HK1037938A1 - Method for performing a cryptographic protocol between two electronic units - Google Patents

Method for performing a cryptographic protocol between two electronic units

Info

Publication number
HK1037938A1
HK1037938A1 HK01108463.0A HK01108463A HK1037938A1 HK 1037938 A1 HK1037938 A1 HK 1037938A1 HK 01108463 A HK01108463 A HK 01108463A HK 1037938 A1 HK1037938 A1 HK 1037938A1
Authority
HK
Hong Kong
Prior art keywords
electronic units
cryptographic protocol
cryptographic
protocol
units
Prior art date
Application number
HK01108463.0A
Other languages
English (en)
Inventor
Mehdi-Laurent Akkar
Paul Dischamp
Original Assignee
Oberthur Technologies
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 Oberthur Technologies filed Critical Oberthur Technologies
Publication of HK1037938A1 publication Critical patent/HK1037938A1/xx

Links

Classifications

    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06K—GRAPHICAL DATA READING; PRESENTATION OF DATA; RECORD CARRIERS; HANDLING RECORD CARRIERS
    • G06K19/00—Record carriers for use with machines and with at least a part designed to carry digital markings
    • G06K19/06—Record carriers for use with machines and with at least a part designed to carry digital markings characterised by the kind of the digital marking, e.g. shape, nature, code
    • G06K19/067—Record carriers with conductive marks, printed circuits or semiconductor circuit elements, e.g. credit or identity cards also with resonating or responding marks without active components
    • G06K19/07—Record carriers with conductive marks, printed circuits or semiconductor circuit elements, e.g. credit or identity cards also with resonating or responding marks without active components with integrated circuit chips
    • G06K19/073—Special arrangements for circuits, e.g. for protecting identification code in memory
    • G06K19/07309—Means for preventing undesired reading or writing from or onto record carriers
    • G06K19/07363—Means for preventing undesired reading or writing from or onto record carriers by preventing analysis of the circuit, e.g. dynamic or static power analysis or current analysis
    • 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
    • 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
    • G06F2207/7223—Randomisation as countermeasure against side channel 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Security & Cryptography (AREA)
  • Theoretical Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Physics & Mathematics (AREA)
  • General Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Computer Hardware Design (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Storage Device Security (AREA)
  • Computer And Data Communications (AREA)
  • Communication Control (AREA)
HK01108463.0A 2000-01-31 2001-11-30 Method for performing a cryptographic protocol between two electronic units HK1037938A1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR0001199A FR2804524B1 (fr) 2000-01-31 2000-01-31 Procede d'execution d'un protocole cryptographique entre deux entites electroniques

Publications (1)

Publication Number Publication Date
HK1037938A1 true HK1037938A1 (en) 2002-02-22

Family

ID=8846492

Family Applications (1)

Application Number Title Priority Date Filing Date
HK01108463.0A HK1037938A1 (en) 2000-01-31 2001-11-30 Method for performing a cryptographic protocol between two electronic units

Country Status (8)

Country Link
US (1) US8612761B2 (xx)
EP (1) EP1122909B1 (xx)
JP (2) JP2001251294A (xx)
CA (1) CA2332529C (xx)
DK (1) DK1122909T3 (xx)
ES (1) ES2421724T3 (xx)
FR (1) FR2804524B1 (xx)
HK (1) HK1037938A1 (xx)

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP4199937B2 (ja) * 2001-03-06 2008-12-24 株式会社日立製作所 耐タンパー暗号処理方法
US20040218762A1 (en) 2003-04-29 2004-11-04 Eric Le Saint Universal secure messaging for cryptographic modules
US8209753B2 (en) * 2001-06-15 2012-06-26 Activcard, Inc. Universal secure messaging for remote security tokens
KR100456599B1 (ko) * 2002-11-12 2004-11-09 삼성전자주식회사 병렬 디이에스 구조를 갖는 암호 장치
DE602005025593D1 (de) * 2004-01-27 2011-02-10 Nxp Bv Schutz vor leistungsanalyse-angriffen
DE102004008901A1 (de) * 2004-02-24 2005-09-15 Giesecke & Devrient Gmbh Sichere Ergebniswertberechnung
JP4634788B2 (ja) * 2004-12-17 2011-02-16 株式会社東芝 暗号演算回路と、該暗号演算回路を有する情報処理装置及びｉｃカード
JP4804981B2 (ja) * 2006-03-28 2011-11-02 三菱電機株式会社 データ変換装置及びデータ変換プログラム
FR2903508B1 (fr) * 2006-07-10 2008-10-17 Sagem Defense Securite Protection d'un programme interprete par une machine virtuelle
FR2935823B1 (fr) * 2008-09-11 2010-10-01 Oberthur Technologies Procede et dispositif de protection d'un microcircuit contre les attaques.
FR2935817B1 (fr) * 2008-09-11 2011-12-09 Oberthur Technologies Procede de traitement de donnees et dispositif associe.
JP4849140B2 (ja) * 2009-02-20 2012-01-11 ソニー株式会社 データ変換装置、演算処理装置、および演算処理制御方法、並びにコンピュータ・プログラム
JP5433498B2 (ja) * 2010-05-27 2014-03-05 株式会社東芝 暗号処理装置
EP2466523B1 (en) * 2010-12-16 2015-04-29 BlackBerry Limited Method and apparatus for securing a computing device

Family Cites Families (22)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2932665B2 (ja) 1990-10-20 1999-08-09 富士通株式会社 暗号処理用鍵供給方式
EP0566811A1 (en) * 1992-04-23 1993-10-27 International Business Machines Corporation Authentication method and system with a smartcard
US5870468A (en) * 1996-03-01 1999-02-09 International Business Machines Corporation Enhanced data privacy for portable computers
US5933501A (en) * 1996-08-01 1999-08-03 Harris Corporation `Virtual` encryption scheme combining different encryption operators into compound-encryption mechanism
US6327661B1 (en) 1998-06-03 2001-12-04 Cryptography Research, Inc. Using unpredictable information to minimize leakage from smartcards and other cryptosystems
WO1999053419A2 (en) 1998-04-09 1999-10-21 Koninklijke Philips Electronics N.V. Device for converting series of data elements
CN100530025C (zh) * 1998-05-29 2009-08-19 西门子公司 处理数据的方法和装置
US20030118190A1 (en) * 1998-05-29 2003-06-26 Siemens Aktiengesellschaft Method and apparatus for processing data where a part of the current supplied is supplied to an auxiliary circuit
ATE370490T1 (de) * 1998-06-03 2007-09-15 Cryptography Res Inc Ausgewogene kryptographische rechenmethode und apparat zur schlupfminimierung in smartcards und anderen kryptosystemen
IL139935A (en) * 1998-06-03 2005-06-19 Cryptography Res Inc Des and other cryptographic processes with leak minimization for smartcards and other cryptosystems
US6301362B1 (en) * 1998-06-12 2001-10-09 International Business Machines Corporation Method and apparatus for cryptographically transforming an input block into an output block
FR2782431B1 (fr) * 1998-08-17 2000-09-29 Gemplus Sca Procede et dispositif d'authentification a algorithme symetrique
DE19837808A1 (de) * 1998-08-20 2000-02-24 Orga Kartensysteme Gmbh Verfahren zur Ausführung eines Verschlüsselungsprogramms zur Verschlüsselung von Daten in einem mikroprozessorgestützten, tragbaren Datenträger
JP3600454B2 (ja) * 1998-08-20 2004-12-15 株式会社東芝 暗号化・復号装置、暗号化・復号方法、およびそのプログラム記憶媒体
FR2784831B1 (fr) * 1998-10-16 2000-12-15 Gemplus Card Int Procede de contre-mesure dans un composant electronique mettant en oeuvre un algorithme de cryptographie a cle secrete
FR2784829B1 (fr) * 1998-10-16 2000-12-29 Gemplus Card Int Procede de contre-mesure dans un composant electronique mettant en oeuvre un algorithme de cryptographie a cle secrete
US6347143B1 (en) * 1998-12-15 2002-02-12 Philips Electronics No. America Corp. Cryptographic device with encryption blocks connected parallel
NL1011544C1 (nl) * 1998-12-30 2000-07-03 Koninkl Kpn Nv Werkwijze en inrichting voor het cryptografisch bewerken van data.
US7162031B1 (en) * 1998-12-30 2007-01-09 Nokia Corporation Method and device for cryptographically processing data
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
FR2792141B1 (fr) * 1999-04-09 2001-06-15 Bull Cp8 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
US6594761B1 (en) * 1999-06-09 2003-07-15 Cloakware Corporation Tamper resistant software encoding

Also Published As

Publication number Publication date
US8612761B2 (en) 2013-12-17
JP2001251294A (ja) 2001-09-14
FR2804524B1 (fr) 2002-04-19
JP2008067416A (ja) 2008-03-21
US20010012360A1 (en) 2001-08-09
CA2332529C (fr) 2010-08-17
CA2332529A1 (fr) 2001-07-31
FR2804524A1 (fr) 2001-08-03
EP1122909A1 (fr) 2001-08-08
DK1122909T3 (da) 2013-07-08
EP1122909B1 (fr) 2013-04-17
JP4822450B2 (ja) 2011-11-24
ES2421724T3 (es) 2013-09-05

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Legal Events

Date Code Title Description
PC Patent ceased (i.e. patent has lapsed due to the failure to pay the renewal fee)

Effective date: 20200126