FR2821945B1 - Procede de protection contre les attaques par mesure de courant ou de rayonnement electromagnetique - Google Patents

Procede de protection contre les attaques par mesure de courant ou de rayonnement electromagnetique

Info

Publication number
FR2821945B1
FR2821945B1 FR0103329A FR0103329A FR2821945B1 FR 2821945 B1 FR2821945 B1 FR 2821945B1 FR 0103329 A FR0103329 A FR 0103329A FR 0103329 A FR0103329 A FR 0103329A FR 2821945 B1 FR2821945 B1 FR 2821945B1
Authority
FR
France
Prior art keywords
electromagnetic radiation
protection against
measuring current
against attacks
attacks
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 - Fee Related
Application number
FR0103329A
Other languages
English (en)
Other versions
FR2821945A1 (fr
Inventor
Christophe Tymen
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 Card International SA
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 Card International SA, Gemplus SA filed Critical Gemplus Card International SA
Priority to FR0103329A priority Critical patent/FR2821945B1/fr
Publication of FR2821945A1 publication Critical patent/FR2821945A1/fr
Application granted granted Critical
Publication of FR2821945B1 publication Critical patent/FR2821945B1/fr
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

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

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Computational Mathematics (AREA)
  • Mathematical Analysis (AREA)
  • Mathematical Optimization (AREA)
  • Pure & Applied Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • Computing Systems (AREA)
  • Mathematical Physics (AREA)
  • General Engineering & Computer Science (AREA)
  • Complex Calculations (AREA)
FR0103329A 2001-03-12 2001-03-12 Procede de protection contre les attaques par mesure de courant ou de rayonnement electromagnetique Expired - Fee Related FR2821945B1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR0103329A FR2821945B1 (fr) 2001-03-12 2001-03-12 Procede de protection contre les attaques par mesure de courant ou de rayonnement electromagnetique

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR0103329A FR2821945B1 (fr) 2001-03-12 2001-03-12 Procede de protection contre les attaques par mesure de courant ou de rayonnement electromagnetique

Publications (2)

Publication Number Publication Date
FR2821945A1 FR2821945A1 (fr) 2002-09-13
FR2821945B1 true FR2821945B1 (fr) 2003-05-30

Family

ID=8861002

Family Applications (1)

Application Number Title Priority Date Filing Date
FR0103329A Expired - Fee Related FR2821945B1 (fr) 2001-03-12 2001-03-12 Procede de protection contre les attaques par mesure de courant ou de rayonnement electromagnetique

Country Status (1)

Country Link
FR (1) FR2821945B1 (fr)

Families Citing this family (1)

* 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

Family Cites Families (2)

* 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
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
FR2821945A1 (fr) 2002-09-13

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Legal Events

Date Code Title Description
ST Notification of lapse

Effective date: 20091130