CN106101107A - A kind of secret communication method of fragmentation transmission technology based on the saltus step of IP address - Google Patents
A kind of secret communication method of fragmentation transmission technology based on the saltus step of IP address Download PDFInfo
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- CN106101107A CN106101107A CN201610425805.XA CN201610425805A CN106101107A CN 106101107 A CN106101107 A CN 106101107A CN 201610425805 A CN201610425805 A CN 201610425805A CN 106101107 A CN106101107 A CN 106101107A
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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
- H04L63/0485—Networking architectures for enhanced packet encryption processing, e.g. offloading of IPsec packet processing or efficient security association look-up
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- Computer Security & Cryptography (AREA)
- Computing Systems (AREA)
- Computer Hardware Design (AREA)
- General Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Data Exchanges In Wide-Area Networks (AREA)
Abstract
The invention discloses the secret communication method of a kind of fragmentation transmission technology based on the saltus step of IP address, by IP address conversion module one IP address being converted into multiple IP address in information transmitting terminal, then communication data is dispersed into information fragmentation and transmits from multiple IP addresses;At information receiving end, receive by the information fragmentation of multiple IP addresses transmission, reintegrated by the rule of fragmentation when sending according to signal, multichannel IP address be converted to a road IP.The number of the IP address of information fragmentation process and select which IP to be transmitted all to be determined by key in communication process.Invention increases the difficulty that communication data is intercepted and captured complete information by third party, improve confidentiality.
Description
Technical field
The present invention relates to secret communication field, the secrecy particularly relating to fragmentation transmission technology based on the saltus step of IP address is led to
Letter method.The present invention can be used for the encryption between network service, and the LAN encryption that i.e. can be used for short-range communication can also be used for
The wide area network encryption of telecommunication, prevents important information from being stolen by third party in communication process.
Background technology
Current network service is all another terminal that information is sent to from a terminal communicate, and each terminal one
As corresponding to an IP address.It is to say, communication data is packaged into complete packet is sent to destination from source address
Location, these information are all coherent complete, during transmission, it is easy to all intercepted and captured.Once stolen by third party, institute
By compromised, there is great potential safety hazard in some Content of Communication.
Summary of the invention
The invention provides the secret communication method of a kind of fragmentation transmission technology based on the saltus step of IP address, including as follows
Step: in information transmitting terminal, is dispersed into a communication data multiple information fragmentation, and uses multiple by the plurality of information fragmentation
IP address is transmitted;At information receiving end, receive, by multiple IP addresses, the multiple described letter that described information transmitting terminal transmits
Breath fragment, and the information fragmentation received is reintegrated to recover initial data, and by multiple IP ground of information receiving end
Location is converted into an IP address, and the data after integrating are sent to the terminal that this IP address is corresponding.
According to the detailed description of the invention of the present invention, connect in described information transmitting terminal and described information and all there is an IP
Address conversion module, it has been respectively intended to the dispersion of described communication data and reintegrating of described information fragmentation.
According to the detailed description of the invention of the present invention, the IP address conversion module of described transmitting terminal is by the terminal IP ground of transmitting terminal
Location is converted into multiple IP address, under the control controlling sequence, communication data is dispersed into information fragmentation many by this
Individual IP address sends.
According to the detailed description of the invention of the present invention, described control sequence is based on what a specific encryption key produced,
The breaing up and select to be sent by which IP address to be determined by this encryption key of information fragmentation.
According to the detailed description of the invention of the present invention, the IP address conversion module of described information receiving end passes through multiple IP addresses
Receive the information fragmentation of the transmission from described transmitting terminal.
According to the detailed description of the invention of the present invention, the IP address conversion module of described information receiving end controls sequence at one
Control under described information fragmentation reintegrated into complete initial data, and by the IP address conversion module of information receiving end
Multiple IP addresses be converted into the IP address of terminal of receiving terminal, and the data after integrating to be sent to this IP address of terminal corresponding
Terminal.
According to the detailed description of the invention of the present invention, the control sequence of described receiving terminal is to be produced by a decruption key, only
Having when this decruption key is consistent with the encryption key of information transmitting terminal, deciphering could success.
The invention have the advantages that
1) data have dispersibility, are sent by multiple IP addresses and receive, preventing third party from intercepting and capturing complete information, carry
The high safety of information transmission;
2) transmission data be to upset and be distributed to multiple IP address to communicate according to specific key, wherein IP address and
The selection of number is determined by key, and therefore data transmission has extraordinary disguise and confidentiality, even if third party is cutting
Obtain the information fragmentation that multichannel IP transmits, it is also difficult to from information fragmentation, recover original communication data.
Accompanying drawing explanation
Fig. 1 is an embodiment of the secret communication method of the fragmentation transmission technology based on the saltus step of IP address of the present invention
Local area network communication process schematic block diagram;
Fig. 2 is an embodiment of the secret communication method of the fragmentation transmission technology based on the saltus step of IP address of the present invention
Wan communication process schematic block diagram;
One embodiment of the secret communication method of the fragmentation transmission technology based on the saltus step of IP address of Fig. 3 position present invention
VPN traffic process schematic block diagram.
Detailed description of the invention
The invention provides the secret communication method of a kind of fragmentation transmission technology based on the saltus step of IP address, i.e. in information
Each communication data is dispersed into information fragmentation by transmitting terminal, according to specific cipher controlled patch information by multiple IP addresses
Send;At the receiving terminal of information, then the control by same key, same number of IP address receive patch information,
And carried out reconfiguring and recover original communication data, output to communication terminal, complete a secret communication.
The method of the secret communication of the present invention, in information transmitting terminal, mainly comprises following link:
Transmitting terminal has an IP address conversion module, and when communicating, the data of transmission are become by an original IP address
Become multichannel IP address, carry out information transmission;
In IP address conversion module, according to a specific key, communication data is dispersed into fragmentation of data, then
Send through multiple IP addresses;
Through the dispersion fragmentation of data of encryption, after multichannel IP address exports, it is transmitted through different routes;
At the receiving terminal of information, also having an IP address conversion module, this module also has multiple IP address, can receive multichannel
The information fragmentation transmitted, and fragmentation of data is integrated;
In the IP address conversion module of receiving terminal, use specific key, scattered multichannel data is integrated, extensive
Fu Cheng mono-road initial data, the key that the key that outfan deciphering uses to use with transmitting terminal encryption is identical.
Through the data of deciphering, export IP address of terminal from modular converter, the other end i.e. communicated, it is achieved thereby that one
Secondary secret communication.
For making the object, technical solutions and advantages of the present invention clearer, below in conjunction with specific embodiment, and reference
Accompanying drawing, the present invention is described in further detail.
The implementation of the present invention mainly has following three kinds:
1) Fig. 1 is the enforcement of secret communication method of fragmentation transmission technology based on the saltus step of IP address of the present invention
The local area network communication process schematic block diagram of example.Refering to accompanying drawing 1, this communication is the transmission completing information inside LAN, needs
Two PCs communicated all are connected with LAN, before data send, first pass through data encryption and process, this ciphering process master
Including two links: be first that communication data is resolved into information fragmentation, then pass through under the control of certain encryption keys
Different IP addresses is transmitted;Receiving terminal multiple IP address receives the information fragmentation of source address transmission and it is carried out data
Decryption processing, this decrypting process mainly includes two links: first by scattered data receiver to IP address conversion module, then
According to particular solution decryption key, the crumb data received is integrated, and export from unique IP address, be sent to communication
The other end, thus complete a secret communication.
Described IP address conversion module, can be a special board of design, board has multiple network interface cards, Qi Zhongyi
The corresponding user side of card of throwing the net, remaining network interface card is used for communication data transfer.After key encryption, user side network interface card transmit
Communication data be dispersed into multiple information fragmentation, send out through remaining network interface card;Information receiving end, there is also such a plate
Card, multiple network interface cards receive information fragmentation, and then crumb data synthesizes a road, and transmission, to the network interface card of the other end that communicates, completes to lead to
Letter.
2) Fig. 2 is the enforcement of secret communication method of fragmentation transmission technology based on the saltus step of IP address of the present invention
The wan communication process schematic block diagram of example.Refering to accompanying drawing 2, this communication is to communicate in wide area network, say, that communication
Wide range, is not limited solely to inside LAN, but can realize with LAN outside terminal communicate.This communication
Before data transmission, being first encrypted data to be sent, this ciphering process mainly includes two links: be first
Decompose data into fractionlet, be then transmitted by different IP addresses under the control of specific key;By different IP ground
The crumb data that location sends, server that can be different in network, there is server corresponding thereto each IP address, broken
Sheet data are sent to the IP address of correspondence again by different servers;Receiving terminal multiple IP address receives the broken of source address transmission
Sheet data also carry out data deciphering process to it, and this decrypting process mainly includes two links: first by scattered data receiver
To modular converter, then according to specific key, the crumb data received is integrated, and exports from unique IP address,
It is sent to the other end of communication, thus completes a secret communication.
3) Fig. 3 is the enforcement of secret communication method of fragmentation transmission technology based on the saltus step of IP address of the present invention
The VPN traffic process schematic block diagram of example.Refering to accompanying drawing 3, this communication is to utilize VPN technologies, encapsulates out data in public network
Communication tunnel, for communicating pair.Data to be sent before data transmission, are first encrypted by this communication, should
Ciphering process mainly includes two links: is first to decompose data into fractionlet, then passes through under the control of specific key
Different IP addresses is transmitted;The crumb data sent by different IP addresses arrives the LAN specified through VPN, and will letter
Breath is sent to multiple IP addresses of this LAN;Receiving terminal multiple IP address receives the crumb data of source address transmission and to it
Carrying out data deciphering process, this decrypting process mainly includes two links: first by scattered data receiver to modular converter, so
Afterwards according to specific key, the crumb data received is integrated, and export from unique IP address, be sent to the another of communication
One end, thus complete a secret communication.
Owing to communication data is to be sent by multiple IP addresses and receive, and signal is the form transmission with fragmentation,
Which increasing the difficulty of acquisition of information, even if having intercepted and captured multiline message data, being the fragment upset at random due to it, be difficult to
Revert to original data, thus increase the difficulty obtaining complete information, reach the purpose of communication security.
Particular embodiments described above, has been carried out the purpose of the present invention, technical scheme and beneficial effect the most in detail
Describe in detail bright it should be understood that the foregoing is only the specific embodiment of the present invention, be not limited to the present invention, all
Within the spirit and principles in the present invention, any modification, equivalent substitution and improvement etc. done, should be included in the protection of the present invention
Within the scope of.
Claims (10)
1. a secret communication method for fragmentation transmission technology based on the saltus step of IP address, comprises the steps:
In information transmitting terminal, a communication data is dispersed into multiple information fragmentation, and the plurality of information fragmentation is used multiple
IP address is transmitted;
At information receiving end, receive, by multiple IP addresses, the multiple described information fragmentation that described information transmitting terminal transmits, and right
The information fragmentation received reintegrates to recover initial data, and multiple IP addresses of information receiving end are converted into one
IP address, the data after integrating are sent to the terminal that this IP address is corresponding.
The secret communication method of fragmentation transmission technology based on the saltus step of IP address the most according to claim 1, its feature
Being, connecing in described information transmitting terminal and described information and all have an IP address conversion module, it has been respectively intended to
The dispersion of described communication data and reintegrating of described information fragmentation.
The secret communication method of fragmentation transmission technology based on the saltus step of IP address the most according to claim 2, its feature
Being, the IP address of terminal of transmitting terminal is converted into multiple IP address by the IP address conversion module of described transmitting terminal, a control
Under the control of sequence processed, communication data is dispersed into information fragmentation and is sent by the plurality of IP address.
The secret communication method of fragmentation transmission technology based on the saltus step of IP address the most according to claim 3, its feature
Being, described this controls sequence and is based on what specific encryption key produced, the breaing up and selecting by which of information fragmentation
Individual IP address sends and is determined by this encryption key.
Its feature of secret communication method of fragmentation transmission technology based on the saltus step of IP address the most according to claim 4 exists
In, the IP address conversion module of described information receiving end receives the information of the transmission from described transmitting terminal by multiple IP addresses
Fragment.
The secret communication method of fragmentation transmission technology based on the saltus step of IP address the most according to claim 5, its feature
Be, the IP address conversion module of described information receiving end one control sequence control under by the most whole for described information fragmentation
Synthesize complete initial data, and multiple IP addresses of the IP address conversion module of information receiving end are converted into the end of receiving terminal
End IP address, and will integrate after data be sent to the terminal that this IP address of terminal is corresponding.
The secret communication method of fragmentation transmission technology based on the saltus step of IP address the most according to claim 6, its feature
Being, the control sequence of described receiving terminal is to be produced by a decruption key, only when this decruption key and information transmitting terminal
When encryption key is consistent, reintegrating of information fragmentation could success.
8. a secret signalling for fragmentation transmission technology based on the saltus step of IP address, has information transmitting terminal and information connects
Receiving end, described information transmitting terminal and described information connect all has an IP address conversion module;
The IP address conversion module of described information transmitting terminal is used for a communication data is dispersed into multiple information fragmentation, and should
Multiple information fragmentation use multiple IP addresses to be transmitted;
The IP address conversion module of described information receiving end is for receiving what described information transmitting terminal transmitted by multiple IP addresses
Multiple described information fragmentation, and the information fragmentation received is reintegrated to recover initial data, and by information receiving end
Multiple IP addresses be converted into an IP address, will integrate after data be sent to the terminal that this IP address is corresponding.
The secret signalling of fragmentation transmission technology based on the saltus step of IP address the most according to claim 8, its feature
Be, described information transmitting terminal and information transmitting terminal IP address conversion module produced by encryption key and decruption key respectively
Estranged Chan Sheng not control sequence, utilize this control sequence to control breaing up of communication data and reintegrating of information fragmentation respectively.
The secret signalling of fragmentation transmission technology based on the saltus step of IP address the most according to claim 9, its feature
Being, only when this decruption key is consistent with the encryption key of information transmitting terminal, reintegrating of information fragmentation could success.
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FR3072238A1 (en) * | 2017-10-10 | 2019-04-12 | Commissariat A L'energie Atomique Et Aux Energies Alternatives | DEVICE AND METHOD FOR DATA TRANSMISSION |
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Application publication date: 20161109 |