ATE519289T1 - Verfahren und system zum verteilen von geheimschlüsseln eines medienstroms - Google Patents

Verfahren und system zum verteilen von geheimschlüsseln eines medienstroms

Info

Publication number
ATE519289T1
ATE519289T1 AT08700805T AT08700805T ATE519289T1 AT E519289 T1 ATE519289 T1 AT E519289T1 AT 08700805 T AT08700805 T AT 08700805T AT 08700805 T AT08700805 T AT 08700805T AT E519289 T1 ATE519289 T1 AT E519289T1
Authority
AT
Austria
Prior art keywords
key
calling
management server
security management
media stream
Prior art date
Application number
AT08700805T
Other languages
English (en)
Inventor
Kai Sun
Tao Kong
Jianghai Gao
Jing Li
Original Assignee
Huawei Tech Co Ltd
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 by Huawei Tech Co Ltd filed Critical Huawei Tech Co Ltd
Application granted granted Critical
Publication of ATE519289T1 publication Critical patent/ATE519289T1/de

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
    • H04L9/0819—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]
    • 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
    • H04L63/06—Network architectures or network communication protocols for network security for supporting key management in a packet data network

Landscapes

  • 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)
  • Telephonic Communication Services (AREA)
  • Mobile Radio Communication Systems (AREA)
  • Communication Control (AREA)
AT08700805T 2007-01-23 2008-01-21 Verfahren und system zum verteilen von geheimschlüsseln eines medienstroms ATE519289T1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CN2007100027165A CN101232368B (zh) 2007-01-23 2007-01-23 一种分配媒体流密钥的方法和多媒体子系统
PCT/CN2008/070148 WO2008089698A1 (en) 2007-01-23 2008-01-21 A method and system for distributing secret keys of media stream

Publications (1)

Publication Number Publication Date
ATE519289T1 true ATE519289T1 (de) 2011-08-15

Family

ID=39644138

Family Applications (1)

Application Number Title Priority Date Filing Date
AT08700805T ATE519289T1 (de) 2007-01-23 2008-01-21 Verfahren und system zum verteilen von geheimschlüsseln eines medienstroms

Country Status (5)

Country Link
US (1) US8204229B2 (de)
EP (1) EP2124379B1 (de)
CN (1) CN101232368B (de)
AT (1) ATE519289T1 (de)
WO (1) WO2008089698A1 (de)

Cited By (1)

* Cited by examiner, † Cited by third party
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CN118694527A (zh) * 2024-08-28 2024-09-24 中电信量子信息科技集团有限公司 信息保护方法、通信方法、网络设备、通信系统和存储介质

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KR20100100134A (ko) * 2009-03-05 2010-09-15 한국전자통신연구원 네트워크 로봇 서비스를 위한 보안 서비스 방법 및 장치
CN101729249B (zh) * 2009-12-21 2011-11-30 西安西电捷通无线网络通信股份有限公司 用户终端之间安全连接的建立方法及系统
CN102223355B (zh) * 2010-04-19 2015-09-16 中兴通讯股份有限公司 一种安全通信协商方法和装置
CN103139769B (zh) * 2011-11-30 2016-05-11 大唐联诚信息系统技术有限公司 一种无线通信方法及网络子系统
EP2803165B1 (de) 2012-01-12 2019-04-24 BlackBerry Limited System und verfahren für legalen zugriff auf sichere kommunikationen
EP3687105B1 (de) 2012-01-12 2022-05-04 BlackBerry Limited System und verfahren für legalen zugang zu sicheren kommunikationen
WO2013104072A1 (en) 2012-01-12 2013-07-18 Research In Motion Limited System and method of lawful access to secure communications
CN104753869A (zh) * 2013-12-30 2015-07-01 北京大唐高鸿软件技术有限公司 基于sip协议的通话加密方法
US10033992B1 (en) 2014-09-09 2018-07-24 Google Llc Generating a 3D video of an event using crowd sourced data
CN104468634B (zh) * 2014-12-31 2018-11-30 大唐移动通信设备有限公司 一种呼叫建立方法、终端和安全as
EP3351002A1 (de) * 2015-10-14 2018-07-25 ARRIS Enterprises LLC Hochauflösende sichere wiedergabe mit herunterladbarem drm für android-plattformen
JP2019110354A (ja) * 2016-04-25 2019-07-04 株式会社Ｎｔｔドコモ 交換機及び通信方法
CN109462480B (zh) * 2018-11-08 2021-06-11 南京控维通信科技有限公司 基于rsa与aes的卫星通信系统加密方法
CN111404865A (zh) * 2019-01-02 2020-07-10 中国移动通信有限公司研究院 Ims系统加密通话方法、网络设备、终端及系统
CN114258018B (zh) * 2021-11-12 2024-04-09 中国南方电网有限责任公司 密钥管理方法、装置、计算机设备及存储介质
CN115022024B (zh) * 2022-05-31 2023-09-29 中国电信股份有限公司 用于加密通话的方法及装置、存储介质及电子设备
CN116389082A (zh) * 2023-03-16 2023-07-04 北京紫光展锐通信技术有限公司 终端媒体流加密系统
CN117082503A (zh) * 2023-07-10 2023-11-17 中国电信股份有限公司技术创新中心 用于通话加密的方法、装置、设备及存储介质

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US8046581B2 (en) * 2002-03-04 2011-10-25 Telespree Communications Method and apparatus for secure immediate wireless access in a telecommunications network
US7792527B2 (en) * 2002-11-08 2010-09-07 Ntt Docomo, Inc. Wireless network handoff key
DE60317380T2 (de) * 2003-09-12 2008-08-28 Ntt Docomo Inc. Nahtlose weiterreichung in einem heterogenen netzwerk
DK1714418T3 (en) * 2004-02-11 2017-04-24 ERICSSON TELEFON AB L M (publ) KEY MANAGEMENT FOR NETWORK ELEMENTS
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US7464267B2 (en) * 2004-11-01 2008-12-09 Innomedia Pte Ltd. System and method for secure transmission of RTP packets
CN100574185C (zh) * 2005-01-07 2009-12-23 华为技术有限公司 在ip多媒体业务子系统网络中保障媒体流安全性的方法
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JP4715239B2 (ja) * 2005-03-04 2011-07-06 沖電気工業株式会社 無線アクセス装置、無線アクセス方法及び無線ネットワーク
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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN118694527A (zh) * 2024-08-28 2024-09-24 中电信量子信息科技集团有限公司 信息保护方法、通信方法、网络设备、通信系统和存储介质

Also Published As

Publication number Publication date
WO2008089698A1 (en) 2008-07-31
EP2124379B1 (de) 2011-08-03
EP2124379A1 (de) 2009-11-25
US20090279705A1 (en) 2009-11-12
EP2124379A4 (de) 2010-07-28
CN101232368B (zh) 2011-06-01
US8204229B2 (en) 2012-06-19
CN101232368A (zh) 2008-07-30

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