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1. WO2008043289 - A KEY SHARING METHOD AND CORRESPONDING SYSTEM

Publication Number WO/2008/043289
Publication Date 17.04.2008
International Application No. PCT/CN2007/070719
International Filing Date 18.09.2007
IPC
H04L 9/08 2006.01
HELECTRICITY
04ELECTRIC COMMUNICATION TECHNIQUE
LTRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
9Arrangements for secret or secure communication
08Key distribution
CPC
H04L 9/0833
HELECTRICITY
04ELECTRIC COMMUNICATION TECHNIQUE
LTRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
9Cryptographic mechanisms or cryptographic; arrangements for secret or secure communication
08Key distribution ; or management, e.g. generation, sharing or updating, of cryptographic keys or passwords
0816Key establishment, i.e. cryptographic processes or cryptographic protocols whereby a shared secret becomes available to two or more parties, for subsequent use
0819Key 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)
083involving central third party, e.g. key distribution center [KDC] or trusted third party [TTP]
0833involving conference or group key
H04L 9/3271
HELECTRICITY
04ELECTRIC COMMUNICATION TECHNIQUE
LTRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
9Cryptographic mechanisms or cryptographic; arrangements for secret or secure communication
32including 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
3271using challenge-response
Applicants
  • 华为技术有限公司 HUAWEI TECHNOLOGIES CO., LTD. [CN]/[CN] (AllExceptUS)
  • 刘亚 LIU, Ya [CN]/[CN] (UsOnly)
Inventors
  • 刘亚 LIU, Ya
Agents
  • 北京凯特来知识产权代理有限公司 BEIJING CATALY IP ATTORNEY AT LAW
Priority Data
200610152283.727.09.2006CN
Publication Language Chinese (ZH)
Filing Language Chinese (ZH)
Designated States
Title
(EN) A KEY SHARING METHOD AND CORRESPONDING SYSTEM
(FR) PROCÉDÉ DE PARTAGE DE CLÉ ET SYSTÈME CORRESPONDANT
(ZH) 密钥共享方法和系统
Abstract
(EN)
A key sharing method and a system are provided. The method mainly comprises a group member sending the key information request to the neighbor group member and the neighbor group member sending the key information after receiving the request. The system mainly comprises the request group member and the response group member.
(FR)
L'invention concerne un procédé et un système de partage de clé. Le procédé comprend essentiellement les étapes suivantes: un membre d'un groupe envoie une demande d'informations de clé à un membre d'un groupe voisin, et le membre du groupe voisin envoie les informations de clé après réception de la demande. Le système comprend essentiellement le membre de groupe envoyant la demande et le membre de groupe envoyant la réponse.
Also published as
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