DE60022840D1 - Verfahren zum sichern einer oder mehrerer elektronischer baugruppen, unter zuhilfenahme eines privatschlüssel-krypto-algorithmus, sowie elektronische baugruppe - Google Patents

Verfahren zum sichern einer oder mehrerer elektronischer baugruppen, unter zuhilfenahme eines privatschlüssel-krypto-algorithmus, sowie elektronische baugruppe

Info

Publication number
DE60022840D1
DE60022840D1 DE60022840T DE60022840T DE60022840D1 DE 60022840 D1 DE60022840 D1 DE 60022840D1 DE 60022840 T DE60022840 T DE 60022840T DE 60022840 T DE60022840 T DE 60022840T DE 60022840 D1 DE60022840 D1 DE 60022840D1
Authority
DE
Germany
Prior art keywords
electronic
algorithm
cyprus
assisting
securing
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
DE60022840T
Other languages
English (en)
Other versions
DE60022840T2 (de
Inventor
Jacques Patarin
Louis Goubin
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.)
CP8 Technologies SA
Original Assignee
CP8 Technologies 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 CP8 Technologies SA filed Critical CP8 Technologies SA
Application granted granted Critical
Publication of DE60022840D1 publication Critical patent/DE60022840D1/de
Publication of DE60022840T2 publication Critical patent/DE60022840T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L9/00—Cryptographic mechanisms or cryptographic arrangements for secret or secure communications; Network security protocols
    • H04L9/002—Countermeasures against attacks on cryptographic mechanisms
    • H04L9/003—Countermeasures against attacks on cryptographic mechanisms for power analysis, e.g. differential power analysis [DPA] or simple power analysis [SPA]
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L9/00—Cryptographic mechanisms or cryptographic arrangements for secret or secure communications; Network security protocols
    • H04L9/06—Cryptographic mechanisms or cryptographic arrangements for secret or secure communications; Network security protocols the encryption apparatus using shift registers or memories for block-wise or stream coding, e.g. DES systems or RC4; Hash functions; Pseudorandom sequence generators
    • H04L9/0618—Block ciphers, i.e. encrypting groups of characters of a plain text message using fixed encryption transformation
    • H04L9/0625—Block ciphers, i.e. encrypting groups of characters of a plain text message using fixed encryption transformation with splitting of the data block into left and right halves, e.g. Feistel based algorithms, DES, FEAL, IDEA or KASUMI
    • 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
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L2209/00—Additional information or applications relating to cryptographic mechanisms or cryptographic arrangements for secret or secure communication H04L9/00
    • H04L2209/08—Randomization, e.g. dummy operations or using noise
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L2209/00—Additional information or applications relating to cryptographic mechanisms or cryptographic arrangements for secret or secure communication H04L9/00
    • H04L2209/12—Details relating to cryptographic hardware or logic circuitry
    • H04L2209/125—Parallelization or pipelining, e.g. for accelerating processing of cryptographic operations

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Security & Cryptography (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Storage Device Security (AREA)
  • Input From Keyboards Or The Like (AREA)
DE60022840T 1999-04-09 2000-04-07 Verfahren zum sichern einer oder mehrerer elektronischer baugruppen, unter zuhilfenahme eines privatschlüssel-krypto-algorithmus, sowie elektronische baugruppe Expired - Lifetime DE60022840T2 (de)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
FR9904441 1999-04-09
FR9904441A FR2792141B1 (fr) 1999-04-09 1999-04-09 Procede de securisation d'un ou plusieurs ensembles electroniques mettant en oeuvre un meme algorithme cryptographique avec cle secrete, une utilisation du procede et l'ensemble electronique
PCT/FR2000/000902 WO2000062473A1 (fr) 1999-04-09 2000-04-07 Procede de securisation d'un ou plusieurs ensembles electroniques mettant en oeuvre un meme algorithme crytographique avec cle secrete, une utilisation du procede et l'ensemble electronique

Publications (2)

Publication Number Publication Date
DE60022840D1 true DE60022840D1 (de) 2005-11-03
DE60022840T2 DE60022840T2 (de) 2006-07-06

Family

ID=9544212

Family Applications (1)

Application Number Title Priority Date Filing Date
DE60022840T Expired - Lifetime DE60022840T2 (de) 1999-04-09 2000-04-07 Verfahren zum sichern einer oder mehrerer elektronischer baugruppen, unter zuhilfenahme eines privatschlüssel-krypto-algorithmus, sowie elektronische baugruppe

Country Status (7)

Country Link
US (1) US7050581B1 (de)
EP (1) EP1086547B1 (de)
JP (1) JP4153665B2 (de)
AT (1) ATE305681T1 (de)
DE (1) DE60022840T2 (de)
FR (1) FR2792141B1 (de)
WO (1) WO2000062473A1 (de)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2804524B1 (fr) * 2000-01-31 2002-04-19 Oberthur Card Systems Sas Procede d'execution d'un protocole cryptographique entre deux entites electroniques
JP4640663B2 (ja) * 2000-06-30 2011-03-02 ネッツエスアイ東洋株式会社 秘密情報生成装置及び方法
DE10061998A1 (de) * 2000-12-13 2002-07-18 Infineon Technologies Ag Kryptographieprozessor
FR2873523B1 (fr) * 2004-07-22 2007-08-10 Sagem Procede et dispositif d'execution d'un calcul cryptographique
DE602006020288D1 (de) * 2005-08-03 2011-04-07 St Ericsson Sa Sicheres endgerät, routine und verfahren zum schützen eines geheimen schlüssels
US8479016B2 (en) 2006-03-10 2013-07-02 Irdeto B.V. Method and system for obfuscating a cryptographic function
US8700915B2 (en) 2006-07-12 2014-04-15 Irdeto Corporate B.V. Method and system for verifying authenticity of at least part of an execution environment for executing a computer module
JP5203594B2 (ja) * 2006-11-07 2013-06-05 株式会社東芝 暗号処理回路及び暗号処理方法
JP2013523043A (ja) 2010-03-22 2013-06-13 エルアールディシー システムズ、エルエルシー ソースデータセットの完全性を識別及び保護する方法
JP2012083542A (ja) * 2010-10-12 2012-04-26 Renesas Electronics Corp 暗号処理装置及び暗号処理回路の制御方法
EP3910512B1 (de) * 2019-01-10 2023-11-29 Nippon Telegraph And Telephone Corporation Sicheres array-zugriffsgerät, sicheres array-zugriffsverfahren, und programm

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4993068A (en) * 1989-11-27 1991-02-12 Motorola, Inc. Unforgeable personal identification system
FR2672402B1 (fr) * 1991-02-05 1995-01-27 Gemplus Card Int Procede et dispositif pour la generation de nombres pseudo-aleatoires uniques.
US5588059A (en) * 1995-03-02 1996-12-24 Motorola, Inc. Computer system and method for secure remote communication sessions
EP0880840A4 (de) * 1996-01-11 2002-10-23 Mrj Inc Vorrichtung zur steuerung des zugriffs und der verteilung von digitalem eigentum
US5850443A (en) * 1996-08-15 1998-12-15 Entrust Technologies, Ltd. Key management system for mixed-trust environments
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
US6480959B1 (en) * 1997-12-05 2002-11-12 Jamama, Llc Software system and associated methods for controlling the use of computer programs
FR2789535B1 (fr) * 1999-02-04 2001-09-28 Bull Cp8 Procede de securisation d'un ensemble electronique de cryptographie a cle secrete contre les attaques par analyse physique

Also Published As

Publication number Publication date
JP4153665B2 (ja) 2008-09-24
FR2792141A1 (fr) 2000-10-13
ATE305681T1 (de) 2005-10-15
DE60022840T2 (de) 2006-07-06
EP1086547A1 (de) 2001-03-28
EP1086547B1 (de) 2005-09-28
US7050581B1 (en) 2006-05-23
FR2792141B1 (fr) 2001-06-15
JP2002542504A (ja) 2002-12-10
WO2000062473A1 (fr) 2000-10-19

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