SE9503343D0 - Metod för kryptering av information - Google Patents

Metod för kryptering av information

Info

Publication number
SE9503343D0
SE9503343D0 SE9503343A SE9503343A SE9503343D0 SE 9503343 D0 SE9503343 D0 SE 9503343D0 SE 9503343 A SE9503343 A SE 9503343A SE 9503343 A SE9503343 A SE 9503343A SE 9503343 D0 SE9503343 D0 SE 9503343D0
Authority
SE
Sweden
Prior art keywords
modified
encryption key
accordance
time slot
ordinal number
Prior art date
Application number
SE9503343A
Other languages
English (en)
Other versions
SE506619C2 (sv
SE9503343L (sv
Inventor
Roland Bodin
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
Application filed by Ericsson Telefon Ab L M filed Critical Ericsson Telefon Ab L M
Priority to SE9503343A priority Critical patent/SE506619C2/sv
Publication of SE9503343D0 publication Critical patent/SE9503343D0/sv
Priority to KR10-1998-0702245A priority patent/KR100406245B1/ko
Priority to AU71021/96A priority patent/AU712649B2/en
Priority to NZ318911A priority patent/NZ318911A/xx
Priority to PCT/SE1996/001156 priority patent/WO1997012461A1/en
Priority to EP96932115A priority patent/EP0872078B1/en
Priority to CNB961972645A priority patent/CN1140974C/zh
Priority to ES96932115T priority patent/ES2199297T3/es
Priority to DE69628329T priority patent/DE69628329T2/de
Priority to CA002233463A priority patent/CA2233463C/en
Priority to US08/765,269 priority patent/US5987139A/en
Priority to JP51334097A priority patent/JP3258670B2/ja
Publication of SE9503343L publication Critical patent/SE9503343L/sv
Publication of SE506619C2 publication Critical patent/SE506619C2/sv
Priority to US09/410,044 priority patent/US6973189B1/en

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
    • H04L9/06—Cryptographic mechanisms or cryptographic arrangements for secret or secure communications; Network security protocols the encryption apparatus using shift registers or memories for block-wise or stream coding, e.g. DES systems or RC4; Hash functions; Pseudorandom sequence generators
    • H04L9/065—Encryption by serially and continuously modifying data stream elements, e.g. stream cipher systems, RC4, SEAL or A5/3
    • H04L9/0656—Pseudorandom key sequence combined element-for-element with data sequence, e.g. one-time-pad [OTP] or Vernam's cipher
    • 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]
    • 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
    • H04L9/14—Cryptographic mechanisms or cryptographic arrangements for secret or secure communications; Network security protocols using a plurality of keys or algorithms
    • H04L9/16—Cryptographic mechanisms or cryptographic arrangements for secret or secure communications; Network security protocols using a plurality of keys or algorithms the keys or algorithms being changed during operation
    • 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
    • H04W12/08—Access security
    • 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)
  • Mobile Radio Communication Systems (AREA)
SE9503343A 1995-09-27 1995-09-27 Metod för kryptering av information SE506619C2 (sv)

Priority Applications (13)

Application Number Priority Date Filing Date Title
SE9503343A SE506619C2 (sv) 1995-09-27 1995-09-27 Metod för kryptering av information
JP51334097A JP3258670B2 (ja) 1995-09-27 1996-09-18 情報の暗号化の方法
CNB961972645A CN1140974C (zh) 1995-09-27 1996-09-18 加密信息的方法
DE69628329T DE69628329T2 (de) 1995-09-27 1996-09-18 Informationskodierungsverfahren
NZ318911A NZ318911A (en) 1995-09-27 1996-09-18 Data encryption in tdma mobile phone system, frame number and time slot number used in encryption algorithm
PCT/SE1996/001156 WO1997012461A1 (en) 1995-09-27 1996-09-18 Method for encryption of information
EP96932115A EP0872078B1 (en) 1995-09-27 1996-09-18 Method for encryption of information
KR10-1998-0702245A KR100406245B1 (ko) 1995-09-27 1996-09-18 정보암호화방법
ES96932115T ES2199297T3 (es) 1995-09-27 1996-09-18 Procedimiento de codificado de informaciones.
AU71021/96A AU712649B2 (en) 1995-09-27 1996-09-18 An information encryption method
CA002233463A CA2233463C (en) 1995-09-27 1996-09-18 An information encryption method
US08/765,269 US5987139A (en) 1995-09-27 1996-09-18 Method for encryption of information
US09/410,044 US6973189B1 (en) 1995-09-27 1999-10-01 Method of encrypting information in a TDMA mobile radio system using a modified pseudo-random sequence

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE9503343A SE506619C2 (sv) 1995-09-27 1995-09-27 Metod för kryptering av information

Publications (3)

Publication Number Publication Date
SE9503343D0 true SE9503343D0 (sv) 1995-09-27
SE9503343L SE9503343L (sv) 1997-03-28
SE506619C2 SE506619C2 (sv) 1998-01-19

Family

ID=20399611

Family Applications (1)

Application Number Title Priority Date Filing Date
SE9503343A SE506619C2 (sv) 1995-09-27 1995-09-27 Metod för kryptering av information

Country Status (12)

Country Link
US (2) US5987139A (sv)
EP (1) EP0872078B1 (sv)
JP (1) JP3258670B2 (sv)
KR (1) KR100406245B1 (sv)
CN (1) CN1140974C (sv)
AU (1) AU712649B2 (sv)
CA (1) CA2233463C (sv)
DE (1) DE69628329T2 (sv)
ES (1) ES2199297T3 (sv)
NZ (1) NZ318911A (sv)
SE (1) SE506619C2 (sv)
WO (1) WO1997012461A1 (sv)

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JPH10301492A (ja) 1997-04-23 1998-11-13 Sony Corp 暗号化装置および方法、復号装置および方法、並びに情報処理装置および方法
FI105253B (sv) * 1997-11-11 2000-06-30 Sonera Oyj Generering av startvärde
US6690798B1 (en) * 1997-12-10 2004-02-10 Ericsson Inc. Key transforms to discriminate between beams in a multi-beam satellite communication system
RU2141729C1 (ru) * 1998-01-19 1999-11-20 Государственное унитарное предприятие Специализированный центр программных систем "Спектр" Способ криптографического преобразования блоков двоичных данных
FI111433B (sv) * 1998-01-29 2003-07-15 Nokia Corp Förfarande för hemlighållning av datakommunikation och cellulärradiosystem
US6334185B1 (en) 1998-09-08 2001-12-25 Telefonaktiebolaget Lm Ericsson (Publ) Method and apparatus for centralized encryption key calculation
CA2296967A1 (en) * 1999-02-02 2000-08-02 Gregory S. Caso Show-thru prevention and user authentication of uplink bursts without overhead
FI107487B (sv) 1999-03-08 2001-08-15 Nokia Mobile Phones Ltd Förfarande för kryptering av dataöverföring i ett radiosystem
KR20000066231A (ko) * 1999-04-14 2000-11-15 유춘열 시간, 장소에 따라 변하는 가변 암호 체계
GB2349311A (en) * 1999-04-20 2000-10-25 Motorola Ltd Digital radio signal encryption/decryption
SE519471C2 (sv) * 1999-09-20 2003-03-04 Ericsson Telefon Ab L M Metod för att etablera en säker förbindelse mellan accesspunkter och en mobilterminal i ett paketförmedlat nät
GB0004178D0 (en) 2000-02-22 2000-04-12 Nokia Networks Oy Integrity check in a communication system
FI110974B (sv) 2000-03-01 2003-04-30 Nokia Corp Initialisering av en räknare, särskilt för radioramar
FR2808944B1 (fr) * 2000-05-12 2002-08-09 Agence Spatiale Europeenne Procede et systeme de localisation par satellites
AU2001284870A1 (en) * 2000-08-23 2002-03-04 Motorola, Inc. Method and apparatus for generating an unique encryption key stream for each data block in a frame
US20020085712A1 (en) * 2001-01-03 2002-07-04 International Business Machines Corporation Technique for efficiently generating pseudo-random bits
EP1436943B1 (en) * 2001-09-21 2016-11-02 The DIRECTV Group, Inc. Method and apparatus for controlling paired operation of a conditional access module and an integrated receiver and decoder
US8121292B2 (en) * 2002-02-26 2012-02-21 Qualcomm Incorporated Method and apparatus for scrambling information bits on a channel in a communications system
US7061367B2 (en) 2002-04-30 2006-06-13 General Electric Company Managing access to physical assets
US20040025039A1 (en) * 2002-04-30 2004-02-05 Adam Kuenzi Lock box security system with improved communication
FR2845545B1 (fr) * 2002-10-07 2005-02-04 Alstom Procede d'echange securitaire de messages d'information
CN100388659C (zh) * 2003-09-10 2008-05-14 中兴通讯股份有限公司 实现异种网络间加密通信的装置、系统及方法
ES2384634T7 (es) * 2003-09-26 2018-10-11 Telefonaktiebolaget Lm Ericsson (Publ) Diseño de seguridad mejorado para criptografía en sistemas de comunicaciones de móviles
US8229118B2 (en) * 2003-11-07 2012-07-24 Qualcomm Incorporated Method and apparatus for authentication in wireless communications
CN100388851C (zh) * 2003-12-18 2008-05-14 中国电子科技集团公司第三十研究所 数字蜂窝移动通信系统初始向量的产生传输同步方法
FI120174B (sv) * 2004-03-19 2009-07-15 Nokia Corp Lagring av information i samband med en anordning
CN100456358C (zh) * 2004-04-08 2009-01-28 华为技术有限公司 一种实现端到端语音加密的方法
US7657036B2 (en) * 2004-09-21 2010-02-02 Qualcomm Incorporated Determining a session encryption key during a broadcast/multicast service session using secure real-time transport protocol
US7693284B2 (en) * 2004-09-23 2010-04-06 Motorola, Inc. Method and apparatus for encryption of over-the-air communications in a wireless communication system
KR100612255B1 (ko) * 2005-01-11 2006-08-14 삼성전자주식회사 무선 네트워크 시스템에서의 데이터 보안장치 및 그 방법
CA2510366C (en) 2005-06-14 2013-02-26 Certicom Corp. System and method for remote device registration
US8774414B2 (en) 2005-11-10 2014-07-08 Samsung Electronics Co., Ltd. Method and apparatus for transmitting/receiving encryption information in a mobile broadcast system
KR101158155B1 (ko) * 2005-11-10 2012-06-19 삼성전자주식회사 휴대 방송 시스템에서 암호화 정보 송수신 방법 및 그에따른 시스템
ATE551793T1 (de) * 2006-02-28 2012-04-15 Certicom Corp System und verfahren zur produktregistration
JP4781890B2 (ja) * 2006-04-11 2011-09-28 日本電信電話株式会社 通信方法及び通信システム
US9537943B2 (en) * 2006-10-06 2017-01-03 Core Wireless Licensing S.A.R.L. System, method, apparatus, and computer program product for providing a social network diagram in a P2P network device
US8571188B2 (en) * 2006-12-15 2013-10-29 Qualcomm Incorporated Method and device for secure phone banking
US8290162B2 (en) 2006-12-15 2012-10-16 Qualcomm Incorporated Combinational combiner cryptographic method and apparatus
US9670694B2 (en) 2007-04-12 2017-06-06 Utc Fire & Security Americas Corporation, Inc. Restricted range lockbox, access device and methods
DK2191608T3 (da) 2007-09-17 2012-01-02 Ericsson Telefon Ab L M Fremgangsmåde og anordning i et telekommunikationssystem
WO2009155002A2 (en) * 2008-05-27 2009-12-23 Viasat, Inc. Time of day encryption using tdma timing
US9824355B2 (en) 2008-09-22 2017-11-21 Visa International Service Association Method of performing transactions with contactless payment devices using pre-tap and two-tap operations
US10706402B2 (en) 2008-09-22 2020-07-07 Visa International Service Association Over the air update of payment transaction data stored in secure memory
US8977567B2 (en) 2008-09-22 2015-03-10 Visa International Service Association Recordation of electronic payment transaction information
CN101764666B (zh) * 2009-12-24 2013-06-26 中国电信股份有限公司 语音加密的方法及装置、语音解密的方法及装置
KR102026898B1 (ko) * 2012-06-26 2019-09-30 삼성전자주식회사 송수신기 간 보안 통신 방법 및 장치, 보안 정보 결정 방법 및 장치
CN106658485A (zh) * 2015-07-13 2017-05-10 中国移动通信集团重庆有限公司 一种差异化加密方法、终端及系统
US9892275B2 (en) * 2016-03-10 2018-02-13 Sap Se Data encryption in a multi-tenant cloud environment
CN110070658B (zh) * 2019-05-08 2021-06-25 中南大学 基于加密短信的主从多级gsm遥控反馈智能门锁及其加密算法

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JPH0812537B2 (ja) * 1993-03-11 1996-02-07 日本電気株式会社 暗号化装置
SE9304119D0 (sv) * 1993-12-10 1993-12-10 Ericsson Ge Mobile Communicat Apparatuses and mobile stations for providing packet data communication in digital TDMA cellular systems

Also Published As

Publication number Publication date
EP0872078A1 (en) 1998-10-21
AU712649B2 (en) 1999-11-11
US6973189B1 (en) 2005-12-06
AU7102196A (en) 1997-04-17
CN1140974C (zh) 2004-03-03
CA2233463C (en) 2007-11-20
SE506619C2 (sv) 1998-01-19
ES2199297T3 (es) 2004-02-16
JP3258670B2 (ja) 2002-02-18
DE69628329T2 (de) 2003-12-11
KR19990063778A (ko) 1999-07-26
CN1198278A (zh) 1998-11-04
EP0872078B1 (en) 2003-05-21
JPH11511629A (ja) 1999-10-05
NZ318911A (en) 1999-06-29
KR100406245B1 (ko) 2004-03-26
US5987139A (en) 1999-11-16
DE69628329D1 (de) 2003-06-26
CA2233463A1 (en) 1997-04-03
SE9503343L (sv) 1997-03-28
WO1997012461A1 (en) 1997-04-03

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