DK0790595T3 - Anordning og fremgangsmåde til datatransformation - Google Patents

Anordning og fremgangsmåde til datatransformation

Info

Publication number
DK0790595T3
DK0790595T3 DK96925956T DK96925956T DK0790595T3 DK 0790595 T3 DK0790595 T3 DK 0790595T3 DK 96925956 T DK96925956 T DK 96925956T DK 96925956 T DK96925956 T DK 96925956T DK 0790595 T3 DK0790595 T3 DK 0790595T3
Authority
DK
Denmark
Prior art keywords
data transformation
transformation
data
Prior art date
Application number
DK96925956T
Other languages
English (en)
Inventor
Mitsuru Matsui
Toshio Tokita
Original Assignee
Mitsubishi Electric 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 Mitsubishi Electric Corp filed Critical Mitsubishi Electric Corp
Application granted granted Critical
Publication of DK0790595T3 publication Critical patent/DK0790595T3/da

Links

Classifications

    • G—PHYSICS
    • G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09C—CIPHERING OR DECIPHERING APPARATUS FOR CRYPTOGRAPHIC OR OTHER PURPOSES INVOLVING THE NEED FOR SECRECY
    • G09C1/00—Apparatus or methods whereby a given sequence of signs, e.g. an intelligible text, is transformed into an unintelligible sequence of signs by transposing the signs or groups of signs or by replacing them by others according to a predetermined system
    • 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
    • H04L9/0625—Block ciphers, i.e. encrypting groups of characters of a plain text message using fixed encryption transformation with splitting of the data block into left and right halves, e.g. Feistel based algorithms, DES, FEAL, IDEA or KASUMI
    • 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
    • H04L2209/122—Hardware reduction or efficient architectures
    • 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
    • H04L2209/125—Parallelization or pipelining, e.g. for accelerating processing of cryptographic operations

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Security & Cryptography (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Theoretical Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Physics & Mathematics (AREA)
  • Complex Calculations (AREA)
  • Compression, Expansion, Code Conversion, And Decoders (AREA)
  • Image Processing (AREA)
  • Compression Of Band Width Or Redundancy In Fax (AREA)
  • Compression Or Coding Systems Of Tv Signals (AREA)
  • Communication Control (AREA)
DK96925956T 1995-09-05 1996-07-31 Anordning og fremgangsmåde til datatransformation DK0790595T3 (da)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP22768595 1995-09-05
JP1107396 1996-01-25

Publications (1)

Publication Number Publication Date
DK0790595T3 true DK0790595T3 (da) 2006-05-08

Family

ID=26346455

Family Applications (1)

Application Number Title Priority Date Filing Date
DK96925956T DK0790595T3 (da) 1995-09-05 1996-07-31 Anordning og fremgangsmåde til datatransformation

Country Status (10)

Country Link
US (3) US6201869B1 (da)
EP (1) EP0790595B1 (da)
KR (1) KR100250803B1 (da)
CN (2) CN100435505C (da)
AU (1) AU693719B2 (da)
DE (1) DE69635651T2 (da)
DK (1) DK0790595T3 (da)
ES (1) ES2255712T3 (da)
NO (1) NO324428B1 (da)
WO (1) WO1997009705A1 (da)

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AU693719B2 (en) * 1995-09-05 1998-07-02 Mitsubishi Denki Kabushiki Kaisha Data transformation apparatus and data transformation method
JP3088337B2 (ja) 1997-05-30 2000-09-18 三菱電機株式会社 暗号処理装置、ｉｃカード及び暗号処理方法
US6088800A (en) 1998-02-27 2000-07-11 Mosaid Technologies, Incorporated Encryption processor with shared memory interconnect
JP2000124813A (ja) 1998-10-20 2000-04-28 Texas Instr Japan Ltd リードソロモン符号化装置およびその方法とリードソロモン復号装置およびその方法
MY131509A (en) * 1999-03-15 2007-08-30 Sony Corp Data processing method, apparatus and system for encrypted- data transfer
JP3499810B2 (ja) 2000-03-06 2004-02-23 株式会社東芝 暗号化装置、暗号化方法及び暗号化装置としてコンピュータを機能させるためのプログラムを記録したコンピュータ読取り可能な記録媒体並びに復号装置、復号方法及び復号装置としてコンピュータを機能させるためのプログラムを記録したコンピュータ読取り可能な記録媒体
SG124294A1 (en) * 2000-03-09 2006-08-30 Mitsubishi Electric Corp Block cipher apparatus using auxiliary tranformation
US7283628B2 (en) * 2001-11-30 2007-10-16 Analog Devices, Inc. Programmable data encryption engine
US7269615B2 (en) 2001-12-18 2007-09-11 Analog Devices, Inc. Reconfigurable input Galois field linear transformer system
US7508937B2 (en) * 2001-12-18 2009-03-24 Analog Devices, Inc. Programmable data encryption engine for advanced encryption standard algorithm
KR100446533B1 (ko) * 2002-10-08 2004-09-01 삼성전자주식회사 무선 통신 시스템에서 암호화 장치 및 방법
KR100456599B1 (ko) * 2002-11-12 2004-11-09 삼성전자주식회사 병렬 디이에스 구조를 갖는 암호 장치
US7310421B2 (en) * 2003-10-06 2007-12-18 National Institute Of Information And Communications Technology Particular plaintext detector
US7433469B2 (en) * 2004-04-27 2008-10-07 Intel Corporation Apparatus and method for implementing the KASUMI ciphering process
FR2871969B1 (fr) * 2004-06-18 2006-12-01 Sagem Procede et dispositif d'execution d'un calcul cryptographique
EP1878153B1 (de) * 2005-05-04 2012-02-08 Siemens Enterprise Communications GmbH & Co. KG Verfahren und vorrichtung zum ermitteln von indizes die korrektursymbolen zugeordnet sind
FR2878390A1 (fr) * 2005-11-24 2006-05-26 Samsung Electronics Co Ltd Systeme et procede cryptographiques pour chiffrer des donnees d'entree
JP5131187B2 (ja) * 2006-03-14 2013-01-30 日本電気株式会社 情報処理システム、情報処理方法および情報処理プログラム
JP2007299088A (ja) * 2006-04-28 2007-11-15 Fujitsu Ltd データ保護システム、方法及びプログラム
JP4882598B2 (ja) * 2006-07-28 2012-02-22 ソニー株式会社 暗号処理装置、暗号処理アルゴリズム構築方法、および暗号処理方法、並びにコンピュータ・プログラム
US7620792B2 (en) * 2006-08-21 2009-11-17 Sigmatel, Inc. Processing system, memory and methods for use therewith
JP2008172617A (ja) * 2007-01-12 2008-07-24 Fujitsu Ltd 符号化装置、復号装置、符号化プログラム、復号プログラム、データ転送システム
JP2008270870A (ja) * 2007-04-16 2008-11-06 Sony Corp 通信システム、通信装置及び通信方法、並びにコンピュータ・プログラム
US20100027781A1 (en) * 2007-12-20 2010-02-04 Galbi Duane E Method and apparatus for enhancing performance of data encryption standard (des) encryption/decryption
JP5272417B2 (ja) * 2008-01-21 2013-08-28 ソニー株式会社 データ変換装置、およびデータ変換方法、並びにコンピュータ・プログラム
JP5200949B2 (ja) 2009-01-16 2013-06-05 富士通株式会社 暗号処理装置
CN102598574B (zh) 2009-10-27 2014-12-17 日本电气株式会社 块加密装置、块加密方法以及程序
US8266181B2 (en) 2010-05-27 2012-09-11 International Business Machines Corporation Key-break and record-loop processing in parallel data transformation
US20120079462A1 (en) * 2010-09-24 2012-03-29 SoftKrypt LLC Systems and methods of source software code obfuscation
JP5682527B2 (ja) * 2011-03-28 2015-03-11 ソニー株式会社 暗号処理装置、および暗号処理方法、並びにプログラム
JP5682526B2 (ja) * 2011-03-28 2015-03-11 ソニー株式会社 データ処理装置、およびデータ処理方法、並びにプログラム
JP2018182429A (ja) * 2017-04-06 2018-11-15 株式会社村田製作所 データ変換装置

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JPS6037586A (ja) 1983-08-09 1985-02-26 富士通株式会社 Ｄｅｓ暗号装置鍵誤り検出方式
JPS61117940A (ja) 1984-11-13 1986-06-05 Hitachi Ltd デ−タ保護方式
JPH0727325B2 (ja) * 1987-02-13 1995-03-29 沖電気工業株式会社 暗号化装置
JP2760799B2 (ja) 1988-04-28 1998-06-04 株式会社日立製作所 暗号方式
JP2825205B2 (ja) 1989-07-20 1998-11-18 日本電信電話株式会社 暗号装置
JP3053106B2 (ja) 1990-11-02 2000-06-19 株式会社日立製作所 暗号化処理装置、及び復号化処理装置
JP2862030B2 (ja) 1991-06-13 1999-02-24 三菱電機株式会社 暗号化方式
JPH0535448A (ja) 1991-07-26 1993-02-12 Matsushita Electric Ind Co Ltd 有限体における乗算器
JPH0588849A (ja) 1991-09-26 1993-04-09 Matsushita Electric Ind Co Ltd 正規基底を用いた乗算器の構成法
JP3180836B2 (ja) 1992-05-21 2001-06-25 日本電気株式会社 暗号通信装置
US5317638A (en) 1992-07-17 1994-05-31 International Business Machines Corporation Performance enhancement for ANSI X3.92 data encryption algorithm standard
US5398284A (en) * 1993-11-05 1995-03-14 United Technologies Automotive, Inc. Cryptographic encoding process
JPH07191603A (ja) 1993-12-24 1995-07-28 Canon Inc 暗号装置及びこれを用いた秘匿・認証通信システム
JP3029381B2 (ja) * 1994-01-10 2000-04-04 富士通株式会社 データ変換装置
US5717760A (en) 1994-11-09 1998-02-10 Channel One Communications, Inc. Message protection system and method
US6125182A (en) 1994-11-09 2000-09-26 Channel One Communications, Inc. Cryptographic engine using logic and base conversions
JPH08179690A (ja) 1994-12-22 1996-07-12 Nec Corp プロダクト暗号装置
JP3129384B2 (ja) 1995-02-08 2001-01-29 日亜化学工業株式会社 窒化物半導体レーザ素子
US5757915A (en) 1995-08-25 1998-05-26 Intel Corporation Parameterized hash functions for access control
AU693719B2 (en) 1995-09-05 1998-07-02 Mitsubishi Denki Kabushiki Kaisha Data transformation apparatus and data transformation method
JPH0990870A (ja) 1995-09-27 1997-04-04 Nec Corp 基本変換方法、暗号化方法、基本変換回路および暗号装置

Also Published As

Publication number Publication date
KR970707525A (ko) 1997-12-01
NO324428B1 (no) 2007-10-15
DE69635651D1 (de) 2006-02-02
AU6629396A (en) 1997-03-27
AU693719B2 (en) 1998-07-02
EP0790595A1 (en) 1997-08-20
NO972052D0 (no) 1997-05-02
CN1496048A (zh) 2004-05-12
US7096369B2 (en) 2006-08-22
NO972052L (no) 1997-05-05
CN100435505C (zh) 2008-11-19
EP0790595B1 (en) 2005-12-28
US6201869B1 (en) 2001-03-13
EP0790595A4 (en) 2003-10-15
CN1136692C (zh) 2004-01-28
US6415030B2 (en) 2002-07-02
CN1164912A (zh) 1997-11-12
ES2255712T3 (es) 2006-07-01
US20010000708A1 (en) 2001-05-03
WO1997009705A1 (fr) 1997-03-13
US20020131589A1 (en) 2002-09-19
DE69635651T2 (de) 2006-09-07
KR100250803B1 (ko) 2000-04-01

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