DE60035349D1 - Verfahren zum schutz einer tragbaren karte - Google Patents

Verfahren zum schutz einer tragbaren karte

Info

Publication number
DE60035349D1
DE60035349D1 DE60035349T DE60035349T DE60035349D1 DE 60035349 D1 DE60035349 D1 DE 60035349D1 DE 60035349 T DE60035349 T DE 60035349T DE 60035349 T DE60035349 T DE 60035349T DE 60035349 D1 DE60035349 D1 DE 60035349D1
Authority
DE
Germany
Prior art keywords
shift register
card
linear
key
protecting
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
DE60035349T
Other languages
English (en)
Other versions
DE60035349T2 (de
Inventor
Frank Muller
Gerrit Roelofsen
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.)
Nokia Oyj
Original Assignee
Nokia Oyj
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 Nokia Oyj filed Critical Nokia Oyj
Application granted granted Critical
Publication of DE60035349D1 publication Critical patent/DE60035349D1/de
Publication of DE60035349T2 publication Critical patent/DE60035349T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03K—PULSE TECHNIQUE
    • H03K3/00—Circuits for generating electric pulses; Monostable, bistable or multistable circuits
    • H03K3/84—Generating pulses having a predetermined statistical distribution of a parameter, e.g. random pulse generators
    • 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
    • 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
    • H04L9/0656—Pseudorandom key sequence combined element-for-element with data sequence, e.g. one-time-pad [OTP] or Vernam's cipher
    • H04L9/0662—Pseudorandom key sequence combined element-for-element with data sequence, e.g. one-time-pad [OTP] or Vernam's cipher with particular pseudorandom sequence generator
    • H04L9/0668—Pseudorandom key sequence combined element-for-element with data sequence, e.g. one-time-pad [OTP] or Vernam's cipher with particular pseudorandom sequence generator producing a non-linear pseudorandom sequence
    • 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
    • H04L9/12—Transmitting and receiving encryption devices synchronised or initially set up in a particular manner

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Security & Cryptography (AREA)
  • Computer Hardware Design (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Physics & Mathematics (AREA)
  • Nonlinear Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • General Physics & Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • Storage Device Security (AREA)
  • Credit Cards Or The Like (AREA)
  • Holo Graphy (AREA)
DE60035349T 1999-07-13 2000-05-19 Verfahren zum schutz einer tragbaren karte Expired - Lifetime DE60035349T2 (de)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
NL1012581A NL1012581C2 (nl) 1999-07-13 1999-07-13 Werkwijze voor het beschermen van een draagbare kaart.
NL1012581 1999-07-13
PCT/EP2000/004627 WO2001005090A1 (en) 1999-07-13 2000-05-19 A method for protecting a portable card

Publications (2)

Publication Number Publication Date
DE60035349D1 true DE60035349D1 (de) 2007-08-09
DE60035349T2 DE60035349T2 (de) 2008-03-13

Family

ID=19769555

Family Applications (1)

Application Number Title Priority Date Filing Date
DE60035349T Expired - Lifetime DE60035349T2 (de) 1999-07-13 2000-05-19 Verfahren zum schutz einer tragbaren karte

Country Status (10)

Country Link
US (1) US7159245B1 (de)
EP (1) EP1201056B1 (de)
JP (2) JP2003504958A (de)
AT (1) ATE366006T1 (de)
AU (1) AU4567400A (de)
CA (1) CA2378703A1 (de)
DE (1) DE60035349T2 (de)
ES (1) ES2287014T3 (de)
NL (1) NL1012581C2 (de)
WO (1) WO2001005090A1 (de)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AT412747B (de) 2002-03-05 2005-06-27 Rene-Michael Mag Cordes Codegenerator und vorrichtung zur synchronen oder asynchronen sowie permanenten identifikation oder ver- und endschlüsselung von daten beliebiger länge
CN106548806B (zh) * 2016-10-13 2019-05-24 宁波大学 一种能够防御dpa攻击的移位寄存器

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5054067A (en) * 1990-02-21 1991-10-01 General Instrument Corporation Block-cipher cryptographic device based upon a pseudorandom nonlinear sequence generator
US5365585A (en) * 1993-08-30 1994-11-15 Motorola, Inc. Method and apparatus for encryption having a feedback register with selectable taps
DE19622533A1 (de) * 1996-06-05 1997-12-11 Deutsche Telekom Ag Verfahren und Vorrichtung zum Laden von Inputdaten in einen Algorithmus bei der Authentikation
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
US6510228B2 (en) * 1997-09-22 2003-01-21 Qualcomm, Incorporated Method and apparatus for generating encryption stream ciphers
JP3092567B2 (ja) * 1997-10-31 2000-09-25 日本電気株式会社 暗号鍵の生成方法および装置
EP1084543B1 (de) * 1998-06-03 2008-01-23 Cryptography Research Inc. Verwendung von unvorhersagbarer Information zur Leckminimierung von chipkarten und anderen Kryptosystemen

Also Published As

Publication number Publication date
DE60035349T2 (de) 2008-03-13
AU4567400A (en) 2001-01-30
EP1201056A1 (de) 2002-05-02
JP2005348453A (ja) 2005-12-15
JP2003504958A (ja) 2003-02-04
WO2001005090A1 (en) 2001-01-18
ATE366006T1 (de) 2007-07-15
EP1201056B1 (de) 2007-06-27
NL1012581C2 (nl) 2001-01-16
US7159245B1 (en) 2007-01-02
CA2378703A1 (en) 2001-01-18
ES2287014T3 (es) 2007-12-16

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition