JP4527358B2 - 鍵供託を使用しない、認証された個別暗号システム - Google Patents

鍵供託を使用しない、認証された個別暗号システム Download PDF

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JP4527358B2
JP4527358B2 JP2003081437A JP2003081437A JP4527358B2 JP 4527358 B2 JP4527358 B2 JP 4527358B2 JP 2003081437 A JP2003081437 A JP 2003081437A JP 2003081437 A JP2003081437 A JP 2003081437A JP 4527358 B2 JP4527358 B2 JP 4527358B2
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entity
shared secret
secret information
reciprocal
confirming
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JP2003298568A (ja
JP2003298568A5 (enExample
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Ｂ ジェントゥリー クレイグ
シルバーバーグ アリス
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NTT Docomo Inc
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    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06Q—INFORMATION AND COMMUNICATION TECHNOLOGY [ICT] SPECIALLY ADAPTED FOR ADMINISTRATIVE, COMMERCIAL, FINANCIAL, MANAGERIAL OR SUPERVISORY PURPOSES; SYSTEMS OR METHODS SPECIALLY ADAPTED FOR ADMINISTRATIVE, COMMERCIAL, FINANCIAL, MANAGERIAL OR SUPERVISORY PURPOSES, NOT OTHERWISE PROVIDED FOR
    • G06Q20/00—Payment architectures, schemes or protocols
    • G06Q20/30—Payment architectures, schemes or protocols characterised by the use of specific devices or networks
    • G06Q20/36—Payment architectures, schemes or protocols characterised by the use of specific devices or networks using electronic wallets or electronic money safes
    • G06Q20/367—Payment architectures, schemes or protocols characterised by the use of specific devices or networks using electronic wallets or electronic money safes involving electronic purses or money safes
    • G06Q20/3674—Payment architectures, schemes or protocols characterised by the use of specific devices or networks using electronic wallets or electronic money safes involving electronic purses or money safes involving authentication
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; COUNTING
    • G06Q—INFORMATION AND COMMUNICATION TECHNOLOGY [ICT] SPECIALLY ADAPTED FOR ADMINISTRATIVE, COMMERCIAL, FINANCIAL, MANAGERIAL OR SUPERVISORY PURPOSES; SYSTEMS OR METHODS SPECIALLY ADAPTED FOR ADMINISTRATIVE, COMMERCIAL, FINANCIAL, MANAGERIAL OR SUPERVISORY PURPOSES, NOT OTHERWISE PROVIDED FOR
    • G06Q20/00—Payment architectures, schemes or protocols
    • G06Q20/38—Payment protocols; Details thereof
    • G06Q20/382—Payment protocols; Details thereof insuring higher security of transaction
    • G06Q20/3829—Payment protocols; Details thereof insuring higher security of transaction involving key management
    • 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
    • H04L9/08—Key distribution or management, e.g. generation, sharing or updating, of cryptographic keys or passwords
    • H04L9/0816—Key establishment, i.e. cryptographic processes or cryptographic protocols whereby a shared secret becomes available to two or more parties, for subsequent use
    • H04L9/0838—Key agreement, i.e. key establishment technique in which a shared key is derived by parties as a function of information contributed by, or associated with, each of these
    • H04L9/0841—Key agreement, i.e. key establishment technique in which a shared key is derived by parties as a function of information contributed by, or associated with, each of these involving Diffie-Hellman or related key agreement protocols
    • H04L9/0844—Key agreement, i.e. key establishment technique in which a shared key is derived by parties as a function of information contributed by, or associated with, each of these involving Diffie-Hellman or related key agreement protocols with user authentication or key authentication, e.g. ElGamal, MTI, MQV-Menezes-Qu-Vanstone protocol or Diffie-Hellman protocols using implicitly-certified keys
    • 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
    • H04L9/3073—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 involving pairings, e.g. identity based encryption [IBE], bilinear mappings or bilinear pairings, e.g. Weil or Tate pairing
    • 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
    • H04L9/32—Cryptographic mechanisms or cryptographic arrangements for secret or secure communications; Network security protocols including means for verifying the identity or authority of a user of the system or for message authentication, e.g. authorization, entity authentication, data integrity or data verification, non-repudiation, key authentication or verification of credentials
    • H04L9/3236—Cryptographic mechanisms or cryptographic arrangements for secret or secure communications; Network security protocols including means for verifying the identity or authority of a user of the system or for message authentication, e.g. authorization, entity authentication, data integrity or data verification, non-repudiation, key authentication or verification of credentials using cryptographic hash functions
    • H04L9/3242—Cryptographic mechanisms or cryptographic arrangements for secret or secure communications; Network security protocols including means for verifying the identity or authority of a user of the system or for message authentication, e.g. authorization, entity authentication, data integrity or data verification, non-repudiation, key authentication or verification of credentials using cryptographic hash functions involving keyed hash functions, e.g. message authentication codes [MACs], CBC-MAC or HMAC
    • 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

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  • Engineering & Computer Science (AREA)
  • Computer Security & Cryptography (AREA)
  • Business, Economics & Management (AREA)
  • Accounting & Taxation (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Theoretical Computer Science (AREA)
  • Finance (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Strategic Management (AREA)
  • General Business, Economics & Management (AREA)
  • Algebra (AREA)
  • Mathematical Analysis (AREA)
  • Mathematical Optimization (AREA)
  • Mathematical Physics (AREA)
  • Pure & Applied Mathematics (AREA)
  • Computing Systems (AREA)
  • Power Engineering (AREA)
  • Storage Device Security (AREA)
JP2003081437A 2002-03-21 2003-03-24 鍵供託を使用しない、認証された個別暗号システム Expired - Lifetime JP4527358B2 (ja)

Applications Claiming Priority (6)

Application Number Priority Date Filing Date Title
US36629202P 2002-03-21 2002-03-21
US36619602P 2002-03-21 2002-03-21
US60/366292 2002-03-21
US60/366196 2002-03-21
US10/185889 2002-06-28
US10/185,889 US7353395B2 (en) 2002-03-21 2002-06-28 Authenticated ID-based cryptosystem with no key escrow

Publications (3)

Publication Number Publication Date
JP2003298568A JP2003298568A (ja) 2003-10-17
JP2003298568A5 JP2003298568A5 (enExample) 2006-05-18
JP4527358B2 true JP4527358B2 (ja) 2010-08-18

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JP2003081437A Expired - Lifetime JP4527358B2 (ja) 2002-03-21 2003-03-24 鍵供託を使用しない、認証された個別暗号システム

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US (3) US7353395B2 (enExample)
JP (1) JP4527358B2 (enExample)

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FR2850479B1 (fr) * 2003-01-24 2005-04-29 France Telecom Procede cryptographique a cle publique pour la protection d'une puce contre la fraude
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US7769167B2 (en) 2003-07-25 2010-08-03 Microsoft Corporation Weil and Tate pairing techniques using parabolas
US7298839B2 (en) * 2003-07-25 2007-11-20 Microsoft Corporation Squared Weil and Tate pairing techniques for use with elliptic curves
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CN100372431C (zh) * 2004-07-20 2008-02-27 华为技术有限公司 一种cdma系统端对端加密通讯方法
US7660987B2 (en) * 2004-10-29 2010-02-09 Baylis Stephen W Method of establishing a secure e-mail transmission link
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US20060104447A1 (en) * 2004-11-12 2006-05-18 Microsoft Corporation Discrete logarithm-based cryptography using the Shafarevich-Tate group
US7639799B2 (en) * 2004-12-14 2009-12-29 Microsoft Corporation Cryptographically processing data based on a Cassels-Tate pairing
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KR100843072B1 (ko) * 2005-02-03 2008-07-03 삼성전자주식회사 무선 네트워크 시스템 및 이를 이용한 통신 방법
US7606769B2 (en) * 2005-10-12 2009-10-20 Kabushiki Kaisha Toshiba System and method for embedding user authentication information in encrypted data
US7885406B2 (en) * 2006-10-10 2011-02-08 Microsoft Corporation Computing endomorphism rings of Abelian surfaces over finite fields
WO2008087734A1 (ja) * 2007-01-19 2008-07-24 Mitsubishi Electric Corporation 暗号文生成装置及び暗号通信システム及び群パラメータ生成装置
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Also Published As

Publication number Publication date
US20060143456A1 (en) 2006-06-29
US7363496B2 (en) 2008-04-22
JP2003298568A (ja) 2003-10-17
US7353395B2 (en) 2008-04-01
US20030182554A1 (en) 2003-09-25
US20060143457A1 (en) 2006-06-29
US7221762B2 (en) 2007-05-22

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