FR2966953B1 - Procede de contremesure cryptographique par derivation d'une donnee secrete - Google Patents

Procede de contremesure cryptographique par derivation d'une donnee secrete

Info

Publication number
FR2966953B1
FR2966953B1 FR1004294A FR1004294A FR2966953B1 FR 2966953 B1 FR2966953 B1 FR 2966953B1 FR 1004294 A FR1004294 A FR 1004294A FR 1004294 A FR1004294 A FR 1004294A FR 2966953 B1 FR2966953 B1 FR 2966953B1
Authority
FR
France
Prior art keywords
counterpression
cryptographic
derivation
secret data
secret
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.)
Active
Application number
FR1004294A
Other languages
English (en)
Other versions
FR2966953A1 (fr
Inventor
Yannick Teglia
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 Rousset SAS
Original Assignee
STMicroelectronics Rousset SAS
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 STMicroelectronics Rousset SAS filed Critical STMicroelectronics Rousset SAS
Priority to FR1004294A priority Critical patent/FR2966953B1/fr
Priority to US13/286,962 priority patent/US8666067B2/en
Publication of FR2966953A1 publication Critical patent/FR2966953A1/fr
Priority to US14/091,153 priority patent/US9363073B2/en
Application granted granted Critical
Publication of FR2966953B1 publication Critical patent/FR2966953B1/fr
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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
    • 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
    • H04L9/30—Public key, i.e. encryption algorithm being computationally infeasible to invert or user's encryption keys not requiring secrecy
    • 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
    • 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
    • H04L9/065—Encryption by serially and continuously modifying data stream elements, e.g. stream cipher systems, RC4, SEAL or A5/3

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Security & Cryptography (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Computing Systems (AREA)
  • Theoretical Computer Science (AREA)
  • Storage Device Security (AREA)
FR1004294A 2010-11-02 2010-11-02 Procede de contremesure cryptographique par derivation d'une donnee secrete Active FR2966953B1 (fr)

Priority Applications (3)

Application Number Priority Date Filing Date Title
FR1004294A FR2966953B1 (fr) 2010-11-02 2010-11-02 Procede de contremesure cryptographique par derivation d'une donnee secrete
US13/286,962 US8666067B2 (en) 2010-11-02 2011-11-01 Cryptographic countermeasure method by deriving a secret data
US14/091,153 US9363073B2 (en) 2010-11-02 2013-11-26 Cryptographic countermeasure method by deriving a secret data

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR1004294A FR2966953B1 (fr) 2010-11-02 2010-11-02 Procede de contremesure cryptographique par derivation d'une donnee secrete

Publications (2)

Publication Number Publication Date
FR2966953A1 FR2966953A1 (fr) 2012-05-04
FR2966953B1 true FR2966953B1 (fr) 2015-08-28

Family

ID=44072555

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1004294A Active FR2966953B1 (fr) 2010-11-02 2010-11-02 Procede de contremesure cryptographique par derivation d'une donnee secrete

Country Status (2)

Country Link
US (2) US8666067B2 (fr)
FR (1) FR2966953B1 (fr)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2977953A1 (fr) * 2011-07-13 2013-01-18 St Microelectronics Rousset Protection d'un calcul d'exponentiation modulaire par addition d'une quantite aleatoire
DE102012209404A1 (de) * 2012-06-04 2013-12-05 Robert Bosch Gmbh Vorrichtung zur Ausführung eines kryptographischen Verfahrens und Betriebsverfahren hierfür
DE102012025416A1 (de) * 2012-12-21 2014-06-26 Giesecke & Devrient Gmbh Verfahren zum Betreiben eines portablen Datenträgers sowie ein solcher portabler Datenträger
EP3220305B1 (fr) * 2016-02-22 2018-10-31 Eshard Procédé de test de la résistance d'un circuit à une analyse de canal latéral de second ordre ou plus
TW201810989A (zh) * 2016-05-18 2018-03-16 納格維遜股份有限公司 用以保護密碼指數的方法及系統
FR3069993B1 (fr) * 2017-08-07 2020-09-18 Maxim Integrated Products Dispositifs et procedes de masquage d'operations de chiffrement rsa
US20220198068A1 (en) * 2020-12-18 2022-06-23 Agita Labs, Inc. Privacy-enhanced computation via sequestered encryption

Family Cites Families (21)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4078152A (en) * 1976-04-26 1978-03-07 International Business Machines Corporation Block-cipher cryptographic system with chaining
US4229818A (en) * 1978-12-29 1980-10-21 International Business Machines Corporation Method and apparatus for enciphering blocks which succeed short blocks in a key-controlled block-cipher cryptographic system
US5696823A (en) * 1995-03-31 1997-12-09 Lucent Technologies Inc. High-bandwidth encryption system with low-bandwidth cryptographic modules
US6885748B1 (en) * 1999-10-23 2005-04-26 Contentguard Holdings, Inc. System and method for protection of digital works
CA2449662C (fr) * 2000-03-09 2004-08-17 Mitsuru Matsui Systeme de chiffrage de blocs utilisant la conversion auxiliaire
CA2341931C (fr) * 2000-03-24 2006-05-30 Contentguard Holdings, Inc. Systeme et methode de protection d'oeuvres numeriques
CA2327911A1 (fr) * 2000-12-08 2002-06-08 Cloakware Corporation Fonctions logicielles d'obscurcissement
RU2003131278A (ru) * 2002-10-29 2005-04-20 Хай-О Информтех Эсдиэн Биэйчди (MY) Способ шифрования данных
US6747580B1 (en) * 2003-06-12 2004-06-08 Silicon Image, Inc. Method and apparatus for encoding or decoding data in accordance with an NB/(N+1)B block code, and method for determining such a block code
KR100652377B1 (ko) * 2004-08-06 2007-02-28 삼성전자주식회사 모듈라 지수승 알고리즘, 기록매체 및 시스템
US7961876B2 (en) * 2005-01-11 2011-06-14 Jintai Ding Method to produce new multivariate public key cryptosystems
FR2897216B1 (fr) * 2006-02-08 2008-05-02 Sagem Defense Securite Protection d'un algorithme cryptographique
JP4882598B2 (ja) * 2006-07-28 2012-02-22 ソニー株式会社 暗号処理装置、暗号処理アルゴリズム構築方法、および暗号処理方法、並びにコンピュータ・プログラム
JP4961909B2 (ja) * 2006-09-01 2012-06-27 ソニー株式会社 暗号処理装置、および暗号処理方法、並びにコンピュータ・プログラム
JP2008058830A (ja) * 2006-09-01 2008-03-13 Sony Corp データ変換装置、およびデータ変換方法、並びにコンピュータ・プログラム
US20080097954A1 (en) * 2006-10-20 2008-04-24 Microsoft Corporation Ranged lookups
WO2009075337A1 (fr) * 2007-12-13 2009-06-18 Nec Corporation Procédé de chiffrement, procédé de déchiffrement, dispositif, et programme
US20090245510A1 (en) * 2008-03-25 2009-10-01 Mathieu Ciet Block cipher with security intrinsic aspects
US9336160B2 (en) * 2008-10-30 2016-05-10 Qualcomm Incorporated Low latency block cipher
WO2011052585A1 (fr) * 2009-10-27 2011-05-05 日本電気株式会社 Dispositif de chiffrement, procédé de chiffrement, et programme
EP2326041A1 (fr) * 2009-11-19 2011-05-25 Gemalto SA Contre-mesures contre les attaques en force pour la randomisation de l'exposant

Also Published As

Publication number Publication date
US20120106732A1 (en) 2012-05-03
US9363073B2 (en) 2016-06-07
US20140079214A1 (en) 2014-03-20
US8666067B2 (en) 2014-03-04
FR2966953A1 (fr) 2012-05-04

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