CN105337726A - End-to-end hand-held device encryption method based on quantum cryptography and system - Google Patents
End-to-end hand-held device encryption method based on quantum cryptography and system Download PDFInfo
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- CN105337726A CN105337726A CN201510672656.2A CN201510672656A CN105337726A CN 105337726 A CN105337726 A CN 105337726A CN 201510672656 A CN201510672656 A CN 201510672656A CN 105337726 A CN105337726 A CN 105337726A
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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
- H04L9/08—Key distribution or management, e.g. generation, sharing or updating, of cryptographic keys or passwords
- H04L9/0816—Key establishment, i.e. cryptographic processes or cryptographic protocols whereby a shared secret becomes available to two or more parties, for subsequent use
- H04L9/0852—Quantum cryptography
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Abstract
The invention discloses an end-to-end hand-held device encryption method based on quantum cryptography and a system. The encryption method comprises following steps of storing quantum keys; initiating a call; synchronizing the quantum keys; performing synchronous confirmation; answering the call; and performing encryption communication. In the encryption communication, an MCU of a main calling end injects quantum communication keys Ksa into an encryption and decryption model; an MCU of a called end injects the quantum communication keys Ksa into the encryption and decryption model; the MCU of the called end using the quantum communication keys to encrypt the data; the encrypted data is sent out via a radio frequency module of the called end; a radio frequency module of the main calling end injects the received encrypted data into the encryption and decryption model for decryption; and after being decrypted, the data is played by a loudspeaker of the main calling end or displayed via a touch type display. The invention also discloses an end-to-end hand-held device encryption system based on quantum cryptography. The encryption method and system are highly safe, independent and easy, quick and simple to deploy.
Description
Technical field
The present invention relates to one quantum key synchronous method end to end, particularly relate to a kind of end-to-end handheld device encryption method based on quantum cryptography and system.
Background technology
Also bring potential safety hazard while mobile call offers convenience, there is the possible by what illegally intercept and capture of voice call.The transfer of data block diagram of the encryption and decryption of handheld device as shown in Figure 1.The current end-to-end handheld device encryption method based on quantum cryptography and device also do not exist.The encipherment scheme of known handheld mobile device adopts public key system, session key is distributed by public private key pair, and the fail safe of Public Key Infrastructure depends on computation complexity, the attack of the attack, particularly quantum computer of irresistible superpower computing capability.Adopt the cipher mode of the one-time pad of quanta cryptology technique by theoretical proof unconditional security.
Summary of the invention
The technical purpose that the present invention will realize is for above-mentioned the deficiencies in the prior art, a kind of end-to-end handheld device encryption method based on quantum cryptography and system are provided, this is on the basis based on encipherment scheme end to end based on end-to-end handheld device encryption method of quantum cryptography and system, carries out the encryption and decryption scheme of communicating data in handheld device; There is very high fail safe, independence, deployment are convenient, fast, simple.
For realizing above-mentioned technical purpose, the technical scheme that the present invention takes is: based on the end-to-end handheld device encryption method of quantum cryptography, it is characterized in that comprising the following steps:
Quantum key stores: described handheld device is when communicating, and the handheld device made a call is calling terminal, and called handheld device is called end; Described quantum communications key is stored in handheld device based on the end-to-end handheld device encryption method of quantum cryptography;
Make a call: when needs are encrypted communication, calling terminal initiates coded communication request to called end;
Quantum key is synchronous: called end receives coded communication request and after confirming to answer, sends key synchronization request message to calling terminal;
Confirmation of synchronization: after calling terminal receives key synchronization request message, from its pool of keys, read quantum communication key Ksa, then acknowledgement messages back is to called end;
Call answering: after called end receives confirmation, reads corresponding quantum communications key K sa from its pool of keys; Quantum communications key K sa reads successfully, and called end sends call encryption answer signal to calling terminal, and calling terminal is encrypted with called end and communicates;
Coded communication: quantum communications key K sa is injected encryption/decryption module by the MCU of calling terminal, the MCU of described calling terminal by the encryption/decryption module of calling terminal use quantum communication key by data collecting module collected to data carry out data encryption, then the data after encryption are sent by the radio-frequency module of calling terminal; The encryption/decryption module that data after the encryption received inject called end is decrypted by the radio-frequency module of called end, is shown after having deciphered by the loud speaker broadcasting of called end or touching display screen;
Quantum communications key K sa is injected encryption/decryption module by the MCU of called end, the MCU of described called end by the encryption/decryption module of called end use quantum communication key by data collecting module collected to data carry out data encryption, then the data after encryption are sent by the radio-frequency module of called end; The encryption/decryption module that data after the encryption received inject calling terminal is decrypted by the radio-frequency module of calling terminal, is shown after having deciphered by the loud speaker broadcasting of calling terminal or touching display screen.
As further improved technical scheme of the present invention, also comprise quantum key step of updating:
The quantum communications key K sa that described calling terminal and called end use is set with life cycle; In communication process, after the life cycle of the quantum communications key K sa of calling terminal and called end reaches set condition respectively, quantum communications key K sa is replaced by new quantum communications key K sb, and new quantum communications key K sb changes the encryption/decryption module being injected into calling terminal and called end successfully.
As further improved technical scheme of the present invention, quantum communications key updating comprises the following steps:
Key updating: called end is according to the state of its quantum communications pool of keys, and quantum communication key update request message is to calling terminal;
Upgrade and confirm: after calling terminal receives quantum communications key updating request message, according to quantum communications key K sa synchronizing address and quantum communications key K sa length information, from its quantum communications pool of keys, read new quantum communications key K sb, then acknowledgement messages back is to called end; After called end receives confirmation, from its quantum communications pool of keys, read the new quantum communications key K sb of corresponding length; New quantum communications key K sb reads successfully, and new quantum communications key K sb is injected encryption/decryption module by calling terminal and called end respectively, and calling terminal and called end employing new key Ksb carry out the communication process in encrypted word stage etch.
As further improved technical scheme of the present invention, in quantum key storing step, the number in described quantum communications key and telephone directory matches one by one;
In key synchronization step, comprise the synchronizing information of quantum communication key in described key synchronization request message, the synchronizing information of described quantum communications key comprises numbering, the initial address of quantum communications key, the length of quantum communications key and life cycle
In confirmation of synchronization step, calling terminal, according to quantum communications cipher key number, initial address and quantum communications key length information, reads quantum communication key Ksa from its quantum communications pool of keys;
Described data acquisition module comprises microphone and touching display screen; The physical medium that described handheld device adopts TF card or RAM to store as quantum communications key data.
As further improved technical scheme of the present invention, when quantum communication key is stored in TF card or RAM, the direct access module of logical address is adopted to the storage of quantum communications key; The memory space of whole quantum communications key is divided into block by physical address space, and each piece is divided into each independently region according to actual functional capability demand;
Described independently region comprises: DPT region and KeyInfo region;
DPT region: i.e. key storage partition table, for describing the data store organisation in whole key storage space and each subregion key data service condition, takies the first Block space of memory space;
KeyInfo region: after correspondence, the data of key subregion store and the information of use respectively, comprise id, start, end and cur tri-fields; Id is the numbering of current key block, in order to mate the key block of mutual coded communication, the start physical address in start field record current key district, end records the end physical address in current key district, cur is current key district digital independent pointer, points to the relativity shift address that key reads.Key data before pointer is wiped free of all, cannot use.
As further improved technical scheme of the present invention, by QKD device keys subchannel acquisition quantum communication key and by quantum communications key storage to key management module; Quantum communication key administrative center is used to send note to described handheld device, untapped quantum communications key in Force Deletion handheld device; The message channel of key synchronization, key confirmation and key updating is note, GPRS or WiFi; Data collecting module collected to data be voice, file, picture or video.
For realizing above-mentioned technical purpose, the another kind of technical scheme that the present invention takes is: based on the end-to-end handheld device encryption method of quantum cryptography, it is characterized in that: quantum key distribution terminal QKD1 and quantum key distribution terminal QKD2 is throughput quantum key distribution passage QL dispensed amount sub-key, and between two quantum key distribution terminal QKD1 and quantum key distribution terminal QKD2, generate the same key pair of point-to-point.Handheld device TD1 obtains key by key passage KL1 from quantum key distribution terminal QKD1 and is stored in the memory space of hand held equipment terminal TD1, and hand held equipment terminal TD2 obtains key by key passage KL2 from quantum key distribution terminal QKD2 and is stored in the memory space of hand held equipment terminal TD2; KMC KMC is by the key synchronization between management channels SL1 and management channels SL2 management hand held equipment terminal TD1 and hand held equipment terminal TD2 and renewal.
As further improved technical scheme of the present invention, comprise the following steps:
1) quantum key distribution terminal QKD1, quantum key distribution terminal QKD2, hand held equipment terminal TD1 and hand held equipment terminal TD2 register respectively on KMC KMC;
2) quantum key distribution terminal QKD1 and quantum key distribution terminal QKD2 starts dispensed amount sub-key after starting, and generates the same key pair of point-to-point, formation volume sub-key pond between quantum key distribution terminal QKD1 and quantum key distribution terminal QKD2; Quantum key distribution terminal QKD1 reports the state of pool of keys in real time to KMC KMC by management channels CL1 management channels simultaneously; The state of described pool of keys comprises the speed that in the key capacity of pool of keys and pool of keys, key produces;
3) hand device end TD1 and hand held equipment terminal TD2 obtains identical quantum key respectively and injects in the memory module of hand held equipment terminal TD1 and hand held equipment terminal TD2 under the management of KMC KMC from the pool of keys of quantum key distribution terminal QKD1 and quantum key distribution terminal QKD2;
4) when hand held equipment terminal TD1 and hand held equipment terminal TD2 needs to set up coded communication, KMC KMC manages the synchronous and renewal of the key in hand held equipment terminal TD1 and hand held equipment terminal TD2 cipher key storage block by management channels SL.
For realizing above-mentioned technical purpose, the another kind of technical scheme that the present invention takes is: based on the end-to-end handheld device encryption system of quantum cryptography, it is characterized in that comprising: radio-frequency module, MCU, the Big Dipper or GPS module, encryption/decryption module, cipher key module, microphone, touching display screen and loud speaker; Radio-frequency module, the Big Dipper or GPS module, encryption/decryption module, cipher key module, microphone, touching display screen and loud speaker are electrically connected with MCU respectively; MCU realizes air interface function by handheld device; Microphone is used for voice collecting; Loud speaker is used for speech play; The Big Dipper or GPS module are for realizing the function of satellite fix and time service; Encryption/decryption module: for realizing the encryption process of data; Cipher key module is used for storage and the distribution of quantum communications key;
The MCU of described calling terminal by the encryption/decryption module of calling terminal use quantum communication key by data collecting module collected to data carry out data encryption, then the data after encryption are sent by the radio-frequency module of calling terminal; The encryption/decryption module that data after the encryption received inject called end is decrypted by the radio-frequency module of called end, has deciphered rear called end and have been play by loud speaker or touching display screen shows;
The MCU of described called end by the encryption/decryption module of called end use quantum communication key by data collecting module collected to data carry out data encryption, then the data after encryption are sent by the radio-frequency module of called end; The encryption/decryption module that data after the encryption received inject calling terminal is decrypted by the radio-frequency module of calling terminal, has deciphered rear calling terminal and have been play by loud speaker or touching display screen shows.
As further improved technical scheme of the present invention, the physical medium that described handheld device adopts TF card or RAM to store as quantum communications key data; When quantum communication key is stored in TF card or RAM, the direct access module of logical address is adopted to the storage of quantum communications key; The memory space of whole quantum communications key is divided into block by physical address space, and each piece is divided into each independently region according to actual functional capability demand; Described independently region comprises: DPT region and KeyInfo region; DPT region: i.e. key storage partition table, for describing the data store organisation in whole key storage space and each subregion key data service condition, takies the first Block space of memory space; KeyInfo region: after correspondence, the data of key subregion store and the information of use respectively, comprise id, start, end and cur tri-fields; Id is the numbering of current key block, in order to mate the key block of mutual coded communication, the start physical address in start field record current key district, end records the end physical address in current key district, cur is current key district digital independent pointer, points to the relativity shift address that key reads.
For solving the problems of the technologies described above, the technical scheme that the present invention takes is: based on the end-to-end handheld device encryption system of quantum cryptography, it is characterized in that: comprise quantum key distribution terminal QKD1, quantum key distribution terminal QKD2, quantum key distribution passage QL, handheld device TD1, handheld device TD2, key passage KL1, key passage KL2, management channels SL1 and management channels SL2; Quantum key distribution terminal QKD1 and quantum key distribution terminal QKD2 is throughput quantum key distribution passage QL dispensed amount sub-key, and between two quantum key distribution terminal QKD1 and quantum key distribution terminal QKD2, generate the same key pair of point-to-point.Handheld device TD1 obtains key by key passage KL1 from quantum key distribution terminal QKD1 and is stored in the memory space of hand held equipment terminal TD1, and hand held equipment terminal TD2 obtains key by key passage KL2 from quantum key distribution terminal QKD2 and is stored in the memory space of hand held equipment terminal TD2; KMC KMC is by the key synchronization between management channels SL1 and management channels SL2 management hand held equipment terminal TD1 and hand held equipment terminal TD2 and renewal.
Technical scheme as the present invention's this machine further: quantum key distribution terminal QKD1, quantum key distribution terminal QKD2, hand held equipment terminal TD1 and hand held equipment terminal TD2 register respectively on KMC KMC; Quantum key distribution terminal QKD1 and quantum key distribution terminal QKD2 starts dispensed amount sub-key after starting, and generates the same key pair of point-to-point, formation volume sub-key pond between quantum key distribution terminal QKD1 and quantum key distribution terminal QKD2; Quantum key distribution terminal QKD1 reports the state of pool of keys in real time to KMC KMC by management channels CL1 management channels simultaneously; The state of described pool of keys comprises the speed that in the key capacity of pool of keys and pool of keys, key produces; Hand held equipment terminal TD1 and hand held equipment terminal TD2 obtains identical quantum key respectively and injects in the memory module of hand held equipment terminal TD1 and hand held equipment terminal TD2 under the management of KMC KMC from the pool of keys of quantum key distribution terminal QKD1 and quantum key distribution terminal QKD2; When hand held equipment terminal TD1 and hand held equipment terminal TD2 needs to set up coded communication, KMC KMC manages the synchronous and renewal of the key in hand held equipment terminal TD1 and hand held equipment terminal TD2 cipher key storage block by management channels SL.
MCU of the present invention is also for realizing handset body function; Radio-frequency module is responsible for the air interface function of handheld device; Voice collecting is responsible for by microphone; Touching display screen is used for data input, gathers and display; Loud speaker is used for speech play; The Big Dipper or GPS module realize the function of satellite fix and time service; Encryption/decryption module realizes the encryption process of data; Cipher key module is responsible for the function such as storage and distribution of quantum communications key.It is that handheld device user needs equipment to take KMC that the present invention is applicable to which, by QKD device keys subchannel acquisition quantum communication key and by quantum communications key storage to key management module.Synchronization message Channel assignment note or the GPRS passage of quantum communications key carry out the synchronous of key; Synchronizing channel is by operator's mobile platform transparent transmission mode.
The physical medium that handheld device adopts TF card or RAM to store as key data, if key storage is in RAM, after handheld device power down, key disappears automatically.The fail safe stored in order to data and read-write efficiency, adopt the direct access module of logical address to the storage of data.The memory space of whole key is divided into multiple pieces by physical address space, and each piece has been divided into multiple independently region according to actual functional capability demand.When key is changed, the quantum communications key often organizing use all sets life cycle, in communication process, after the life cycle of quantum communications key arrives, needs the key more renewed immediately.After quantum communications key updating success, new quantum communications key is injected into encryption/decryption module.Security control: in time finding mobile phone loss or stolen situation, KMC can send note to this mobile phone, untapped key on Force Deletion mobile phone.Handheld device provides key erase function simultaneously, and a key wipes whole key.Authentication: also need to carry out authentication to opposite end before handheld device call, authentication adopts the double secret key shared in handheld device to carry out.GPRS stream encryption: except to except voice encryption, encryption/decryption module can also be encrypted GPRS streams such as file, picture, videos, and the data after encryption are still by operator's platform transparent transmission, and ciphering process is with voice encryption process.Air-data between handheld device to base station is encrypted test mode transmission.Speech data after encryption transparent transmission in a network.Do not rely on business system and just can provide safe service and protection.
In a word, the present invention is the encryption and decryption scheme of carrying out communicating data based on encipherment scheme end to end in handheld device; Number in quantum communications key and telephone directory matches one by one, and when needs are encrypted call, calling terminal initiates speech scrambling solicited message to called end; Encryption of the present invention has high security, independence, deployment are convenient, fast, simple.
Accompanying drawing explanation
Fig. 1 is the transfer of data flow process block diagram doing invention.
Fig. 2 is structural representation of the present invention.
Fig. 3 is DPT data store organisation schematic diagram of the present invention
Fig. 4 is key synchronization schematic flow sheet of the present invention.
Fig. 5 is the schematic flow sheet of the embodiment of the present invention 3.
Below in conjunction with accompanying drawing, the specific embodiment of the present invention is described further.
Embodiment
Embodiment 1
See Fig. 1, Fig. 2, Fig. 3 and Fig. 4, this end-to-end handheld device encryption method based on quantum cryptography comprises the following steps:
Quantum key stores: described handheld device is when communicating, and the handheld device made a call is calling terminal, and called handheld device is called end; Described quantum communications key is stored in handheld device by cipher key storage block;
Make a call: when needs are encrypted communication, calling terminal initiates coded communication request to called end;
Quantum key is synchronous: called end receives coded communication request and after confirming to answer, sends key synchronization request message to calling terminal;
Confirmation of synchronization: after calling terminal receives key synchronization request message, from its pool of keys, read quantum communication key Ksa, then acknowledgement messages back is to called end;
Call answering: after called end receives confirmation, reads corresponding quantum communications key K sa from its pool of keys; Quantum communications key K sa reads successfully, and called end sends call encryption answer signal to calling terminal, and calling terminal is encrypted with called end and communicates;
Coded communication: quantum communications key K sa is injected encryption/decryption module by the MCU of calling terminal, the MCU of described calling terminal by the encryption/decryption module of calling terminal use quantum communication key by data collecting module collected to data carry out data encryption, then the data after encryption are sent by the radio-frequency module of calling terminal; The encryption/decryption module that data after the encryption received inject called end is decrypted by the radio-frequency module of called end, is shown after having deciphered by the loud speaker broadcasting of called end or touching display screen;
Quantum communications key K sa is injected encryption/decryption module by the MCU of called end, the MCU of described called end by the encryption/decryption module of called end use quantum communication key by data collecting module collected to data carry out data encryption, then the data after encryption are sent by the radio-frequency module of called end; The encryption/decryption module that data after the encryption received inject calling terminal is decrypted by the radio-frequency module of calling terminal, is shown after having deciphered by the loud speaker broadcasting of calling terminal or touching display screen.
Preferably, in the present embodiment, also comprise quantum key step of updating: the quantum communications key K sa that described calling terminal and called end use is set with life cycle; In communication process, after the life cycle of the quantum communications key K sa of calling terminal and called end reaches set condition respectively, quantum communications key K sa is replaced by new quantum communications key K sb, and new quantum communications key K sb changes the encryption/decryption module being injected into calling terminal and called end successfully.
Further, quantum communications key updating comprises the following steps:
Key updating: called end is according to the state of its quantum communications pool of keys, and quantum communication key update request message is to calling terminal;
Upgrade and confirm: after calling terminal receives quantum communications key updating request message, according to quantum communications key K sa synchronizing address and quantum communications key K sa length information, from its quantum communications pool of keys, read new quantum communications key K sb, then acknowledgement messages back is to called end; After called end receives confirmation, from its quantum communications pool of keys, read the new quantum communications key K sb of corresponding length; New quantum communications key K sb reads successfully, and new quantum communications key K sb is injected encryption/decryption module by calling terminal and called end respectively, and calling terminal and called end employing new key Ksb carry out the communication process in encrypted word stage etch.
Preferably, in the present embodiment, in quantum key storing step, the number in described quantum communications key and telephone directory matches one by one; In key synchronization step, the synchronizing information of quantum communication key is comprised in described key synchronization request message, the synchronizing information of described quantum communications key comprises the numbering of quantum communications key, initial address, the length of quantum communications key and life cycle, in confirmation of synchronization step, calling terminal, according to quantum communications cipher key number, initial address and quantum communications key length information, reads quantum communication key Ksa from its quantum communications pool of keys; Described data acquisition module comprises microphone and touching display screen.
The physical medium that described handheld device adopts TF card or RAM to store as quantum communications key data.When quantum communication key is stored in TF card or RAM, the direct access module of logical address is adopted to the storage of quantum communications key; The memory space of whole quantum communications key is divided into block by physical address space, and each piece is divided into each independently region according to actual functional capability demand; Described independently region comprises: DPT region and KeyInfo region; DPT region: i.e. key storage partition table, for describing the data store organisation in whole key storage space and each subregion key data service condition, takies the first Block space of memory space; KeyInfo region: after correspondence, the data of key subregion store and the information of use respectively, comprise id, start, end and cur tri-fields; Id is the numbering of current key block, in order to mate the key block of mutual coded communication, the start physical address in start field record current key district, end records the end physical address in current key district, cur is current key district digital independent pointer, points to the relativity shift address that key reads.Key data before pointer is wiped free of all, cannot use.
In the present embodiment, by QKD device keys subchannel acquisition quantum communication key and by quantum communications key storage to key management module.Quantum communication key administrative center is used to send note to described handheld device, untapped quantum communications key in Force Deletion handheld device.The message channel of key synchronization, key confirmation and key updating is note, GPRS or WiFi; Described data collecting module collected to data be voice, file, picture or video.
Embodiment 2
See Fig. 2 and Fig. 4, this end-to-end handheld device encryption system based on quantum cryptography comprises: radio-frequency module, MCU, the Big Dipper or GPS module, encryption/decryption module, cipher key module, microphone, touching display screen and loud speaker; Radio-frequency module, the Big Dipper or GPS module, encryption/decryption module, cipher key module, microphone, touching display screen and loud speaker are electrically connected with MCU respectively; MCU realizes air interface function by handheld device; Microphone is used for voice collecting; Loud speaker is used for speech play; The Big Dipper or GPS module are for realizing the function of satellite fix and time service; Encryption/decryption module: for realizing the encryption process of data; Cipher key module is used for storage and the distribution of quantum communications key; The MCU of described calling terminal by the encryption/decryption module of calling terminal use quantum communication key by data collecting module collected to data carry out data encryption, then the data after encryption are sent by the radio-frequency module of calling terminal; The encryption/decryption module that data after the encryption received inject called end is decrypted by the radio-frequency module of called end, has deciphered rear called end and have been play by loud speaker or touching display screen shows; The MCU of described called end by the encryption/decryption module of called end use quantum communication key by data collecting module collected to data carry out data encryption, then the data after encryption are sent by the radio-frequency module of called end; The encryption/decryption module that data after the encryption received inject calling terminal is decrypted by the radio-frequency module of calling terminal, has deciphered rear calling terminal and have been play by loud speaker or touching display screen shows.
The physical medium that described handheld device adopts TF card or RAM to store as quantum communications key data; When quantum communication key is stored in TF card or RAM, the direct access module of logical address is adopted to the storage of quantum communications key; The memory space of whole quantum communications key is divided into block by physical address space, and each piece is divided into each independently region according to actual functional capability demand; Described independently region comprises: DPT region and KeyInfo region; DPT region: i.e. key storage partition table, for describing the data store organisation in whole key storage space and each subregion key data service condition, takies the first Block space of memory space; KeyInfo region: after correspondence, the data of key subregion store and the information of use respectively, comprise id, start, end and cur tri-fields; Id is the numbering of current key block, in order to mate the key block of mutual coded communication, the start physical address in start field record current key district, end records the end physical address in current key district, cur is current key district digital independent pointer, points to the relativity shift address that key reads.
Embodiment 3
See Fig. 5, this quantum key distribution terminal QKD1 and quantum key distribution terminal QKD2 is throughput quantum key distribution passage QL dispensed amount sub-key, and between two quantum key distribution terminal QKD1 and quantum key distribution terminal QKD2, generate the same key pair of point-to-point.Handheld device TD1 obtains key by key passage KL1 from quantum key distribution terminal QKD1 and is stored in the memory space of hand held equipment terminal TD1, and hand held equipment terminal TD2 obtains key by key passage KL2 from quantum key distribution terminal QKD2 and is stored in the memory space of hand held equipment terminal TD2; KMC KMC is by the key synchronization between management channels SL1 and management channels SL2 management hand held equipment terminal TD1 and hand held equipment terminal TD2 and renewal.Preferably, idiographic flow is as follows:
1) quantum key distribution terminal QKD1, quantum key distribution terminal QKD2, hand held equipment terminal TD1 and hand held equipment terminal TD2 register respectively on KMC KMC;
2) quantum key distribution terminal QKD1 and quantum key distribution terminal QKD2 starts dispensed amount sub-key after starting, and generates the same key pair of point-to-point, formation volume sub-key pond between quantum key distribution terminal QKD1 and quantum key distribution terminal QKD2; Quantum key distribution terminal QKD1 reports the state of pool of keys in real time to KMC KMC by management channels CL1 management channels simultaneously; The state of described pool of keys comprises the speed that in the key capacity of pool of keys and pool of keys, key produces;
3) hand held equipment terminal TD1 and hand held equipment terminal TD2 obtains identical quantum key respectively and injects in the memory module of hand held equipment terminal TD1 and hand held equipment terminal TD2 under the management of KMC KMC from the pool of keys of quantum key distribution terminal QKD1 and quantum key distribution terminal QKD2;
4) when hand held equipment terminal TD1 and hand held equipment terminal TD2 needs to set up coded communication, KMC KMC manages the synchronous and renewal of the key in hand held equipment terminal TD1 and hand held equipment terminal TD2 cipher key storage block by management channels SL.
Claims (10)
1., based on an end-to-end handheld device encryption method for quantum cryptography, it is characterized in that comprising the following steps:
Quantum key stores: described handheld device is when communicating, and the handheld device made a call is calling terminal, and called handheld device is called end; Described quantum communications key is stored in handheld device based on the end-to-end handheld device encryption method of quantum cryptography;
Make a call: when needs are encrypted communication, calling terminal initiates coded communication request to called end;
Quantum key is synchronous: called end receives coded communication request and after confirming to answer, sends key synchronization request message to calling terminal;
Confirmation of synchronization: after calling terminal receives key synchronization request message, from its pool of keys, read quantum communication key Ksa, then acknowledgement messages back is to called end;
Call answering: after called end receives confirmation, reads corresponding quantum communications key K sa from its pool of keys; Quantum communications key K sa reads successfully, and called end sends call encryption answer signal to calling terminal, and calling terminal is encrypted with called end and communicates;
Coded communication: quantum communications key K sa is injected encryption/decryption module by the MCU of calling terminal, the MCU of described calling terminal by the encryption/decryption module of calling terminal use quantum communication key by data collecting module collected to data carry out data encryption, then the data after encryption are sent by the radio-frequency module of calling terminal; The encryption/decryption module that data after the encryption received inject called end is decrypted by the radio-frequency module of called end, is shown after having deciphered by the loud speaker broadcasting of called end or touching display screen;
Quantum communications key K sa is injected encryption/decryption module by the MCU of called end, the MCU of described called end by the encryption/decryption module of called end use quantum communication key by data collecting module collected to data carry out data encryption, then the data after encryption are sent by the radio-frequency module of called end; The encryption/decryption module that data after the encryption received inject calling terminal is decrypted by the radio-frequency module of calling terminal, is shown after having deciphered by the loud speaker broadcasting of calling terminal or touching display screen.
2. the end-to-end handheld device encryption method based on quantum cryptography according to claim 1, is characterized in that: also comprise quantum key step of updating:
The quantum communications key K sa that described calling terminal and called end use is set with life cycle; In communication process, after the life cycle of the quantum communications key K sa of calling terminal and called end reaches set condition respectively, quantum communications key K sa is replaced by new quantum communications key K sb, and new quantum communications key K sb changes the encryption/decryption module being injected into calling terminal and called end successfully.
3. the end-to-end handheld device encryption method based on quantum cryptography according to claim 2, is characterized in that: quantum communications key updating comprises the following steps:
Key updating: called end is according to the state of its quantum communications pool of keys, and quantum communication key update request message is to calling terminal;
Upgrade and confirm: after calling terminal receives quantum communications key updating request message, according to quantum communications key K sa synchronizing address and quantum communications key K sa length information, from its quantum communications pool of keys, read new quantum communications key K sb, then acknowledgement messages back is to called end; After called end receives confirmation, from its quantum communications pool of keys, read the new quantum communications key K sb of corresponding length; New quantum communications key K sb reads successfully, and new quantum communications key K sb is injected encryption/decryption module by calling terminal and called end respectively, and calling terminal and called end employing new key Ksb carry out the communication process in encrypted word stage etch.
4. the end-to-end handheld device encryption method based on quantum cryptography according to claim 1 or 2 or 3, is characterized in that: in quantum key storing step, and the number in described quantum communications key and telephone directory matches one by one;
In key synchronization step, comprise the synchronizing information of quantum communication key in described key synchronization request message, the synchronizing information of described quantum communications key comprises numbering, the initial address of quantum communications key, the length of quantum communications key and life cycle
In confirmation of synchronization step, calling terminal, according to quantum communications cipher key number, initial address and quantum communications key length information, reads quantum communication key Ksa from its quantum communications pool of keys;
Described data acquisition module comprises microphone and touching display screen; The physical medium that described handheld device adopts TF card or RAM to store as quantum communications key data.
5. the end-to-end handheld device encryption method based on quantum cryptography according to claim 1, is characterized in that: when quantum communication key is stored in TF card or RAM, adopts the direct access module of logical address to the storage of quantum communications key; The memory space of whole quantum communications key is divided into block by physical address space, and each piece is divided into each independently region according to actual functional capability demand; Described independently region comprises: DPT region and KeyInfo region;
DPT region: i.e. key storage partition table, for describing the data store organisation in whole key storage space and each subregion key data service condition, takies the first Block space of memory space;
KeyInfo region: after correspondence, the data of key subregion store and the information of use respectively, comprise id, start, end and cur tri-fields; Id is the numbering of current key block, in order to mate the key block of mutual coded communication, the start physical address in start field record current key district, end records the end physical address in current key district, cur is current key district digital independent pointer, points to the relativity shift address that key reads.
6. the end-to-end handheld device encryption method based on quantum cryptography according to claim 5, is characterized in that: by QKD device keys subchannel acquisition quantum communication key and by quantum communications key storage to key management module; Quantum communication key administrative center is used to send note to described handheld device, untapped quantum communications key in Force Deletion handheld device; The message channel of key synchronization, key confirmation and key updating is note, GPRS or WiFi; Data collecting module collected to data be voice, file, picture or video.
7. the end-to-end handheld device encryption method based on quantum cryptography, it is characterized in that: based on the end-to-end handheld device encryption method of quantum cryptography, it is characterized in that: quantum key distribution terminal QKD1 and quantum key distribution terminal QKD2 is throughput quantum key distribution passage QL dispensed amount sub-key, and between two quantum key distribution terminal QKD1 and quantum key distribution terminal QKD2, generate the same key pair of point-to-point.Handheld device TD1 obtains key by key passage KL1 from quantum key distribution terminal QKD1 and is stored in the memory space of hand held equipment terminal TD1, and hand held equipment terminal TD2 obtains key by key passage KL2 from quantum key distribution terminal QKD2 and is stored in the memory space of hand held equipment terminal TD2; KMC KMC is by the key synchronization between management channels SL1 and management channels SL2 management hand held equipment terminal TD1 and hand held equipment terminal TD2 and renewal.
8. the end-to-end handheld device encryption method based on quantum cryptography according to claim 7, is characterized in that: comprise the following steps:
1) quantum key distribution terminal QKD1, quantum key distribution terminal QKD2, hand held equipment terminal TD1 and hand held equipment terminal TD2 register respectively on KMC KMC;
2) quantum key distribution terminal QKD1 and quantum key distribution terminal QKD2 starts dispensed amount sub-key after starting, and generates the same key pair of point-to-point, formation volume sub-key pond between quantum key distribution terminal QKD1 and quantum key distribution terminal QKD2; Quantum key distribution terminal QKD1 reports the state of pool of keys in real time to KMC KMC by management channels CL1 management channels simultaneously; The state of described pool of keys comprises the speed that in the key capacity of pool of keys and pool of keys, key produces;
3) hand device end TD1 and hand held equipment terminal TD2 obtains identical quantum key respectively and injects in the memory module of hand held equipment terminal TD1 and hand held equipment terminal TD2 under the management of KMC KMC from the pool of keys of quantum key distribution terminal QKD1 and quantum key distribution terminal QKD2;
4) when hand held equipment terminal TD1 and hand held equipment terminal TD2 needs to set up coded communication, KMC KMC manages the synchronous and renewal of the key in hand held equipment terminal TD1 and hand held equipment terminal TD2 cipher key storage block by management channels SL.
9. based on an end-to-end handheld device encryption system for quantum cryptography, it is characterized in that: comprise quantum key distribution terminal QKD1, quantum key distribution terminal QKD2, quantum key distribution passage QL, handheld device TD1, handheld device TD2, key passage KL1, key passage KL2, management channels SL1 and management channels SL2; Quantum key distribution terminal QKD1 and quantum key distribution terminal QKD2 is throughput quantum key distribution passage QL dispensed amount sub-key, and between two quantum key distribution terminal QKD1 and quantum key distribution terminal QKD2, generate the same key pair of point-to-point.Handheld device TD1 obtains key by key passage KL1 from quantum key distribution terminal QKD1 and is stored in the memory space of hand held equipment terminal TD1, and hand held equipment terminal TD2 obtains key by key passage KL2 from quantum key distribution terminal QKD2 and is stored in the memory space of hand held equipment terminal TD2; KMC KMC is by the key synchronization between management channels SL1 and management channels SL2 management hand held equipment terminal TD1 and hand held equipment terminal TD2 and renewal.
10. the end-to-end handheld device encryption system based on quantum cryptography according to claim 9, is characterized in that: quantum key distribution terminal QKD1, quantum key distribution terminal QKD2, hand held equipment terminal TD1 and hand held equipment terminal TD2 register respectively on KMC KMC; Quantum key distribution terminal QKD1 and quantum key distribution terminal QKD2 starts dispensed amount sub-key after starting, and generates the same key pair of point-to-point, formation volume sub-key pond between quantum key distribution terminal QKD1 and quantum key distribution terminal QKD2; Quantum key distribution terminal QKD1 reports the state of pool of keys in real time to KMC KMC by management channels CL1 management channels simultaneously; The state of described pool of keys comprises the speed that in the key capacity of pool of keys and pool of keys, key produces; Hand held equipment terminal TD1 and hand held equipment terminal TD2 obtains identical quantum key respectively and injects in the memory module of hand held equipment terminal TD1 and hand held equipment terminal TD2 under the management of KMC KMC from the pool of keys of quantum key distribution terminal QKD1 and quantum key distribution terminal QKD2; When hand held equipment terminal TD1 and hand held equipment terminal TD2 needs to set up coded communication, KMC KMC manages the synchronous and renewal of the key in hand held equipment terminal TD1 and hand held equipment terminal TD2 cipher key storage block by management channels SL.
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Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1925681A (en) * | 2006-09-20 | 2007-03-07 | 北京太极联合实验室科技有限公司 | End-to-end encrypting method and system based on mobile communication network |
| CN102196425A (en) * | 2011-07-01 | 2011-09-21 | 安徽量子通信技术有限公司 | Quantum-key-distribution-network-based mobile encryption system and communication method thereof |
| US20120213371A1 (en) * | 2011-02-23 | 2012-08-23 | General Electric Company | Systems, Methods, and Apparatus for Electrical Grid Quantum Key Distribution |
| CN103490891A (en) * | 2013-08-23 | 2014-01-01 | 中国科学技术大学 | Method for updating and using secret key in power grid SSL VPN |
| CN104243143A (en) * | 2013-06-08 | 2014-12-24 | 安徽量子通信技术有限公司 | Mobile secret communication method based on quantum key distribution network |
| CN104243144A (en) * | 2013-06-08 | 2014-12-24 | 安徽量子通信技术有限公司 | Communication key distribution method based on Android smart mobile terminal |
-
2015
- 2015-10-13 CN CN201510672656.2A patent/CN105337726A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1925681A (en) * | 2006-09-20 | 2007-03-07 | 北京太极联合实验室科技有限公司 | End-to-end encrypting method and system based on mobile communication network |
| US20120213371A1 (en) * | 2011-02-23 | 2012-08-23 | General Electric Company | Systems, Methods, and Apparatus for Electrical Grid Quantum Key Distribution |
| CN102196425A (en) * | 2011-07-01 | 2011-09-21 | 安徽量子通信技术有限公司 | Quantum-key-distribution-network-based mobile encryption system and communication method thereof |
| CN104243143A (en) * | 2013-06-08 | 2014-12-24 | 安徽量子通信技术有限公司 | Mobile secret communication method based on quantum key distribution network |
| CN104243144A (en) * | 2013-06-08 | 2014-12-24 | 安徽量子通信技术有限公司 | Communication key distribution method based on Android smart mobile terminal |
| CN103490891A (en) * | 2013-08-23 | 2014-01-01 | 中国科学技术大学 | Method for updating and using secret key in power grid SSL VPN |
Cited By (28)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105024801A (en) * | 2015-07-06 | 2015-11-04 | 国网山东寿光市供电公司 | Quantum encryption communication method |
| CN107347058A (en) * | 2016-05-06 | 2017-11-14 | 阿里巴巴集团控股有限公司 | Data ciphering method, data decryption method, apparatus and system |
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| CN108282329A (en) * | 2017-01-06 | 2018-07-13 | 中国移动通信有限公司研究院 | A kind of Bidirectional identity authentication method and device |
| CN107508672B (en) * | 2017-09-07 | 2020-06-16 | 浙江神州量子网络科技有限公司 | Key synchronization method, key synchronization device and key synchronization system based on symmetric key pool |
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| CN115567201B (en) * | 2022-09-22 | 2024-04-19 | 矩阵时光数字科技有限公司 | Self-adaptive terminal quantum encryption and decryption method and system thereof |
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Address after: 241003 No. 12, Zhanghe Road, hi tech Zone, Anhui, Wuhu Applicant after: Anhui Asky Quantum Technology Co., Ltd. Address before: 241002 Anhui science and technology innovation public service center, Wuhu national hi tech Zone, Yijiang Applicant before: Anhui Asky Quantum Technology Co., Ltd. |
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