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DE69230741T2 - Verfahren und Anordnung zur Verschlüsselung von Informationssignalen - Google Patents

Verfahren und Anordnung zur Verschlüsselung von Informationssignalen

Info

Publication number
DE69230741T2
DE69230741T2 DE1992630741 DE69230741T DE69230741T2 DE 69230741 T2 DE69230741 T2 DE 69230741T2 DE 1992630741 DE1992630741 DE 1992630741 DE 69230741 T DE69230741 T DE 69230741T DE 69230741 T2 DE69230741 T2 DE 69230741T2
Authority
DE
Grant status
Grant
Patent type
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.)
Expired - Lifetime
Application number
DE1992630741
Other languages
English (en)
Other versions
DE69230741D1 (de )
Inventor
Iii James Alexander Reeds
Philip Andrew Treventi
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.)
AT&T Corp
Original Assignee
AT&T Corp
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
Grant date
Family has litigation

Links

Classifications

    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04WWIRELESS COMMUNICATIONS NETWORKS
    • H04W12/00Security arrangements, e.g. access security or fraud detection; Authentication, e.g. verifying user identity or authorisation; Protecting privacy or anonymity
    • H04W12/02Protecting privacy or anonymity
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04LTRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L9/00Cryptographic mechanisms or cryptographic arrangements for secret or secure communication
    • H04L9/32Cryptographic mechanisms or cryptographic arrangements for secret or secure communication 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
    • H04L9/3236Cryptographic mechanisms or cryptographic arrangements for secret or secure communication 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 cryptographic hash functions
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04LTRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L9/00Cryptographic mechanisms or cryptographic arrangements for secret or secure communication
    • H04L9/32Cryptographic mechanisms or cryptographic arrangements for secret or secure communication 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
    • H04L9/3271Cryptographic mechanisms or cryptographic arrangements for secret or secure communication 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
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04LTRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L2209/00Additional information or applications relating to cryptographic mechanisms or cryptographic arrangements for secret or secure communication H04L9/00
    • H04L2209/80Wireless
DE1992630741 1991-09-13 1992-09-03 Verfahren und Anordnung zur Verschlüsselung von Informationssignalen Expired - Lifetime DE69230741T2 (de)

Priority Applications (1)

Application Number Priority Date Filing Date Title
US07759312 US5172414A (en) 1991-09-13 1991-09-13 Speech and control message encrypton in cellular radio

Publications (1)

Publication Number Publication Date
DE69230741T2 true DE69230741T2 (de) 2000-08-17

Family

ID=25055193

Family Applications (2)

Application Number Title Priority Date Filing Date
DE1992630741 Expired - Lifetime DE69230741D1 (de) 1991-09-13 1992-09-03 Verfahren und Anordnung zur Verschlüsselung von Informationssignalen
DE1992630741 Expired - Lifetime DE69230741T2 (de) 1991-09-13 1992-09-03 Verfahren und Anordnung zur Verschlüsselung von Informationssignalen

Family Applications Before (1)

Application Number Title Priority Date Filing Date
DE1992630741 Expired - Lifetime DE69230741D1 (de) 1991-09-13 1992-09-03 Verfahren und Anordnung zur Verschlüsselung von Informationssignalen

Country Status (5)

Country Link
US (1) US5172414A (de)
EP (1) EP0532226B1 (de)
JP (3) JP3034706B2 (de)
DE (2) DE69230741D1 (de)
FI (1) FI108690B (de)

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US5384847A (en) * 1993-10-01 1995-01-24 Advanced Micro Devices, Inc. Method and apparatus for protecting cordless telephone account authentication information
EP0688140A3 (de) * 1994-06-15 1999-11-24 Informatikzentrum der Sparkassenorganisation GmbH Verfahren zur sicheren Übertragung der Rufnummer eines rufenden Teilnehmers und zur verschlüsselten Übertragung von Daten
US5594795A (en) * 1994-07-05 1997-01-14 Ericsson Inc. Method and apparatus for key transforms to discriminate between different networks
GB9418709D0 (en) * 1994-09-16 1994-11-16 Chantilley Corp Ltd Secure computer network
US5577100A (en) * 1995-01-30 1996-11-19 Telemac Cellular Corporation Mobile phone with internal accounting
US5594797A (en) * 1995-02-22 1997-01-14 Nokia Mobile Phones Variable security level encryption
DE19521485A1 (de) 1995-06-13 1996-12-19 Deutsche Telekom Ag Verfahren und Vorrichtung zur Übertragung von vertraulichen Verbindungsaufbau- und Serviceinformationen zwischen teilnehmerseitigen Endeinrichtungen und einer oder mehreren digitalen Vermittlungsstellen
US6330333B1 (en) 1995-07-03 2001-12-11 Lucent Technologies, Inc. Cryptographic system for wireless communications
US5727064A (en) * 1995-07-03 1998-03-10 Lucent Technologies Inc. Cryptographic system for wireless communications
US5748742A (en) * 1995-11-30 1998-05-05 Amsc Subsidiary Corporation Fraud detection and user validation system for mobile earth terminal communication device
FI101670B1 (fi) * 1995-12-15 1998-07-31 Nokia Mobile Phones Ltd Menetelmä matkaviestinverkon ja matkaviestimen välisen tiedonsiirron salauksen ilmaisemiseksi
US5740247A (en) * 1995-12-22 1998-04-14 Pitney Bowes Inc. Authorized cellular telephone communication payment refill system
US5970144A (en) * 1997-01-31 1999-10-19 Synacom Technology, Inc. Secure authentication-key management system and method for mobile communications
US5953424A (en) * 1997-03-18 1999-09-14 Hitachi Data Systems Corporation Cryptographic system and protocol for establishing secure authenticated remote access
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
US5781628A (en) * 1997-08-19 1998-07-14 Ericsson Inc. System and method for selective restriction of ciphering
GB9718200D0 (en) * 1997-08-29 1997-11-05 Ncipher Limited Data security
US6510228B2 (en) 1997-09-22 2003-01-21 Qualcomm, Incorporated Method and apparatus for generating encryption stream ciphers
US6252958B1 (en) 1997-09-22 2001-06-26 Qualcomm Incorporated Method and apparatus for generating encryption stream ciphers
US5970412A (en) 1997-12-02 1999-10-19 Maxemchuk; Nicholas Frank Overload control in a packet-switching cellular environment
US6219346B1 (en) 1997-12-02 2001-04-17 At&T Corp. Packet switching architecture in cellular radio
US6614773B1 (en) * 1997-12-02 2003-09-02 At&T Corp. Packet transmissions over cellular radio
US6690798B1 (en) 1997-12-10 2004-02-10 Ericsson Inc. Key transforms to discriminate between beams in a multi-beam satellite communication system
FR2773427B1 (fr) * 1998-01-08 2000-02-04 Alsthom Cge Alcatel Procede de securisation de transmissions d'information realisees par l'intermediaire d'un reseau de telecommunications ouvert
US6201871B1 (en) * 1998-08-19 2001-03-13 Qualcomm Incorporated Secure processing for authentication of a wireless communications device
US6490357B1 (en) * 1998-08-28 2002-12-03 Qualcomm Incorporated Method and apparatus for generating encryption stream ciphers
US6560338B1 (en) 1998-08-28 2003-05-06 Qualcomm Incorporated Limiting delays associated with the generation of encryption stream ciphers
EP1127425A4 (de) 1998-10-28 2004-12-01 L 3 Comm Corp Verfahren und vorrichtung zur krypto-synchronisation einer paketkommunikation
WO2001061662A3 (en) * 2000-02-14 2002-02-21 Bpass Inc Accessing information for multiple financial accounts via the internet
GB0004178D0 (en) 2000-02-22 2000-04-12 Nokia Networks Oy Integrity check in a communication system
FR2806858B1 (fr) * 2000-03-22 2002-05-03 France Telecom Procede cryptographique de protection contre la fraude
US20010055954A1 (en) * 2000-03-29 2001-12-27 Cheng Vernon S. Digital cordless telephone home network
US7373507B2 (en) * 2000-08-10 2008-05-13 Plethora Technology, Inc. System and method for establishing secure communication
JP3628250B2 (ja) * 2000-11-17 2005-03-09 株式会社東芝 無線通信システムで用いられる登録・認証方法
KR100807913B1 (ko) 2001-09-12 2008-02-27 에스케이 텔레콤주식회사 이동 통신 시스템에서의 공개키 기반 인증 방법
CN1601958B (zh) * 2003-09-26 2010-05-12 北京三星通信技术研究有限公司;三星电子株式会社;中国电信集团公司 基于cave算法的hrpd网络接入认证方法
US20050228997A1 (en) * 2004-04-07 2005-10-13 Bicker Dennis D Methods and devices for providing secure communication sessions
KR100753325B1 (ko) 2006-04-12 2007-08-22 주식회사 팬택앤큐리텔 이동 통신 단말기의 암호화 방법
US8818344B2 (en) * 2006-11-14 2014-08-26 Microsoft Corporation Secured communication via location awareness
JP4836035B2 (ja) * 2007-08-30 2011-12-14 Necインフロンティア株式会社 データ通信システム、データ通信制御方法、およびモデム装置

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2658065A1 (de) * 1976-12-22 1978-07-06 Ibm Deutschland Maschinelles chiffrieren und dechiffrieren
US4555805A (en) * 1980-03-14 1985-11-26 Harris Corporation Secure mobile telephone system
CA1253616A (en) * 1982-07-29 1989-05-02 Robert W. Field Secure coding and decoding system and method for television program signals
NL8203737A (nl) * 1982-09-27 1984-04-16 Nederlanden Staat Inrichting voor vercijfering van digitale signalen met een of meer des-schakelingen.
US4658093A (en) * 1983-07-11 1987-04-14 Hellman Martin E Software distribution system
DE68926076T2 (de) * 1988-08-11 1996-11-14 Ibm Sichere Schlüsselverwaltung mittels erweiterten Steuervektoren
US5029207A (en) * 1990-02-01 1991-07-02 Scientific-Atlanta, Inc. External security module for a television signal decoder
US5091942A (en) * 1990-07-23 1992-02-25 Ericsson Ge Mobile Communications Holding, Inc. Authentication system for digital cellular communications

Also Published As

Publication number Publication date Type
JP3581810B2 (ja) 2004-10-27 grant
DE69230741D1 (de) 2000-04-13 grant
JP2000124897A (ja) 2000-04-28 application
FI108690B (fi) 2002-02-28 application
US5172414A (en) 1992-12-15 grant
EP0532226B1 (de) 2000-03-08 grant
JP3034706B2 (ja) 2000-04-17 grant
JP2000124898A (ja) 2000-04-28 application
FI924092D0 (de) grant
JP3667576B2 (ja) 2005-07-06 grant
EP0532226A2 (de) 1993-03-17 application
FI108690B1 (de) grant
FI924092A0 (fi) 1992-09-11 application
FI924092A (fi) 1993-03-14 application
EP0532226A3 (de) 1994-04-13 application
JPH07303101A (ja) 1995-11-14 application

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