TWI380659B - - Google Patents

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Publication number
TWI380659B
TWI380659B TW096132640A TW96132640A TWI380659B TW I380659 B TWI380659 B TW I380659B TW 096132640 A TW096132640 A TW 096132640A TW 96132640 A TW96132640 A TW 96132640A TW I380659 B TWI380659 B TW I380659B
Authority
TW
Taiwan
Prior art keywords
function
round
data
processing
data processing
Prior art date
Application number
TW096132640A
Other languages
English (en)
Chinese (zh)
Other versions
TW200830831A (en
Inventor
Kyoji Shibutani
Taizo Shirai
Toru Akishita
Shiho Moriai
Original Assignee
Sony 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 Sony Corp filed Critical Sony Corp
Publication of TW200830831A publication Critical patent/TW200830831A/zh
Application granted granted Critical
Publication of TWI380659B publication Critical patent/TWI380659B/zh

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
    • H04L9/002—Countermeasures against attacks on cryptographic mechanisms
    • 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)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • Storage Device Security (AREA)
TW096132640A 2006-09-01 2007-08-31 Encryption processor, encryption processing method, and computer program TW200830831A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2006238226A JP5023624B2 (ja) 2006-09-01 2006-09-01 暗号処理装置、および暗号処理方法、並びにコンピュータ・プログラム

Publications (2)

Publication Number Publication Date
TW200830831A TW200830831A (en) 2008-07-16
TWI380659B true TWI380659B (enExample) 2012-12-21

Family

ID=39135905

Family Applications (1)

Application Number Title Priority Date Filing Date
TW096132640A TW200830831A (en) 2006-09-01 2007-08-31 Encryption processor, encryption processing method, and computer program

Country Status (6)

Country Link
US (1) US8396210B2 (enExample)
EP (1) EP2058782A1 (enExample)
JP (1) JP5023624B2 (enExample)
CN (1) CN101553856B (enExample)
TW (1) TW200830831A (enExample)
WO (1) WO2008026623A1 (enExample)

Families Citing this family (19)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
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
WO2009075337A1 (ja) * 2007-12-13 2009-06-18 Nec Corporation 暗号化方法及び復号化方法、装置並びにプログラム
US8363828B2 (en) * 2009-02-09 2013-01-29 Intel Corporation Diffusion and cryptographic-related operations
CN102356418B (zh) * 2009-03-23 2014-12-03 富士通株式会社 数据处理装置以及数据处理方法
TWI452889B (zh) * 2009-04-30 2014-09-11 Sumitomo Electric Industries 加密密鑰產生裝置
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
JP5605197B2 (ja) * 2010-12-09 2014-10-15 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
JP5652363B2 (ja) * 2011-03-28 2015-01-14 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
WO2014154270A1 (en) * 2013-03-27 2014-10-02 Irdeto B.V. Tamper resistant cryptographic algorithm implementation
CN103427988A (zh) * 2013-07-26 2013-12-04 青岛海信宽带多媒体技术有限公司 数据加密及解密方法
JP2015191106A (ja) * 2014-03-28 2015-11-02 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
WO2016059870A1 (ja) * 2014-10-14 2016-04-21 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
JP6877889B2 (ja) * 2016-04-08 2021-05-26 ソニーグループ株式会社 暗号化装置、暗号化方法、復号化装置、及び復号化方法
FR3060804B1 (fr) * 2016-12-21 2021-01-22 Safran Identity & Security Procede de configuration d'un programme cryptographique destine a etre execute par un terminal
US11269993B2 (en) * 2017-08-10 2022-03-08 Sony Corporation Encryption device, encryption method, decryption device, and decryption method
JP6973634B2 (ja) * 2018-04-26 2021-12-01 日本電信電話株式会社 秘密集約中央値システム、秘密計算装置、秘密集約中央値方法、およびプログラム
JP7572922B2 (ja) * 2021-08-03 2024-10-24 Kddi株式会社 暗号化装置、暗号化方法及び暗号化プログラム
US12401495B1 (en) * 2023-07-24 2025-08-26 The Government Of The United States As Represented By The Director, National Security Agency Universal circuit device for selective block cipher cryptographic processing with space efficient configurational agility
KR20250045878A (ko) * 2023-09-26 2025-04-02 삼성전자주식회사 교집합 연산을 위한 장치 및 방법

Family Cites Families (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5003597A (en) * 1989-12-21 1991-03-26 Xerox Corporation Method and apparatus for data encryption
JP2927079B2 (ja) 1991-10-02 1999-07-28 松下電器産業株式会社 データ暗号化方法およびデータ暗号化装置
CA2164768C (en) * 1995-12-08 2001-01-23 Carlisle Michael Adams Constructing symmetric ciphers using the cast design procedure
TW367465B (en) * 1997-04-23 1999-08-21 Matsushita Electric Industrial Co Ltd Cryptographic processing apparatus cryptographic processing method, and storage medium storing cryptographic processing program for improving security without greatly increasing hardware scale and processing time
US7292693B1 (en) * 1998-08-13 2007-11-06 Teledyne Technologies Incorporated Deterministically generating block substitution tables which meet a given standard of nonlinearity
TW514844B (en) * 2000-01-26 2002-12-21 Sony Corp Data processing system, storage device, data processing method and program providing media
JP4596686B2 (ja) * 2001-06-13 2010-12-08 富士通株式会社 Ｄｐａに対して安全な暗号化
JP2004212828A (ja) * 2003-01-08 2004-07-29 Sony Corp 暗号処理装置、および暗号処理方法、並びにコンピュータ・プログラム
FR2851862B1 (fr) * 2003-02-27 2006-12-29 Radiotelephone Sfr Procede de generation d'une permutation pseudo-aleatoire d'un mot comportant n digits
JP4622222B2 (ja) * 2003-09-30 2011-02-02 ソニー株式会社 暗号処理装置、および暗号処理方法、並びにコンピュータ・プログラム
JP4561252B2 (ja) * 2004-09-03 2010-10-13 ソニー株式会社 暗号処理装置、および暗号処理方法、並びにコンピュータ・プログラム
JP4752313B2 (ja) * 2004-09-30 2011-08-17 ソニー株式会社 暗号処理演算方法、および暗号処理装置、並びにコンピュータ・プログラム
WO2006046187A1 (en) * 2004-10-28 2006-05-04 Koninklijke Philips Electronics N.V. Method and system for obfuscating a cryptographic function
JP2006206376A (ja) 2005-01-28 2006-08-10 Ngk Spark Plug Co Ltd セラミック焼結体、切削インサート及び切削工具
WO2007003230A1 (en) * 2005-06-30 2007-01-11 Freescale Semiconductor, Inc Encryption apparatus and method therefor
TW200840238A (en) * 2007-03-27 2008-10-01 Nat Univ Chung Cheng The method of electric circuit encryption with external bits and adjustable time pulses

Also Published As

Publication number Publication date
CN101553856B (zh) 2011-04-20
US8396210B2 (en) 2013-03-12
JP2008058829A (ja) 2008-03-13
WO2008026623A1 (fr) 2008-03-06
EP2058782A1 (en) 2009-05-13
TW200830831A (en) 2008-07-16
JP5023624B2 (ja) 2012-09-12
US20100091991A1 (en) 2010-04-15
CN101553856A (zh) 2009-10-07

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MM4A Annulment or lapse of patent due to non-payment of fees