SG10202002329WA - Methods and devices for providing privacy-preserving blockchain-based auction - Google Patents

Methods and devices for providing privacy-preserving blockchain-based auction

Info

Publication number
SG10202002329WA
SG10202002329WA SG10202002329WA SG10202002329WA SG10202002329WA SG 10202002329W A SG10202002329W A SG 10202002329WA SG 10202002329W A SG10202002329W A SG 10202002329WA SG 10202002329W A SG10202002329W A SG 10202002329WA SG 10202002329W A SG10202002329W A SG 10202002329WA
Authority
SG
Singapore
Prior art keywords
methods
devices
based auction
providing privacy
blockchain
Prior art date
Application number
SG10202002329WA
Inventor
Weitao Yang
Shengjiao Cao
Yuan Yuan
Hui Fang
Original Assignee
Alipay Labs Singapore Pte 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 Alipay Labs Singapore Pte Ltd filed Critical Alipay Labs Singapore Pte Ltd
Priority to SG10202002329WA priority Critical patent/SG10202002329WA/en
Publication of SG10202002329WA publication Critical patent/SG10202002329WA/en
Priority to PCT/CN2021/074509 priority patent/WO2021179840A1/en
Priority to CN202180020515.6A priority patent/CN115280352A/en

Links

Classifications

    • 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
    • G06F21/60—Protecting data
    • G06F21/62—Protecting access to data via a platform, e.g. using keys or access control rules
    • G06F21/6218—Protecting access to data via a platform, e.g. using keys or access control rules to a system of files or objects, e.g. local or distributed file system or database
    • G06F21/6245—Protecting personal data, e.g. for financial or medical purposes
    • 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
    • G06F21/60—Protecting data
    • G06F21/64—Protecting data integrity, e.g. using checksums, certificates or signatures
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR 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
    • G06Q30/00—Commerce
    • G06Q30/06—Buying, selling or leasing transactions
    • G06Q30/08—Auctions
    • 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
    • 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
    • H04L9/3239—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 non-keyed hash functions, e.g. modification detection codes [MDCs], MD5, SHA or RIPEMD
    • 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
    • H04L9/50—Cryptographic mechanisms or cryptographic arrangements for secret or secure communications; Network security protocols using hash chains, e.g. blockchains or hash trees

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Security & Cryptography (AREA)
  • Theoretical Computer Science (AREA)
  • Business, Economics & Management (AREA)
  • Physics & Mathematics (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Health & Medical Sciences (AREA)
  • Bioethics (AREA)
  • General Health & Medical Sciences (AREA)
  • General Physics & Mathematics (AREA)
  • General Engineering & Computer Science (AREA)
  • Accounting & Taxation (AREA)
  • Computer Hardware Design (AREA)
  • Finance (AREA)
  • Software Systems (AREA)
  • Medical Informatics (AREA)
  • Entrepreneurship & Innovation (AREA)
  • Databases & Information Systems (AREA)
  • Development Economics (AREA)
  • Economics (AREA)
  • Marketing (AREA)
  • Strategic Management (AREA)
  • General Business, Economics & Management (AREA)
  • Financial Or Insurance-Related Operations Such As Payment And Settlement (AREA)
SG10202002329WA 2020-03-13 2020-03-13 Methods and devices for providing privacy-preserving blockchain-based auction SG10202002329WA (en)

Priority Applications (3)

Application Number Priority Date Filing Date Title
SG10202002329WA SG10202002329WA (en) 2020-03-13 2020-03-13 Methods and devices for providing privacy-preserving blockchain-based auction
PCT/CN2021/074509 WO2021179840A1 (en) 2020-03-13 2021-01-29 Methods and devices for providing privacy-preserving blockchain-based auction
CN202180020515.6A CN115280352A (en) 2020-03-13 2021-01-29 Method and apparatus for blockchain-based auction providing privacy protection

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SG10202002329WA SG10202002329WA (en) 2020-03-13 2020-03-13 Methods and devices for providing privacy-preserving blockchain-based auction

Publications (1)

Publication Number Publication Date
SG10202002329WA true SG10202002329WA (en) 2020-09-29

Family

ID=72643815

Family Applications (1)

Application Number Title Priority Date Filing Date
SG10202002329WA SG10202002329WA (en) 2020-03-13 2020-03-13 Methods and devices for providing privacy-preserving blockchain-based auction

Country Status (3)

Country Link
CN (1) CN115280352A (en)
SG (1) SG10202002329WA (en)
WO (1) WO2021179840A1 (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112446771A (en) * 2020-12-17 2021-03-05 北京金山云网络技术有限公司 Online auction system, method, device and electronic equipment
WO2021179840A1 (en) * 2020-03-13 2021-09-16 Alipay Labs (singapore) Pte. Ltd. Methods and devices for providing privacy-preserving blockchain-based auction

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN114626852A (en) * 2022-03-24 2022-06-14 国网智能电网研究院有限公司 Transaction method based on block chain and transaction block chain system
CN114978634B (en) * 2022-05-12 2024-04-30 上海焜耀网络科技有限公司 Construction and auction method of distributed auction system

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20170103323A (en) * 2016-03-03 2017-09-13 한국전자통신연구원 Apparatus and method for providing auction service using homomorphic encryption
CN107392743B (en) * 2017-08-01 2021-04-06 安徽大学 McAfe two-way auction privacy protection method and auction method
CN109492432A (en) * 2018-11-08 2019-03-19 安徽太阳石科技有限公司 Real time data safety protecting method and system based on block chain
CN110830452A (en) * 2019-10-22 2020-02-21 全链通有限公司 Block chain-based electronic bidding method, device and storage medium
SG10202002329WA (en) * 2020-03-13 2020-09-29 Alipay Labs Singapore Pte Ltd Methods and devices for providing privacy-preserving blockchain-based auction

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2021179840A1 (en) * 2020-03-13 2021-09-16 Alipay Labs (singapore) Pte. Ltd. Methods and devices for providing privacy-preserving blockchain-based auction
CN112446771A (en) * 2020-12-17 2021-03-05 北京金山云网络技术有限公司 Online auction system, method, device and electronic equipment

Also Published As

Publication number Publication date
WO2021179840A1 (en) 2021-09-16
CN115280352A (en) 2022-11-01

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