FR2823327B1 - Dispositif destine a realiser des calculs d'exponentiation securisee et utilisation d'un tel dispositif - Google Patents

Dispositif destine a realiser des calculs d'exponentiation securisee et utilisation d'un tel dispositif

Info

Publication number
FR2823327B1
FR2823327B1 FR0104829A FR0104829A FR2823327B1 FR 2823327 B1 FR2823327 B1 FR 2823327B1 FR 0104829 A FR0104829 A FR 0104829A FR 0104829 A FR0104829 A FR 0104829A FR 2823327 B1 FR2823327 B1 FR 2823327B1
Authority
FR
France
Prior art keywords
exponitation
calculations
performing secure
secure
secure exponitation
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
FR0104829A
Other languages
English (en)
Other versions
FR2823327A1 (fr
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 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 FR0104829A priority Critical patent/FR2823327B1/fr
Priority to PCT/FR2002/001233 priority patent/WO2002082257A1/fr
Publication of FR2823327A1 publication Critical patent/FR2823327A1/fr
Application granted granted Critical
Publication of FR2823327B1 publication Critical patent/FR2823327B1/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
    • G06F7/723—Modular exponentiation
    • 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
    • G06F2207/7276—Additional details of aspects covered by group G06F7/723
    • G06F2207/7295—Additional details of aspects covered by group G06F7/723 using an addition chain, or an addition-subtraction chain
FR0104829A 2001-04-09 2001-04-09 Dispositif destine a realiser des calculs d'exponentiation securisee et utilisation d'un tel dispositif Expired - Fee Related FR2823327B1 (fr)

Priority Applications (2)

Application Number Priority Date Filing Date Title
FR0104829A FR2823327B1 (fr) 2001-04-09 2001-04-09 Dispositif destine a realiser des calculs d'exponentiation securisee et utilisation d'un tel dispositif
PCT/FR2002/001233 WO2002082257A1 (fr) 2001-04-09 2002-04-09 Dispositif destine a realiser des calculs d'exponentiation securisee et utilisation d'un tel dispositif

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR0104829A FR2823327B1 (fr) 2001-04-09 2001-04-09 Dispositif destine a realiser des calculs d'exponentiation securisee et utilisation d'un tel dispositif

Publications (2)

Publication Number Publication Date
FR2823327A1 FR2823327A1 (fr) 2002-10-11
FR2823327B1 true FR2823327B1 (fr) 2003-08-08

Family

ID=8862133

Family Applications (1)

Application Number Title Priority Date Filing Date
FR0104829A Expired - Fee Related FR2823327B1 (fr) 2001-04-09 2001-04-09 Dispositif destine a realiser des calculs d'exponentiation securisee et utilisation d'un tel dispositif

Country Status (2)

Country Link
FR (1) FR2823327B1 (fr)
WO (1) WO2002082257A1 (fr)

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2000511649A (ja) * 1996-06-05 2000-09-05 ジェムプリュス エス．セー．アー． 公開鍵暗号方法
FR2800478B1 (fr) * 1999-10-28 2001-11-30 Bull Cp8 Procede de securisation d'un ensemble electronique de cryptographie a base d'exponentiation modulaire contre les attaques par analyse physique

Also Published As

Publication number Publication date
FR2823327A1 (fr) 2002-10-11
WO2002082257A1 (fr) 2002-10-17

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Legal Events

Date Code Title Description
ST Notification of lapse

Effective date: 20091231