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DE69722891D1 - Entschlüsselung von wiederholt übertragenen daten in einem verschlüsselten kommunikationssystem - Google Patents

Entschlüsselung von wiederholt übertragenen daten in einem verschlüsselten kommunikationssystem

Info

Publication number
DE69722891D1
DE69722891D1 DE69722891T DE69722891T DE69722891D1 DE 69722891 D1 DE69722891 D1 DE 69722891D1 DE 69722891 T DE69722891 T DE 69722891T DE 69722891 T DE69722891 T DE 69722891T DE 69722891 D1 DE69722891 D1 DE 69722891D1
Authority
DE
Germany
Prior art keywords
repeatly
decryption
communication system
transmitted data
encrypted communication
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.)
Expired - Lifetime
Application number
DE69722891T
Other languages
English (en)
Other versions
DE69722891T2 (de
Inventor
G Doberstein
J Pappas
W Bright
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.)
Motorola Solutions Inc
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 DE69722891D1 publication Critical patent/DE69722891D1/de
Application granted granted Critical
Publication of DE69722891T2 publication Critical patent/DE69722891T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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
    • H04L9/0618—Block ciphers, i.e. encrypting groups of characters of a plain text message using fixed encryption transformation
    • H04L9/0637—Modes of operation, e.g. cipher block chaining [CBC], electronic codebook [ECB] or Galois/counter mode [GCM]
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L1/00—Arrangements for detecting or preventing errors in the information received
    • H04L1/12—Arrangements for detecting or preventing errors in the information received by using return channel
    • H04L1/16—Arrangements for detecting or preventing errors in the information received by using return channel in which the return channel carries supervisory signals, e.g. repetition request signals
    • H04L1/18—Automatic repetition systems, e.g. Van Duuren systems
    • H04L1/1809—Selective-repeat protocols

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Security & Cryptography (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Detection And Prevention Of Errors In Transmission (AREA)
  • Storage Device Security (AREA)
  • Communication Control (AREA)
DE69722891T 1996-05-17 1997-04-23 Entschlüsselung von wiederholt übertragenen daten in einem verschlüsselten kommunikationssystem Expired - Lifetime DE69722891T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US08/649,098 US5809148A (en) 1996-05-17 1996-05-17 Decryption of retransmitted data in an encrypted communication system
PCT/US1997/006847 WO1997044934A1 (en) 1996-05-17 1997-04-23 Decryption of retransmitted data in an encrypted communication system

Publications (2)

Publication Number Publication Date
DE69722891D1 true DE69722891D1 (de) 2003-07-24
DE69722891T2 DE69722891T2 (de) 2003-12-04

Family

ID=24603462

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69722891T Expired - Lifetime DE69722891T2 (de) 1996-05-17 1997-04-23 Entschlüsselung von wiederholt übertragenen daten in einem verschlüsselten kommunikationssystem

Country Status (12)

Country Link
US (1) US5809148A (de)
EP (1) EP0839417B1 (de)
JP (1) JP4124485B2 (de)
CN (1) CN1124718C (de)
AU (1) AU3203597A (de)
BR (1) BR9702266A (de)
CA (1) CA2226716C (de)
DE (1) DE69722891T2 (de)
IL (1) IL122521A (de)
PL (1) PL182896B1 (de)
RU (1) RU2146421C1 (de)
WO (1) WO1997044934A1 (de)

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US5931915A (en) 1997-05-13 1999-08-03 International Business Machines Corporation Method for processing early arrival messages within a multinode asynchronous data communications system
GB2348583A (en) * 1999-03-31 2000-10-04 Adaptive Broadband Ltd Automatic re-transmission of data
FI109252B (fi) 1999-04-13 2002-06-14 Nokia Corp Tietoliikennejärjestelmän uudelleenlähetysmenetelmä, jossa on pehmeä yhdistäminen
AU2002230887A1 (en) * 2000-12-15 2002-06-24 Polycom, Inc. System and method for device co-location discrimination
ES2225786T3 (es) * 2001-01-16 2005-03-16 Nagracard S.A. Metodo de almacenamiento de datos encriptados.
US20030112978A1 (en) * 2001-12-17 2003-06-19 Jeffrey Rodman System and method for secured data transmission within a wireless communication system
JP4891521B2 (ja) * 2003-03-28 2012-03-07 三洋電機株式会社 データ入出力方法、およびその方法を利用可能な記憶装置およびホスト装置
US7472285B2 (en) * 2003-06-25 2008-12-30 Intel Corporation Apparatus and method for memory encryption with reduced decryption latency
US7257225B2 (en) * 2003-12-29 2007-08-14 American Express Travel Related Services Company, Inc. System and method for high speed reversible data encryption
CN101366226B (zh) * 2005-12-22 2013-03-20 美商内数位科技公司 用于在无线通信系统中实施数据安全以及自动重复请求的方法和设备
US8122247B2 (en) 2006-10-23 2012-02-21 Alcatel Lucent Processing method for message integrity with tolerance for non-sequential arrival of message data
CN101529798B (zh) * 2006-10-23 2012-09-05 朗讯科技公司 容许消息数据非顺序到达的情况下消息完整性的处理方法
US8204216B2 (en) * 2006-10-23 2012-06-19 Alcatel Lucent Processing method for message integrity with tolerance for non-sequential arrival of message data
CN101542962B (zh) * 2006-11-21 2013-11-06 朗讯科技公司 容许消息数据的非顺序到达的消息完整性的处理方法
US9071964B2 (en) * 2011-09-16 2015-06-30 Motorola Solutions, Inc. Method and apparatus for authenticating a digital certificate status and authorization credentials
CN102833065B (zh) * 2012-08-07 2015-02-04 深圳光启创新技术有限公司 基于多用户异步加密的发射装置及方法、接收装置及方法
KR101670194B1 (ko) 2012-07-31 2016-10-27 쿠앙-치 이노베이티브 테크놀로지 리미티드 가시 광선의 암호 설정방법, 암호 해지방법, 통신장치 및 통신 시스템
CN102820922B (zh) * 2012-07-31 2014-12-24 深圳光启创新技术有限公司 一种异步加密可见光通信方法及系统
CN106688204B (zh) * 2014-08-19 2020-04-24 瑞典爱立信有限公司 生成加密校验和的方法、认证消息的方法及其设备
US9942211B1 (en) 2014-12-11 2018-04-10 Amazon Technologies, Inc. Efficient use of keystreams
IN2015CH05211A (de) * 2015-09-29 2015-10-16 Wipro Ltd
US11100250B2 (en) * 2017-09-05 2021-08-24 Philips Healthcare Informatics, Inc. Controlling access to data in a health network
GB201721608D0 (en) * 2017-12-21 2018-02-07 Nordic Semiconductor Asa A hardware cipher engine
US20240243902A1 (en) * 2021-07-16 2024-07-18 Timothy James Regan Method for encrypted communication between systems using parallel key banks and reduced character sets

Family Cites Families (16)

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Publication number Priority date Publication date Assignee Title
US3860907A (en) * 1973-06-21 1975-01-14 Ibm Data resynchronization employing a plurality of decoders
DE3325349A1 (de) * 1983-07-14 1985-01-24 ANT Nachrichtentechnik GmbH, 7150 Backnang Verfahren und schaltungsanordnung zur ueberwachung und wiederherstellung des synchronlaufs von datenverschluesselgeraeten
DE3335672A1 (de) * 1983-09-30 1985-04-04 Siemens AG, 1000 Berlin und 8000 München Verfahren zur verschluesselten nachrichtenuebertragung
US4654480A (en) * 1985-11-26 1987-03-31 Weiss Jeffrey A Method and apparatus for synchronizing encrypting and decrypting systems
GB2204465B (en) * 1987-05-01 1991-06-19 Philips Electronic Associated A method of and an arrangement for digital signal encryption
SU1545326A1 (ru) * 1988-04-25 1990-02-23 Предприятие П/Я М-5546 Дешифратор врем -импульсных кодов
JPH0362630A (ja) * 1989-07-31 1991-03-18 Nec Eng Ltd 衛星通信方式
NZ237080A (en) * 1990-03-07 1993-05-26 Ericsson Telefon Ab L M Continuous synchronisation for duplex encrypted digital cellular telephony
US5091942A (en) * 1990-07-23 1992-02-25 Ericsson Ge Mobile Communications Holding, Inc. Authentication system for digital cellular communications
US5148485A (en) * 1990-07-20 1992-09-15 Ericsson Ge Mobile Communications Holding, Inc. Encrypton system for digital cellular communications
US5199069A (en) * 1991-02-25 1993-03-30 Motorola, Inc. Automatic encryption selector
US5185795A (en) * 1991-02-27 1993-02-09 Motorola, Inc. Authentication of rekey messages in a communication system
US5185797A (en) * 1991-03-27 1993-02-09 Motorola, Inc. Encrypted trunked control channel system
US5195136A (en) * 1991-09-30 1993-03-16 Motorola, Inc. Method and apparatus for data encryption or decryption
JPH0812537B2 (ja) * 1993-03-11 1996-02-07 日本電気株式会社 暗号化装置
US5598470A (en) * 1994-04-25 1997-01-28 International Business Machines Corporation Method and apparatus for enabling trial period use of software products: Method and apparatus for utilizing a decryption block

Also Published As

Publication number Publication date
EP0839417B1 (de) 2003-06-18
BR9702266A (pt) 1999-07-20
JP4124485B2 (ja) 2008-07-23
CA2226716A1 (en) 1997-11-27
EP0839417A1 (de) 1998-05-06
CA2226716C (en) 2001-08-28
JPH11510036A (ja) 1999-08-31
EP0839417A4 (de) 2000-03-29
AU3203597A (en) 1997-12-09
PL324462A1 (en) 1998-05-25
CN1194744A (zh) 1998-09-30
HK1016375A1 (en) 1999-10-29
IL122521A (en) 2001-04-30
RU2146421C1 (ru) 2000-03-10
WO1997044934A1 (en) 1997-11-27
CN1124718C (zh) 2003-10-15
DE69722891T2 (de) 2003-12-04
US5809148A (en) 1998-09-15
IL122521A0 (en) 1998-06-15
PL182896B1 (pl) 2002-03-29

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