JP4546231B2 - Ｉｄベース署名及び暗号化システムおよび方法 - Google Patents

Ｉｄベース署名及び暗号化システムおよび方法 Download PDF

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Publication number
JP4546231B2
JP4546231B2 JP2004356948A JP2004356948A JP4546231B2 JP 4546231 B2 JP4546231 B2 JP 4546231B2 JP 2004356948 A JP2004356948 A JP 2004356948A JP 2004356948 A JP2004356948 A JP 2004356948A JP 4546231 B2 JP4546231 B2 JP 4546231B2
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Japan
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public
signature
key
encryption
secret key
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JP2004356948A
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JP2006163164A5 (enExample
JP2006163164A (ja
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昌史 高橋
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Hitachi Ltd
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Hitachi Ltd
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Priority to JP2004356948A priority Critical patent/JP4546231B2/ja
Priority to US11/048,863 priority patent/US7711113B2/en
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Publication of JP2006163164A5 publication Critical patent/JP2006163164A5/ja
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    • 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
    • H04L9/3247—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 involving digital signatures

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  • Engineering & Computer Science (AREA)
  • Computer Security & Cryptography (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Theoretical Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Algebra (AREA)
  • Mathematical Analysis (AREA)
  • Mathematical Optimization (AREA)
  • Mathematical Physics (AREA)
  • Pure & Applied Mathematics (AREA)
  • Physics & Mathematics (AREA)
  • Computing Systems (AREA)
  • Storage Device Security (AREA)
JP2004356948A 2004-12-09 2004-12-09 Ｉｄベース署名及び暗号化システムおよび方法 Expired - Fee Related JP4546231B2 (ja)

Priority Applications (2)

Application Number Priority Date Filing Date Title
JP2004356948A JP4546231B2 (ja) 2004-12-09 2004-12-09 Ｉｄベース署名及び暗号化システムおよび方法
US11/048,863 US7711113B2 (en) 2004-12-09 2005-02-03 ID-based signature, encryption system and encryption method

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2004356948A JP4546231B2 (ja) 2004-12-09 2004-12-09 Ｉｄベース署名及び暗号化システムおよび方法

Publications (3)

Publication Number Publication Date
JP2006163164A JP2006163164A (ja) 2006-06-22
JP2006163164A5 JP2006163164A5 (enExample) 2007-10-11
JP4546231B2 true JP4546231B2 (ja) 2010-09-15

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JP2004356948A Expired - Fee Related JP4546231B2 (ja) 2004-12-09 2004-12-09 Ｉｄベース署名及び暗号化システムおよび方法

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Country Link
US (1) US7711113B2 (enExample)
JP (1) JP4546231B2 (enExample)

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US7349538B2 (en) * 2002-03-21 2008-03-25 Ntt Docomo Inc. Hierarchical identity-based encryption and signature schemes
AU2003262908A1 (en) * 2002-08-28 2004-03-19 Docomo Communications Laboratories Usa, Inc. Certificate-based encryption and public key infrastructure
US20060078790A1 (en) * 2004-10-05 2006-04-13 Polyplus Battery Company Solid electrolytes based on lithium hafnium phosphate for active metal anode protection
CN1262087C (zh) * 2005-01-14 2006-06-28 南相浩 基于标识的密钥产生方法
WO2006085430A1 (ja) * 2005-02-10 2006-08-17 Nec Corporation メンバー証明書獲得装置、メンバー証明書発行装置、グループ署名装置、グループ署名検証装置
US9798859B2 (en) * 2006-07-07 2017-10-24 Roche Diabetes Care, Inc Fluid delivery device and methods of its operation
US8290146B2 (en) * 2007-01-19 2012-10-16 Mitsubishi Electric Corporation Ciphertext generating apparatus, cryptographic communication system, and group parameter generating apparatus
JP5257357B2 (ja) 2007-05-25 2013-08-07 日本電気株式会社 鍵生成装置、暗号化装置及び復号装置
JP4897645B2 (ja) * 2007-10-25 2012-03-14 日本電信電話株式会社 暗号化メッセージ送受信方法、送信者装置、受信者装置、暗号化メッセージ送受信システム及びプログラム
JP5027742B2 (ja) * 2008-06-19 2012-09-19 日本電信電話株式会社 秘密情報送信システム、秘密情報送信方法、秘密情報管理サーバ、暗号装置、秘密情報送信プログラム
JP5329316B2 (ja) * 2009-06-22 2013-10-30 日本電信電話株式会社 鍵生成装置、鍵生成方法および鍵生成プログラム
US8838971B2 (en) * 2012-01-16 2014-09-16 Alcatel Lucent Management of public keys for verification of public warning messages
KR101301609B1 (ko) * 2012-05-31 2013-08-29 서울대학교산학협력단 비밀키 생성 장치 및 방법, 그리고 그 방법을 컴퓨터에서 실행시키기 위한 프로그램을 기록한 기록매체
KR101472312B1 (ko) * 2012-08-31 2014-12-24 고려대학교 산학협력단 Ｉｄ 기반 사인크립션 암호화 메시지의 안전성을 유지하는 시스템 및 방법
JP6093664B2 (ja) * 2013-07-05 2017-03-08 Kddi株式会社 秘密鍵発行装置、公開鍵暗号システム、電子署名システム、秘密鍵発行方法およびコンピュータプログラム
US9219722B2 (en) 2013-12-11 2015-12-22 Globalfoundries Inc. Unclonable ID based chip-to-chip communication
US9270469B2 (en) * 2014-02-20 2016-02-23 Xilinx, Inc. Authentication using public keys and session keys
GB2528874A (en) * 2014-08-01 2016-02-10 Bae Systems Plc Improvements in and relating to secret communications
CN105337941B (zh) * 2014-08-04 2019-01-15 阿里巴巴集团控股有限公司 一种设备标识提供方法及装置
CN105574041B (zh) 2014-10-16 2020-07-21 阿里巴巴集团控股有限公司 一种数据重组方法和装置
CN105630345B (zh) 2014-11-06 2019-02-19 阿里巴巴集团控股有限公司 一种控制显示方向的方法和设备
US10333696B2 (en) 2015-01-12 2019-06-25 X-Prime, Inc. Systems and methods for implementing an efficient, scalable homomorphic transformation of encrypted data with minimal data expansion and improved processing efficiency
JP6799061B2 (ja) * 2016-02-23 2020-12-09 エヌチェーン ホールディングス リミテッドＮｃｈａｉｎ Ｈｏｌｄｉｎｇｓ Ｌｉｍｉｔｅｄ ウォレット管理システムと併せたブロックチェーンベースのシステムのための暗号鍵のセキュアなマルチパーティ損失耐性のある記憶及び転送
CN114826673A (zh) * 2016-07-06 2022-07-29 华为技术有限公司 一种传输数据的保护系统、方法及装置
CN107070881B (zh) * 2017-02-20 2020-11-27 北京古盘创世科技发展有限公司 密钥管理方法、系统及用户终端
CN108933659B (zh) * 2017-05-26 2023-07-18 全球能源互联网研究院 一种智能电网的身份验证系统及验证方法
US11165756B2 (en) * 2018-06-11 2021-11-02 Fujitsu Limited Delayed-access encryption for blockchain field
CN109412815B (zh) * 2018-11-13 2020-04-24 南昌大学 一种实现跨域安全通信的方法和系统
CN110311792B (zh) * 2019-07-26 2021-11-05 南京邮电大学 一种智能电网中电量数据与隐私保护方法
CN112688785A (zh) * 2021-01-30 2021-04-20 深圳市心和未来教育科技有限公司 一种知识付费管理设备及系统
CN112861189B (zh) * 2021-02-04 2024-02-06 北京百度网讯科技有限公司 签名的生成方法和验证方法、装置、设备和介质
CN116112183A (zh) * 2023-02-15 2023-05-12 福建师范大学 基于外包的具有固定长度的属性基签名系统及方法

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2000124887A (ja) * 1998-10-14 2000-04-28 Fuji Xerox Co Ltd グループ単位の暗号化・復号方法および署名方法ならびに装置
JP4450969B2 (ja) * 2000-05-02 2010-04-14 村田機械株式会社 鍵共有システム，秘密鍵生成装置，共通鍵生成システム，暗号通信方法，暗号通信システム及び記録媒体
AU2002332671A1 (en) * 2001-08-13 2003-03-03 Board Of Trustees Of The Leland Stanford Junior University Systems and methods for identity-based encryption and related cryptographic techniques
JP2004177673A (ja) * 2002-11-27 2004-06-24 Fujitsu Ltd ペアリング暗号装置、ペアリング暗号演算プログラム

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Publication number Publication date
US7711113B2 (en) 2010-05-04
US20060126832A1 (en) 2006-06-15
JP2006163164A (ja) 2006-06-22

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