[go: up one dir, main page]

ATE514294T2 - Verbesserter sicherheitsentwurf für die kryptographie in mobilkommunikationssystemen - Google Patents

Verbesserter sicherheitsentwurf für die kryptographie in mobilkommunikationssystemen Download PDF

Info

Publication number
ATE514294T2
ATE514294T2 AT04775405T AT04775405T ATE514294T2 AT E514294 T2 ATE514294 T2 AT E514294T2 AT 04775405 T AT04775405 T AT 04775405T AT 04775405 T AT04775405 T AT 04775405T AT E514294 T2 ATE514294 T2 AT E514294T2
Authority
AT
Austria
Prior art keywords
algorithm
security
key
basic
mobile
Prior art date
Application number
AT04775405T
Other languages
English (en)
Inventor
Rolf Blom
Mats Naeslund
Jari Arkko
Original Assignee
Ericsson Telefon Ab L M
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=34393061&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=ATE514294(T2) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Ericsson Telefon Ab L M filed Critical Ericsson Telefon Ab L M
Application granted granted Critical
Publication of ATE514294T2 publication Critical patent/ATE514294T2/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
    • H04L9/0838—Key agreement, i.e. key establishment technique in which a shared key is derived by parties as a function of information contributed by, or associated with, each of these
    • H04L9/0841—Key agreement, i.e. key establishment technique in which a shared key is derived by parties as a function of information contributed by, or associated with, each of these involving Diffie-Hellman or related key agreement protocols
    • H04L9/0844—Key agreement, i.e. key establishment technique in which a shared key is derived by parties as a function of information contributed by, or associated with, each of these involving Diffie-Hellman or related key agreement protocols with user authentication or key authentication, e.g. ElGamal, MTI, MQV-Menezes-Qu-Vanstone protocol or Diffie-Hellman protocols using implicitly-certified 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
    • H04L63/04—Network architectures or network communication protocols for network security for providing a confidential data exchange among entities communicating through data packet networks
    • H04L63/0428—Network 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
    • 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
    • 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
    • H04W12/02—Protecting privacy or anonymity, e.g. protecting personally identifiable information [PII]
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W12/00—Security arrangements; Authentication; Protecting privacy or anonymity
    • H04W12/03—Protecting confidentiality, e.g. by encryption
    • H04W12/033—Protecting confidentiality, e.g. by encryption of the user plane, e.g. user's traffic
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W12/00—Security arrangements; Authentication; Protecting privacy or anonymity
    • H04W12/03—Protecting confidentiality, e.g. by encryption
    • H04W12/037—Protecting confidentiality, e.g. by encryption of the control plane, e.g. signalling traffic
    • 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
    • H04W12/062—Pre-authentication
    • 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

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)
  • Mobile Radio Communication Systems (AREA)
AT04775405T 2003-09-26 2004-09-10 Verbesserter sicherheitsentwurf für die kryptographie in mobilkommunikationssystemen ATE514294T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US50574803P 2003-09-26 2003-09-26
PCT/SE2004/001300 WO2005032201A1 (en) 2003-09-26 2004-09-10 Enhanced security design for cryptography in mobile communication systems

Publications (1)

Publication Number Publication Date
ATE514294T2 true ATE514294T2 (de) 2011-07-15

Family

ID=34393061

Family Applications (2)

Application Number Title Priority Date Filing Date
AT04775405T ATE514294T2 (de) 2003-09-26 2004-09-10 Verbesserter sicherheitsentwurf für die kryptographie in mobilkommunikationssystemen
AT11161433T ATE552709T1 (de) 2003-09-26 2004-09-10 Verbesserter sicherheitsentwurf für die kryptographie in mobilkommunikationssystemen

Family Applications After (1)

Application Number Title Priority Date Filing Date
AT11161433T ATE552709T1 (de) 2003-09-26 2004-09-10 Verbesserter sicherheitsentwurf für die kryptographie in mobilkommunikationssystemen

Country Status (10)

Country Link
US (1) US7660417B2 (de)
EP (2) EP2357858B3 (de)
JP (1) JP4688808B2 (de)
CN (1) CN1857024B (de)
AT (2) ATE514294T2 (de)
DK (1) DK1671511T4 (de)
ES (2) ES2367692T5 (de)
PL (1) PL2357858T6 (de)
PT (1) PT2357858E (de)
WO (1) WO2005032201A1 (de)

Families Citing this family (59)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2004084472A2 (en) 2003-03-18 2004-09-30 Qualcomm Incorporated Internetworking between a first network and a second network
CN1868163B (zh) * 2003-10-16 2011-01-26 松下电器产业株式会社 加密通信系统和通信装置
US8229118B2 (en) * 2003-11-07 2012-07-24 Qualcomm Incorporated Method and apparatus for authentication in wireless communications
DE102004013658B3 (de) * 2004-03-19 2005-12-08 Siemens Ag Protokollerweiterung einer Signalisierungsnachricht
WO2006016260A2 (en) * 2004-08-11 2006-02-16 Nokia Corporation Apparatus, and associated method, for facilitating secure, make-before-break hand-off in a radio communication system
KR100680177B1 (ko) * 2004-12-30 2007-02-08 삼성전자주식회사 홈 네트워크 외부에서 사용자를 인증하는 방법
GB2421874B (en) * 2004-12-31 2008-04-09 Motorola Inc Mobile station, system, network processor and method for use in mobile communications
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
US7602911B2 (en) * 2005-03-14 2009-10-13 Microsoft Corporation Method and system for enhancing cryptography-based security
EP1717254A1 (de) 2005-04-29 2006-11-02 Sika Technology AG Feuchtigkeitshärtende Zusammensetzung mit erhöhter Dehnbarkeit
JP4936238B2 (ja) * 2005-06-13 2012-05-23 株式会社トプスシステムズ セキュリティ管理装置
CN100369430C (zh) * 2005-06-21 2008-02-13 中兴通讯股份有限公司 一种ip多媒体子系统接入安全的保护方法
US20070042754A1 (en) * 2005-07-29 2007-02-22 Bajikar Sundeep M Security parameter provisioning in an open platform using 3G security infrastructure
US7725709B2 (en) * 2005-09-09 2010-05-25 Telefonaktiebolaget L M Ericsson (Publ) Methods for secure and bandwidth efficient cryptographic synchronization
EP1784016A1 (de) * 2005-11-03 2007-05-09 Nagravision S.A. Verfahren zur Sicherung der Datenübertragung zwischen einem Multimediaendgerät und einem Sicherheitsmodul
US8229398B2 (en) 2006-01-30 2012-07-24 Qualcomm Incorporated GSM authentication in a CDMA network
US7752441B2 (en) 2006-02-13 2010-07-06 Alcatel-Lucent Usa Inc. Method of cryptographic synchronization
EP3182639B1 (de) * 2006-03-28 2020-05-06 Telefonaktiebolaget LM Ericsson (publ) Verfahren und vorrichtung zur verwaltung von schlüsseln für verschlüsselung und integrität
US9106409B2 (en) 2006-03-28 2015-08-11 Telefonaktiebolaget L M Ericsson (Publ) Method and apparatus for handling keys used for encryption and integrity
DE102006018645B4 (de) * 2006-04-21 2008-07-24 Nokia Siemens Networks Gmbh & Co.Kg Verfahren, Vorrichtungen und Computerprogrammprodukt zum Ver- und Entschlüsseln von Mediendaten
JP4983165B2 (ja) * 2006-09-05 2012-07-25 ソニー株式会社 通信システムおよび通信方法、情報処理装置および方法、デバイス、プログラム、並びに記録媒体
US8094817B2 (en) * 2006-10-18 2012-01-10 Telefonaktiebolaget Lm Ericsson (Publ) Cryptographic key management in communication networks
KR101048560B1 (ko) * 2006-10-20 2011-07-11 노키아 코포레이션 차세대 이동 네트워크에서의 보호용 키를 생성하는 방법, 네트워크 디바이스, 사용자 장비 및 컴퓨터 판독가능 매체
FI20070095A0 (fi) * 2007-02-02 2007-02-02 Nokia Corp Turva-avainten luominen langatonta viestintää varten
CN101309500B (zh) 2007-05-15 2011-07-20 华为技术有限公司 不同无线接入技术间切换时安全协商的方法和装置
WO2008151663A1 (en) * 2007-06-12 2008-12-18 Telefonaktiebolaget Lm Ericsson (Publ) Method and apparatuses for authentication and reauthentication of a user with first and second authentication procedures
GB2454204A (en) * 2007-10-31 2009-05-06 Nec Corp Core network selecting security algorithms for use between a base station and a user device
EP3242436A1 (de) * 2008-06-06 2017-11-08 Telefonaktiebolaget LM Ericsson (publ) Generierung von kryptographische schlüssel
JP5590803B2 (ja) * 2009-01-13 2014-09-17 キヤノン株式会社 通信装置及び通信方法
GB2471455A (en) * 2009-06-29 2011-01-05 Nec Corp Secure network connection
JP5285778B2 (ja) * 2009-08-03 2013-09-11 日本電信電話株式会社 関数暗号応用システム及び方法
CN102970678B (zh) * 2009-09-08 2016-12-07 华为技术有限公司 加密算法协商方法、网元及移动台
CN102014381B (zh) * 2009-09-08 2012-12-12 华为技术有限公司 加密算法协商方法、网元及移动台
CN101742498A (zh) * 2009-12-18 2010-06-16 中兴通讯股份有限公司 空口密钥的管理方法和系统
CN101790155A (zh) * 2009-12-30 2010-07-28 中兴通讯股份有限公司 一种更新移动终端安全算法的方法、装置及系统
BR112012018268B1 (pt) * 2010-03-17 2021-02-02 Telefonaktiebolaget Lm Ericsson (Publ) métodos, nó que serve um terminal móvel e terminal móvel
CA2697687C (en) * 2010-03-24 2014-02-18 Diversinet Corp. Method and system for secure communication using hash-based message authentication codes
JP5740867B2 (ja) * 2010-08-18 2015-07-01 ソニー株式会社 通信装置、情報処理システムおよび暗号切替方法
WO2012065112A2 (en) * 2010-11-12 2012-05-18 Apple Inc. Apparatus and methods for recordation of device history across multiple software emulations
EP2730112A4 (de) * 2011-07-08 2015-05-06 Nokia Corp Verfahren und vorrichtung zur authentifizierung von teilnehmern eines lte-kommunikationsnetzes oder universellen mobiltelekommunikationssystems
CN103067168B (zh) * 2011-10-21 2016-01-27 华为技术有限公司 一种gsm安全方法及系统、相关设备
CN103297958B (zh) * 2012-02-22 2017-04-12 华为技术有限公司 建立安全上下文的方法、装置及系统
US9537663B2 (en) * 2012-06-20 2017-01-03 Alcatel Lucent Manipulation and restoration of authentication challenge parameters in network authentication procedures
EP2907330B1 (de) 2012-10-09 2018-07-25 Nokia Technologies Oy Verfahren und vorrichtung zur deaktivierung von algorithmen bei einer vorrichtung
CN103973651B (zh) * 2013-02-01 2018-02-27 腾讯科技（深圳）有限公司 基于加盐密码库的账户密码标识设置、查询方法及装置
US9173095B2 (en) * 2013-03-11 2015-10-27 Intel Corporation Techniques for authenticating a device for wireless docking
US10624005B2 (en) 2013-08-08 2020-04-14 Nokia Technologies Oy Method and apparatus for proxy algorithm identity selection
EP3146741B1 (de) 2014-05-20 2021-10-06 Nokia Technologies Oy Authentifizierungssteuerung für zellulares netzwerk
US20170142162A1 (en) * 2014-05-20 2017-05-18 Nokia Technologies Oy Method, Network Element, Mobile Terminal, System and Computer Program Product for Cryptographic Algorithm Negotiation
CN105721153B (zh) * 2014-09-05 2020-03-27 三星Sds株式会社 基于认证信息的密钥交换系统及方法
US10231123B2 (en) * 2015-12-07 2019-03-12 GM Global Technology Operations LLC Bluetooth low energy (BLE) communication between a mobile device and a vehicle
US10716002B2 (en) * 2016-07-05 2020-07-14 Samsung Electronics Co., Ltd. Method and system for authenticating access in mobile wireless network system
BR112019004840A2 (pt) * 2016-09-19 2019-06-04 Huawei Tech Co Ltd método e aparelho de negociação de chave
DE102017202002A1 (de) * 2017-02-08 2018-08-09 Siemens Aktiengesellschaft Verfahren und Computer zum kryptografischen Schützen von Steuerungskommunikation in und/oder Service-Zugang zu IT-Systemen, insbesondere im Zusammenhang mit der Diagnose und Konfiguration in einem Automatisierungs-, Steuerungs- oder Kontrollsystem
US11071050B2 (en) 2018-01-15 2021-07-20 Telefonaktiebolaget Lm Ericsson (Publ) Network function instance selection
US10915888B1 (en) 2020-04-30 2021-02-09 Capital One Services, Llc Contactless card with multiple rotating security keys
CN111669730B (zh) * 2020-05-26 2022-02-22 西安交通大学 面向一对一邻近通信的物理层密钥生成方法和更新方法
JP2022114391A (ja) * 2021-01-26 2022-08-05 京セラドキュメントソリューションズ株式会社 電子機器
WO2024192779A1 (zh) * 2023-03-23 2024-09-26 华为技术有限公司 一种通信方法及装置

Family Cites Families (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5483596A (en) * 1994-01-24 1996-01-09 Paralon Technologies, Inc. Apparatus and method for controlling access to and interconnection of computer system resources
JPH0918469A (ja) * 1995-06-30 1997-01-17 Canon Inc 暗号通信装置、システム及び暗号装置
SE506619C2 (sv) * 1995-09-27 1998-01-19 Ericsson Telefon Ab L M Metod för kryptering av information
CN1211363A (zh) * 1996-02-21 1999-03-17 卡式通讯系统股份有限公司 运用公共密钥完成通信的方法
FI112419B (fi) * 1996-06-06 2003-11-28 Nokia Corp Menetelmä tiedonsiirron salaamiseksi
FR2763769B1 (fr) * 1997-05-21 1999-07-23 Alsthom Cge Alcatel Procede destine a permettre une communication cryptee directe entre deux terminaux de reseau radiomobile et agencements de station et de terminal correspondants
US6282294B1 (en) * 1998-01-07 2001-08-28 Microsoft Corporation System for broadcasting to, and programming, a motor device in a protocol, device, and network independent fashion
US6584310B1 (en) * 1998-05-07 2003-06-24 Lucent Technologies Inc. Method and apparatus for performing authentication in communication systems
SE9803569L (sv) * 1998-10-19 2000-04-20 Ericsson Telefon Ab L M Förfarande och system för autentisering
JP2000244547A (ja) * 1999-02-17 2000-09-08 Nippon Telegr & Teleph Corp <Ntt> 認証方法
FI107486B (fi) * 1999-06-04 2001-08-15 Nokia Networks Oy Autentikaation ja salauksen järjestäminen matkaviestinjärjestelmässä
EP1075123A1 (de) * 1999-08-06 2001-02-07 Lucent Technologies Inc. Dynamisches Lokalvertretersystem für drahtlose Kommunikationssysteme
JP2001057551A (ja) * 1999-08-18 2001-02-27 Nec Corp 暗号化通信システムおよび暗号化通信方法
FI113146B (fi) * 1999-10-19 2004-02-27 Setec Oy Menetelmä autentikointiviestin käsittelemiseksi, puhelinjärjestelmä, autentikointikeskus, tilaajalaite ja SIM-kortti
US6950521B1 (en) * 2000-06-13 2005-09-27 Lucent Technologies Inc. Method for repeated authentication of a user subscription identity module
FI111423B (fi) * 2000-11-28 2003-07-15 Nokia Corp Järjestelmä kanavanvaihdon jälkeen tapahtuvan tietoliikenteen salauksen varmistamiseksi
JP2002232962A (ja) * 2001-02-07 2002-08-16 Kddi Corp 移動通信認証インターワーキング方式
US20020146127A1 (en) * 2001-04-05 2002-10-10 Marcus Wong System and method for providing secure communications between wireless units using a common key
US20030159067A1 (en) 2002-02-21 2003-08-21 Nokia Corporation Method and apparatus for granting access by a portable phone to multimedia services
BRPI0215728B1 (pt) * 2002-05-01 2016-06-07 Ericsson Telefon Ab L M método para permitir uma autenticação baseada em sim, controlador de acesso, terminal sem fio e sistema de telecomunicação

Also Published As

Publication number Publication date
ES2384634T3 (es) 2012-07-10
EP1671511A1 (de) 2006-06-21
CN1857024B (zh) 2011-09-28
EP2357858A1 (de) 2011-08-17
EP1671511B1 (de) 2011-06-22
PT2357858E (pt) 2012-07-06
WO2005032201A1 (en) 2005-04-07
PL2357858T3 (pl) 2012-10-31
ES2367692T3 (es) 2011-11-07
DK1671511T3 (da) 2011-10-03
ATE552709T1 (de) 2012-04-15
US7660417B2 (en) 2010-02-09
US20050111666A1 (en) 2005-05-26
ES2384634T7 (es) 2018-10-11
PL2357858T6 (pl) 2018-11-30
HK1095689A1 (en) 2007-05-11
CN1857024A (zh) 2006-11-01
ES2367692T5 (es) 2018-06-18
EP2357858B3 (de) 2018-06-06
JP2007507157A (ja) 2007-03-22
DK1671511T4 (en) 2018-06-18
JP4688808B2 (ja) 2011-05-25
EP1671511B2 (de) 2018-03-21
EP2357858B1 (de) 2012-04-04

Similar Documents

Publication Publication Date Title
ATE552709T1 (de) Verbesserter sicherheitsentwurf für die kryptographie in mobilkommunikationssystemen
CN112311533B (zh) 终端身份认证方法、系统以及存储介质
TW428409B (en) Method for updating secret shared data in a wireless communication system
DK1269681T3 (da) Autentificering af data transmitteret i et digitalt transmissionssystem
MXPA03010564A (es) Dispositivo de seguridad y procesos para proteger e identificar mensajes.
FI20001567A0 (fi) Datan salauksen järjestäminen langattomassa tietoliikennejärjestelmässä
WO2003003171A3 (en) A method and system for generating and verifying a key protection certificate.
KR20000062153A (ko) 키 업데이트를 사용한 유효한 보증
WO2004025418A3 (en) System and method for encrypted communications between electronic devices
BR0318704A (pt) método e sistema para armazenar seguramente pelo menos um item de informação privada do usuário, rede de comunicação, e, produto de programa de computação
EP1035684A3 (de) Vorrichtung zur kryptographischen Kommunikation
ATE510428T1 (de) Betriebliche ad-hoc-wireless local area networks per netzwerk-identifikatoren und anwendungsschlüssel
ATE357100T1 (de) System zur verarbeitung von kryptographischen schlüsseln für einen drahtlosen access point
MY130611A (en) Methods and arrangements for secure linking of entity authentication and ciphering key generation
IS2078B (is) Sjálfvirkt auðkennaverndarkerfi með fjareftirlitiþriðja aðila
US10237731B2 (en) Communication system with PKI key pair for mobile terminal
ATE421849T1 (de) Nachträgliches implementieren einer sim- fuktionalität in einem sicherheitsmodul
WO2004073183A3 (en) Security methods for use in a wireless communications system
AU2001269248A1 (en) Method for secure biometric authentication/identification, biometric data input module and verification module
MY137230A (en) A system for secure communication
CN108183883A (zh) 用于听力系统通信的方法和相关设备
ATE400109T1 (de) Sicherheit bei kommunikationsnetzwerken
DK1411674T3 (da) System og fremgangsmåde til indstilling af krypteringsnögler, adgangspunkt, og system til indstilling af en autentificeringskode
TWI265711B (en) Enciphering procedure based on the DES algorithm
SG148155A1 (en) Wireless personal area network having authentication and associated methods

Legal Events

Date Code Title Description
UEP Publication of translation of european patent specification

Ref document number: 1671511

Country of ref document: EP