METHOD OF CRYPTOGRAPHIC KEY FORMING AND DISTRIBUTION IN MOBILE COMMUNICATION SYSTEM AND CORRESPONDING MOBILE COMMUNICATION SYSTEM Russian patent published in 2008 - IPC H04Q7/38

Abstract RU 2335866 C2

FIELD: information technology.

SUBSTANCE: essence of the invention is that first cryptographic key and the second cryptographic key are formed using authentication key data by end mobile communication device and original communication network computer, respectively. The first cryptographic key is transferred to target communication network computer, and the second cryptographic key is transferred to application server.

EFFECT: increase of mobile communication system cryptographic protection efficiency.

15 cl, 3 dwg

Similar patents RU2335866C2

Title	Year	Author	Number
PROTECTION METHOD OF INTERIM DATA TRAFFIC MOBILE NETWORK AND IMS NETWORK	2004	Kresel'Berg Dirk	RU2328082C2
MOBILE COMMUNICATION DEVICE REGISTRATION METHOD	2009	Dzhons Ehntoni R. Kua Ehlejn Ee L. Nil'Sen Duglas Dzh. Ehminovits Lejla	RU2535476C2
EXPANSION OF SIGNALING COMMUNICATIONS PROTOCOL	2005	Tsaus Robert	RU2384018C2
GENERATING SECURITY KEYS IN NEXT-GENERATION MOBILE COMMUNICATION NETWORKS	2007	Li Changkhong Zhang Dadzh'Jang Khietala Mika P. Niemi Val'Tteri	RU2416882C2
PROTECTED BOOTSTRAPPING FOR WIRELESS COMMUNICATION	2006	Rouz Gregori Gordon Sehmpl Dzhejms Nasiel'Ski Dzhon Uollehjs	RU2374778C2
SECURE WIRELESS COMMUNICATION	2008	Patel Sarvar	RU2444861C2
GENERATION OF CRYPTOGRAPHIC KEY	2008	Norrman Karl Neslund Mats	RU2480925C2
METHOD AND NETWORK ENTITY FOR REGISTERING A USER ENTITY IN A COMMUNICATION NETWORK VIA ANOTHER COMMUNICATION NETWORK	2011	Klein Andreas	RU2587650C2
METHOD OF CONTROL AND ESTIMATION OF MESSAGE TRAFFIC OF COMMUNICATOR BY MEANS OF FIRST NETWORK DEVICE IN SYSTEM OF MOBILE COMMUNICATION AND CORRESPONDING COMMUNICATOR AND FIRST NETWORK DEVICE	2005	Bekmann Mark Ehkkert Mikhel' Khans Martin	RU2373648C2
AUTHENTICATION SYSTEM, METHOD AND DEVICE	2010	Liu Lijun Jan Bo Lju Ksjaomin Peng Khuaksi Uan Dzhin	RU2541172C2

RU 2 335 866 C2

Authors

Khorn Gjunter

Kresel'Berg Dirk

Dates

2008-10-10—Published

2004-02-18—Filed