WO2014201783A1 - Procédé, système et terminal de chiffrement et d'authentification pour un réseau ad hoc - Google Patents

Procédé, système et terminal de chiffrement et d'authentification pour un réseau ad hoc Download PDF

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Publication number
WO2014201783A1
WO2014201783A1 PCT/CN2013/084974 CN2013084974W WO2014201783A1 WO 2014201783 A1 WO2014201783 A1 WO 2014201783A1 CN 2013084974 W CN2013084974 W CN 2013084974W WO 2014201783 A1 WO2014201783 A1 WO 2014201783A1
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WO
WIPO (PCT)
Prior art keywords
terminal
hoc network
information
access point
access
Prior art date
Application number
PCT/CN2013/084974
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English (en)
Chinese (zh)
Inventor
孙爱芳
Original Assignee
中兴通讯股份有限公司
Priority date (The priority date 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 date listed.)
Filing date
Publication date
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Publication of WO2014201783A1 publication Critical patent/WO2014201783A1/fr

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Classifications

    • 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
    • H04L63/08—Network architectures or network communication protocols for network security for authentication of entities
    • H04L63/083—Network architectures or network communication protocols for network security for authentication of entities using passwords
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W12/00—Security arrangements; Authentication; Protecting privacy or anonymity
    • H04W12/06—Authentication
    • H04W12/068—Authentication using credential vaults, e.g. password manager applications or one time password [OTP] applications
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W84/00—Network topologies
    • H04W84/18—Self-organising networks, e.g. ad-hoc networks or sensor networks

Definitions

  • the present invention relates to encryption authentication technology in an ad hoc network, and in particular, to an encryption authentication method, system and terminal for an ad hoc network. Background technique
  • the mode in which the multiple terminals work together is as follows: After the terminals are mutually authenticated, the terminals can form an ad hoc network, and one of the terminals in the ad hoc network is selected as the access point terminal by using the method of comparing the capability information of the terminal.
  • the access point terminal can assign an Internet Protocol (IP) address to each terminal, so that the terminals can communicate with each other through the IP address. Sharing between terminal information can be achieved through an ad hoc network.
  • the security of communication between terminals in the ad hoc network is not guaranteed, and if a new terminal requests to join an existing ad hoc network, there is currently no corresponding authentication method to authenticate the new terminal. Summary of the invention
  • the main purpose of the embodiments of the present invention is to provide an encryption authentication method, system, and terminal for an ad hoc network, which can ensure the security of the self-organizing network communication.
  • An encryption authentication method for an ad hoc network comprising: Generating a password of the ad hoc network according to all current terminal information in the ad hoc network, and notifying each terminal in the ad hoc network;
  • the service information is encrypted by using the password; when each terminal in the ad hoc network receives the service information, the service information is used by using the password. Decrypt.
  • the method further includes: when receiving the request of the terminal to access the ad hoc network, all the terminals in the ad hoc network authenticate the accessed terminal; after the authentication succeeds, the access The terminal accesses the ad hoc network.
  • the method further includes:
  • the current terminal information in the ad hoc network updates the password of the ad hoc network, and notifies the updated password in the ad hoc network.
  • the service information is encrypted by using the updated password; when each terminal in the ad hoc network receives the service information, the updated password is used to The business information is decrypted.
  • the method before the generating the password of the ad hoc network according to all the terminal information in the ad hoc network, the method further includes:
  • the terminal After receiving the ad hoc network request message sent by the other terminal, the terminal authenticates the other terminal through the wireless fidelity (WIFI) network or the Bluetooth network, and after the authentication succeeds, establishes with the other terminal. Connect and generate an ad hoc network.
  • WIFI wireless fidelity
  • the method further includes: determining, by the performance parameter of the terminal, a terminal as an access point terminal, and assigning, by the access point terminal, an IP address to all terminals of the ad hoc network.
  • the generating, according to all current terminal information in the ad hoc network, the secret of the ad hoc network Code including:
  • the access point terminal receives the terminal information sent by the non-access point terminal, and generates a password of the ad hoc network including the terminal information; where the terminal information includes at least one of the following information: Name, IP address, terminal identifier (ID, IDentity) 0
  • all the terminals in the ad hoc network authenticate the accessed terminal, including: acquiring terminal information of the accessed terminal, matching the accessed terminal information with the cached terminal information, and matching After the success, determining that the access terminal is successfully authenticated; after the matching fails, determining, according to the obtained terminal information, that the accessed terminal is a legal terminal, determining to authenticate the accessed terminal success.
  • An encryption authentication system for an ad hoc network comprising: an access point terminal and a non-access point terminal;
  • the access point terminal is configured to generate a password of the ad hoc network according to all current terminal information in the ad hoc network, and notify each non-access point terminal in the ad hoc network;
  • the service information is encrypted by using the password;
  • the service information is received, the service information is decrypted by using the password.
  • the non-access point terminal is configured to receive a password of the ad hoc network notified by the access point terminal; when the service information is sent, encrypt the service information by using the password; and receive the service The information is used to decrypt the service information using the password.
  • the system further includes: an access terminal;
  • the access terminal is configured to send a request for accessing the ad hoc network to the access point terminal or the non-access point terminal; the access point terminal and the non-access point After the terminal authenticates the access terminal, the terminal accesses the ad hoc network;
  • the access point terminal is further configured to: when receiving the request that the access terminal accesses the ad hoc network, authenticating the access terminal; and accessing the access terminal to the ad hoc network The request is pushed to the non-access point terminal;
  • the non-access point terminal is further configured to: when receiving the request of the access terminal to access the ad hoc network, authenticating the access terminal; and accessing the access terminal to the ad hoc group A request for the network is pushed to the access point terminal.
  • the access point terminal is further configured to: when the access terminal in the ad hoc network is deleted or the terminal exits, update the password of the ad hoc network according to the current terminal information in the ad hoc network, And notifying, by the updated password, each non-access point terminal in the ad hoc network; when transmitting the service information, encrypting the service information by using the updated password; and receiving the service information, using the update The subsequent password decrypts the service information;
  • the non-access point terminal is further configured to receive the updated password of the ad hoc network notified by the access point terminal; when transmitting the service information, encrypt the service information by using the updated password When the service information is received, the service information is decrypted by using the updated password.
  • the access point terminal is further configured to: after receiving the ad hoc network request message sent by the non-access point terminal, by using a WIFI network or a Bluetooth network, performing a check on the non-access point terminal And after the authentication succeeds, establishing a connection with the non-access point terminal and generating an ad hoc network;
  • the non-access point terminal is further configured to: after receiving the ad hoc network request message sent by the access point terminal by using a WIFI network or a Bluetooth network, authenticating the access point terminal; After the authentication succeeds, a connection is established with the access point terminal and an ad hoc network is generated.
  • the access point terminal is further configured to allocate an IP address to the access point terminal and all non-access point terminals of the ad hoc network.
  • the access point terminal is further configured to receive terminal information sent by the non-access point terminal, and generate a password of the ad hoc network including the terminal information; where the terminal information includes At least one of the following information: End User Name, IP Address, Terminal ID.
  • the access point terminal is further configured to acquire the terminal information of the access terminal. Matching the obtained terminal information with the cached terminal information. After the matching is successful, it is determined that the access terminal is successfully authenticated. After the matching fails, the access terminal is determined to be legal according to the obtained terminal information. When the terminal is determined, it is determined that the access terminal is successfully authenticated;
  • the non-access point terminal is further configured to acquire the terminal information of the access terminal, and the obtained terminal information is matched with the cached terminal information. After the matching is successful, it is determined that the access terminal is successfully authenticated. After the matching fails, when the access terminal is determined to be a legal terminal according to the obtained terminal information, it is determined that the access terminal is successfully authenticated.
  • An encryption authentication terminal of an ad hoc network comprising: a cryptographic unit, and an encryption and decryption unit;
  • the cryptographic unit is configured to: when the terminal determines to access the access point terminal, generate a password of the ad hoc network according to all current terminal information in the ad hoc network, and notify each terminal in the ad hoc network; Receiving, by the terminal, a password of the ad hoc network notified by the access point terminal when the terminal is determined to be a non-access point terminal;
  • the encryption and decryption unit is configured to encrypt the service information by using the password when transmitting the service information, and decrypt the service information by using the password when receiving the service information.
  • the terminal further includes: a first receiving unit and an authentication unit, where the first receiving unit is configured to receive a request for the access terminal to access the ad hoc network; the authentication unit is configured to The access terminal is authenticated, and the request for accessing the access terminal to the ad hoc network is pushed to other terminals of the ad hoc network.
  • the first receiving unit is configured to receive a request for the access terminal to access the ad hoc network
  • the authentication unit is configured to The access terminal is authenticated, and the request for accessing the access terminal to the ad hoc network is pushed to other terminals of the ad hoc network.
  • the terminal further includes: an update unit, a sending unit, and a second receiving unit;
  • the updating unit configured to: when the terminal determines to access the access point terminal, determine that the access terminal in the ad hoc network or the terminal exits, update the current terminal information according to the current terminal information in the ad hoc network Self-organizing network password;
  • the sending unit is configured to notify the non-access point terminal in the ad hoc network of the updated password;
  • the second receiving unit is configured to: when the terminal determines to be a non-access point terminal, receive the updated password of the ad hoc network notified by the access point terminal;
  • the encryption and decryption unit is further configured to encrypt the service information by using the updated password when transmitting the service information, and decrypt the service information by using the updated password when receiving the service information.
  • the terminal further includes: a third receiving unit and an establishing unit, where the third receiving unit is configured to receive an ad hoc network request message sent by the other terminal by using a WIFI network or a Bluetooth network;
  • the authentication unit is further configured to perform authentication on the other terminal
  • the establishing unit is configured to establish a connection with the other terminal and generate an ad hoc network after the authentication succeeds.
  • the terminal further includes an allocating unit configured to allocate an IP address to all terminals of the ad hoc network when the terminal determines to access the access point terminal.
  • an allocating unit configured to allocate an IP address to all terminals of the ad hoc network when the terminal determines to access the access point terminal.
  • the cryptographic unit includes: a receiving subunit, a sending subunit, and a generating subunit; wherein
  • the receiving subunit is configured to: when the terminal determines to access the access point terminal, receive terminal information sent by the non-access point terminal; and generate a password of the ad hoc network including the terminal information;
  • the terminal information includes at least one of the following information: a terminal user name, an IP address, and a terminal ID;
  • the sending subunit is configured to send terminal information to the access point terminal when the terminal determines to be a non-access point terminal;
  • the authentication unit includes: acquiring a subunit, matching a subunit, and determining a sub-order Yuan; among them,
  • the acquiring subunit is configured to acquire terminal information of the access terminal
  • the matching subunit is configured to match the obtained terminal information with the cached terminal information
  • the determining subunit is configured to determine that the access terminal is successfully authenticated after the matching subunit is successfully matched; and after the matching fails, determining, according to the obtained terminal information, that the access terminal is a legal terminal And determining that the access terminal is successfully authenticated.
  • the encryption authentication method, system, and terminal of the ad hoc network provided by the embodiment of the present invention generate a password of the ad hoc network according to all current terminal information in the ad hoc network, and notify each terminal in the ad hoc network;
  • the service information is encrypted by using the password; when each terminal in the ad hoc network receives the service information, the service information is used by using the password. Decrypt. In this way, the service information of the communication in the ad hoc network can be encrypted to ensure the security of the data.
  • all the terminals in the ad hoc network access the terminal. After the authentication succeeds, the accessed terminal accesses the ad hoc network; thus, all terminals in the ad hoc network can authenticate other terminals other than the ad hoc network, thereby ensuring joining. The security of the terminal in the self-organizing network.
  • FIG. 1 is a schematic flowchart of a method for implementing an encryption authentication method for an ad hoc network according to an embodiment of the present invention
  • FIG. 2 is a schematic structural diagram of a structure of an encryption authentication system for an ad hoc network according to an embodiment of the present invention
  • Schematic diagram of the structure of the encryption authentication terminal
  • An embodiment of the present invention provides an encryption authentication method for an ad hoc network. As shown in FIG. 1, the method includes the following steps:
  • Step 101 Generate a password of the ad hoc network according to all current terminal information in the ad hoc network, and notify each terminal in the ad hoc network.
  • the method further includes: after receiving the ad hoc network request message sent by the other terminal through the WIFI network or the Bluetooth network, the terminal authenticates the other terminal; After the authentication succeeds, a connection is established with the other terminals and an ad hoc network is generated.
  • the performance parameter of the terminal determines a terminal as an access point terminal, and the access point terminal allocates an IP address to all terminals of the ad hoc network.
  • the performance parameter may be a processing capability of a central processing unit (CPU) of the terminal, a memory size, and the like.
  • CPU central processing unit
  • the generating the password of the ad hoc network according to the terminal information in the current ad hoc network includes:
  • the access point terminal receives the terminal information sent by the non-access point terminal; generates a password of the ad hoc network including the terminal information; wherein the terminal information includes at least one of the following information: Name, IP address, terminal ID.
  • the non-access point terminal will be the terminal 2, 3, 4, the access point terminal is the terminal 1; the terminal 2, 3, 4 will send its own terminal information to the terminal 1; the terminal 1 receives the terminal 2 After the terminal information is sent, the password of the terminal information is generated.
  • the format of the password includes, but is not limited to, the terminal user name, the IP address, and the terminal ID.
  • Terminal 2 Terminal 3
  • Terminal 4 Terminal 1
  • Terminal User Name Name2 Name3
  • Name4 Namel IP address 192.168.0.2 192.168.0.3 192.168.0.4 192.168.0.1
  • the password of the ad hoc network that accesses the access node terminal with terminal 1 is:
  • SSID Service Set Identifier
  • the SSID includes user information such as a service name and device attribute information input by the user.
  • the CPU, memory, and disk space of a device may be represented by numbers, and the numbers may be set by a user or a developer, or may be obtained by using a standard value.
  • Step 102 When each terminal in the ad hoc network sends service information, encrypt the service information by using the password; when each terminal in the ad hoc network receives the service information, use the password pair The business information is decrypted.
  • the method further includes: when receiving the request of the terminal to access the ad hoc network, all the terminals in the ad hoc network authenticate the accessed terminal; after the authentication succeeds, the access The terminal accesses the ad hoc network.
  • the method further includes: when determining an access terminal in the ad hoc network or having a terminal exiting, updating a password of the ad hoc network according to current terminal information in the ad hoc network, and updating the Notifying each terminal in the ad hoc network by a password;
  • the service information is encrypted by using the updated password; when each terminal in the ad hoc network receives the service information, the updated password is used to The business information is decrypted.
  • the terminal 5 is a terminal other than the ad hoc network.
  • the terminal 5 searches for the terminals 2, 3, and 4 in the ad hoc network through WIFI or Bluetooth, the terminal 5 sends a join request message to the terminals 2, 3, and 4; 2, 3, 4 push the join request message to the terminal 1; the terminal 1, 2, 3, 4 to the terminal 5 to verify.
  • the terminal 5 searches for the terminal 1 in the ad hoc network through WIFI or Bluetooth, it sends a join request message to the terminal 1; the terminal 1 pushes the join request message to the terminals 2, 3, 4; the terminals 1, 2 , 3, 4 authenticate the terminal 5.
  • all the terminals in the ad hoc network authenticate the accessed terminal, including: acquiring terminal information of the accessed terminal;
  • the terminal information needs to be stored, so that when the terminal information sent by the terminal is received again, the terminal information is directly matched by the stored terminal information to determine that the terminal is a legal terminal. , and then its authentication is successful.
  • the updating the password of the ad hoc network according to the terminal information in the current ad hoc network includes:
  • the access point terminal receives terminal information sent by the accessed terminal, and generates a password of the ad hoc network including the terminal information and terminal information of other non-access point terminals in the ad hoc network.
  • the terminal 5 is an access terminal, and after the terminal 5 is added to the ad hoc network, there are terminals 1, 2, 3, 4, and 5 in the self-organizing network, where the terminal 1 is an access point terminal, and the terminals 2, 3, and 4 are 5 is a non-access point terminal, and the password of the updated ad hoc network is:
  • the embodiment of the present invention further provides an encryption authentication system for the ad hoc network.
  • the system includes: an access point terminal 21 and a non-access access. Point terminal 22; wherein
  • the access point terminal 21 is configured to generate a password of the ad hoc network according to all current terminal information in the ad hoc network, and notify each non-access point terminal 22 in the ad hoc network;
  • the service information is sent, the service information is encrypted by using the password;
  • the service information is received, the service information is decrypted by using the password;
  • the non-access point terminal 22 is configured to receive the password of the ad hoc network notified by the access point terminal 21; when the service information is sent, encrypt the service information by using the password; When the service information is obtained, the service information is decrypted by using the password.
  • the system further includes: an access terminal 23;
  • the access terminal 23 is configured to send a request for accessing the ad hoc network to the access point terminal 21 or the non-access point terminal 22; the access point terminal 21 and the non-access After accessing the access terminal terminal 22 to authenticate the access terminal, accessing the ad hoc network;
  • the access point terminal 21 is further configured to: when receiving the request of the access terminal 23 to access the ad hoc network, authenticating the access terminal 23; and accessing the access terminal 23 The request from the networking is pushed to the non-access point terminal 22;
  • the non-access point terminal 22 is further configured to: when receiving the request of the access terminal 23 to access the ad hoc network, authenticating the access terminal 23; and accessing the access terminal 23 The request of the ad hoc network is pushed to the access point terminal 21.
  • the access point terminal 21 is further configured to: when the access terminal in the ad hoc network is deleted or the terminal exits, update the password of the ad hoc network according to the current terminal information in the ad hoc network. And notifying the non-access point terminal 22 in the ad hoc network of the updated password; when transmitting the service information, encrypting the service information by using the updated password; when receiving the service information, Decrypting the service information by using the updated password;
  • the non-access point terminal 22 is further configured to receive the updated password of the ad hoc network notified by the access point terminal 21; when the service information is sent, use the updated password to the service information. Encryption is performed; when the service information is received, the service information is decrypted by using the updated password.
  • the access point terminal 21 is further configured to pass through a WIFI network or a Bluetooth network.
  • the network After receiving the ad hoc network request message sent by the non-access point terminal 22, the network authenticates the non-access point terminal 22; and after the authentication succeeds, the non-access point is The terminal 22 establishes a connection and generates an ad hoc network;
  • the non-access point terminal 22 is further configured to: after receiving the ad hoc network request message sent by the access point terminal 21 through the WIFI network or the Bluetooth network, authenticating the access point terminal 21 And after the authentication succeeds, establish a connection with the access point terminal 22 and generate an ad hoc network.
  • the access point terminal 21 is further configured to allocate an IP address to the access point terminal 21 and all non-access point terminals 22 of the ad hoc network.
  • the access point terminal 21 is further configured to receive terminal information sent by the non-access point terminal 22, and generate a password of the ad hoc network including the terminal information, where the terminal
  • the information includes at least one of the following information: terminal username, IP address, terminal ID.
  • the access point terminal 21 is further configured to acquire the terminal information of the access terminal 23; the obtained terminal information is matched with the cached terminal information, and after the matching is successful, the access is determined to be the access
  • the terminal 23 succeeds in authenticating; after the matching fails, when the access terminal 23 is determined to be a legal terminal according to the obtained terminal information, it is determined that the access terminal 23 is successfully authenticated;
  • the non-access point terminal 22 is further configured to acquire the terminal information of the access terminal 23, and match the acquired terminal information with the cached terminal information, and after the matching is successful, determine that the access terminal 23 is After the matching succeeds, when the access terminal 23 is determined to be a legal terminal according to the acquired terminal information, it is determined that the access terminal 23 is successfully authenticated.
  • the implementation functions of the devices of the cipher authentication system of the ad hoc network shown in FIG. 2 can be understood by referring to the related description of the cipher authentication method of the ad hoc network.
  • the function of the device of the cryptographic authentication system of the ad hoc network shown in FIG. 2 can be implemented by a program running on the processor, or can be realized by a specific logic circuit.
  • the access point terminal 21 and the non-access point terminal 22 in the encryption authentication system of the ad hoc network can be implemented by terminal devices such as a smart phone, a computer, and a tablet computer.
  • the embodiment of the present invention further provides an encryption authentication terminal of the ad hoc network, as shown in FIG. 3, the terminal includes: a cryptographic unit 31 and an encryption and decryption unit 32; among them,
  • the cryptographic unit 31 is configured to: when the terminal determines to access the access point terminal, generate a password of the ad hoc network according to all current terminal information in the ad hoc network, and notify each terminal in the ad hoc network Receiving, by the terminal, a password of the ad hoc network notified by the access point terminal when the terminal is determined to be a non-access point terminal;
  • the encryption and decryption unit 32 is configured to encrypt the service information by using the password when transmitting the service information, and decrypt the service information by using the password when receiving the service information.
  • the terminal further includes: a first receiving unit 33 and an authentication unit 34; wherein the first receiving unit 33 is configured to receive a request for the access terminal to access the ad hoc network; 34.
  • the device is configured to authenticate the access terminal, and push the request for accessing the access terminal to the ad hoc network to be pushed to another terminal of the ad hoc network.
  • the terminal further includes: an update unit 35, a sending unit 36, and a second receiving unit 37;
  • the updating unit 35 is configured to: when the terminal determines to access the access point terminal, determine that the access terminal in the ad hoc network or the terminal exits, update the location according to the current terminal information in the ad hoc network The password of the self-organizing network;
  • the sending unit 36 is configured to notify the non-access point terminal in the ad hoc network of the updated password
  • the second receiving unit 37 is configured to: when the terminal determines to be a non-access point terminal, receive the updated password of the ad hoc network notified by the access point terminal;
  • the encryption/decryption unit 32 is further configured to encrypt the service information by using the updated password when transmitting the service information, and decrypt the service information by using the updated password when receiving the service information.
  • the terminal further includes: a third receiving unit 38 and an establishing unit 39; wherein the third receiving unit 38 is configured to receive the ad hoc network request message sent by the other terminal by using a WIFI network or a Bluetooth network. ;
  • the authentication unit 34 is further configured to perform authentication on the other terminal.
  • the establishing unit 39 is configured to establish a connection with the other terminal and generate an ad hoc network after the authentication succeeds.
  • the terminal further includes an allocating unit 310, configured to allocate an IP address to all terminals of the ad hoc network when the terminal determines to access the access point terminal.
  • an allocating unit 310 configured to allocate an IP address to all terminals of the ad hoc network when the terminal determines to access the access point terminal.
  • the cryptographic unit 31 includes: a receiving subunit 311, a transmitting subunit 312, and a generating subunit 313;
  • the receiving subunit 311 is configured to: when the terminal determines to access the access point terminal, receive terminal information sent by the non-access point terminal; generate a password of the ad hoc network including the terminal information;
  • the terminal information includes at least one of the following information: a terminal user name, an IP address, and a terminal ID;
  • the sending subunit 312 is configured to send terminal information to the access point terminal when the terminal determines to be a non-access point terminal;
  • the generating subunit 313 is configured to generate a password of the ad hoc network including the terminal information.
  • the authentication unit 34 includes: an obtaining subunit 341, a matching subunit 342, and a determining subunit 343;
  • the obtaining subunit 341 is configured to acquire terminal information of the access terminal.
  • the matching sub-unit 342 is configured to match the acquired terminal information with the cached terminal information.
  • the determining sub-unit 343 is configured to determine that the access terminal is successfully authenticated after the matching sub-unit 342 is successfully matched. After the matching fails, determining, according to the acquired terminal information, that the access terminal is legal. When the terminal is determined, it is determined that the access terminal is successfully authenticated.
  • each unit and its subunits in the cryptographic authentication terminal of the ad hoc network shown in FIG. 3 can be understood by referring to the cipher authentication method and system related description of the aforementioned ad hoc network.
  • the functions of each unit and its subunits in the cryptographic authentication terminal of the ad hoc network shown in FIG. 3 can be implemented by a program running on a processor, or can be implemented by a specific logic circuit.
  • the cryptographic unit 31, the encryption and decryption unit 32, the first receiving unit 33, the authentication unit 34, the updating unit 35, the sending unit 36, the second receiving unit 37, the third receiving unit 38, and the establishment in the terminal are established.
  • the unit 39 and the allocation unit 310 can be implemented by a central processing unit (CPU) in the terminal, or a digital signal processor (DSP), or a Field-Programmable Gate Array (FPGA).
  • CPU central processing unit
  • DSP digital signal processor
  • FPGA Field-Programmable Gate Array

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  • Engineering & Computer Science (AREA)
  • Computer Security & Cryptography (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Computer Hardware Design (AREA)
  • Computing Systems (AREA)
  • General Engineering & Computer Science (AREA)
  • Mobile Radio Communication Systems (AREA)

Abstract

La présente invention concerne un procédé de chiffrement et d'authentification pour un réseau ad hoc, comprenant : générer un mot de passe du réseau ad hoc en fonction des informations de l'ensemble des terminaux actuels dans le réseau ad hoc et indiquer à chaque terminal dans le réseau ad hoc le mot de passe ; lorsque chaque terminal dans le réseau ad hoc transmet des informations de service, chiffrer les informations de service en utilisant le mot de passe ; et lorsque chaque terminal dans le réseau ad hoc reçoit des informations de service, déchiffrer les informations de service en utilisant le mot de passe. La présente invention concerne en outre simultanément un système et un terminal de chiffrement et d'authentification pour le réseau ad hoc. La sécurité des communications du réseau ad hoc peut ainsi être assurée en adoptant la solution technique de la présente invention.
PCT/CN2013/084974 2013-06-19 2013-10-10 Procédé, système et terminal de chiffrement et d'authentification pour un réseau ad hoc WO2014201783A1 (fr)

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CN108696879B (zh) * 2018-03-21 2022-09-06 洪贵顺 紫外光网络的自组网方法、自组网系统及存储介质
CN108834121B (zh) * 2018-07-02 2021-04-02 中国联合网络通信集团有限公司 一种蓝牙设备自组网方法和系统
CN110366153B (zh) * 2019-07-17 2022-08-05 苏州佩林软件技术有限公司 一种蓝牙自组网的方法

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