DE60204955D1 - Gegenmassnahmen in einem elektronischen baustein zur ausführung eines krypto-algorithmus mit auf elliptischen kurven basierendem öffentlichen schlüssel - Google Patents

Gegenmassnahmen in einem elektronischen baustein zur ausführung eines krypto-algorithmus mit auf elliptischen kurven basierendem öffentlichen schlüssel

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Publication number
DE60204955D1
DE60204955D1 DE60204955T DE60204955T DE60204955D1 DE 60204955 D1 DE60204955 D1 DE 60204955D1 DE 60204955 T DE60204955 T DE 60204955T DE 60204955 T DE60204955 T DE 60204955T DE 60204955 D1 DE60204955 D1 DE 60204955D1
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DE
Germany
Prior art keywords
cyprus
algorithm
measures
perform
electronic component
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.)
Expired - Lifetime
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DE60204955T
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English (en)
Other versions
DE60204955T2 (de
Inventor
Marc Joye
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.)
Gemplus SA
Original Assignee
Gemplus SA
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 Gemplus SA filed Critical Gemplus SA
Application granted granted Critical
Publication of DE60204955D1 publication Critical patent/DE60204955D1/de
Publication of DE60204955T2 publication Critical patent/DE60204955T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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Classifications

    • 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
    • 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
    • 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
    • G06F2207/7223—Randomisation as countermeasure against side channel attacks
    • G06F2207/7228—Random curve mapping, e.g. mapping to an isomorphous or projective curve

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  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Mathematical Analysis (AREA)
  • Mathematical Optimization (AREA)
  • Pure & Applied Mathematics (AREA)
  • Computational Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • Computing Systems (AREA)
  • Mathematical Physics (AREA)
  • General Engineering & Computer Science (AREA)
  • Complex Calculations (AREA)
  • Storage Device Security (AREA)
DE60204955T 2001-04-27 2002-04-25 Gegenmassnahmen in einem elektronischen baustein zur ausführung eines krypto-algorithmus mit auf elliptischen kurven basierendem öffentlichen schlüssel Expired - Lifetime DE60204955T2 (de)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
FR0105759 2001-04-27
FR0105759A FR2824210B1 (fr) 2001-04-27 2001-04-27 Procede de contre-mesure dans un composant electronique mettant en oeuvre un algorithme cryptographique du type a cle publique sur une courbe elliptique
PCT/FR2002/001434 WO2002088933A1 (fr) 2001-04-27 2002-04-25 Procede de contre-mesure dans un composant electronique mettant en oeuvre un algorithme cryptographique du type a cle publique sur une courbe elliptique

Publications (2)

Publication Number Publication Date
DE60204955D1 true DE60204955D1 (de) 2005-08-11
DE60204955T2 DE60204955T2 (de) 2006-04-27

Family

ID=8862815

Family Applications (1)

Application Number Title Priority Date Filing Date
DE60204955T Expired - Lifetime DE60204955T2 (de) 2001-04-27 2002-04-25 Gegenmassnahmen in einem elektronischen baustein zur ausführung eines krypto-algorithmus mit auf elliptischen kurven basierendem öffentlichen schlüssel

Country Status (6)

Country Link
US (1) US20040228478A1 (de)
EP (1) EP1381936B1 (de)
DE (1) DE60204955T2 (de)
ES (1) ES2247326T3 (de)
FR (1) FR2824210B1 (de)
WO (1) WO2002088933A1 (de)

Families Citing this family (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2854997B1 (fr) * 2003-05-16 2005-07-22 Gemplus Card Int Procede de contre-mesure dans un composant electronique mettant en oeuvre un algorithme cryptographique du type a cle publique sur une courbe elliptique definie sur un corps de caracteristique deux
US7379546B2 (en) * 2004-03-03 2008-05-27 King Fahd University Of Petroleum And Minerals Method for XZ-elliptic curve cryptography
US7961873B2 (en) * 2004-03-03 2011-06-14 King Fahd University Of Petroleum And Minerals Password protocols using XZ-elliptic curve cryptography
US7961874B2 (en) * 2004-03-03 2011-06-14 King Fahd University Of Petroleum & Minerals XZ-elliptic curve cryptography with secret key embedding
FR2880149B1 (fr) 2004-12-23 2007-03-30 Oberthur Card Syst Sa Procede de traitement de donnees et dispositif associe
EP1946205B1 (de) 2005-10-18 2010-04-14 Telecom Italia S.p.A. Verfahren zur skalarmultiplikation in gruppen elliptischer kurven über primkörpern für nebenkanal-attacken-beständige kryptosysteme
DE602005020991D1 (de) * 2005-10-28 2010-06-10 Telecom Italia Spa Verfahren zur skalarmultiplikation in gruppen ellir nebenkanalattacken-beständige kryptosysteme
US7885406B2 (en) * 2006-10-10 2011-02-08 Microsoft Corporation Computing endomorphism rings of Abelian surfaces over finite fields
US8559625B2 (en) * 2007-08-07 2013-10-15 Inside Secure Elliptic curve point transformations
US8619977B2 (en) * 2008-01-15 2013-12-31 Inside Secure Representation change of a point on an elliptic curve
US8233615B2 (en) 2008-01-15 2012-07-31 Inside Secure Modular reduction using a special form of the modulus
DE102008018001A1 (de) * 2008-04-09 2009-10-22 Siemens Aktiengesellschaft Verfahren und Vorrichtung zur Übertragung von Nachrichten in Echtzeit
US20120140921A1 (en) * 2010-12-01 2012-06-07 King Fahd University Of Petroleum And Minerals Rsa-analogous xz-elliptic curve cryptography system and method
US8699701B2 (en) 2010-12-01 2014-04-15 King Fahd University Method of performing XZ-elliptic curve cryptography for use with network security protocols
US8509426B1 (en) 2010-12-01 2013-08-13 King Fahd University Of Petroleum And Minerals XZ-elliptic curve cryptography system and method
FR2972064B1 (fr) * 2011-02-25 2013-03-15 Inside Secure Procede de cryptographie comprenant une operation d'exponentiation
EP2916215B1 (de) * 2014-03-03 2016-12-07 Thomson Licensing Verfahren zur kryptographischen Verarbeitung von Daten auf elliptischen Kurven, entsprechende elektronische Vorrichtung und Computerprogrammprodukt
CN105959108A (zh) * 2016-06-27 2016-09-21 收付宝科技有限公司 对云支付限制密钥进行加密及解密的方法、装置和系统

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BR9815161A (pt) * 1997-12-05 2000-10-10 Secured Information Technology Método para produzir um produto de multiplicação de curva elìptica; método para otimizar o cálculo de uma expressão, método para produção de um produto de adição de curva elìptica; aparelho para produção de um produto de multiplicação de ponto de curva elìptica
CN1235446A (zh) * 1998-03-05 1999-11-17 松下电器产业株式会社 椭圆曲线变换装置、利用装置和利用系统
FR2791496B1 (fr) * 1999-03-26 2001-10-19 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

Also Published As

Publication number Publication date
DE60204955T2 (de) 2006-04-27
EP1381936A1 (de) 2004-01-21
FR2824210B1 (fr) 2003-05-30
FR2824210A1 (fr) 2002-10-31
ES2247326T3 (es) 2006-03-01
EP1381936B1 (de) 2005-07-06
WO2002088933A1 (fr) 2002-11-07
US20040228478A1 (en) 2004-11-18

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