ATE271734T1 - Verfahren und vorrichtung zur erzeugung eines bitstromverschlüsselungsschlüssels - Google Patents

Verfahren und vorrichtung zur erzeugung eines bitstromverschlüsselungsschlüssels

Info

Publication number
ATE271734T1
ATE271734T1 AT98923584T AT98923584T ATE271734T1 AT E271734 T1 ATE271734 T1 AT E271734T1 AT 98923584 T AT98923584 T AT 98923584T AT 98923584 T AT98923584 T AT 98923584T AT E271734 T1 ATE271734 T1 AT E271734T1
Authority
AT
Austria
Prior art keywords
generating
register
encryption key
bit stream
stream encryption
Prior art date
Application number
AT98923584T
Other languages
English (en)
Inventor
Fatih M Ozluturk
Original Assignee
Interdigital Tech 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
Application filed by Interdigital Tech Corp filed Critical Interdigital Tech Corp
Application granted granted Critical
Publication of ATE271734T1 publication Critical patent/ATE271734T1/de

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03K—PULSE TECHNIQUE
    • H03K3/00—Circuits for generating electric pulses; Monostable, bistable or multistable circuits
    • H03K3/84—Generating pulses having a predetermined statistical distribution of a parameter, e.g. random pulse generators
    • 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
    • H04L9/0662—Pseudorandom key sequence combined element-for-element with data sequence, e.g. one-time-pad [OTP] or Vernam's cipher with particular pseudorandom sequence generator
    • 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
    • H04L9/12—Transmitting and receiving encryption devices synchronised or initially set up in a particular manner
    • 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
    • H04L2209/12—Details relating to cryptographic hardware or logic circuitry
    • 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
    • H04L2209/805—Lightweight hardware, e.g. radio-frequency identification [RFID] or sensor

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Security & Cryptography (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Synchronisation In Digital Transmission Systems (AREA)
  • Mobile Radio Communication Systems (AREA)
  • Two-Way Televisions, Distribution Of Moving Picture Or The Like (AREA)
  • Storage Device Security (AREA)
  • Communication Control (AREA)
  • Input Circuits Of Receivers And Coupling Of Receivers And Audio Equipment (AREA)
  • Selective Calling Equipment (AREA)
AT98923584T 1997-10-10 1998-05-21 Verfahren und vorrichtung zur erzeugung eines bitstromverschlüsselungsschlüssels ATE271734T1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US08/949,027 US6009135A (en) 1997-10-10 1997-10-10 Method and apparatus for generating a stream cipher
PCT/US1998/010345 WO1999020019A1 (en) 1997-10-10 1998-05-21 Method and apparatus for generating a stream cipher

Publications (1)

Publication Number Publication Date
ATE271734T1 true ATE271734T1 (de) 2004-08-15

Family

ID=25488495

Family Applications (2)

Application Number Title Priority Date Filing Date
AT98923584T ATE271734T1 (de) 1997-10-10 1998-05-21 Verfahren und vorrichtung zur erzeugung eines bitstromverschlüsselungsschlüssels
AT04009133T ATE339044T1 (de) 1997-10-10 1998-05-21 Verfahren und vorrichtung zur erzeugung eines schlüsselstroms

Family Applications After (1)

Application Number Title Priority Date Filing Date
AT04009133T ATE339044T1 (de) 1997-10-10 1998-05-21 Verfahren und vorrichtung zur erzeugung eines schlüsselstroms

Country Status (10)

Country Link
US (5) US6009135A (de)
EP (2) EP1458130B1 (de)
JP (2) JP2001520482A (de)
AT (2) ATE271734T1 (de)
CA (2) CA2474856C (de)
DE (2) DE69825171T2 (de)
DK (1) DK1021887T3 (de)
ES (2) ES2224400T3 (de)
HK (2) HK1029685A1 (de)
WO (1) WO1999020019A1 (de)

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US7003109B2 (en) * 2001-04-19 2006-02-21 City University Of Hong Kong Compact crypto-engine for random number and stream cipher generation
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US7826613B2 (en) * 2002-08-19 2010-11-02 Qualcomm Incorporated Stream cipher cryptographic system and method
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US7502468B2 (en) * 2003-09-02 2009-03-10 Ncipher Corporation Ltd. Method and system for generating a cryptographically random number stream
US8577026B2 (en) 2010-12-29 2013-11-05 Ternarylogic Llc Methods and apparatus in alternate finite field based coders and decoders
US7505589B2 (en) * 2003-09-09 2009-03-17 Temarylogic, Llc Ternary and higher multi-value digital scramblers/descramblers
US20070110229A1 (en) * 2004-02-25 2007-05-17 Ternarylogic, Llc Ternary and Multi-Value Digital Signal Scramblers, Descramblers and Sequence of Generators
US20110064214A1 (en) * 2003-09-09 2011-03-17 Ternarylogic Llc Methods and Apparatus in Alternate Finite Field Based Coders and Decoders
DE10347455B4 (de) * 2003-10-13 2010-08-26 Infineon Technologies Ag Pseudozufallszahlengenerator für einen Stream Cipher
US8364977B2 (en) * 2004-02-25 2013-01-29 Ternarylogic Llc Methods and systems for processing of n-state symbols with XOR and EQUALITY binary functions
DE102004042756B3 (de) * 2004-09-03 2005-12-01 Siemens Ag Verfahren und Anordnung zur Erzeugung von Pseudozufallszahlen
US7725779B2 (en) * 2005-01-25 2010-05-25 Ternarylogic Llc Multi-valued scrambling and descrambling of digital data on optical disks and other storage media
DE102006028944B3 (de) * 2006-06-23 2007-09-13 Infineon Technologies Ag Schaltungsanordnung und Verfahren zum Initialisieren eines Zufallsgenerators
GB2444567B (en) * 2005-09-09 2011-01-05 Mitsubishi Electric Corp Pseudo-random number generator
US7835524B2 (en) * 2006-02-08 2010-11-16 Panasonic Corporation Encrypting of communications using a transmitting/receiving apparatus via key information based on a multi-level code signal and a pseudo-random number sequence for modulation with an information signal
US7734044B2 (en) * 2006-02-23 2010-06-08 Texas Instruments Incorporated Method and apparatus for synchronous stream cipher encryption with reserved codes
FR2899352B1 (fr) 2006-03-29 2008-06-20 Eads Secure Networks Soc Par A Generateur de nombres aleatoires
JP4870495B2 (ja) * 2006-08-04 2012-02-08 パナソニック株式会社 データ送信装置
US8345873B2 (en) * 2007-04-04 2013-01-01 Ternarylogic Llc Methods and systems for N-state signal processing with binary devices
KR20100127789A (ko) * 2008-03-04 2010-12-06 샌디스크 아이엘 엘티디 디지털 제어 오실레이터를 기반으로한 디지털 난수 생성기
US8848914B2 (en) * 2008-11-18 2014-09-30 Qualcomm Incorporated Spectrum authorization and related communications methods and apparatus
CA2664620A1 (en) * 2009-05-07 2009-07-20 Avalon Microelectronics, Inc. Pseudo-random bit sequence generator
US8718278B2 (en) * 2011-01-20 2014-05-06 International Business Machines Corporation Method and system for encryption of a datastream
JP2013127547A (ja) * 2011-12-19 2013-06-27 Kddi Corp クロック制御型ストリーム暗号の暗号化装置、クロック制御型ストリーム暗号の復号化装置、クロック制御型ストリーム暗号の暗号化方法、クロック制御型ストリーム暗号の復号化方法およびプログラム
US10708043B2 (en) 2013-03-07 2020-07-07 David Mayer Hutchinson One pad communications
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Also Published As

Publication number Publication date
EP1458130A3 (de) 2005-03-02
US20030026323A1 (en) 2003-02-06
CA2305264C (en) 2004-10-19
DK1021887T3 (da) 2004-11-22
ES2224400T3 (es) 2005-03-01
US6148053A (en) 2000-11-14
US6944253B2 (en) 2005-09-13
HK1029685A1 (en) 2001-04-06
EP1021887A1 (de) 2000-07-26
JP2001520482A (ja) 2001-10-30
EP1458130A2 (de) 2004-09-15
DE69825171T2 (de) 2005-08-04
DE69835842T2 (de) 2007-01-04
CA2474856C (en) 2005-06-28
JP2007151201A (ja) 2007-06-14
ES2271730T3 (es) 2007-04-16
CA2474856A1 (en) 1999-04-22
HK1068512A1 (en) 2005-04-22
DE69825171D1 (de) 2004-08-26
EP1021887B1 (de) 2004-07-21
EP1458130B1 (de) 2006-09-06
US20040208322A1 (en) 2004-10-21
US6009135A (en) 1999-12-28
DE69835842D1 (de) 2006-10-19
WO1999020019A1 (en) 1999-04-22
CA2305264A1 (en) 1999-04-22
US6430246B1 (en) 2002-08-06
US6714614B2 (en) 2004-03-30
ATE339044T1 (de) 2006-09-15

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