FR2774783B1 - Procede de mise en oeuvre d'une operation modulaire elementaire selon la methode de montgomery - Google Patents

Procede de mise en oeuvre d'une operation modulaire elementaire selon la methode de montgomery

Info

Publication number
FR2774783B1
FR2774783B1 FR9802149A FR9802149A FR2774783B1 FR 2774783 B1 FR2774783 B1 FR 2774783B1 FR 9802149 A FR9802149 A FR 9802149A FR 9802149 A FR9802149 A FR 9802149A FR 2774783 B1 FR2774783 B1 FR 2774783B1
Authority
FR
France
Prior art keywords
implementing
operation according
montgomery
modular operation
elementary
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
FR9802149A
Other languages
English (en)
Other versions
FR2774783A1 (fr
Inventor
Bernard Plessier
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.)
STMicroelectronics SA
Original Assignee
SGS Thomson Microelectronics 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 SGS Thomson Microelectronics SA filed Critical SGS Thomson Microelectronics SA
Priority to FR9802149A priority Critical patent/FR2774783B1/fr
Priority to US09/244,217 priority patent/US6275837B1/en
Publication of FR2774783A1 publication Critical patent/FR2774783A1/fr
Application granted granted Critical
Publication of FR2774783B1 publication Critical patent/FR2774783B1/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
    • G06F7/728—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 using Montgomery reduction

Landscapes

  • 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)
  • Logic Circuits (AREA)
FR9802149A 1998-02-09 1998-02-09 Procede de mise en oeuvre d'une operation modulaire elementaire selon la methode de montgomery Expired - Fee Related FR2774783B1 (fr)

Priority Applications (2)

Application Number Priority Date Filing Date Title
FR9802149A FR2774783B1 (fr) 1998-02-09 1998-02-09 Procede de mise en oeuvre d'une operation modulaire elementaire selon la methode de montgomery
US09/244,217 US6275837B1 (en) 1998-02-09 1999-02-04 Method for the implementation of an elementary modular operation according to the Montgomery method

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR9802149A FR2774783B1 (fr) 1998-02-09 1998-02-09 Procede de mise en oeuvre d'une operation modulaire elementaire selon la methode de montgomery

Publications (2)

Publication Number Publication Date
FR2774783A1 FR2774783A1 (fr) 1999-08-13
FR2774783B1 true FR2774783B1 (fr) 2000-04-14

Family

ID=9523250

Family Applications (1)

Application Number Title Priority Date Filing Date
FR9802149A Expired - Fee Related FR2774783B1 (fr) 1998-02-09 1998-02-09 Procede de mise en oeuvre d'une operation modulaire elementaire selon la methode de montgomery

Country Status (2)

Country Link
US (1) US6275837B1 (fr)
FR (1) FR2774783B1 (fr)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6466668B1 (en) * 1998-01-28 2002-10-15 Hitachi, Ltd. IC card equipped with elliptical curve encryption processing facility
SG115534A1 (en) * 2003-04-04 2005-10-28 St Microelectronics Asia Method and apparatus for performing modular arithmetic

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2726668B1 (fr) * 1994-11-08 1997-01-10 Sgs Thomson Microelectronics Procede de mise en oeuvre de reduction modulaire selon la methode de montgomery
FR2726667B1 (fr) * 1994-11-08 1997-01-17 Sgs Thomson Microelectronics Procede de mise en oeuvre de multiplication modulaire selon la methode montgomery
FR2743645B1 (fr) * 1996-01-15 1998-02-27 Sgs Thomson Microelectronics Dispositif ameliorant la vitesse de traitement d'un coprocesseur d'arithmetique modulaire
FR2758195B1 (fr) * 1997-01-09 1999-02-26 Sgs Thomson Microelectronics Coprocesseur d'arithmetique modulaire comprenant deux circuits de multiplication operant en parallele

Also Published As

Publication number Publication date
FR2774783A1 (fr) 1999-08-13
US6275837B1 (en) 2001-08-14

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Legal Events

Date Code Title Description
ST Notification of lapse

Effective date: 20091030