HK1021585A1 - Cipher processing apparatus, ic card and cipher processing method. - Google Patents

Cipher processing apparatus, ic card and cipher processing method.

Info

Publication number
HK1021585A1
HK1021585A1 HK00100190A HK00100190A HK1021585A1 HK 1021585 A1 HK1021585 A1 HK 1021585A1 HK 00100190 A HK00100190 A HK 00100190A HK 00100190 A HK00100190 A HK 00100190A HK 1021585 A1 HK1021585 A1 HK 1021585A1
Authority
HK
Hong Kong
Prior art keywords
cipher processing
card
processing apparatus
processing method
cipher
Prior art date
Application number
HK00100190A
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
Publication of HK1021585A1 publication Critical patent/HK1021585A1/xx

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

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Security & Cryptography (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • Storage Device Security (AREA)
  • Power Sources (AREA)
  • Credit Cards Or The Like (AREA)
  • Microcomputers (AREA)
HK00100190A 1997-05-30 2000-01-12 Cipher processing apparatus, ic card and cipher processing method. HK1021585A1 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP09141328A JP3088337B2 (ja) 1997-05-30 1997-05-30 暗号処理装置、ｉｃカード及び暗号処理方法
PCT/JP1998/001898 WO1998054687A1 (fr) 1997-05-30 1998-04-24 Processeur cryptographique, carte de circuits integres et procede de traitement cryptographique

Publications (1)

Publication Number Publication Date
HK1021585A1 true HK1021585A1 (en) 2000-06-16

Family

ID=15289394

Family Applications (1)

Application Number Title Priority Date Filing Date
HK00100190A HK1021585A1 (en) 1997-05-30 2000-01-12 Cipher processing apparatus, ic card and cipher processing method.

Country Status (12)

Country Link
US (1) US6466669B1 (no)
EP (1) EP0923062B1 (no)
JP (1) JP3088337B2 (no)
KR (1) KR100360957B1 (no)
CN (1) CN1186901C (no)
AU (1) AU717746B2 (no)
CA (2) CA2261161C (no)
DE (1) DE69840014D1 (no)
HK (1) HK1021585A1 (no)
NO (1) NO326299B1 (no)
TW (1) TW375720B (no)
WO (1) WO1998054687A1 (no)

Families Citing this family (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6820203B1 (en) 1999-04-07 2004-11-16 Sony Corporation Security unit for use in memory card
US6731758B1 (en) 1999-08-29 2004-05-04 Intel Corporation Digital video content transmission ciphering and deciphering method and apparatus
US7068786B1 (en) * 1999-08-29 2006-06-27 Intel Corporation Dual use block/stream cipher
US6920221B1 (en) 1999-08-29 2005-07-19 Intel Corporation Method and apparatus for protected exchange of status and secret values between a video source application and a video hardware interface
US7212631B2 (en) 2001-05-31 2007-05-01 Qualcomm Incorporated Apparatus and method for performing KASUMI ciphering
KR100423811B1 (ko) * 2001-12-12 2004-03-22 한국전자통신연구원 카스미 암호화 알고리즘을 응용한 암호화 장치
US7076059B1 (en) * 2002-01-17 2006-07-11 Cavium Networks Method and apparatus to implement the data encryption standard algorithm
JP4150886B2 (ja) 2002-04-19 2008-09-17 ソニー株式会社 暗号化復号化演算装置およびデータ受信装置
JP2005031471A (ja) * 2003-07-07 2005-02-03 Sony Corp 暗号処理装置、および暗号処理方法
JP4700051B2 (ja) * 2005-03-16 2011-06-15 三菱電機株式会社 暗号装置及び暗号方法
JP4783104B2 (ja) * 2005-09-29 2011-09-28 株式会社東芝 暗号化／復号装置
FR2878390A1 (fr) * 2005-11-24 2006-05-26 Samsung Electronics Co Ltd Systeme et procede cryptographiques pour chiffrer des donnees d'entree
EP2237245B1 (en) 2008-01-18 2017-07-19 Fujitsu Limited Processor of data conversion function
JP5182295B2 (ja) * 2008-01-18 2013-04-17 富士通株式会社 暗号化装置及び暗号処理方法
JP5338327B2 (ja) * 2009-01-16 2013-11-13 富士通株式会社 暗号処理装置

Family Cites Families (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
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
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
FR2650458B1 (fr) * 1989-07-25 1991-10-11 Trt Telecom Radio Electr Procede de traitement d'une permutation irreguliere de donnees protegees par chiffrement
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
JP3310989B2 (ja) 1991-02-08 2002-08-05 株式会社東芝 データ通信方式
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
US5317638A (en) 1992-07-17 1994-05-31 International Business Machines Corporation Performance enhancement for ANSI X3.92 data encryption algorithm standard
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
JPH08179690A (ja) * 1994-12-22 1996-07-12 Nec Corp プロダクト暗号装置
DK0790595T3 (da) * 1995-09-05 2006-05-08 Mitsubishi Electric Corp Anordning og fremgangsmåde til datatransformation
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
CA2372915A1 (en) 1998-12-03
NO990429L (no) 1999-01-29
CA2261161C (en) 2002-09-17
KR20000029634A (ko) 2000-05-25
EP0923062A1 (en) 1999-06-16
CN1186901C (zh) 2005-01-26
JP3088337B2 (ja) 2000-09-18
JPH10333569A (ja) 1998-12-18
CA2372915C (en) 2002-09-24
DE69840014D1 (de) 2008-10-30
AU7081198A (en) 1998-12-30
EP0923062A4 (en) 2004-10-06
CA2261161A1 (en) 1998-12-03
NO326299B1 (no) 2008-11-03
WO1998054687A1 (fr) 1998-12-03
US6466669B1 (en) 2002-10-15
NO990429D0 (no) 1999-01-29
AU717746B2 (en) 2000-03-30
CN1228183A (zh) 1999-09-08
TW375720B (en) 1999-12-01
KR100360957B1 (ko) 2002-11-18
EP0923062B1 (en) 2008-09-17

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Legal Events

Date Code Title Description
PE Patent expired

Effective date: 20180423