DE60220793D1 - Verschleierung einer eine modularen funktion durchführenden berechnung - Google Patents

Verschleierung einer eine modularen funktion durchführenden berechnung

Info

Publication number
DE60220793D1
DE60220793D1 DE60220793T DE60220793T DE60220793D1 DE 60220793 D1 DE60220793 D1 DE 60220793D1 DE 60220793 T DE60220793 T DE 60220793T DE 60220793 T DE60220793 T DE 60220793T DE 60220793 D1 DE60220793 D1 DE 60220793D1
Authority
DE
Germany
Prior art keywords
missing
modular function
calculating modular
calculating
function
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
Application number
DE60220793T
Other languages
English (en)
Other versions
DE60220793T2 (de
Inventor
Pierre-Yvan Liardet
Fabrice Romain
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
STMicroelectronics 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
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=8862858&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=DE60220793(D1) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by STMicroelectronics SA filed Critical STMicroelectronics SA
Application granted granted Critical
Publication of DE60220793D1 publication Critical patent/DE60220793D1/de
Publication of DE60220793T2 publication Critical patent/DE60220793T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime 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
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F21/00—Security arrangements for protecting computers, components thereof, programs or data against unauthorised activity
    • G06F21/70—Protecting specific internal or peripheral components, in which the protection of a component leads to protection of the entire computer
    • G06F21/71—Protecting specific internal or peripheral components, in which the protection of a component leads to protection of the entire computer to assure secure computing or processing of information
    • G06F21/75—Protecting specific internal or peripheral components, in which the protection of a component leads to protection of the entire computer to assure secure computing or processing of information by inhibiting the analysis of circuitry or operation
    • G06F21/755—Protecting specific internal or peripheral components, in which the protection of a component leads to protection of the entire computer to assure secure computing or processing of information by inhibiting the analysis of circuitry or operation with measures against power attack
    • 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
    • G06F2207/7233—Masking, e.g. (A**e)+r mod n
    • G06F2207/7247—Modulo masking, e.g. A**e mod (n*r)

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Mathematical Analysis (AREA)
  • Pure & Applied Mathematics (AREA)
  • Mathematical Optimization (AREA)
  • Mathematical Physics (AREA)
  • General Engineering & Computer Science (AREA)
  • Computational Mathematics (AREA)
  • Computer Hardware Design (AREA)
  • Computing Systems (AREA)
  • Computer Security & Cryptography (AREA)
  • Software Systems (AREA)
  • Storage Device Security (AREA)
DE60220793T 2001-04-30 2002-04-29 Verwürfelung bzw. Verschleierung (Scrambling) einer Berechnung, bei welcher eine modulare Funktion zur Anwendung kommt Expired - Lifetime DE60220793T2 (de)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
FR0105815A FR2824209B1 (fr) 2001-04-30 2001-04-30 Brouillage d'un calcul mettant en oeuvre une fonction modulaire
FR0105815 2001-04-30
PCT/FR2002/001491 WO2002088934A1 (fr) 2001-04-30 2002-04-29 Brouillage d'un calcul mettant en oeuvre une fonction modulaire

Publications (2)

Publication Number Publication Date
DE60220793D1 true DE60220793D1 (de) 2007-08-02
DE60220793T2 DE60220793T2 (de) 2008-03-06

Family

ID=8862858

Family Applications (1)

Application Number Title Priority Date Filing Date
DE60220793T Expired - Lifetime DE60220793T2 (de) 2001-04-30 2002-04-29 Verwürfelung bzw. Verschleierung (Scrambling) einer Berechnung, bei welcher eine modulare Funktion zur Anwendung kommt

Country Status (6)

Country Link
US (1) US7536564B2 (de)
EP (1) EP1399807B1 (de)
JP (1) JP2004531762A (de)
DE (1) DE60220793T2 (de)
FR (1) FR2824209B1 (de)
WO (1) WO2002088934A1 (de)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2856537B1 (fr) * 2003-06-18 2005-11-04 Gemplus Card Int Procede de contre-mesure par masquage de l'accumulateur dans un composant electronique mettant en oeuvre un algorithme de cryptographie a cle publique
US8626811B2 (en) * 2010-04-30 2014-01-07 Certicom Corp. Method and apparatus for providing flexible bit-length moduli on a block Montgomery machine
JP5328993B2 (ja) * 2010-12-24 2013-10-30 三菱電機株式会社 署名生成装置及び署名生成方法及び記録媒体
DE102017117907B4 (de) * 2017-08-07 2023-04-27 Infineon Technologies Ag Durchführen einer kryptografischen Operation
WO2021226902A1 (en) * 2020-05-14 2021-11-18 Apple Inc. Methods and apparatus for sub-band-based pdcch hopping in wireless communication

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5991415A (en) * 1997-05-12 1999-11-23 Yeda Research And Development Co. Ltd. At The Weizmann Institute Of Science Method and apparatus for protecting public key schemes from timing and fault attacks
ATE325478T1 (de) 1998-01-02 2006-06-15 Cryptography Res Inc Leckresistentes kryptographisches verfahren und vorrichtung
US6408075B1 (en) 1998-11-30 2002-06-18 Hitachi, Ltd. Information processing equipment and IC card
JP2000165375A (ja) * 1998-11-30 2000-06-16 Hitachi Ltd 情報処理装置、ｉｃカード
FR2799851B1 (fr) * 1999-10-14 2002-01-25 Gemplus Card Int Procede de contre-mesure dans un composant electronique mettant en oeuvre un algorithme de cryptographie a cle publique de type rsa

Also Published As

Publication number Publication date
DE60220793T2 (de) 2008-03-06
FR2824209B1 (fr) 2003-08-29
FR2824209A1 (fr) 2002-10-31
EP1399807B1 (de) 2007-06-20
EP1399807A1 (de) 2004-03-24
US20040179680A1 (en) 2004-09-16
WO2002088934A1 (fr) 2002-11-07
JP2004531762A (ja) 2004-10-14
US7536564B2 (en) 2009-05-19

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Legal Events

Date Code Title Description
8363 Opposition against the patent