CN109450627A - A kind of mobile device communication network and its communication means blending quantum communications and wireless communication - Google Patents
A kind of mobile device communication network and its communication means blending quantum communications and wireless communication Download PDFInfo
- Publication number
- CN109450627A CN109450627A CN201811476936.6A CN201811476936A CN109450627A CN 109450627 A CN109450627 A CN 109450627A CN 201811476936 A CN201811476936 A CN 201811476936A CN 109450627 A CN109450627 A CN 109450627A
- Authority
- CN
- China
- Prior art keywords
- base station
- mobile device
- radio communication
- quantum
- quantum key
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
Classifications
-
- 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
-
- 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
- H04L9/0838—Key agreement, i.e. key establishment technique in which a shared key is derived by parties as a function of information contributed by, or associated with, each of these
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W12/00—Security arrangements; Authentication; Protecting privacy or anonymity
- H04W12/02—Protecting privacy or anonymity, e.g. protecting personally identifiable information [PII]
Abstract
The present invention relates to a kind of mobile device communication networks and its communication means for blending quantum communications and wireless communication, solve the not high defect of mobile device communication safety compared with prior art.Mobile device A of the invention includes quantum key negotiation module mobile phone terminal, quantum key negotiation module mobile phone terminal and quantum key memory module carry out data interconnection and transmit, quantum key negotiation module mobile phone terminal and encryption and decryption processing module carry out data interconnection and transmit, and mobile device data processing module and encryption and decryption processing module carry out data interconnection and transmit.The present invention combines quantum key distribution technology with wireless communication technique, it realizes and generates quantum key based on agreements such as BB84, COW in wireless free space between mobile device and radio communication base station, the physical characteristic that can not be replicated, can not be eavesdropped using quantum key realizes the data absolute safety in wireless communication procedure.
Description
Technical field
It is specifically a kind of to blend quantum communications and wireless communication the present invention relates to mobile communication technology field
Mobile device communication network and its communication means.
Background technique
In the prior art, it is carried out when multiple mobile terminals (mobile phone) are communicated under same base station or between different base station
When roaming communication, guarantee the data safety of user using the encryption mechanism that traditional wireless communication agreement carries.
Classics wireless communication can satisfy the communication requirement of user, and can guarantee to a certain extent in its communication process
Safety, but with the continuous breakthrough of the computing capability of classical supercomputer, and the following quantum computer necessarily go out
Existing, the safe encryption mechanism of existing classical communication not can guarantee the safety of user's communication process.Listener-in can pass through optical fiber
The multiple means such as bending, optical fibre light splitting, server invasion are attacked, to realize the monitoring to user's communication process.At present
Traditional RAS512 bit encryption was cracked in 1999, RSA768 was cracked in 2009, and follow-on standard cipher " is matched
To password " it was cracked in 2012, national Internet information centre in 2012 has also promptly issued " to deposit about RSA1024 algorithm
In the notification of risk that is decrypted ".
Therefore, how to design a kind of safer communication of mobile terminal mode and have become technology urgently to be solved and ask
Topic.
Summary of the invention
The purpose of the present invention is to solve the not high defects of mobile device communication safety in the prior art, provide one kind
Quantum communications are solved the above problems with the mobile device communication network blended and its communication means is wirelessly communicated.
To achieve the goals above, technical scheme is as follows:
A kind of mobile device communication network blending quantum communications and wireless communication, including radio communication base station A, nothing
Line communication base station B, mobile device A and mobile device B, mobile device A base station A, radio communication base station B and shifting by wireless communication
Dynamic equipment B is communicated,
The radio communication base station A includes quantum key negotiation module base station end, radio communication base station B and wireless communication
Base station A structure is identical；The mobile device A includes quantum key negotiation module mobile phone terminal, quantum key negotiation module mobile phone
End carries out data interconnection with quantum key memory module and transmits, quantum key negotiation module mobile phone terminal and encryption and decryption processing module into
The interconnection transmission of row data, mobile device data processing module and encryption and decryption processing module carry out data interconnection and transmit, mobile device B
It is identical as the structure of mobile device A；The encryption and decryption processing module of mobile device A is led to quantum key negotiation module base station end
Letter data transmission.
A kind of communication means for the mobile device communication network blending quantum communications and wireless communication, including following step
It is rapid:
The communication data of mobile device A and mobile device B preload in this base station；
Data communication in this base station, mobile device A and mobile device B are located in the communication range of radio communication base station A
Carry out data communication.
The communication data of the mobile device A and mobile device B preload the following steps are included:
Mobile device A finds its host base station, using the radio communication base station A within the scope of its as its host base station；
Mobile device A initiates to communicate to radio communication base station A, and the message of transmission carries the body of the mobile device B contacted in advance
Part information；
For radio communication base station A in its wireless messages coverage area, broadcast issues paging message, which, which carries, moves
The identity information of dynamic equipment B；
After mobile device B receives the paging message of broadcast, the identity information in paging message is compared with itself, than
Base station is then fed back to success, radio communication base station A and mobile device B establish Traffic Channel；
By step as above, wireless communication link is established between mobile device A and mobile device B.
Data communication in this described base station includes following steps:
Mobile device A generates quantum ciphertext；
Quantum ciphertext and quantum key are sent to wireless communication base by the quantum key negotiation module mobile phone terminal of mobile device A
It stands A quantum key negotiation module base station end；
The quantum key negotiation module base station end of radio communication base station A is by the mobile device A quantum ciphertext sent and quantum
Key forwarding is to mobile device B；
The quantum ciphertext and quantum key that receive is decrypted in mobile device B.
The mobile device A generate quantum ciphertext the following steps are included:
Communication information to be sent is reached encryption and decryption processing module by mobile device data processing module；
Encryption and decryption processing module calls quantum key negotiation module mobile phone terminal to be encrypted to sent communication information；
Quantum key negotiation module mobile phone terminal is encrypted using BB84 agreement or COW agreement to sent communication information
And generate quantum ciphertext and corresponding quantum key；
Quantum ciphertext and corresponding quantum key are stored in quantum key memory module by quantum key negotiation module mobile phone terminal
Etc. to be transmitted.
Further include the quantum communications method of radio communication base station A and radio communication base station B comprising following steps:
The communication data of radio communication base station A and radio communication base station B preload；
Radio communication base station A issues identity authentication message to radio communication base station B；
Radio communication base station B receives identity authentication message, and feeds back to radio communication base station A；
Radio communication base station A receives the feedback information of radio communication base station B, and has fed back it to radio communication base station B
Receive message；
After the above communication process, radio communication base station A and radio communication base station B complete authentication and communication link
Foundation；
Data communication between base station, radio communication base station A are transmitted quantum ciphertext and quantum key by trunk channel
Give radio communication base station B.
Beneficial effect
A kind of mobile device communication network and its communication means blending quantum communications and wireless communication of the invention,
Quantum key distribution technology is combined with wireless communication technique compared with prior art, is realized mobile device (mobile phone) and wireless
Quantum key is generated based on agreements such as BB84, COW in wireless free space between communication base station, can not be answered using quantum key
System, the physical characteristic that can not be eavesdropped, realize the data absolute safety in wireless communication procedure.
The present invention carries out relaying and the forwarding of quantum key using existing cordless communication network, to realize remote
Wireless communication data protection, realizes remote quantum key distribution on the basis of not changing the existing communication network architecture.This
Invention is under the premise of meeting user's communication requirement, using Technique on Quantum Communication, overcomes the defect of existing encryption mechanism and super
Computer and the following quantum computer to the crack possibility of existing encryption mechanism, can effectively avoid user data from being ravesdropping,
The risk attacked theoretically realizes the absolute safety of user's communication process.
Detailed description of the invention
Fig. 1 is mobile device communication network structure block diagram in the present invention；
Wherein, 1- mobile device A, 2- mobile device B, 3- radio communication base station A, 4- radio communication base station B, 11- quantum
Key negotiation module mobile phone terminal, 12- quantum key memory module, 13- encryption and decryption processing module, the processing of 14- mobile device data
Module, 31- quantum key negotiation module base station end.
Specific embodiment
The effect of to make to structure feature of the invention and being reached, has a better understanding and awareness, to preferable
Examples and drawings cooperation detailed description, is described as follows:
As shown in Figure 1, a kind of mobile device communication net for blending quantum communications and wireless communication of the present invention
Network, including radio communication base station A3, radio communication base station B4, mobile device A1 and mobile device B2, for same base station range
Interior, base station A3 or radio communication base station B4 carries out data communication by wireless communication by mobile device A1 and mobile device B2, for
In non-same base station range, base station A3, radio communication base station B4 and mobile device B2 are carried out mobile device A1 by wireless communication
Communication.
Radio communication base station A3 includes quantum key negotiation module base station end 31, and quantum key negotiation module base station end 31 is used
In forwarding, receive quantum ciphertext and quantum key.Radio communication base station B4 is identical as the structure of radio communication base station A3, channel radio
Letter base station B4 is also loaded with quantum key negotiation module in the technical foundation of traditional base station.
Mobile device A1 includes quantum key negotiation module mobile phone terminal 11, quantum key negotiation module mobile phone terminal 11 and quantum
Cipher key storage block 12 carries out data interconnection transmission, and quantum key negotiation module mobile phone terminal 11 and encryption and decryption processing module 13 carry out
Data interconnection transmission, mobile device data processing module 14 and encryption and decryption processing module 13 carry out data interconnection and transmit, and movement is set
Standby B2 is identical as the structure of mobile device A1；The encryption and decryption processing module 13 of mobile device A1 and quantum key negotiation module base station
End 31 carries out communication data transfer.
Here, also providing a kind of communication party of mobile device communication network for blending quantum communications and wireless communication
Method comprising following steps:
The first step, the communication data of mobile device A1 and mobile device B2 preload in this base station.The specific steps of which are as follows:
(1) mobile device A1 finds its host base station, using the radio communication base station A3 within the scope of its as its host base station；
(2) mobile device A1 initiates to communicate to radio communication base station A3, and the message of transmission carries the mobile device contacted in advance
The identity information of B2；
(3) for radio communication base station A3 in its wireless messages coverage area, broadcast issues paging message, which takes
Identity information with mobile device B2；
(4) after mobile device B2 receives the paging message of broadcast, the identity information in paging message is compared with itself
It is right, it compares and successfully then feeds back to base station, radio communication base station A3 and mobile device B2 establish Traffic Channel；
(5) by step as above, wireless communication link is established between mobile device A1 and mobile device B2.
Second step, the data communication in this base station, mobile device A1 and mobile device B2 are located at radio communication base station A3's
Data communication is carried out in communication range.Itself specifically includes the following steps:
(1) mobile device A1 generates quantum ciphertext, and mobile device A1 needle generates quantum ciphertext to sent data information
And quantum key.
Firstly, communication information to be sent is reached encryption and decryption processing module 13 by mobile device data processing module 14；
Secondly, encryption and decryption processing module 13 call quantum key negotiation module mobile phone terminal 11 to sent communication information into
Row encryption；
Again, quantum key negotiation module mobile phone terminal 11 is using BB84 agreement or COW agreement to sent communication information
It is encrypted and generates quantum ciphertext and corresponding quantum key；
Finally, quantum key negotiation module mobile phone terminal 11 deposits quantum ciphertext and corresponding quantum key deposit quantum key
It is to be transmitted to store up module 12 etc..
(2) the quantum key negotiation module mobile phone terminal 11 (recalling from cipher key storage block 12) of mobile device A1 is by quantum
Ciphertext and quantum key are sent to the quantum key negotiation module base station end 31 of radio communication base station A3.
(3) the quantum ciphertext that the quantum key negotiation module base station end 31 of radio communication base station A3 sends mobile device A1
Mobile device B2 is forwarded to quantum key.
(4) the quantum ciphertext and quantum key that receive are decrypted using same Method And Principle by mobile device B2.
Mobile device A1 and mobile device B2 are directed to not in same base station range, radio communication base station is also provided herein
The quantum communications method of A3 and radio communication base station B4 comprising following steps:
(1) communication data of radio communication base station A3 and radio communication base station B4 preload:
A1) radio communication base station A3 issues identity authentication message to radio communication base station B4；
A2) radio communication base station B4 receives identity authentication message, and feeds back to radio communication base station A3；
A3) radio communication base station A3 receives the feedback information of radio communication base station B4, and feeds back to radio communication base station B4
It has received message；
A4) after the above communication process, radio communication base station A3 and radio communication base station B4 complete authentication and lead to
Letter link establishes
(2) data communication between base station, radio communication base station A3 pass through trunk channel for quantum ciphertext and quantum key
Send radio communication base station B4 to, similarly, the mobile device in radio communication base station B4 receives quantum ciphertext and quantum is close
Key, and the decryption carried out.
The basic principles, main features and advantages of the present invention have been shown and described above.The technology of the industry
Personnel are it should be appreciated that the present invention is not limited to the above embodiments, and what is described in the above embodiment and the description is only the present invention
Principle, various changes and improvements may be made to the invention without departing from the spirit and scope of the present invention, these variation and
Improvement is both fallen in the range of claimed invention.The present invention claims protection scope by appended claims and its
Equivalent defines.
Claims (6)
1. a kind of mobile device communication network for blending quantum communications and wireless communication, including radio communication base station A (3),
Radio communication base station B (4), mobile device A (1) and mobile device B (2), mobile device A (1) by wireless communication base station A (3),
Radio communication base station B (4) is communicated with mobile device B (2), it is characterised in that:
The radio communication base station A (3) includes quantum key negotiation module base station end (31), radio communication base station B (4) and nothing
The structure of line communication base station A (3) is identical；The mobile device A (1) includes quantum key negotiation module mobile phone terminal (11), amount
Sub-key negotiation module mobile phone terminal (11) and quantum key memory module (12) carry out data interconnection and transmit, and quantum key negotiates mould
Block mobile phone terminal (11) and encryption and decryption processing module (13) carry out data interconnection and transmit, mobile device data processing module (14) with plus
Decryption processing module (13) carries out data interconnection transmission, and mobile device B (2) is identical as the structure of mobile device A (1)；Movement is set
The encryption and decryption processing module (13) and quantum key negotiation module base station end (31) of standby A (1) carry out communication data transfer.
2. a kind of mobile device communication network for blending quantum communications and wireless communication according to claim 1 is logical
Letter method, which comprises the following steps:
21) communication data of mobile device A (1) and mobile device B (2) preload in this base station；
22) data communication in this base station, mobile device A (1) and mobile device B (2) are located at the logical of radio communication base station A (3)
Believe and carries out data communication in range.
3. a kind of mobile device communication network for blending quantum communications and wireless communication according to claim 2 is logical
Letter method, which is characterized in that the communication data of the mobile device A (1) and mobile device B (2) preload the following steps are included:
31) mobile device A (1) finds its host base station, regard the radio communication base station A (3) within the scope of its as its host base station；
32) mobile device A (1) initiates to communicate to radio communication base station A (3), and the message of transmission carries the mobile device B contacted in advance
(2) identity information；
33) for radio communication base station A (3) in its wireless messages coverage area, broadcast issues paging message, which carries
The identity information of mobile device B (2)；
34) after mobile device B (2) receives the paging message of broadcast, the identity information in paging message is compared with itself,
It compares and successfully then feeds back to base station, Traffic Channel is established in radio communication base station A (3) and mobile device B (2)；
35) by step as above, wireless communication link is established between mobile device A (1) and mobile device B (2).
4. a kind of mobile device communication network for blending quantum communications and wireless communication according to claim 2 is logical
Letter method, which is characterized in that the data communication in this described base station includes following steps:
41) mobile device A (1) generates quantum ciphertext；
42) quantum ciphertext and quantum key are sent to wirelessly by the quantum key negotiation module mobile phone terminal (11) of mobile device A (1)
The quantum key negotiation module base station end (31) of communication base station A (3)；
43) quantum that the quantum key negotiation module base station end (31) of radio communication base station A (3) sends mobile device A (1) is close
Text and quantum key are forwarded to mobile device B (2)；
44) the quantum ciphertext and quantum key that receive is decrypted in mobile device B (2).
5. a kind of mobile device communication network for blending quantum communications and wireless communication according to claim 4 is logical
Letter method, which is characterized in that the mobile device A (1) generate quantum ciphertext the following steps are included:
51) communication information to be sent is reached encryption and decryption processing module (13) by mobile device data processing module (14)；
52) encryption and decryption processing module (13) calls quantum key negotiation module mobile phone terminal (11) to carry out to sent communication information
Encryption；
53) quantum key negotiation module mobile phone terminal (11) is carried out using BB84 agreement or COW agreement to sent communication information
It encrypts and generates quantum ciphertext and corresponding quantum key；
54) quantum ciphertext and corresponding quantum key deposit quantum key are stored mould by quantum key negotiation module mobile phone terminal (11)
Block (12) etc. is to be transmitted.
6. a kind of mobile device communication network for blending quantum communications and wireless communication according to claim 2 is logical
Letter method, which is characterized in that it further include the quantum communications method of radio communication base station A (3) and radio communication base station B (4), packet
Include following steps:
61) communication data of radio communication base station A (3) and radio communication base station B (4) preload；
611) radio communication base station A (3) issues identity authentication message to radio communication base station B (4)；
612) radio communication base station B (4) receives identity authentication message, and feeds back to radio communication base station A (3)；
613) radio communication base station A (3) receives the feedback information of (4) radio communication base station B, and anti-to radio communication base station B (4)
It presents it and has received message；
614) after the above communication process, radio communication base station A (3) and radio communication base station B (4) complete authentication and lead to
Believe the foundation of link；
62) data communication between base station, radio communication base station A (3) are passed quantum ciphertext and quantum key by trunk channel
Give radio communication base station B (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811476936.6A CN109450627B (en) | 2018-12-05 | 2018-12-05 | Mobile equipment communication network integrating quantum communication and wireless communication and communication method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811476936.6A CN109450627B (en) | 2018-12-05 | 2018-12-05 | Mobile equipment communication network integrating quantum communication and wireless communication and communication method thereof |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109450627A true CN109450627A (en) | 2019-03-08 |
| CN109450627B CN109450627B (en) | 2021-04-13 |
Family
ID=65557109
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811476936.6A Active CN109450627B (en) | 2018-12-05 | 2018-12-05 | Mobile equipment communication network integrating quantum communication and wireless communication and communication method thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109450627B (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111917537A (en) * | 2020-06-24 | 2020-11-10 | 南京如般量子科技有限公司 | Base station-based mobile communication terminal quantum communication method and system |
| CN111934855A (en) * | 2020-06-24 | 2020-11-13 | 南京如般量子科技有限公司 | Quantum communication method and system of mobile communication terminal |
| CN112953710A (en) * | 2021-01-28 | 2021-06-11 | 西安电子科技大学 | Wireless/wired hybrid QKD network based on trusted relay |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106789038A (en) * | 2017-01-25 | 2017-05-31 | 济南浪潮高新科技投资发展有限公司 | A kind of method and system of subsurface communication, a kind of free running device under water |
| EP2622783A4 (en) * | 2010-09-30 | 2017-07-12 | Los Alamos National Security, LLC | Quantum key distribution using card, base station and trusted authority |
| CN108737083A (en) * | 2017-04-24 | 2018-11-02 | 华为技术有限公司 | A kind of quantum key distribution system, method and apparatus |
| CN108768542A (en) * | 2018-05-02 | 2018-11-06 | 三峡大学 | A kind of voice signal quantum encryption communication system based on random number |
-
2018
- 2018-12-05 CN CN201811476936.6A patent/CN109450627B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP2622783A4 (en) * | 2010-09-30 | 2017-07-12 | Los Alamos National Security, LLC | Quantum key distribution using card, base station and trusted authority |
| CN106789038A (en) * | 2017-01-25 | 2017-05-31 | 济南浪潮高新科技投资发展有限公司 | A kind of method and system of subsurface communication, a kind of free running device under water |
| CN108737083A (en) * | 2017-04-24 | 2018-11-02 | 华为技术有限公司 | A kind of quantum key distribution system, method and apparatus |
| CN108768542A (en) * | 2018-05-02 | 2018-11-06 | 三峡大学 | A kind of voice signal quantum encryption communication system based on random number |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111917537A (en) * | 2020-06-24 | 2020-11-10 | 南京如般量子科技有限公司 | Base station-based mobile communication terminal quantum communication method and system |
| CN111934855A (en) * | 2020-06-24 | 2020-11-13 | 南京如般量子科技有限公司 | Quantum communication method and system of mobile communication terminal |
| CN112953710A (en) * | 2021-01-28 | 2021-06-11 | 西安电子科技大学 | Wireless/wired hybrid QKD network based on trusted relay |
| CN112953710B (en) * | 2021-01-28 | 2022-07-01 | 西安电子科技大学 | Wireless/wired hybrid QKD network based on trusted relay |
Also Published As
| Publication number | Publication date |
|---|---|
| CN109450627B (en) | 2021-04-13 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US8838972B2 (en) | Exchange of key material | |
| US8831227B2 (en) | Method and system for establishing secure connection between stations | |
| CN101917711B (en) | A kind of method of mobile communication system and voice call encryption thereof | |
| US9215221B2 (en) | Method for implementing local routing of traffic, base station and system | |
| CN109450627A (en) | A kind of mobile device communication network and its communication means blending quantum communications and wireless communication | |
| CN107690138A (en) | A kind of method for fast roaming, device, system, access point and movement station | |
| CN104065765A (en) | WIFI data transmitting method and system and related method thereof | |
| CN112153641B (en) | Secondary authentication enhancement and end-to-end encryption method and system based on edge UPF | |
| CN103167494B (en) | Method for sending information and system | |
| CN106604268A (en) | Voice encryption method and system and terminal | |
| CN108601093B (en) | Wireless communication method and system | |
| US20110002272A1 (en) | Communication apparatus and communication method | |
| CN108156604B (en) | Group calling encryption transmission method and device of cluster system, cluster terminal and system | |
| WO2017092092A1 (en) | Method and device for managing key in end-to-end encryption transmission | |
| CN114362944B (en) | D2D secure mobile communication method and system based on quantum key | |
| CN110943835A (en) | Distribution network encryption method and system for sending wireless local area network information | |
| US20100131762A1 (en) | Secured communication method for wireless mesh network | |
| CN105025471A (en) | Called terminal, calling terminal, voice communication method and system | |
| CN113873510A (en) | Secure communication method, related device and system | |
| CN109362077A (en) | A kind of mobile intelligent terminal packet data encrypted transmission method and device | |
| CN103987032A (en) | Mobile communication terminal voice encryption method | |
| CN207995105U (en) | A kind of intelligent terminal safe communication system based on data encrypting and deciphering | |
| Korkusuz | Security in the GSM Network | |
| CN105025476B (en) | A kind of mobile encrypted communication mechanism of space-time separation | |
| CN100518055C (en) | Secure data transmission method |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |