DE602007001538D1 - Verschlüsselungsverarbeitungsvorrichtung, Verschlüsselungsverarbeitungsverfahren und Computerprogramm - Google Patents

Verschlüsselungsverarbeitungsvorrichtung, Verschlüsselungsverarbeitungsverfahren und Computerprogramm

Info

Publication number
DE602007001538D1
DE602007001538D1 DE602007001538T DE602007001538T DE602007001538D1 DE 602007001538 D1 DE602007001538 D1 DE 602007001538D1 DE 602007001538 T DE602007001538 T DE 602007001538T DE 602007001538 T DE602007001538 T DE 602007001538T DE 602007001538 D1 DE602007001538 D1 DE 602007001538D1
Authority
DE
Germany
Prior art keywords
encryption processing
computer program
processing device
processing method
encryption
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.)
Active
Application number
DE602007001538T
Other languages
English (en)
Inventor
Toru Akishita
Masanobu Katagi
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.)
Sony Corp
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 DE602007001538D1 publication Critical patent/DE602007001538D1/de
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F7/00—Methods or arrangements for processing data by operating upon the order or content of the data handled
    • G06F7/60—Methods or arrangements for performing computations using a digital non-denominational number representation, i.e. number representation without radix; Computing devices using combinations of denominational and non-denominational quantity representations, e.g. using difunction pulse trains, STEELE computers, phase computers
    • G06F7/72—Methods or arrangements for performing computations using a digital non-denominational number representation, i.e. number representation without radix; Computing devices using combinations of denominational and non-denominational quantity representations, e.g. using difunction pulse trains, STEELE computers, phase computers using residue arithmetic
    • G06F7/724—Finite field arithmetic
    • G06F7/725—Finite field arithmetic over elliptic curves
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F2207/00—Indexing scheme relating to methods or arrangements for processing data by operating upon the order or content of the data handled
    • G06F2207/72—Indexing scheme relating to groups G06F7/72 - G06F7/729
    • G06F2207/7219—Countermeasures against side channel or fault attacks
    • G06F2207/7261—Uniform execution, e.g. avoiding jumps, or using formulae with the same power profile
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F7/00—Methods or arrangements for processing data by operating upon the order or content of the data handled
    • G06F7/38—Methods or arrangements for performing computations using exclusively denominational number representation, e.g. using binary, ternary, decimal representation
    • G06F7/48—Methods or arrangements for performing computations using exclusively denominational number representation, e.g. using binary, ternary, decimal representation using non-contact-making devices, e.g. tube, solid state device; using unspecified devices
    • G06F7/4824—Methods or arrangements for performing computations using exclusively denominational number representation, e.g. using binary, ternary, decimal representation using non-contact-making devices, e.g. tube, solid state device; using unspecified devices using signed-digit representation

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Computational Mathematics (AREA)
  • Mathematical Analysis (AREA)
  • Mathematical Optimization (AREA)
  • Pure & Applied Mathematics (AREA)
  • Computing Systems (AREA)
  • Mathematical Physics (AREA)
  • General Engineering & Computer Science (AREA)
  • Complex Calculations (AREA)
DE602007001538T 2006-01-16 2007-01-16 Verschlüsselungsverarbeitungsvorrichtung, Verschlüsselungsverarbeitungsverfahren und Computerprogramm Active DE602007001538D1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2006007105A JP4682852B2 (ja) 2006-01-16 2006-01-16 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 (1)

Publication Number Publication Date
DE602007001538D1 true DE602007001538D1 (de) 2009-08-27

Family

ID=38002237

Family Applications (1)

Application Number Title Priority Date Filing Date
DE602007001538T Active DE602007001538D1 (de) 2006-01-16 2007-01-16 Verschlüsselungsverarbeitungsvorrichtung, Verschlüsselungsverarbeitungsverfahren und Computerprogramm

Country Status (6)

Country Link
US (1) US7835517B2 (de)
EP (1) EP1808762B1 (de)
JP (1) JP4682852B2 (de)
KR (1) KR101269737B1 (de)
CN (1) CN101005350B (de)
DE (1) DE602007001538D1 (de)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7961872B2 (en) * 2006-12-04 2011-06-14 Lsi Corporation Flexible hardware architecture for ECC/HECC based cryptography
CA2593723C (en) * 2007-06-27 2016-04-19 Certicom Corp. Multi-dimensional montgomery ladders for elliptic curves
KR100965813B1 (ko) * 2007-12-28 2010-06-24 경원대학교 산학협력단 유비쿼터스 환경에서 안전한 메시지 전송을 위한타원곡선기반의 ｒｆｉｄ 암호 방법
CN101911582B (zh) * 2008-01-18 2012-09-05 三菱电机株式会社 密码参数设定装置、密钥生成装置、密码系统、密码参数设定方法和密钥生成方法
JP5446678B2 (ja) * 2009-09-29 2014-03-19 富士通株式会社 楕円曲線暗号演算装置及び方法
US9400636B2 (en) * 2011-02-11 2016-07-26 Infineon Technologies Ag Apparatus and method for calculating a result in a scalar multiplication
FR3024808B1 (fr) * 2014-08-05 2016-07-29 Inside Secure Procede de cryptographie sur courbe elliptique comprenant une detection d’erreur
CN104486074B (zh) * 2014-12-12 2017-06-23 湘潭大学 用于嵌入式设备的椭圆曲线加密方法和解密方法
CN104786986A (zh) * 2015-03-25 2015-07-22 王方圆 新型滚码汽车防盗器
WO2018145191A1 (en) * 2017-02-13 2018-08-16 Infosec Global Inc. System and method for optimized elliptic curve cryptography operations
CN107241198A (zh) * 2017-08-01 2017-10-10 北京智慧云测科技有限公司 一种椭圆曲线算法的安全性评估方法及装置

Family Cites Families (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2791497B1 (fr) * 1999-03-26 2001-05-18 Gemplus Card Int Procedes de contre-mesure dans un composant electronique mettant en oeuvre un algorithme de crytographie a cle publique de type courbe elliptique
JP2003098962A (ja) * 2001-09-20 2003-04-04 Hitachi Ltd 楕円曲線スカラー倍計算方法及び装置並びに記録媒体
FR2811168B1 (fr) * 2000-06-30 2002-11-15 Gemplus Card Int Procede de conversion de la representation binaire d'un nombre dans une representation binaire signee
JP3820909B2 (ja) * 2001-04-24 2006-09-13 ソニー株式会社 楕円曲線暗号処理方法および楕円曲線暗号処理装置、並びにプログラム
JP4034585B2 (ja) * 2002-01-28 2008-01-16 松下電器産業株式会社 楕円曲線演算装置及び楕円曲線演算方法
JP2003263110A (ja) * 2002-03-08 2003-09-19 Nippon Telegr & Teleph Corp <Ntt> 楕円曲線上の有理点群の部分群の元生成装置、そのプログラム及び記録媒体
ATE352830T1 (de) * 2002-10-26 2007-02-15 Additional Director Ipr Defenc Verfahren zur elliptische-kurven-verschlüsselung
US7555122B2 (en) * 2002-12-04 2009-06-30 Wired Communications LLC Method for elliptic curve point multiplication
WO2004055756A1 (ja) * 2002-12-18 2004-07-01 Fujitsu Limited 秘密鍵を用いた耐タンパ楕円曲線暗号処理
JP2004205870A (ja) * 2002-12-26 2004-07-22 Hitachi Ltd 超楕円曲線スカラー倍演算方法及び装置
JP4599859B2 (ja) 2004-03-12 2010-12-15 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
JP2006145945A (ja) * 2004-11-22 2006-06-08 Sony Corp 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
US7602907B2 (en) * 2005-07-01 2009-10-13 Microsoft Corporation Elliptic curve point multiplication
US8913739B2 (en) * 2005-10-18 2014-12-16 Telecom Italia S.P.A. Method for scalar multiplication in elliptic curve groups over prime fields for side-channel attack resistant cryptosystems
US8243920B2 (en) * 2005-10-28 2012-08-14 Telecom Italia S.P.A. Method for scalar multiplication in elliptic curve groups over binary polynomial fields for side-channel attack-resistant cryptosystems

Also Published As

Publication number Publication date
US20070211894A1 (en) 2007-09-13
KR20070076440A (ko) 2007-07-24
JP4682852B2 (ja) 2011-05-11
EP1808762B1 (de) 2009-07-15
JP2007187958A (ja) 2007-07-26
CN101005350B (zh) 2011-04-06
US7835517B2 (en) 2010-11-16
EP1808762A1 (de) 2007-07-18
KR101269737B1 (ko) 2013-05-30
CN101005350A (zh) 2007-07-25

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