IL157048A0 - Method and apparatus for providing authentication in a communication system - Google Patents

Method and apparatus for providing authentication in a communication system

Info

Publication number
IL157048A0
IL157048A0 IL15704802A IL15704802A IL157048A0 IL 157048 A0 IL157048 A0 IL 157048A0 IL 15704802 A IL15704802 A IL 15704802A IL 15704802 A IL15704802 A IL 15704802A IL 157048 A0 IL157048 A0 IL 157048A0
Authority
IL
Israel
Prior art keywords
authentication agent
request
mobile station
authentication
forwarded
Prior art date
Application number
IL15704802A
Other languages
English (en)
Original Assignee
Motorola Inc
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 Motorola Inc filed Critical Motorola Inc
Publication of IL157048A0 publication Critical patent/IL157048A0/xx

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)
    • H04L9/0822—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) using key encryption 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
    • H04L9/0816—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
    • H04L9/0869—Generation of secret information including derivation or calculation of cryptographic keys or passwords involving random numbers or seeds
    • 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
    • H04L9/3271—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 challenge-response
    • H04L9/3273—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 challenge-response for mutual authentication
    • 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
    • H04W12/00—Security arrangements; Authentication; Protecting privacy or anonymity
    • H04W12/04—Key management, e.g. using generic bootstrapping architecture [GBA]
    • H04W12/043—Key management, e.g. using generic bootstrapping architecture [GBA] using a trusted network node as an anchor
    • H04W12/0431—Key distribution or pre-distribution; Key agreement
    • 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]
    • H04W12/043—Key management, e.g. using generic bootstrapping architecture [GBA] using a trusted network node as an anchor
    • H04W12/0433—Key management protocols
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W12/00—Security arrangements; Authentication; Protecting privacy or anonymity
    • H04W12/06—Authentication
    • H04W12/069—Authentication using certificates or pre-shared keys
    • 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
    • H04L2209/80—Wireless
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L2463/00—Additional details relating to network architectures or network communication protocols for network security covered by H04L63/00
    • H04L2463/062—Additional details relating to network architectures or network communication protocols for network security covered by H04L63/00 applying encryption of the keys
    • 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
    • H04L63/061—Network architectures or network communication protocols for network security for supporting key management in a packet data network for key exchange, e.g. in peer-to-peer networks
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W88/00—Devices specially adapted for wireless communication networks, e.g. terminals, base stations or access point devices
    • H04W88/02—Terminal devices
    • H04W88/04—Terminal devices adapted for relaying to or from another terminal or user

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Security & Cryptography (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Mobile Radio Communication Systems (AREA)
  • Communication Control (AREA)
IL15704802A 2001-02-16 2002-01-18 Method and apparatus for providing authentication in a communication system IL157048A0 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US09/785,722 US7123719B2 (en) 2001-02-16 2001-02-16 Method and apparatus for providing authentication in a communication system
PCT/US2002/001478 WO2002067495A2 (fr) 2001-02-16 2002-01-18 Procede et appareil pour assurer l'authentification dans un systeme de communication

Publications (1)

Publication Number Publication Date
IL157048A0 true IL157048A0 (en) 2004-02-08

Family

ID=25136423

Family Applications (2)

Application Number Title Priority Date Filing Date
IL15704802A IL157048A0 (en) 2001-02-16 2002-01-18 Method and apparatus for providing authentication in a communication system
IL157048A IL157048A (en) 2001-02-16 2003-07-22 Method and apparatus for providing authentication in a communication system

Family Applications After (1)

Application Number Title Priority Date Filing Date
IL157048A IL157048A (en) 2001-02-16 2003-07-22 Method and apparatus for providing authentication in a communication system

Country Status (9)

Country Link
US (3) US7123719B2 (fr)
EP (3) EP1362452B1 (fr)
AT (3) ATE501560T1 (fr)
DE (2) DE60216050T2 (fr)
DK (1) DK1362452T3 (fr)
ES (2) ES2360943T3 (fr)
IL (2) IL157048A0 (fr)
PT (1) PT1362452E (fr)
WO (1) WO2002067495A2 (fr)

Families Citing this family (73)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FI981638A (fi) * 1998-07-17 2000-01-18 Nokia Mobile Phones Ltd Menetelmä ja järjestely palvelun hallitsemiseksi matkaviestinjärjestelmässä
GB0020443D0 (en) * 2000-08-18 2000-10-04 Nokia Networks Oy Controlling communication between stations
US7266687B2 (en) 2001-02-16 2007-09-04 Motorola, Inc. Method and apparatus for storing and distributing encryption keys
US7123719B2 (en) * 2001-02-16 2006-10-17 Motorola, Inc. Method and apparatus for providing authentication in a communication system
US20020196943A1 (en) * 2001-06-26 2002-12-26 International Business Machines Corporation Telephone network and method for utilizing the same
CN1180569C (zh) * 2001-12-24 2004-12-15 华为技术有限公司 一种设置备份归属位置寄存器的方法
US7266201B1 (en) * 2002-09-17 2007-09-04 Foundry Networks, Inc. Non-disruptive authentication administration
GB0221674D0 (en) * 2002-09-18 2002-10-30 Nokia Corp Linked authentication protocols
KR100554799B1 (ko) * 2002-11-19 2006-02-22 엘지전자 주식회사 Ｇｓｍ이동통신 시스템의 전송 데이타 암호화 및 암호화 해제 방법
AU2003295785A1 (en) 2002-11-22 2004-06-18 Intellisist Llc System and method for providing multi-party message-based voice communications
US7395427B2 (en) * 2003-01-10 2008-07-01 Walker Jesse R Authenticated key exchange based on pairwise master key
US7707418B2 (en) * 2003-06-30 2010-04-27 Panasonic Corporation Communication system, communication method, base station apparatus, controller, device, and recording medium storing control program
KR20050007830A (ko) * 2003-07-11 2005-01-21 삼성전자주식회사 기기간 컨텐츠 교환을 위한 도메인 인증 방법
US20050036623A1 (en) * 2003-08-15 2005-02-17 Ming-Jye Sheu Methods and apparatus for distribution of global encryption key in a wireless transport network
US20050111668A1 (en) * 2003-11-25 2005-05-26 Amit Raikar Dynamic source authentication and encryption cryptographic scheme for a group-based secure communication environment
US7620997B2 (en) * 2003-12-22 2009-11-17 Lenovo (Singapore) Pte. Ltd. System and method for controlling network access in wireless environment
CN100407618C (zh) * 2004-03-05 2008-07-30 中兴通讯股份有限公司 一种集群业务鉴权接口及集群业务鉴权实现方法
JP3761557B2 (ja) * 2004-04-08 2006-03-29 株式会社日立製作所 暗号化通信のための鍵配付方法及びシステム
US8520851B2 (en) * 2004-04-30 2013-08-27 Blackberry Limited Wireless communication device with securely added randomness and related method
GB0418024D0 (en) * 2004-08-12 2004-09-15 Sepura Ltd Encryption in communication systems
US8594323B2 (en) * 2004-09-21 2013-11-26 Rockstar Consortium Us Lp Method and apparatus for generating large numbers of encryption keys
JP4551202B2 (ja) * 2004-12-07 2010-09-22 株式会社日立製作所 アドホックネットワークの認証方法、および、その無線通信端末
US20060143701A1 (en) * 2004-12-23 2006-06-29 Cisco Technology, Inc. Techniques for authenticating network protocol control messages while changing authentication secrets
US7512795B2 (en) * 2005-01-04 2009-03-31 Motorola, Inc. Method and apparatus for authenticating components
US7801526B2 (en) * 2005-03-29 2010-09-21 Motorola, Inc. Methods for informing subscribers of adjacent sites
US8024809B2 (en) * 2005-04-04 2011-09-20 Research In Motion Limited System and method for deleting confidential information
US20060270429A1 (en) * 2005-05-25 2006-11-30 Palo Alto Research Center Incorporated Three turn interactive voice messaging method
US7577455B2 (en) * 2005-05-25 2009-08-18 Palo Alto Research Center Incorporated Three turn interactive voice messaging system
US20060277555A1 (en) * 2005-06-03 2006-12-07 Damian Howard Portable device interfacing
US7444137B1 (en) * 2005-11-01 2008-10-28 At&T Mobility Ii Llc Cell broadcast via encoded message to an embedded client
US7426203B1 (en) * 2005-11-01 2008-09-16 At&T Mobility Ii Llc WAP push over cell broadcast
US7444133B1 (en) * 2005-11-01 2008-10-28 At&T Mobility Ii Llc Cell broadcast updates to application software
US7668121B2 (en) * 2006-01-10 2010-02-23 Intel Corporation Purging of authentication key contexts by base stations on handoff
US8031872B2 (en) * 2006-01-10 2011-10-04 Intel Corporation Pre-expiration purging of authentication key contexts
US20080039096A1 (en) * 2006-03-28 2008-02-14 Nokia Corporation Apparatus, method and computer program product providing secure distributed HO signaling for 3.9G with secure U-plane location update from source eNB
US20080147321A1 (en) * 2006-12-18 2008-06-19 Damian Howard Integrating Navigation Systems
GB2438454B (en) * 2006-05-26 2008-08-06 Motorola Inc Method and system for communication
US20080215240A1 (en) * 2006-12-18 2008-09-04 Damian Howard Integrating User Interfaces
US20080147308A1 (en) * 2006-12-18 2008-06-19 Damian Howard Integrating Navigation Systems
US8059819B2 (en) * 2007-01-17 2011-11-15 Panasonic Electric Works Co., Ltd. Systems and methods for distributing updates for a key at a maximum rekey rate
US8588420B2 (en) * 2007-01-18 2013-11-19 Panasonic Corporation Systems and methods for determining a time delay for sending a key update request
US20080253562A1 (en) * 2007-04-12 2008-10-16 Nokia Corporation Handshake procedure
US20080273706A1 (en) * 2007-05-04 2008-11-06 Neoscale Systems System and Method for Controlled Access Key Management
CN101400059B (zh) * 2007-09-28 2010-12-08 华为技术有限公司 一种active状态下的密钥更新方法和设备
US7931505B2 (en) * 2007-11-15 2011-04-26 Bose Corporation Portable device interfacing
KR100985857B1 (ko) * 2007-12-24 2010-10-08 한국전자통신연구원 휴대 단말기의 민감 정보 유출을 탐지 및 차단하는 장치 및방법
US8565434B2 (en) * 2008-05-27 2013-10-22 Qualcomm Incorporated Methods and systems for maintaining security keys for wireless communication
KR20100044525A (ko) * 2008-10-22 2010-04-30 주식회사 팬택 이동단말의 다중구역 관리 방법 및 다중구역 관리를 통한 이동단말의 핸드오프 방법
US8509448B2 (en) * 2009-07-29 2013-08-13 Motorola Solutions, Inc. Methods and device for secure transfer of symmetric encryption keys
US20110119487A1 (en) * 2009-11-13 2011-05-19 Velocite Systems, LLC System and method for encryption rekeying
EP2507723A1 (fr) * 2009-12-04 2012-10-10 Intellisist, Inc. Conversion d'un message par l'intermédiaire d'un convertisseur d'article de discussion
US8601266B2 (en) * 2010-03-31 2013-12-03 Visa International Service Association Mutual mobile authentication using a key management center
US9450928B2 (en) * 2010-06-10 2016-09-20 Gemalto Sa Secure registration of group of clients using single registration procedure
US20120155644A1 (en) * 2010-12-20 2012-06-21 Motorola, Inc. Method to maintain end-to-end encrypted calls through a tetra tmo-dmo gateway when using super groups
KR20120072032A (ko) * 2010-12-23 2012-07-03 한국전자통신연구원 모바일 단말의 상호인증 시스템 및 상호인증 방법
US9130742B2 (en) * 2012-03-30 2015-09-08 California Institute Of Technology Key agreement in wireless networks with active adversaries
US9148173B2 (en) 2012-03-30 2015-09-29 California Institute Of Technology Distributed reed-solomon codes for simple multiple access networks
US9285981B1 (en) 2012-07-16 2016-03-15 Wickr Inc. Discouraging screen capture
US9830089B1 (en) 2013-06-25 2017-11-28 Wickr Inc. Digital data sanitization
US10567349B2 (en) 2013-06-25 2020-02-18 Wickr Inc. Secure time-to-live
US9866591B1 (en) 2013-06-25 2018-01-09 Wickr Inc. Enterprise messaging platform
US10129260B1 (en) 2013-06-25 2018-11-13 Wickr Inc. Mutual privacy management
US9698976B1 (en) 2014-02-24 2017-07-04 Wickr Inc. Key management and dynamic perfect forward secrecy
US9584530B1 (en) 2014-06-27 2017-02-28 Wickr Inc. In-band identity verification and man-in-the-middle defense
US9654288B1 (en) 2014-12-11 2017-05-16 Wickr Inc. Securing group communications
US9584493B1 (en) 2015-12-18 2017-02-28 Wickr Inc. Decentralized authoritative messaging
US10291607B1 (en) 2016-02-02 2019-05-14 Wickr Inc. Providing real-time events to applications
US9591479B1 (en) 2016-04-14 2017-03-07 Wickr Inc. Secure telecommunications
US9602477B1 (en) 2016-04-14 2017-03-21 Wickr Inc. Secure file transfer
US10855440B1 (en) 2017-11-08 2020-12-01 Wickr Inc. Generating new encryption keys during a secure communication session
US11101999B2 (en) 2017-11-08 2021-08-24 Amazon Technologies, Inc. Two-way handshake for key establishment for secure communications
US10778432B2 (en) 2017-11-08 2020-09-15 Wickr Inc. End-to-end encryption during a secure communication session
US10541814B2 (en) 2017-11-08 2020-01-21 Wickr Inc. End-to-end encryption during a secure communication session

Family Cites Families (36)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4841433A (en) 1986-11-26 1989-06-20 American Telephone And Telegraph Company, At&T Bell Laboratories Method and apparatus for accessing data from data attribute tables
GB8704920D0 (en) 1987-03-03 1987-04-08 Hewlett Packard Co Secure messaging system
US5164988A (en) * 1991-10-31 1992-11-17 International Business Machines Corporation Method to establish and enforce a network cryptographic security policy in a public key cryptosystem
US5329573A (en) 1991-11-27 1994-07-12 At&T Bell Laboratories Arrangement for obtaining authentication key parameters in a cellular mobile telecommunications switching network
US5199072A (en) 1992-02-03 1993-03-30 Motorola, Inc. Method and apparatus for restricting access within a wireless local area network
WO1993017388A1 (fr) * 1992-02-26 1993-09-02 Clark Paul C Systeme de protection d'ordinateurs a l'aide de jetons intelligents ou de cartes a memoire
US5212955A (en) * 1992-08-07 1993-05-25 Mid South Industries, Inc. Half crescent shaped ice piece maker
US5788669A (en) * 1995-11-22 1998-08-04 Sims Deltec, Inc. Pump tracking system
US5432934A (en) * 1993-07-26 1995-07-11 Gensym Corporation Access restrictions as a means of configuring a user interface and making an application secure
US5812955A (en) 1993-11-04 1998-09-22 Ericsson Inc. Base station which relays cellular verification signals via a telephone wire network to verify a cellular radio telephone
DE69330065T2 (de) 1993-12-08 2001-08-09 Ibm Verfahren und System zur Schlüsselverteilung und Authentifizierung in einem Datenübertragungssystem
US5465300A (en) 1993-12-27 1995-11-07 Motorola, Inc. Secure communication setup method
US5513245A (en) 1994-08-29 1996-04-30 Sony Corporation Automatic generation of private authentication key for wireless communication systems
JP3271460B2 (ja) 1995-01-12 2002-04-02 ケイディーディーアイ株式会社 無線通信における識別子秘匿方法
US5539330A (en) * 1995-05-03 1996-07-23 Adaptive Systems, Inc. Interconnect bus system for use with self-configuring electronic circuit modules
US5825876A (en) * 1995-12-04 1998-10-20 Northern Telecom Time based availability to content of a storage medium
FI102235B1 (fi) * 1996-01-24 1998-10-30 Nokia Telecommunications Oy Autentikointiavainten hallinta matkaviestinjärjestelmässä
US5850444A (en) 1996-09-09 1998-12-15 Telefonaktienbolaget L/M Ericsson (Publ) Method and apparatus for encrypting radio traffic in a telecommunications network
JPH10112883A (ja) * 1996-10-07 1998-04-28 Hitachi Ltd 無線通信交換システム、交換機、公開鍵管理装置、移動端末および移動端末認証方法
US6108424A (en) * 1997-01-09 2000-08-22 U.S. Philips Corporation Mobile radio telephone station comprising a protection system for at least one authentication number and method of protecting an authentication number
US6026298A (en) 1997-01-11 2000-02-15 Compaq Computer Corporation Method and apparatus for providing switch capability mediation in a mobile telephone system
US5850445A (en) * 1997-01-31 1998-12-15 Synacom Technology, Inc. Authentication key management system and method
US5991822A (en) * 1997-03-17 1999-11-23 International Business Machines Corporation System for modifying functions of static device driver using a registered driver extension extended dynamically by providing an entry point for the driver extension
US6223035B1 (en) 1997-09-30 2001-04-24 Motorola, Inc. Method and apparatus for providing a subscriber record for packet data registration of a mobile station
GB2332594B (en) * 1997-12-19 2002-12-11 Motorola Ireland Ltd Method of processing a service request in a communications system, and control unit for same
GB2340344A (en) * 1998-07-29 2000-02-16 Nokia Mobile Phones Ltd Bilateral Data Transfer Verification for Programming a Cellular Phone
US6185484B1 (en) * 1998-08-05 2001-02-06 Eaton Corporation Method of operating a motor vehicle management computer system
IL126472A0 (en) 1998-10-07 1999-08-17 Nds Ltd Secure communications system
JP2000181803A (ja) 1998-12-18 2000-06-30 Fujitsu Ltd 鍵管理機能付電子データ保管装置および電子データ保管方法
US6418130B1 (en) 1999-01-08 2002-07-09 Telefonaktiebolaget L M Ericsson (Publ) Reuse of security associations for improving hand-over performance
CN1346562A (zh) 1999-02-10 2002-04-24 艾利森电话股份有限公司 无偿地址解析协议在移动性支持方面的应用
GB9922847D0 (en) 1999-09-27 1999-11-24 Simoco Int Ltd Radio communications
US6477387B1 (en) 1999-10-08 2002-11-05 Motorola, Inc. Method and apparatus for automatically grouping communication units in a communication system
US6920559B1 (en) * 2000-04-28 2005-07-19 3Com Corporation Using a key lease in a secondary authentication protocol after a primary authentication protocol has been performed
US6876747B1 (en) * 2000-09-29 2005-04-05 Nokia Networks Oy Method and system for security mobility between different cellular systems
US7123719B2 (en) * 2001-02-16 2006-10-17 Motorola, Inc. Method and apparatus for providing authentication in a communication system

Also Published As

Publication number Publication date
ATE501560T1 (de) 2011-03-15
EP1362452B1 (fr) 2006-11-15
ATE345621T1 (de) 2006-12-15
US7522727B2 (en) 2009-04-21
PT1362452E (pt) 2007-02-28
US7424116B2 (en) 2008-09-09
DE60216050D1 (de) 2006-12-28
US20020154776A1 (en) 2002-10-24
ES2360943T3 (es) 2011-06-10
DE60239429D1 (de) 2011-04-21
DE60216050T2 (de) 2007-05-16
EP1742411B8 (fr) 2011-06-15
EP1742411B1 (fr) 2011-03-09
IL157048A (en) 2009-12-24
WO2002067495A2 (fr) 2002-08-29
ATE552668T1 (de) 2012-04-15
EP1362452A2 (fr) 2003-11-19
EP1744484B1 (fr) 2012-04-04
EP1744484A1 (fr) 2007-01-17
EP1742411A1 (fr) 2007-01-10
US20070098171A1 (en) 2007-05-03
ES2274964T3 (es) 2007-06-01
US7123719B2 (en) 2006-10-17
EP1362452A4 (fr) 2004-09-22
US20070101141A1 (en) 2007-05-03
DK1362452T3 (da) 2007-03-26
WO2002067495A3 (fr) 2002-10-24

Similar Documents

Publication Publication Date Title
IL157048A0 (en) Method and apparatus for providing authentication in a communication system
EP0998080A3 (fr) Procédé de sécurisation de communication radio dans un système mobile
TW429721B (en) Method for two party authentication and key agreement
EP1478204A3 (fr) Procédé et appareil d'authentification dans un système de communications
CA2375896A1 (fr) Dispositif et procede de transmission commande par portes dans un systeme de communication amcr
EP1337087A3 (fr) Distribution de clés de securité utilisant des stratégies de renouvellement de clés dans des réseaux sans fil
EP1758417A4 (fr) Procede d'authentification
WO2004001547A3 (fr) Systeme d'autorisation de communication perfectionne d'un point de vue technologique
EP0720400A3 (fr) Fonction empèchant l'utilisation illicite du téléphone mobile, procédé et système correspondant
MY118601A (en) Method, and associated apparatus, for selectively permitting transmission of packet data to a mobile terminal
MY137892A (en) Method and device for securing content delivery over a network
WO2006113525A3 (fr) Procede et appareil pour authentifier une station mobile dans un reseau de communication sans fil
HK1043848A1 (en) Method and system for automatically logging a mobile telephone user onto a computer network
TW200631373A (en) Bootstrapping authentication using distinguished random challenges
AU2002342779A1 (en) Verifying check-in authentication by using an access authentication token
MY128685A (en) Method of and apparatus for providing secure communication of digital data between devices.
PT2257095E (pt) Função de inter-conexão para a autenticação de um terminal numa rede de área local sem fios
CA2380123A1 (fr) Itinerance unidirectionnelle d'un systeme ans-41 a un systeme gsm
WO1999003285A3 (fr) Procede et dispositif d'authentification reciproque d'elements constitutifs dans un reseau par procede de defi-reponse
WO2005011309A8 (fr) Procede et dispositif utilisables dans un systeme de communication sans fil pour l'expedition d'une demande de ressources montantes
AU2003240784A8 (en) Wireless communication system, apparatus and method
WO2002045340A3 (fr) Schema cryptographique a seuil destine a des systemes d'authentification de message
WO2002003285A8 (fr) Procede et systeme ainsi que porteuse de donnees permettant l'authentification d'un client souhaitant obtenir un service ou un produit d'un fournisseur
WO2002007406A3 (fr) Procede de mise a disposition d'un module de programme dans un systeme de communication
WO2002091668A3 (fr) Procede et systeme permettant de proteger l'integrite de donnees