AU5627599A - Countermeasure method in an electronic component using a secret key cryptographic algorithm - Google Patents

Countermeasure method in an electronic component using a secret key cryptographic algorithm

Info

Publication number
AU5627599A
AU5627599A AU56275/99A AU5627599A AU5627599A AU 5627599 A AU5627599 A AU 5627599A AU 56275/99 A AU56275/99 A AU 56275/99A AU 5627599 A AU5627599 A AU 5627599A AU 5627599 A AU5627599 A AU 5627599A
Authority
AU
Australia
Prior art keywords
electronic component
secret key
cryptographic algorithm
key cryptographic
countermeasure method
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.)
Abandoned
Application number
AU56275/99A
Inventor
Olivier Benoit
Christophe Clavier
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 SCA
Gemplus Card International 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 SCA, Gemplus Card International SA filed Critical Gemplus SCA
Publication of AU5627599A publication Critical patent/AU5627599A/en
Abandoned 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
    • H04L9/06—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
    • 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]
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Security & Cryptography (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Storage Device Security (AREA)
  • Lock And Its Accessories (AREA)
AU56275/99A 1998-10-16 1999-09-13 Countermeasure method in an electronic component using a secret key cryptographic algorithm Abandoned AU5627599A (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
FR9812989A FR2784829B1 (en) 1998-10-16 1998-10-16 COUNTER-MEASUREMENT METHOD IN AN ELECTRONIC COMPONENT USING A SECRET KEY CRYPTOGRAPHY ALGORITHM
FR9812989 1998-10-16
PCT/FR1999/002172 WO2000024155A1 (en) 1998-10-16 1999-09-13 Countermeasure method in an electronic component using a secret key cryptographic algorithm

Publications (1)

Publication Number Publication Date
AU5627599A true AU5627599A (en) 2000-05-08

Family

ID=9531647

Family Applications (1)

Application Number Title Priority Date Filing Date
AU56275/99A Abandoned AU5627599A (en) 1998-10-16 1999-09-13 Countermeasure method in an electronic component using a secret key cryptographic algorithm

Country Status (8)

Country Link
EP (1) EP1119939B1 (en)
JP (1) JP4195199B2 (en)
CN (1) CN1166111C (en)
AU (1) AU5627599A (en)
DE (1) DE69928684T2 (en)
ES (1) ES2255296T3 (en)
FR (1) FR2784829B1 (en)
WO (1) WO2000024155A1 (en)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2345229B (en) * 1998-12-23 2003-12-03 Motorola Ltd Method for encrypting data
FR2804524B1 (en) * 2000-01-31 2002-04-19 Oberthur Card Systems Sas METHOD FOR EXECUTING A CRYPTOGRAPHIC PROTOCOL BETWEEN TWO ELECTRONIC ENTITIES
JP4596686B2 (en) 2001-06-13 2010-12-08 富士通株式会社 Secure encryption against DPA
FR2830146B1 (en) * 2001-09-24 2003-10-31 Gemplus Card Int METHOD FOR IMPLEMENTING, IN AN ELECTRONIC COMPONENT, A CRYPTOGRAPHIC ALGORITHM AND CORRESPONDING COMPONENT
EP1486026A1 (en) * 2002-03-07 2004-12-15 Axalto SA Method for making safe an electronic cryptography assembly with a secret key
FR2858496B1 (en) 2003-07-31 2005-09-30 Gemplus Card Int METHOD FOR SECURELY IMPLEMENTING AN RSA-TYPE CRYPTOGRAPHY ALGORITHM AND CORRESPONDING COMPONENT
JP4634788B2 (en) * 2004-12-17 2011-02-16 株式会社東芝 Cryptographic operation circuit, information processing apparatus and IC card having the cryptographic operation circuit
JP5017439B2 (en) * 2010-09-22 2012-09-05 株式会社東芝 Cryptographic operation device and memory system

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2638869B1 (en) * 1988-11-10 1990-12-21 Sgs Thomson Microelectronics SECURITY DEVICE AGAINST UNAUTHORIZED DETECTION OF PROTECTED DATA
FR2672402B1 (en) * 1991-02-05 1995-01-27 Gemplus Card Int METHOD AND DEVICE FOR THE GENERATION OF UNIQUE PSEUDO-RANDOM NUMBERS.
US5473693A (en) * 1993-12-21 1995-12-05 Gi Corporation Apparatus for avoiding complementarity in an encryption algorithm
JPH10154976A (en) * 1996-11-22 1998-06-09 Toshiba Corp Tamper-free system
JP3600454B2 (en) * 1998-08-20 2004-12-15 株式会社東芝 Encryption / decryption device, encryption / decryption method, and program storage medium therefor

Also Published As

Publication number Publication date
EP1119939B1 (en) 2005-11-30
FR2784829B1 (en) 2000-12-29
EP1119939A1 (en) 2001-08-01
DE69928684T2 (en) 2006-08-24
JP2002528754A (en) 2002-09-03
ES2255296T3 (en) 2006-06-16
FR2784829A1 (en) 2000-04-21
JP4195199B2 (en) 2008-12-10
WO2000024155A1 (en) 2000-04-27
DE69928684D1 (en) 2006-01-05
CN1323476A (en) 2001-11-21
CN1166111C (en) 2004-09-08

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Legal Events

Date Code Title Description
MK6 Application lapsed section 142(2)(f)/reg. 8.3(3) - pct applic. not entering national phase