BR112021021641A2 - - Google Patents

Info

Publication number
BR112021021641A2
BR112021021641A2 BR112021021641A BR112021021641A BR112021021641A2 BR 112021021641 A2 BR112021021641 A2 BR 112021021641A2 BR 112021021641 A BR112021021641 A BR 112021021641A BR 112021021641 A BR112021021641 A BR 112021021641A BR 112021021641 A2 BR112021021641 A2 BR 112021021641A2
Authority
BR
Brazil
Application number
BR112021021641A
Other versions
BR112021021641A8 (pt
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
Application filed filed Critical
Publication of BR112021021641A2 publication Critical patent/BR112021021641A2/pt
Publication of BR112021021641A8 publication Critical patent/BR112021021641A8/pt

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W12/00—Security arrangements; Authentication; Protecting privacy or anonymity
    • H04W12/10—Integrity
    • H04W12/106—Packet or message integrity
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W36/00—Hand-off or reselection arrangements
    • H04W36/0005—Control or signalling for completing the hand-off
    • H04W36/0055—Transmission or use of information for re-establishing the radio link
    • H04W36/0077—Transmission or use of information for re-establishing the radio link of access information of target access point
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W36/00—Hand-off or reselection arrangements
    • H04W36/0005—Control or signalling for completing the hand-off
    • H04W36/0011—Control or signalling for completing the hand-off for data sessions of end-to-end connection
    • H04W36/0033—Control or signalling for completing the hand-off for data sessions of end-to-end connection with transfer of context information
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W12/00—Security arrangements; Authentication; Protecting privacy or anonymity
    • H04W12/10—Integrity
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W36/00—Hand-off or reselection arrangements
    • H04W36/0005—Control or signalling for completing the hand-off
    • H04W36/0011—Control or signalling for completing the hand-off for data sessions of end-to-end connection
    • H04W36/0033—Control or signalling for completing the hand-off for data sessions of end-to-end connection with transfer of context information
    • H04W36/0038—Control or signalling for completing the hand-off for data sessions of end-to-end connection with transfer of context information of security context information
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W36/00—Hand-off or reselection arrangements
    • H04W36/0005—Control or signalling for completing the hand-off
    • H04W36/0055—Transmission or use of information for re-establishing the radio link
    • H04W36/0079—Transmission or use of information for re-establishing the radio link in case of hand-off failure or rejection
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W76/00—Connection management
    • H04W76/20—Manipulation of established connections
    • H04W76/25—Maintenance of established connections
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W12/00—Security arrangements; Authentication; Protecting privacy or anonymity
    • H04W12/03—Protecting confidentiality, e.g. by encryption
    • H04W12/037—Protecting confidentiality, e.g. by encryption of the control plane, e.g. signalling traffic
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W12/00—Security arrangements; Authentication; Protecting privacy or anonymity
    • H04W12/04—Key management, e.g. using generic bootstrapping architecture [GBA]
    • H04W12/041—Key generation or derivation
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W36/00—Hand-off or reselection arrangements
    • H04W36/12—Reselecting a serving backbone network switching or routing node

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Computer Security & Cryptography (AREA)
  • Mobile Radio Communication Systems (AREA)
  • Computer And Data Communications (AREA)
BR112021021641A 2019-04-29 2020-03-27 Método e aparelho de manipulação de transferência BR112021021641A8 (pt)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CN201910356843.8A CN111866967B (zh) 2019-04-29 2019-04-29 切换的处理方法和装置
PCT/CN2020/081779 WO2020220888A1 (zh) 2019-04-29 2020-03-27 切换的处理方法和装置

Publications (2)

Publication Number Publication Date
BR112021021641A2 true BR112021021641A2 (pt) 2021-12-28
BR112021021641A8 BR112021021641A8 (pt) 2022-10-25

Family

ID=71509229

Family Applications (1)

Application Number Title Priority Date Filing Date
BR112021021641A BR112021021641A8 (pt) 2019-04-29 2020-03-27 Método e aparelho de manipulação de transferência

Country Status (6)

Country Link
US (1) US11576092B2 (pt)
EP (1) EP3751780B1 (pt)
JP (2) JP7555962B2 (pt)
CN (2) CN111866967B (pt)
BR (1) BR112021021641A8 (pt)
WO (1) WO2020220888A1 (pt)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
MX2020002595A (es) * 2017-09-15 2020-10-22 Ericsson Telefon Ab L M Contexto de seguridad en un sistema de comunicacion inalambrica.
CN112333784B (zh) * 2020-11-05 2023-03-24 中国联合网络通信集团有限公司 安全上下文的处理方法、第一网元、终端设备及介质
US11653194B2 (en) 2021-03-31 2023-05-16 Cisco Technology, Inc. Techniques to provide resiliency and overload control for access and mobility management functions
CN116074828A (zh) * 2021-10-30 2023-05-05 华为技术有限公司 管理安全上下文的方法和装置
CN116939736A (zh) * 2022-04-01 2023-10-24 华为技术有限公司 通信方法及装置

Family Cites Families (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2009020789A2 (en) * 2007-08-03 2009-02-12 Interdigital Patent Holdings, Inc. Security procedure and apparatus for handover in a 3gpp long term evolution system
US8179860B2 (en) * 2008-02-15 2012-05-15 Alcatel Lucent Systems and method for performing handovers, or key management while performing handovers in a wireless communication system
CN101299884B (zh) * 2008-06-16 2012-10-10 中兴通讯股份有限公司 用户设备转移时密钥身份标识符的生成方法和生成系统
KR101700448B1 (ko) * 2009-10-27 2017-01-26 삼성전자주식회사 이동 통신 시스템에서 보안 관리 시스템 및 방법
CN102281535A (zh) 2010-06-10 2011-12-14 华为技术有限公司 一种密钥更新方法与装置
CN106507348B (zh) * 2015-09-07 2019-11-22 大唐移动通信设备有限公司 一种lte系统中ue接入核心网epc的方法和装置
WO2017128306A1 (zh) * 2016-01-29 2017-08-03 华为技术有限公司 通信方法及设备
US10856131B2 (en) * 2017-01-16 2020-12-01 Lg Electronics Inc. Method for updating UE configuration in wireless communication system and apparatus for same
PT3574669T (pt) 2017-01-30 2021-10-26 Ericsson Telefon Ab L M Gestão de contexto de segurança em 5g durante o modo conectado
US10397892B2 (en) * 2017-02-06 2019-08-27 Huawei Technologies Co., Ltd. Network registration and network slice selection system and method
US10917789B2 (en) * 2017-04-21 2021-02-09 Nokia Technologies Oy Radio link recovery for user equipment
JP6996824B2 (ja) * 2017-05-04 2022-01-17 ホアウェイ・テクノロジーズ・カンパニー・リミテッド 鍵取得方法およびデバイス、ならびに通信システム
US10470042B2 (en) * 2017-07-27 2019-11-05 Nokia Technologies Oy Secure short message service over non-access stratum
CN109462847B (zh) * 2017-07-28 2019-08-02 华为技术有限公司 安全实现方法、相关装置以及系统
MX2020002595A (es) * 2017-09-15 2020-10-22 Ericsson Telefon Ab L M Contexto de seguridad en un sistema de comunicacion inalambrica.
CN109600804B (zh) 2017-09-30 2021-04-02 华为技术有限公司 一种安全保护的方法、装置和系统
WO2020078416A1 (en) * 2018-10-17 2020-04-23 Mediatek Singapore Pte. Ltd. User equipment key derivation at mobility update in mobile communications

Also Published As

Publication number Publication date
EP3751780B1 (en) 2024-10-23
JP2022530961A (ja) 2022-07-05
WO2020220888A1 (zh) 2020-11-05
CN111417117A (zh) 2020-07-14
JP7555962B2 (ja) 2024-09-25
CN111866967B (zh) 2024-09-17
EP3751780A4 (en) 2021-04-21
CN111417117B (zh) 2021-03-02
CN111866967A (zh) 2020-10-30
BR112021021641A8 (pt) 2022-10-25
JP2023139045A (ja) 2023-10-03
US11576092B2 (en) 2023-02-07
EP3751780A1 (en) 2020-12-16
US20200359280A1 (en) 2020-11-12

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Legal Events

Date Code Title Description
B15K Others concerning applications: alteration of classification

Free format text: A CLASSIFICACAO ANTERIOR ERA: H04L 9/00

Ipc: H04W 12/106 (2006.01), H04W 12/037 (2006.01), H04W

B07A Application suspended after technical examination (opinion) [chapter 7.1 patent gazette]
B07A Application suspended after technical examination (opinion) [chapter 7.1 patent gazette]
B09B Patent application refused [chapter 9.2 patent gazette]