DE69903366T2 - Vorrichtung zur Umwandlung einer elliptischen Kurve und Vorrichtung zu deren Verwendung - Google Patents

Vorrichtung zur Umwandlung einer elliptischen Kurve und Vorrichtung zu deren Verwendung

Info

Publication number
DE69903366T2
DE69903366T2 DE69903366T DE69903366T DE69903366T2 DE 69903366 T2 DE69903366 T2 DE 69903366T2 DE 69903366 T DE69903366 T DE 69903366T DE 69903366 T DE69903366 T DE 69903366T DE 69903366 T2 DE69903366 T2 DE 69903366T2
Authority
DE
Germany
Prior art keywords
converting
elliptic curve
elliptic
curve
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
DE69903366T
Other languages
English (en)
Other versions
DE69903366D1 (de
Inventor
Atsuko Miyaji
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.)
Panasonic Corp
Original Assignee
Matsushita Electric Industrial Co Ltd
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 Matsushita Electric Industrial Co Ltd filed Critical Matsushita Electric Industrial Co Ltd
Application granted granted Critical
Publication of DE69903366D1 publication Critical patent/DE69903366D1/de
Publication of DE69903366T2 publication Critical patent/DE69903366T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime 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
    • H04L9/30—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
    • G06F7/00—Methods or arrangements for processing data by operating upon the order or content of the data handled
    • G06F7/60—Methods or arrangements for performing computations using a digital non-denominational number representation, i.e. number representation without radix; Computing devices using combinations of denominational and non-denominational quantity representations, e.g. using difunction pulse trains, STEELE computers, phase computers
    • G06F7/72—Methods or arrangements for performing computations using a digital non-denominational number representation, i.e. number representation without radix; Computing devices using combinations of denominational and non-denominational quantity representations, e.g. using difunction pulse trains, STEELE computers, phase computers using residue arithmetic
    • G06F7/724—Finite field arithmetic
    • G06F7/725—Finite field arithmetic over elliptic curves

Landscapes

  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Mathematical Analysis (AREA)
  • Computing Systems (AREA)
  • Physics & Mathematics (AREA)
  • Mathematical Optimization (AREA)
  • Mathematical Physics (AREA)
  • Pure & Applied Mathematics (AREA)
  • Algebra (AREA)
  • General Physics & Mathematics (AREA)
  • Computer Security & Cryptography (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Complex Calculations (AREA)
  • Editing Of Facsimile Originals (AREA)
  • Storage Device Security (AREA)
  • Error Detection And Correction (AREA)
  • Image Processing (AREA)
DE69903366T 1998-03-05 1999-03-05 Vorrichtung zur Umwandlung einer elliptischen Kurve und Vorrichtung zu deren Verwendung Expired - Lifetime DE69903366T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP5320498 1998-03-05

Publications (2)

Publication Number Publication Date
DE69903366D1 DE69903366D1 (de) 2002-11-14
DE69903366T2 true DE69903366T2 (de) 2003-03-06

Family

ID=12936350

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69903366T Expired - Lifetime DE69903366T2 (de) 1998-03-05 1999-03-05 Vorrichtung zur Umwandlung einer elliptischen Kurve und Vorrichtung zu deren Verwendung

Country Status (6)

Country Link
US (1) US6212277B1 (de)
EP (1) EP0940944B1 (de)
KR (1) KR100513127B1 (de)
CN (1) CN1235446A (de)
DE (1) DE69903366T2 (de)
TW (1) TW425803B (de)

Families Citing this family (24)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6307935B1 (en) * 1991-09-17 2001-10-23 Apple Computer, Inc. Method and apparatus for fast elliptic encryption with direct embedding
US5825002A (en) 1996-09-05 1998-10-20 Symbol Technologies, Inc. Device and method for secure data updates in a self-checkout system
US20020057796A1 (en) * 1998-12-24 2002-05-16 Lambert Robert J. Method for accelerating cryptographic operations on elliptic curves
US7200225B1 (en) * 1999-11-12 2007-04-03 Richard Schroeppel Elliptic curve point ambiguity resolution apparatus and method
US8285991B2 (en) * 2000-10-25 2012-10-09 Tecsec Inc. Electronically signing a document
US7178030B2 (en) * 2000-10-25 2007-02-13 Tecsec, Inc. Electronically signing a document
JP4284867B2 (ja) * 2001-01-18 2009-06-24 株式会社日立製作所 標準モデル上で適応的選択暗号文攻撃に対して安全な公開鍵暗号方法
FR2824210B1 (fr) * 2001-04-27 2003-05-30 Gemplus Card Int Procede de contre-mesure dans un composant electronique mettant en oeuvre un algorithme cryptographique du type a cle publique sur une courbe elliptique
US7209555B2 (en) * 2001-10-25 2007-04-24 Matsushita Electric Industrial Co., Ltd. Elliptic curve converting device, elliptic curve converting method, elliptic curve utilization device and elliptic curve generating device
FR2854997B1 (fr) * 2003-05-16 2005-07-22 Gemplus Card Int Procede de contre-mesure dans un composant electronique mettant en oeuvre un algorithme cryptographique du type a cle publique sur une courbe elliptique definie sur un corps de caracteristique deux
US7499544B2 (en) 2003-11-03 2009-03-03 Microsoft Corporation Use of isogenies for design of cryptosystems
JP2005268931A (ja) * 2004-03-16 2005-09-29 Matsushita Electric Ind Co Ltd 情報セキュリティ装置及び情報セキュリティシステム
JP2006145945A (ja) * 2004-11-22 2006-06-08 Sony Corp 暗号処理演算方法、および暗号処理装置、並びにコンピュータ・プログラム
FR2881300B1 (fr) * 2005-01-21 2007-03-16 Gemplus Sa Procede de generation d'une courbe elliptique, application a un procede cryptographique, et procede cryptographique une telle courbe
US8913739B2 (en) 2005-10-18 2014-12-16 Telecom Italia S.P.A. Method for scalar multiplication in elliptic curve groups over prime fields for side-channel attack resistant cryptosystems
US8243920B2 (en) * 2005-10-28 2012-08-14 Telecom Italia S.P.A. Method for scalar multiplication in elliptic curve groups over binary polynomial fields for side-channel attack-resistant cryptosystems
CN101416154A (zh) * 2006-04-06 2009-04-22 Nxp股份有限公司 安全解密方法
US7885406B2 (en) * 2006-10-10 2011-02-08 Microsoft Corporation Computing endomorphism rings of Abelian surfaces over finite fields
US8102998B2 (en) * 2007-05-02 2012-01-24 King Fahd University Of Petroleum And Minerals Method for elliptic curve scalar multiplication using parameterized projective coordinates
US20080273695A1 (en) * 2007-05-02 2008-11-06 Al-Gahtani Theeb A Method for elliptic curve scalar multiplication using parameterized projective coordinates
US8619977B2 (en) * 2008-01-15 2013-12-31 Inside Secure Representation change of a point on an elliptic curve
KR101035394B1 (ko) * 2008-05-23 2011-05-20 (주) 이니투스 공개키 생성시간좌표를 이용한 ｅｃｃ 인증방법
RU2450438C1 (ru) * 2011-03-21 2012-05-10 Государственное образовательное учреждение высшего профессионального образования "Санкт-Петербургский государственный электротехнический университет "ЛЭТИ" им. В.И. Ульянова (Ленина)" Способ формирования и проверки подлинности коллективной электронной цифровой подписи, заверяющей электронный документ
US10068070B2 (en) * 2015-05-05 2018-09-04 Nxp B.V. White-box elliptic curve point multiplication

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5737424A (en) * 1996-06-04 1998-04-07 Software Security, Inc. Method and system for secure distribution of protected data using elliptic curve systems

Also Published As

Publication number Publication date
EP0940944A3 (de) 2000-01-19
CN1235446A (zh) 1999-11-17
US6212277B1 (en) 2001-04-03
EP0940944A2 (de) 1999-09-08
DE69903366D1 (de) 2002-11-14
TW425803B (en) 2001-03-11
KR100513127B1 (ko) 2005-09-07
EP0940944B1 (de) 2002-10-09
KR19990077606A (ko) 1999-10-25

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8327 Change in the person/name/address of the patent owner

Owner name: PANASONIC CORP., KADOMA, OSAKA, JP