：
Step 1 generates respective a pair of of public key and private key before data transmission, so respectively in data sending terminal and data receiver
Before data are sent afterwards data sending terminal can request data receiving terminal first public key, and the public key of data sending terminal is issued into data
Receiving terminal, carries out a secondary key exchange, and data sending terminal carries out an encryption and decryption according to the public key of data receiver and initiates
Data transmission；
Data to be transmitted cutting for multiple data blocks and is numbered each data block step 2, each data block
Number of characters is 180, and the corresponding CIPHERING REQUEST of the data block of each number is sent to Cloud Server, and Cloud Server is by data block
It stores and secondary encryption is carried out using an independent enciphering and deciphering algorithm to each data block, data receiver is received per number
According to the cryptographic Hash of the second enciphering and deciphering algorithm of Block- matching；
Secondary encrypted data block is sent to data receiver by step 3, Cloud Server, and data receiver is according to each data
The cryptographic Hash of second enciphering and deciphering algorithm of Block- matching finds corresponding second enciphering and deciphering algorithm, the second encryption and decryption of each data block
Algorithm is data encryption standard algorithm, three times data encryption standard algorithm, Advanced Encryption Standardalgorithm, RSA public keys at random
Algorithm, Digital Signature Algorithm, elliptic curve cipher coding theory algorithm, Message Digest 5, Secure Hash Algorithm and asymmetric ECC
Any one in Encryption Algorithm, data receiver is decrypted data block according to corresponding second enciphering and deciphering algorithm, then
Data receiver is decrypted again using the private key of data receiver, then the data of decryption are arranged in order according to number, i.e.,
Obtain data.
Embodiment 2
A kind of encrypted transmission method of data, is as follows：
Step 1, data sending terminal sends a transmission data application to Cloud Server before data transmission, and Cloud Server is to data
Transmitting terminal is verified whether as safe transmitting terminal；Verification does not pass through, and data sending terminal does not allow transmission data, after being verified
Cloud Server sends one and authorizes the order sent, data sending terminal can be with transmission data, in data sending terminal before data transmission
Generate respective a pair of of public key and private key respectively with data receiver, data sending terminal can number of request first before then data are sent
Data receiver is issued according to the public key of receiving terminal, and by the public key of data sending terminal, carries out a secondary key exchange, data sending terminal
An encryption and decryption is carried out according to the public key of data receiver and initiates data transmission；
Data to be transmitted cutting for multiple data blocks and is numbered each data block step 2, each data block
Number of characters is 150, and the corresponding CIPHERING REQUEST of the data block of each number is sent to Cloud Server, and Cloud Server is by data block
It stores and secondary encryption is carried out using an independent enciphering and deciphering algorithm to each data block, data receiver is received per number
According to the cryptographic Hash of the second enciphering and deciphering algorithm of Block- matching；
Secondary encrypted data block is sent to data receiver by step 3, Cloud Server, and data receiver is according to each data
The cryptographic Hash of second enciphering and deciphering algorithm of Block- matching finds corresponding second enciphering and deciphering algorithm, and data receiver is according to corresponding
Data block is decrypted in two enciphering and deciphering algorithms, and then data receiver is decrypted again using the private key of data receiver,
The data of decryption are arranged in order according to number to get to data again.
Embodiment 3
A kind of encrypted transmission method of data, is as follows：
Step 1 generates respective a pair of of public key and private key before data transmission, so respectively in data sending terminal and data receiver
Before data are sent afterwards data sending terminal can request data receiving terminal first public key, and the public key of data sending terminal is issued into data
Receiving terminal, carries out a secondary key exchange, and data sending terminal carries out an encryption and decryption according to the public key of data receiver and initiates
Data transmission；
Data to be transmitted cutting is multiple data blocks and each data block is numbered, by each number by step 2
The corresponding CIPHERING REQUEST of data block is sent to Cloud Server, and data block is stored and uses one to each data block by Cloud Server
A independent enciphering and deciphering algorithm carries out secondary encryption, and Cloud Server distributes one to each data block that data sending terminal is sent
Random number and checking parameter encryption are verified information by random number and checking parameter, and Cloud Server sends out verification information
Data receiver is given, data receiver decrypts data block according to verification information, and data receiver receives each data block
The cryptographic Hash for the second enciphering and deciphering algorithm matched；
Secondary encrypted data block is sent to data receiver by step 3, Cloud Server, and data receiver is according to each data
The cryptographic Hash of second enciphering and deciphering algorithm of Block- matching finds corresponding second enciphering and deciphering algorithm, and data receiver is according to corresponding
Data block is decrypted in two enciphering and deciphering algorithms, and then data receiver is decrypted again using the private key of data receiver,
The data of decryption are arranged in order according to number to get to data again.
Embodiment 4
A kind of encrypted transmission method of data, is as follows：
Step 1 generates respective a pair of of public key and private key before data transmission, so respectively in data sending terminal and data receiver
Before data are sent afterwards data sending terminal can request data receiving terminal first public key, and the public key of data sending terminal is issued into data
Receiving terminal, carries out a secondary key exchange, and data sending terminal carries out an encryption and decryption according to the public key of data receiver and initiates
Data transmission；
Data to be transmitted cutting for multiple data blocks and is numbered each data block step 2, each data block
Number of characters is 160, and the corresponding CIPHERING REQUEST of the data block of each number is sent to Cloud Server, and Cloud Server is by data block
It stores and secondary encryption is carried out using an independent enciphering and deciphering algorithm to each data block, Cloud Server is to data sending terminal
Each data block sent distributes a random number and checking parameter, and random number and checking parameter encryption are verified
Verification information is sent to data receiver by information, Cloud Server, and data receiver decrypts data block according to verification information, number
The cryptographic Hash of matched second enciphering and deciphering algorithm of each data block is received according to receiving terminal；
Secondary encrypted data block is sent to data receiver by step 3, Cloud Server, and data receiver is according to each data
The cryptographic Hash of second enciphering and deciphering algorithm of Block- matching finds corresponding second enciphering and deciphering algorithm, the second encryption and decryption of each data block
Algorithm is data encryption standard algorithm, three times data encryption standard algorithm, Advanced Encryption Standardalgorithm, RSA public keys at random
Algorithm, Digital Signature Algorithm, elliptic curve cipher coding theory algorithm, Message Digest 5, Secure Hash Algorithm and asymmetric ECC
Any one in Encryption Algorithm, data receiver is decrypted data block according to corresponding second enciphering and deciphering algorithm, then
Data receiver is decrypted again using the private key of data receiver, then the data of decryption are arranged in order according to number, i.e.,
Obtain data.
As a further solution of the present invention：.
As a further solution of the present invention：.
As a further solution of the present invention：Data sending terminal sends a transmission data to Cloud Server before data transmission
Application, Cloud Server are verified whether for safe transmitting terminal, to be verified rear Cloud Server and send one to data sending terminal
The order sent is authorized, data sending terminal can be with transmission data；Verification does not pass through, and data sending terminal does not allow transmission data.
As a further solution of the present invention：
Embodiment 5
A kind of encrypted transmission method of data, is as follows：
Step 1, data sending terminal sends a transmission data application to Cloud Server before data transmission, and Cloud Server is to data
Transmitting terminal is verified whether as safe transmitting terminal；Verification does not pass through, and data sending terminal does not allow transmission data, after being verified
Cloud Server sends one and authorizes the order sent, data sending terminal can be with transmission data, in data sending terminal before data transmission
Generate respective a pair of of public key and private key respectively with data receiver, data sending terminal can number of request first before then data are sent
Data receiver is issued according to the public key of receiving terminal, and by the public key of data sending terminal, carries out a secondary key exchange, data sending terminal
An encryption and decryption is carried out according to the public key of data receiver and initiates data transmission；
Data to be transmitted cutting for multiple data blocks and is numbered each data block step 2, each data block
Number of characters is 200, and the corresponding CIPHERING REQUEST of the data block of each number is sent to Cloud Server, and Cloud Server is by data block
It stores and secondary encryption is carried out using an independent enciphering and deciphering algorithm to each data block, Cloud Server is to data sending terminal
Each data block sent distributes a random number and checking parameter, and random number and checking parameter encryption are verified
Verification information is sent to data receiver by information, Cloud Server, and data receiver decrypts data block according to verification information, number
The cryptographic Hash of matched second enciphering and deciphering algorithm of each data block is received according to receiving terminal；
Secondary encrypted data block is sent to data receiver by step 3, Cloud Server, and data receiver is according to each data
The cryptographic Hash of second enciphering and deciphering algorithm of Block- matching finds corresponding second enciphering and deciphering algorithm, the second encryption and decryption of each data block
Algorithm is data encryption standard algorithm, three times data encryption standard algorithm, Advanced Encryption Standardalgorithm, RSA public keys at random
Algorithm, Digital Signature Algorithm, elliptic curve cipher coding theory algorithm, Message Digest 5, Secure Hash Algorithm and asymmetric ECC
Any one in Encryption Algorithm, data receiver is decrypted data block according to corresponding second enciphering and deciphering algorithm, then
Data receiver is decrypted again using the private key of data receiver, then the data of decryption are arranged in order according to number, i.e.,
Obtain data.
It is obvious to a person skilled in the art that invention is not limited to the details of the above exemplary embodiments, Er Qie
In the case of without departing substantially from spirit or essential attributes of the invention, the present invention can be realized in other specific forms.Therefore, no matter
From the point of view of which point, the present embodiments are to be considered as illustrative and not restrictive, and the scope of the present invention is by appended power
Profit requires rather than above description limits, it is intended that all by what is fallen within the meaning and scope of the equivalent requirements of the claims
Variation is included within the present invention.
In addition, it should be understood that although this specification is described in terms of embodiments, but not each embodiment is only wrapped
Containing an independent technical solution, this description of the specification is merely for the sake of clarity, and those skilled in the art should
It considers the specification as a whole, the technical solutions in the various embodiments may also be suitably combined, forms those skilled in the art
The other embodiment being appreciated that.
Claims (5)
1. a kind of encrypted transmission method of data, which is characterized in that be as follows：
Step 1 generates respective a pair of of public key and private key before data transmission, so respectively in data sending terminal and data receiver
Before data are sent afterwards data sending terminal can request data receiving terminal first public key, and the public key of data sending terminal is issued into data
Receiving terminal, carries out a secondary key exchange, and data sending terminal carries out an encryption and decryption according to the public key of data receiver and initiates
Data transmission；
Data to be transmitted cutting is multiple data blocks and each data block is numbered, by each number by step 2
The corresponding CIPHERING REQUEST of data block is sent to Cloud Server, and data block is stored and uses one to each data block by Cloud Server
A independent enciphering and deciphering algorithm carries out secondary encryption, and data receiver receives matched second enciphering and deciphering algorithm of each data block
Cryptographic Hash；
Secondary encrypted data block is sent to data receiver by step 3, Cloud Server, and data receiver is according to each data
The cryptographic Hash of second enciphering and deciphering algorithm of Block- matching finds corresponding second enciphering and deciphering algorithm, and data receiver is according to corresponding
Data block is decrypted in two enciphering and deciphering algorithms, and then data receiver is decrypted again using the private key of data receiver,
The data of decryption are arranged in order according to number to get to data again.
2. the encrypted transmission method of data according to claim 1, which is characterized in that the number of characters of each data block
It is 150-200.
3. the encrypted transmission method of data according to claim 1, which is characterized in that second enciphering and deciphering algorithm includes
Data encryption standard algorithm, three times data encryption standard algorithm, Advanced Encryption Standardalgorithm, RSA public key algorithms, number label
In name algorithm, elliptic curve cipher coding theory algorithm, Message Digest 5, Secure Hash Algorithm and asymmetric ECC Encryption Algorithm
Any one.
4. the encrypted transmission method of data according to claim 1, which is characterized in that data are sent before the data transmission
It holds to Cloud Server and sends a transmission data application, Cloud Server verifies whether data sending terminal to send safely
End is verified rear Cloud Server and sends an order for authorizing transmission, and data sending terminal can be with transmission data；It verifies obstructed
It crosses, data sending terminal does not allow transmission data.
5. the encrypted transmission method of data according to claim 1, which is characterized in that the Cloud Server sends data
Each data block that end is sent distributes a random number and checking parameter, and random number and checking parameter are encrypted and tested
Information is demonstrate,proved, verification information is sent to data receiver by Cloud Server, and data receiver decrypts data block according to verification information.
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| CN201810310020.7A CN108768930A (en) | 2018-04-09 | 2018-04-09 | A kind of encrypted transmission method of data |
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| CN109587132A (en) * | 2018-11-29 | 2019-04-05 | 苏宁易购集团股份有限公司 | A kind of data transferring method and device based on alliance's chain |
| CN110177099A (en) * | 2019-05-28 | 2019-08-27 | 平安科技（深圳）有限公司 | Method for interchanging data, transmission terminal and medium based on asymmetric encryption techniques |
| CN110324322A (en) * | 2019-06-18 | 2019-10-11 | 中国南方电网有限责任公司 | Data transmission method, device, computer equipment |
| CN110896317A (en) * | 2019-11-06 | 2020-03-20 | 南京邮电大学 | Frequency hopping sequence generation method and device based on wireless channel physical layer secret key |
| CN111339547A (en) * | 2020-03-27 | 2020-06-26 | 苏州链原信息科技有限公司 | Method for generating data tag, electronic device and computer storage medium |
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| CN113301035A (en) * | 2021-05-18 | 2021-08-24 | 重庆川仪自动化股份有限公司 | Method and system for transmitting data between untrusted objects |
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| CN113541951A (en) * | 2021-06-28 | 2021-10-22 | 杭州电子科技大学 | 5G network-based security communication system for asymmetric elliptic curve encryption |
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| CN109587132B (en) * | 2018-11-29 | 2021-03-26 | 南京苏宁软件技术有限公司 | Data transmission method and device based on alliance chain |
| CN109587132A (en) * | 2018-11-29 | 2019-04-05 | 苏宁易购集团股份有限公司 | A kind of data transferring method and device based on alliance's chain |
| CN110177099A (en) * | 2019-05-28 | 2019-08-27 | 平安科技（深圳）有限公司 | Method for interchanging data, transmission terminal and medium based on asymmetric encryption techniques |
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Application publication date: 20181106 |