GB2327567A - Controlling Access to SMSCB Service - Google Patents

Controlling Access to SMSCB Service Download PDF

Info

Publication number
GB2327567A
GB2327567A GB9715097A GB9715097A GB2327567A GB 2327567 A GB2327567 A GB 2327567A GB 9715097 A GB9715097 A GB 9715097A GB 9715097 A GB9715097 A GB 9715097A GB 2327567 A GB2327567 A GB 2327567A
Authority
GB
United Kingdom
Prior art keywords
message
access
mobile stations
cell
decryption key
Prior art date
Legal status (The legal status 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 status listed.)
Withdrawn
Application number
GB9715097A
Other languages
English (en)
Other versions
GB9715097D0 (en
Inventor
Peter Ford
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Orange Personal Communications Services Ltd
Original Assignee
Orange Personal Communications Services 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
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=10816021&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=GB2327567(A) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Orange Personal Communications Services Ltd filed Critical Orange Personal Communications Services Ltd
Priority to GB9715097A priority Critical patent/GB2327567A/en
Publication of GB9715097D0 publication Critical patent/GB9715097D0/en
Priority to EP98933788A priority patent/EP0997047B1/en
Priority to DE69831244T priority patent/DE69831244T2/de
Priority to AT98933788T priority patent/ATE302533T1/de
Priority to JP2000503671A priority patent/JP2001510970A/ja
Priority to AU83487/98A priority patent/AU756418B2/en
Priority to CN98807318A priority patent/CN1123243C/zh
Priority to ES98933788T priority patent/ES2245802T3/es
Priority to PCT/GB1998/002064 priority patent/WO1999004583A1/en
Publication of GB2327567A publication Critical patent/GB2327567A/en
Withdrawn legal-status Critical Current

Links

Classifications

    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04WWIRELESS COMMUNICATION NETWORKS
    • H04W12/00Security arrangements; Authentication; Protecting privacy or anonymity
    • H04W12/08Access security
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04WWIRELESS COMMUNICATION NETWORKS
    • H04W12/00Security arrangements; Authentication; Protecting privacy or anonymity
    • H04W12/03Protecting confidentiality, e.g. by encryption
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04LTRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L63/00Network architectures or network communication protocols for network security
    • H04L63/04Network architectures or network communication protocols for network security for providing a confidential data exchange among entities communicating through data packet networks
    • H04L63/0428Network architectures or network communication protocols for network security for providing a confidential data exchange among entities communicating through data packet networks wherein the data content is protected, e.g. by encrypting or encapsulating the payload
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04LTRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L63/00Network architectures or network communication protocols for network security
    • H04L63/04Network architectures or network communication protocols for network security for providing a confidential data exchange among entities communicating through data packet networks
    • H04L63/0428Network architectures or network communication protocols for network security for providing a confidential data exchange among entities communicating through data packet networks wherein the data content is protected, e.g. by encrypting or encapsulating the payload
    • H04L63/0435Network architectures or network communication protocols for network security for providing a confidential data exchange among entities communicating through data packet networks wherein the data content is protected, e.g. by encrypting or encapsulating the payload wherein the sending and receiving network entities apply symmetric encryption, i.e. same key used for encryption and decryption
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04LTRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L63/00Network architectures or network communication protocols for network security
    • H04L63/06Network architectures or network communication protocols for network security for supporting key management in a packet data network
    • H04L63/068Network architectures or network communication protocols for network security for supporting key management in a packet data network using time-dependent keys, e.g. periodically changing keys
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04LTRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L63/00Network architectures or network communication protocols for network security
    • H04L63/08Network architectures or network communication protocols for network security for authentication of entities
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04WWIRELESS COMMUNICATION NETWORKS
    • H04W12/00Security arrangements; Authentication; Protecting privacy or anonymity
    • H04W12/60Context-dependent security
    • H04W12/69Identity-dependent
    • H04W12/72Subscriber identity
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04WWIRELESS COMMUNICATION NETWORKS
    • H04W4/00Services specially adapted for wireless communication networks; Facilities therefor
    • H04W4/06Selective distribution of broadcast services, e.g. multimedia broadcast multicast service [MBMS]; Services to user groups; One-way selective calling services
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04WWIRELESS COMMUNICATION NETWORKS
    • H04W4/00Services specially adapted for wireless communication networks; Facilities therefor
    • H04W4/12Messaging; Mailboxes; Announcements

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Security & Cryptography (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Mobile Radio Communication Systems (AREA)
  • Telephonic Communication Services (AREA)
  • Telephone Function (AREA)
GB9715097A 1997-07-17 1997-07-17 Controlling Access to SMSCB Service Withdrawn GB2327567A (en)

Priority Applications (9)

Application Number Priority Date Filing Date Title
GB9715097A GB2327567A (en) 1997-07-17 1997-07-17 Controlling Access to SMSCB Service
PCT/GB1998/002064 WO1999004583A1 (en) 1997-07-17 1998-07-13 Encrypted broadcast messages in a cellular communications system
ES98933788T ES2245802T3 (es) 1997-07-17 1998-07-13 Mensajes encriptados para su difusion en un sistema de comunicaciones celular.
AT98933788T ATE302533T1 (de) 1997-07-17 1998-07-13 Verschlüsselte rundschreibnachrichten in einem zellularen kommunikationssystem
DE69831244T DE69831244T2 (de) 1997-07-17 1998-07-13 Verschlüsselte rundschreibnachrichten in einem zellularen kommunikationssystem
EP98933788A EP0997047B1 (en) 1997-07-17 1998-07-13 Encrypted broadcast messages in a cellular communications system
JP2000503671A JP2001510970A (ja) 1997-07-17 1998-07-13 セルラー方式通信システムにおける暗号化同報メッセージ
AU83487/98A AU756418B2 (en) 1997-07-17 1998-07-13 Encrypted broadcast messages in a cellular communications system
CN98807318A CN1123243C (zh) 1997-07-17 1998-07-13 蜂窝通信系统中的加密广播消息

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB9715097A GB2327567A (en) 1997-07-17 1997-07-17 Controlling Access to SMSCB Service

Publications (2)

Publication Number Publication Date
GB9715097D0 GB9715097D0 (en) 1997-09-24
GB2327567A true GB2327567A (en) 1999-01-27

Family

ID=10816021

Family Applications (1)

Application Number Title Priority Date Filing Date
GB9715097A Withdrawn GB2327567A (en) 1997-07-17 1997-07-17 Controlling Access to SMSCB Service

Country Status (9)

Country Link
EP (1) EP0997047B1 (enExample)
JP (1) JP2001510970A (enExample)
CN (1) CN1123243C (enExample)
AT (1) ATE302533T1 (enExample)
AU (1) AU756418B2 (enExample)
DE (1) DE69831244T2 (enExample)
ES (1) ES2245802T3 (enExample)
GB (1) GB2327567A (enExample)
WO (1) WO1999004583A1 (enExample)

Cited By (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2001017288A1 (en) * 1999-08-28 2001-03-08 Koninklijke Philips Electronics N.V. System and method of communicating encrypted group broadcast messages
FR2799918A1 (fr) * 1999-10-18 2001-04-20 Bull Cp8 Systeme et procede et de transmission de messages, et utilisation du systeme de transmission pour l'investigation de services fournis
WO2002017659A1 (en) * 2000-08-17 2002-02-28 Sepura Limited Short data messages in mobile communications systems
FR2815509A1 (fr) * 2000-10-18 2002-04-19 Swap Com Systeme d'informations personnalisees sur telephone mobile en utilisant la multidiffusion "cell broadcast", et un logiciel de controle d'acces a bord du telephone, telecommande par l'operateur du service
WO2002087267A1 (en) * 2001-04-25 2002-10-31 Celltick Technologies Ltd Mobile cellular telecommunications infrastructure based multi-user applications
FR2826212A1 (fr) * 2001-06-15 2002-12-20 Gemplus Card Int Procede de chargement a distance d'une cle de cryptage dans un poste d'un reseau de telecommunication
WO2003088054A1 (en) 2002-04-12 2003-10-23 Vodafone Group Plc Method and system for distribution of encrypted data in a mobile network
WO2004077857A1 (en) * 2003-02-28 2004-09-10 Nokia Corporation Broadcast messaging in a telecommunication network
DE10317037A1 (de) * 2003-04-14 2004-11-04 Orga Kartensysteme Gmbh Verfahren zum Schutz von Daten gegen unberechtigte Benutzung auf einem Mobilfunkgerät
WO2005043297A2 (en) 2003-10-20 2005-05-12 Motorola Inc., A Corporation Of The State Of Deleware Method and apparatus for interchanging and processing mobile radio subsystem control information
US7039423B2 (en) * 2000-01-13 2006-05-02 Celltick Technologies Ltd. Method for operating a cellular telecommunications network, and method for operating a personal cellular telecommunications device
US7245902B2 (en) 2002-01-16 2007-07-17 2 Ergo Limited Secure messaging via a mobile communications network
US7523303B2 (en) * 1998-07-29 2009-04-21 Nec Corporation System and method for distributing digital works, apparatus and method for reproducing digital works, and computer program product
WO2008118882A3 (en) * 2007-03-23 2009-05-07 Qualcomm Inc Method and apparatus for determining broadcast messages in wireless signals
US8121651B2 (en) 2006-02-12 2012-02-21 Celltick Technologies Ltd. Content personalization of personal cellular telecommunications devices
US8200202B2 (en) 2007-07-31 2012-06-12 Celltick Technologies Ltd. User activity tracking on personal cellular telecommunications devices
US8204488B2 (en) 2006-06-13 2012-06-19 Celltick Technologies Ltd. Web content distribution to personal cellular telecommunications devices
US8213972B2 (en) 2006-12-19 2012-07-03 Celltick Technologies Ltd. Mobile advertising packages for displaying advertisement display messages on personal cellular telecommunications devices
US8219153B2 (en) 2007-01-04 2012-07-10 Celltick Technologies Ltd. Mobile advertising on personal cellular telecommunications devices
WO2012108803A1 (en) 2011-02-07 2012-08-16 Telefonaktiebolaget L M Ericsson (Publ) Method and apparatus for transmitting secure cell broadcast messages in a cellular communication network

Families Citing this family (25)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2000295170A (ja) * 1999-04-09 2000-10-20 Sony Corp 通信システム、通信端末装置および情報配信装置
NO311000B1 (no) * 1999-06-10 2001-09-24 Ericsson Telefon Ab L M Sikkerhetslosning for mobile telefoner med WAP
US7581110B1 (en) 1999-08-25 2009-08-25 Nokia Corporation Key distribution for encrypted broadcast data using minimal system bandwidth
US7024200B2 (en) 2000-08-14 2006-04-04 Vesuvius, Inc. Communique system with active feedback for cellular communication networks
US6954641B2 (en) 2000-08-14 2005-10-11 Vesivius, Inc. Communique wireless subscriber device for a cellular communication network
US6907023B2 (en) 2000-08-14 2005-06-14 Vesuvius, Inc. Communique system with dynamic bandwidth allocation in cellular communication networks
US9100457B2 (en) 2001-03-28 2015-08-04 Qualcomm Incorporated Method and apparatus for transmission framing in a wireless communication system
US7352868B2 (en) 2001-10-09 2008-04-01 Philip Hawkes Method and apparatus for security in a data processing system
US7649829B2 (en) 2001-10-12 2010-01-19 Qualcomm Incorporated Method and system for reduction of decoding complexity in a communication system
CN1268093C (zh) * 2002-03-08 2006-08-02 华为技术有限公司 无线局域网加密密钥的分发方法
DE10222461A1 (de) * 2002-05-22 2003-12-11 Guido Gutteck Empfangsbereite mobile Kommunikationseinrichtung wahlweise durch Zugriffscode ganz oder teilweise vor unbefugter Ingebrauchnahme geschützt
US7599655B2 (en) 2003-01-02 2009-10-06 Qualcomm Incorporated Method and apparatus for broadcast services in a communication system
US8718279B2 (en) 2003-07-08 2014-05-06 Qualcomm Incorporated Apparatus and method for a secure broadcast system
KR100976474B1 (ko) * 2003-07-10 2010-08-18 엘지전자 주식회사 이동통신 시스템에서 이동 네트워크 식별 방법
JP4237580B2 (ja) * 2003-08-26 2009-03-11 富士通株式会社 セルブロードキャスト情報の遠隔アクセス方式
US8724803B2 (en) 2003-09-02 2014-05-13 Qualcomm Incorporated Method and apparatus for providing authenticated challenges for broadcast-multicast communications in a communication system
US7657234B2 (en) 2004-02-05 2010-02-02 Qualcomm Incorporated Transparent broadcast services for a multi-mode wireless device
DE602004023546D1 (de) 2004-07-22 2009-11-19 Telecom Italia Spa Verfahren und system zur verbesserung der robustheit der sicheren nachrichtenübermittlung in einem mobilkommunikationsnetz
SE532117C2 (sv) * 2004-12-17 2009-10-27 Ericsson Telefon Ab L M Auktorisering i cellulära kommunikationssystem
US8588756B2 (en) 2005-11-30 2013-11-19 Telecom Italia S.P.A. Method and system for updating applications in mobile communications terminals
KR100840901B1 (ko) 2007-06-22 2008-06-24 주식회사 케이티프리텔 Ota 서비스를 제공하기 위한 시스템 및 그 방법
CN101784013B (zh) * 2010-03-16 2012-05-23 西安西电捷通无线网络通信股份有限公司 一种基于业务的安全组播方法及系统
CN102413463B (zh) * 2011-10-12 2013-09-25 厦门大学 填充序列长度可变的无线媒体接入层鉴权和密钥协商方法
EP3261286A4 (en) 2015-02-16 2018-09-12 Nec Corporation Communication system, node device, communication terminal, key management method and non-temporary computer-readable medium in which program is stored
CN108307324B (zh) * 2018-01-22 2021-11-19 深圳优特利通信技术有限公司 一种广播消息安全传输方法及装置

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5325432A (en) * 1993-02-04 1994-06-28 Motorola, Inc. Method for updating encryption key information in communication units
WO1996029835A1 (en) * 1995-03-17 1996-09-26 Hitachi, Ltd. System and method for supplying portable terminal with information
GB2304499A (en) * 1995-08-16 1997-03-19 Plessey Telecomm Telecommunications data transmission system

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB9121759D0 (en) * 1991-10-14 1991-11-27 Philips Electronic Associated Communications receiver
US5768276A (en) * 1992-10-05 1998-06-16 Telefonaktiebolaget Lm Ericsson Digital control channels having logical channels supporting broadcast SMS
ES2103557T3 (es) * 1994-06-20 1997-09-16 Eidgenoess Ptt Dispositivo para la transmision de mensajes dentro de una red de comunicacion movil.

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5325432A (en) * 1993-02-04 1994-06-28 Motorola, Inc. Method for updating encryption key information in communication units
WO1996029835A1 (en) * 1995-03-17 1996-09-26 Hitachi, Ltd. System and method for supplying portable terminal with information
GB2304499A (en) * 1995-08-16 1997-03-19 Plessey Telecomm Telecommunications data transmission system

Cited By (35)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7523303B2 (en) * 1998-07-29 2009-04-21 Nec Corporation System and method for distributing digital works, apparatus and method for reproducing digital works, and computer program product
WO2001017288A1 (en) * 1999-08-28 2001-03-08 Koninklijke Philips Electronics N.V. System and method of communicating encrypted group broadcast messages
FR2799918A1 (fr) * 1999-10-18 2001-04-20 Bull Cp8 Systeme et procede et de transmission de messages, et utilisation du systeme de transmission pour l'investigation de services fournis
WO2001030093A1 (fr) * 1999-10-18 2001-04-26 Bull Cp8 Systeme et procede de transmission de messages, et utilisation du systeme de transmission pour l'investigation de services fournis
US7130648B1 (en) 1999-10-18 2006-10-31 Cp8 Technologies Message transmission system and method, and utilization of the transmission system to investigate services offered
KR100716259B1 (ko) * 1999-10-18 2007-05-08 쎄뻬8 테크날러지스 에스에이 메시지를 전송하는 시스템과 방법 및 제공된 서비스의조사용으로 메시지를 전송하기 위한 상기 시스템의 사용
US8150426B2 (en) 2000-01-13 2012-04-03 Celltick Technologies Ltd. Method for operating a cellular telecommunications network, and method for operating a personal cellular telecommunications device
US7039423B2 (en) * 2000-01-13 2006-05-02 Celltick Technologies Ltd. Method for operating a cellular telecommunications network, and method for operating a personal cellular telecommunications device
US8391900B2 (en) 2000-01-13 2013-03-05 Celltick Technologies Ltd. Method for operating a cellular telecommunications network, and method for operating a personal cellular telecommunications device
US8170587B2 (en) 2000-01-13 2012-05-01 Celltick Technologies Ltd. Method for operating a cellular telecommunication network, and method for operating a personal cellular telecommunication device
WO2002017659A1 (en) * 2000-08-17 2002-02-28 Sepura Limited Short data messages in mobile communications systems
WO2002033993A1 (fr) * 2000-10-18 2002-04-25 Swap Com Procede de diffusion d'informations personnalisees pour reseau de telephonie mobile
FR2815509A1 (fr) * 2000-10-18 2002-04-19 Swap Com Systeme d'informations personnalisees sur telephone mobile en utilisant la multidiffusion "cell broadcast", et un logiciel de controle d'acces a bord du telephone, telecommande par l'operateur du service
US7801541B2 (en) 2001-04-25 2010-09-21 Celltick Technologies Ltd. Mobile cellular telecommunications infrastructure based multi-user applications
WO2002087267A1 (en) * 2001-04-25 2002-10-31 Celltick Technologies Ltd Mobile cellular telecommunications infrastructure based multi-user applications
WO2003003772A3 (fr) * 2001-06-15 2003-02-27 Gemplus Card Int Procede de chargement a distance d'une cle de cryptage dans un poste d'un reseau de telecommunication
FR2826212A1 (fr) * 2001-06-15 2002-12-20 Gemplus Card Int Procede de chargement a distance d'une cle de cryptage dans un poste d'un reseau de telecommunication
US7245902B2 (en) 2002-01-16 2007-07-17 2 Ergo Limited Secure messaging via a mobile communications network
GB2387505B (en) * 2002-04-12 2005-11-23 Vodafone Plc Communication systems
CN1303538C (zh) * 2002-04-12 2007-03-07 沃达方集团有限公司 用于在移动网络中分发加密数据的方法和系统
WO2003088054A1 (en) 2002-04-12 2003-10-23 Vodafone Group Plc Method and system for distribution of encrypted data in a mobile network
WO2004077857A1 (en) * 2003-02-28 2004-09-10 Nokia Corporation Broadcast messaging in a telecommunication network
DE10317037A1 (de) * 2003-04-14 2004-11-04 Orga Kartensysteme Gmbh Verfahren zum Schutz von Daten gegen unberechtigte Benutzung auf einem Mobilfunkgerät
WO2005043297A2 (en) 2003-10-20 2005-05-12 Motorola Inc., A Corporation Of The State Of Deleware Method and apparatus for interchanging and processing mobile radio subsystem control information
KR101165480B1 (ko) 2003-10-20 2012-07-13 모토로라 모빌리티, 인크. 모바일 라디오 서브시스템 제어 정보의 교환 및 처리를위한 방법 및 장치
EP1676383A4 (en) * 2003-10-20 2008-05-21 Motorola Inc METHOD AND DEVICE FOR REPLACING AND WORKING MOBILE RADIO SUBSYSTEM CONTROL INFORMATION
US8121651B2 (en) 2006-02-12 2012-02-21 Celltick Technologies Ltd. Content personalization of personal cellular telecommunications devices
US8204488B2 (en) 2006-06-13 2012-06-19 Celltick Technologies Ltd. Web content distribution to personal cellular telecommunications devices
US8213972B2 (en) 2006-12-19 2012-07-03 Celltick Technologies Ltd. Mobile advertising packages for displaying advertisement display messages on personal cellular telecommunications devices
US8219153B2 (en) 2007-01-04 2012-07-10 Celltick Technologies Ltd. Mobile advertising on personal cellular telecommunications devices
WO2008118882A3 (en) * 2007-03-23 2009-05-07 Qualcomm Inc Method and apparatus for determining broadcast messages in wireless signals
US9071414B2 (en) 2007-03-23 2015-06-30 Qualcomm Incorporated Method and apparatus for distinguishing broadcast messages in wireless signals
US8200202B2 (en) 2007-07-31 2012-06-12 Celltick Technologies Ltd. User activity tracking on personal cellular telecommunications devices
WO2012108803A1 (en) 2011-02-07 2012-08-16 Telefonaktiebolaget L M Ericsson (Publ) Method and apparatus for transmitting secure cell broadcast messages in a cellular communication network
US9398426B2 (en) 2011-02-07 2016-07-19 Telefonaktiebolaget Lm Ericsson (Publ) Method and apparatus for transmitting secure cell broadcast messages in a cellular communication network

Also Published As

Publication number Publication date
AU756418B2 (en) 2003-01-09
CN1264521A (zh) 2000-08-23
CN1123243C (zh) 2003-10-01
JP2001510970A (ja) 2001-08-07
ES2245802T3 (es) 2006-01-16
DE69831244T2 (de) 2006-06-29
ATE302533T1 (de) 2005-09-15
GB9715097D0 (en) 1997-09-24
DE69831244D1 (de) 2005-09-22
WO1999004583A1 (en) 1999-01-28
EP0997047B1 (en) 2005-08-17
AU8348798A (en) 1999-02-10
EP0997047A1 (en) 2000-05-03

Similar Documents

Publication Publication Date Title
AU756418B2 (en) Encrypted broadcast messages in a cellular communications system
KR100695862B1 (ko) 방송 서비스 액세스 제어
EP1782650B1 (en) Method and system for improving robustness of secure messaging in a mobile communications network
IL133158A0 (en) Procedure for the control of a subscriber identity module in a data communication system and a data communication system
EP1228657B1 (en) Base transceiver station automatic encryption handling
CN101820624B (zh) 数据处理系统中的安全方法和装置
US20080022110A1 (en) Message authentication system and message authentication method
EP1279310B1 (en) Arrangement and method for subscription to a cell broadcast service
KR100840886B1 (ko) 셀 방송 장치 및 방법
MXPA00012451A (en) Broadcast service access control

Legal Events

Date Code Title Description
WAP Application withdrawn, taken to be withdrawn or refused ** after publication under section 16(1)