FR2865086B1 - DEVICE AND METHOD FOR CONVERTING A FIRST MESSAGE TO A SECOND MESSAGE - Google Patents

DEVICE AND METHOD FOR CONVERTING A FIRST MESSAGE TO A SECOND MESSAGE

Info

Publication number
FR2865086B1
FR2865086B1 FR0500259A FR0500259A FR2865086B1 FR 2865086 B1 FR2865086 B1 FR 2865086B1 FR 0500259 A FR0500259 A FR 0500259A FR 0500259 A FR0500259 A FR 0500259A FR 2865086 B1 FR2865086 B1 FR 2865086B1
Authority
FR
France
Prior art keywords
message
converting
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 - Fee Related
Application number
FR0500259A
Other languages
French (fr)
Other versions
FR2865086A1 (en
Inventor
Wieland Fischer
Jean Pierre Seifert
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.)
Infineon Technologies AG
Original Assignee
Infineon Technologies AG
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 Infineon Technologies AG filed Critical Infineon Technologies AG
Publication of FR2865086A1 publication Critical patent/FR2865086A1/en
Application granted granted Critical
Publication of FR2865086B1 publication Critical patent/FR2865086B1/en
Expired - Fee Related 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
    • H04L9/30—Public key, i.e. encryption algorithm being computationally infeasible to invert or user's encryption keys not requiring secrecy
    • H04L9/3066—Public key, i.e. encryption algorithm being computationally infeasible to invert or user's encryption keys not requiring secrecy involving algebraic varieties, e.g. elliptic or hyper-elliptic curves
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F21/00—Security arrangements for protecting computers, components thereof, programs or data against unauthorised activity
    • G06F21/70—Protecting specific internal or peripheral components, in which the protection of a component leads to protection of the entire computer
    • G06F21/71—Protecting specific internal or peripheral components, in which the protection of a component leads to protection of the entire computer to assure secure computing or processing of information
    • G06F21/75—Protecting specific internal or peripheral components, in which the protection of a component leads to protection of the entire computer to assure secure computing or processing of information by inhibiting the analysis of circuitry or operation
    • G06F21/755—Protecting specific internal or peripheral components, in which the protection of a component leads to protection of the entire computer to assure secure computing or processing of information by inhibiting the analysis of circuitry or operation with measures against power attack
    • 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
    • H04L9/004—Countermeasures against attacks on cryptographic mechanisms for fault attacks
    • 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
    • H04L9/3006—Public key, i.e. encryption algorithm being computationally infeasible to invert or user's encryption keys not requiring secrecy underlying computational problems or public-key parameters
    • H04L9/302—Public key, i.e. encryption algorithm being computationally infeasible to invert or user's encryption keys not requiring secrecy underlying computational problems or public-key parameters involving the integer factorization problem, e.g. RSA or quadratic sieve [QS] schemes

Landscapes

  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Computer Security & Cryptography (AREA)
  • Signal Processing (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Physics & Mathematics (AREA)
  • Computing Systems (AREA)
  • Computer Hardware Design (AREA)
  • Mathematical Physics (AREA)
  • General Physics & Mathematics (AREA)
  • Pure & Applied Mathematics (AREA)
  • Algebra (AREA)
  • Mathematical Analysis (AREA)
  • Mathematical Optimization (AREA)
  • Software Systems (AREA)
  • General Engineering & Computer Science (AREA)
  • Storage Device Security (AREA)
FR0500259A 2004-01-12 2005-01-11 DEVICE AND METHOD FOR CONVERTING A FIRST MESSAGE TO A SECOND MESSAGE Expired - Fee Related FR2865086B1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE102004001659A DE102004001659B4 (en) 2004-01-12 2004-01-12 Apparatus and method for converting a first message into a second message

Publications (2)

Publication Number Publication Date
FR2865086A1 FR2865086A1 (en) 2005-07-15
FR2865086B1 true FR2865086B1 (en) 2006-08-04

Family

ID=34683956

Family Applications (1)

Application Number Title Priority Date Filing Date
FR0500259A Expired - Fee Related FR2865086B1 (en) 2004-01-12 2005-01-11 DEVICE AND METHOD FOR CONVERTING A FIRST MESSAGE TO A SECOND MESSAGE

Country Status (2)

Country Link
DE (1) DE102004001659B4 (en)
FR (1) FR2865086B1 (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102005038228A1 (en) * 2005-08-12 2007-02-15 Giesecke & Devrient Gmbh Cryptographic method for e.g. smart card, involves determining test result that assumes result of affected method-execution while determining result such that result is incorrect when rest result points to affected method-execution
CN112613882B (en) * 2020-12-29 2023-06-02 成都知道创宇信息技术有限公司 Distributed signature system and management method

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2819663B1 (en) * 2001-01-18 2003-04-11 Gemplus Card Int DEVICE AND METHOD FOR EXECUTING A CRYPTOGRAPHIC ALGORITHM
JP2002261751A (en) * 2001-03-02 2002-09-13 Hitachi Ltd Code-processing method
FR2829331B1 (en) * 2001-09-04 2004-09-10 St Microelectronics Sa METHOD FOR SECURING A SECRET QUANTITY

Also Published As

Publication number Publication date
FR2865086A1 (en) 2005-07-15
DE102004001659A1 (en) 2005-08-04
DE102004001659B4 (en) 2007-10-31

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Effective date: 20210905