CN115885496A - 一种通信方法及相关装置 - Google Patents

一种通信方法及相关装置 Download PDF

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Publication number
CN115885496A
CN115885496A CN202080103262.4A CN202080103262A CN115885496A CN 115885496 A CN115885496 A CN 115885496A CN 202080103262 A CN202080103262 A CN 202080103262A CN 115885496 A CN115885496 A CN 115885496A
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China
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key
node
group
communication
message
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CN202080103262.4A
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CN115885496B (zh
Inventor
王勇
陈璟
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Huawei Technologies Co Ltd
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Huawei Technologies Co Ltd
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Priority to CN202311484258.9A priority Critical patent/CN117749355A/zh
Publication of CN115885496A publication Critical patent/CN115885496A/zh
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Publication of CN115885496B publication Critical patent/CN115885496B/zh
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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
    • H04L9/0819—Key transport or distribution, i.e. key establishment techniques where one party creates or otherwise obtains a secret value, and securely transfers it to the other(s)
    • H04L9/083—Key transport or distribution, i.e. key establishment techniques where one party creates or otherwise obtains a secret value, and securely transfers it to the other(s) involving central third party, e.g. key distribution center [KDC] or trusted third party [TTP]
    • H04L9/0833—Key transport or distribution, i.e. key establishment techniques where one party creates or otherwise obtains a secret value, and securely transfers it to the other(s) involving central third party, e.g. key distribution center [KDC] or trusted third party [TTP] involving conference or group key
    • 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
    • H04L9/0861—Generation of secret information including derivation or calculation of cryptographic keys or passwords
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F21/00—Security arrangements for protecting computers, components thereof, programs or data against unauthorised activity
    • G06F21/50—Monitoring users, programs or devices to maintain the integrity of platforms, e.g. of processors, firmware or operating systems
    • 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
    • H04L9/085—Secret sharing or secret splitting, e.g. threshold schemes
    • 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
    • H04L9/0891—Revocation or update of secret information, e.g. encryption key update or rekeying
    • 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
    • H04L9/32—Cryptographic mechanisms or cryptographic arrangements for secret or secure communications; Network security protocols including means for verifying the identity or authority of a user of the system or for message authentication, e.g. authorization, entity authentication, data integrity or data verification, non-repudiation, key authentication or verification of credentials
    • H04L9/3236—Cryptographic mechanisms or cryptographic arrangements for secret or secure communications; Network security protocols including means for verifying the identity or authority of a user of the system or for message authentication, e.g. authorization, entity authentication, data integrity or data verification, non-repudiation, key authentication or verification of credentials using cryptographic hash functions
    • H04L9/3242—Cryptographic mechanisms or cryptographic arrangements for secret or secure communications; Network security protocols including means for verifying the identity or authority of a user of the system or for message authentication, e.g. authorization, entity authentication, data integrity or data verification, non-repudiation, key authentication or verification of credentials using cryptographic hash functions involving keyed hash functions, e.g. message authentication codes [MACs], CBC-MAC or HMAC
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L2209/00—Additional information or applications relating to cryptographic mechanisms or cryptographic arrangements for secret or secure communication H04L9/00
    • H04L2209/84—Vehicles

Abstract

本申请实施例提供一种通信方法及装置，应用于支持短距离通信的节点中，例如蓝牙或者车载短距通信系统中，该方法包括：接收来自第二节点的关联请求消息；确定第一通信组的组密钥，其中，第一通信组为第二节点所在的通信组；基于第一节点与第二节点之间的共享密钥对第一通信组的组密钥进行加密，得到第一保护密钥；向第二节点发送第一关联建立消息，该第一关联建立消息包括第一保护密钥。采用本申请实施例，能够提高组播通信的安全性。该方案进一步可用于提升自动驾驶或高级驾驶辅助系统ADAS能力，可应用于车联网，例如车辆外联V2X、车间通信长期演进技术LTE‑V、车辆‑车辆V2V等。

Description

PCT国内申请，说明书已公开。

Claims (30)

  1. PCT国内申请，权利要求书已公开。
CN202080103262.4A 2020-08-28 2020-08-28 一种通信方法及相关装置 Active CN115885496B (zh)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202311484258.9A CN117749355A (zh) 2020-08-28 2020-08-28 一种通信方法及相关装置

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/CN2020/112249 WO2022041141A1 (zh) 2020-08-28 2020-08-28 一种通信方法及相关装置

Related Child Applications (1)

Application Number Title Priority Date Filing Date
CN202311484258.9A Division CN117749355A (zh) 2020-08-28 2020-08-28 一种通信方法及相关装置

Publications (2)

Publication Number Publication Date
CN115885496A true CN115885496A (zh) 2023-03-31
CN115885496B CN115885496B (zh) 2023-10-20

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CN202311484258.9A Pending CN117749355A (zh) 2020-08-28 2020-08-28 一种通信方法及相关装置

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Country Status (6)

Country Link
US (1) US20230208625A1 (zh)
EP (1) EP4195580A4 (zh)
JP (1) JP2023541563A (zh)
KR (1) KR20230051592A (zh)
CN (2) CN115885496B (zh)
WO (1) WO2022041141A1 (zh)

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20080016350A1 (en) * 2005-11-22 2008-01-17 Motorola, Inc. Method and apparatus for providing a key for secure communications
CN101242323A (zh) * 2007-02-06 2008-08-13 华为技术有限公司 设备间管道的建立方法和家庭网络系统
CN101884194A (zh) * 2007-12-05 2010-11-10 佳能株式会社 通信装置及其控制方法
CN109922080A (zh) * 2013-10-23 2019-06-21 华为技术有限公司 用户设备之间进行安全通信的方法及装置
CN110933672A (zh) * 2019-11-29 2020-03-27 华为技术有限公司 一种密钥协商方法及电子设备
CN111567075A (zh) * 2018-01-14 2020-08-21 高通股份有限公司 针对交通工具到交通工具(v2v)通信的蜂窝单播链路建立

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN100389555C (zh) * 2005-02-21 2008-05-21 西安西电捷通无线网络通信有限公司 一种适合有线和无线网络的接入认证方法
JP5328141B2 (ja) * 2007-12-05 2013-10-30 キヤノン株式会社 通信装置、通信装置の制御方法、コンピュータプログラム
CN102761830A (zh) * 2011-04-27 2012-10-31 华为终端有限公司 多播密钥更新、发送方法、接入点设备、终端设备和系统
WO2016147303A1 (ja) * 2015-03-16 2016-09-22 株式会社東芝 管理装置、プログラム、システム、機器および方法
CN106027233A (zh) * 2016-04-28 2016-10-12 江苏大学 一种车载网群组协商通信协议设计方法
KR20190056661A (ko) * 2017-11-17 2019-05-27 (주)이씨스 차량 네트워크에서 기지국 기반 보안 통신 방법
DE102018214354A1 (de) * 2018-08-24 2020-02-27 Robert Bosch Gmbh Erstes fahrzeugseitiges Endgerät, Verfahren zum Betreiben des ersten Endgeräts, zweites fahrzeugseitiges Endgerät und Verfahren zum Betreiben des zweiten fahrzeugseitigen Endgeräts
CN109005539B (zh) * 2018-09-06 2021-12-14 东北大学 基于加密Mix-Zone的VANETs中车辆节点位置隐私保护方法

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20080016350A1 (en) * 2005-11-22 2008-01-17 Motorola, Inc. Method and apparatus for providing a key for secure communications
CN101242323A (zh) * 2007-02-06 2008-08-13 华为技术有限公司 设备间管道的建立方法和家庭网络系统
CN101884194A (zh) * 2007-12-05 2010-11-10 佳能株式会社 通信装置及其控制方法
CN109922080A (zh) * 2013-10-23 2019-06-21 华为技术有限公司 用户设备之间进行安全通信的方法及装置
CN111567075A (zh) * 2018-01-14 2020-08-21 高通股份有限公司 针对交通工具到交通工具(v2v)通信的蜂窝单播链路建立
CN110933672A (zh) * 2019-11-29 2020-03-27 华为技术有限公司 一种密钥协商方法及电子设备

Also Published As

Publication number Publication date
US20230208625A1 (en) 2023-06-29
KR20230051592A (ko) 2023-04-18
CN115885496B (zh) 2023-10-20
JP2023541563A (ja) 2023-10-03
WO2022041141A1 (zh) 2022-03-03
CN117749355A (zh) 2024-03-22
EP4195580A1 (en) 2023-06-14
EP4195580A4 (en) 2023-09-27

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