CN114981860B - 秘密计算装置、秘密计算方法、以及程序 - Google Patents

秘密计算装置、秘密计算方法、以及程序 Download PDF

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Publication number
CN114981860B
CN114981860B CN202080093276.2A CN202080093276A CN114981860B CN 114981860 B CN114981860 B CN 114981860B CN 202080093276 A CN202080093276 A CN 202080093276A CN 114981860 B CN114981860 B CN 114981860B
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secret
value
calculation
secret calculation
public
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Chinese (zh)
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CN114981860A (zh
Inventor
五十岚大
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Entiti Corp
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Nippon Telegraph and Telephone Corp
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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
    • H04L9/08—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
    • H04L9/085—Secret sharing or secret splitting, e.g. threshold schemes
    • G—PHYSICS
    • G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09C—CIPHERING OR DECIPHERING APPARATUS FOR CRYPTOGRAPHIC OR OTHER PURPOSES INVOLVING THE NEED FOR SECRECY
    • G09C1/00—Apparatus or methods whereby a given sequence of signs, e.g. an intelligible text, is transformed into an unintelligible sequence of signs by transposing the signs or groups of signs or by replacing them by others according to a predetermined system
    • 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
    • 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
    • H04L2209/46—Secure multiparty computation, e.g. millionaire problem

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  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Computer Security & Cryptography (AREA)
  • Computing Systems (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Complex Calculations (AREA)
  • Storage Device Security (AREA)
  • Hardware Redundancy (AREA)
  • Devices For Executing Special Programs (AREA)
  • Pharmaceuticals Containing Other Organic And Inorganic Compounds (AREA)
CN202080093276.2A 2020-01-20 2020-01-20 秘密计算装置、秘密计算方法、以及程序 Active CN114981860B (zh)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/JP2020/001683 WO2021149106A1 (ja) 2020-01-20 2020-01-20 秘密計算装置、秘密計算方法、およびプログラム

Publications (2)

Publication Number Publication Date
CN114981860A CN114981860A (zh) 2022-08-30
CN114981860B true CN114981860B (zh) 2025-06-27

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Family Applications (1)

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CN202080093276.2A Active CN114981860B (zh) 2020-01-20 2020-01-20 秘密计算装置、秘密计算方法、以及程序

Country Status (6)

Country Link
US (1) US12166864B2 (https=)
EP (1) EP4095830B1 (https=)
JP (1) JP7290178B2 (https=)
CN (1) CN114981860B (https=)
AU (1) AU2020423806B2 (https=)
WO (1) WO2021149106A1 (https=)

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2014164144A (ja) * 2013-02-26 2014-09-08 Nippon Telegr & Teleph Corp <Ntt> 秘密表除算装置及び方法

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20050088506A (ko) * 2004-03-02 2005-09-07 삼성전자주식회사 다중 세정도를 지원하는 확장형 몽고메리 모듈러 곱셈기
JP4685621B2 (ja) * 2005-12-20 2011-05-18 日本電信電話株式会社 鍵生成装置、暗号化装置、復号化装置、乗法型ナップザック暗号システム、乗法型ナップザック暗号復号方法およびプログラム
WO2008010441A1 (en) * 2006-07-21 2008-01-24 Nec Corporation Encryption device, program, and method
JP2008252299A (ja) * 2007-03-29 2008-10-16 Hitachi Ltd 暗号処理システム及び暗号処理方法
JP2010008883A (ja) * 2008-06-30 2010-01-14 Toshiba Corp 暗号用演算装置、暗号用演算方法及びプログラム
JP5957126B1 (ja) * 2015-06-24 2016-07-27 日本電信電話株式会社 秘密計算装置、秘密計算方法、およびプログラム
CN107566121B (zh) * 2016-11-18 2020-03-10 上海扈民区块链科技有限公司 一类高效的秘密共识方法
CN107196764A (zh) * 2017-07-19 2017-09-22 龙迅半导体（合肥）股份有限公司 一种rsa加解密处理方法和装置

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2014164144A (ja) * 2013-02-26 2014-09-08 Nippon Telegr & Teleph Corp <Ntt> 秘密表除算装置及び方法

Also Published As

Publication number Publication date
AU2020423806A1 (en) 2022-07-14
AU2020423806B2 (en) 2023-06-08
EP4095830B1 (en) 2024-10-30
EP4095830A4 (en) 2023-10-18
JPWO2021149106A1 (https=) 2021-07-29
JP7290178B2 (ja) 2023-06-13
CN114981860A (zh) 2022-08-30
EP4095830A1 (en) 2022-11-30
WO2021149106A1 (ja) 2021-07-29
US12166864B2 (en) 2024-12-10
US20230102267A1 (en) 2023-03-30

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