SG11201909014QA - Preventing misrepresentation of input data by participants in a secure multi-party computation - Google Patents

Preventing misrepresentation of input data by participants in a secure multi-party computation

Info

Publication number
SG11201909014QA
SG11201909014QA SG11201909014QA SG11201909014QA SG 11201909014Q A SG11201909014Q A SG 11201909014QA SG 11201909014Q A SG11201909014Q A SG 11201909014QA SG 11201909014Q A SG11201909014Q A SG 11201909014QA
Authority
SG
Singapore
Prior art keywords
input data
mac
international
building
data item
Prior art date
Application number
Other languages
English (en)
Inventor
Lichun Li
Wenzhen Lin
Zheng Liu
Shan Yin
Original Assignee
Alibaba Group Holding 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 Alibaba Group Holding Ltd filed Critical Alibaba Group Holding Ltd
Publication of SG11201909014QA publication Critical patent/SG11201909014QA/en

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
    • H04L9/06—Cryptographic mechanisms or cryptographic arrangements for secret or secure communications; Network security protocols the encryption apparatus using shift registers or memories for block-wise or stream coding, e.g. DES systems or RC4; Hash functions; Pseudorandom sequence generators
    • H04L9/0643—Hash functions, e.g. MD5, SHA, HMAC or f9 MAC
    • 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
    • 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
    • H04L9/008—Cryptographic mechanisms or cryptographic arrangements for secret or secure communications; Network security protocols involving homomorphic encryption
    • 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
    • H04L9/06—Cryptographic mechanisms or cryptographic arrangements for secret or secure communications; Network security protocols the encryption apparatus using shift registers or memories for block-wise or stream coding, e.g. DES systems or RC4; Hash functions; Pseudorandom sequence generators
    • H04L9/0618—Block ciphers, i.e. encrypting groups of characters of a plain text message using fixed encryption transformation
    • H04L9/0637—Modes of operation, e.g. cipher block chaining [CBC], electronic codebook [ECB] or Galois/counter mode [GCM]
    • 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
    • H04L9/08—Key distribution or management, e.g. generation, sharing or updating, of cryptographic keys or passwords
    • H04L9/0861—Generation of secret information including derivation or calculation of cryptographic keys or passwords
    • H04L9/0869—Generation of secret information including derivation or calculation of cryptographic keys or passwords involving random numbers or seeds
    • 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
    • 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
    • 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
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Security & Cryptography (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Power Engineering (AREA)
  • Theoretical Computer Science (AREA)
  • Health & Medical Sciences (AREA)
  • Computer Hardware Design (AREA)
  • Software Systems (AREA)
  • Physics & Mathematics (AREA)
  • General Engineering & Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • General Health & Medical Sciences (AREA)
  • Bioethics (AREA)
  • Storage Device Security (AREA)
  • Mobile Radio Communication Systems (AREA)
  • Financial Or Insurance-Related Operations Such As Payment And Settlement (AREA)
  • Information Retrieval, Db Structures And Fs Structures Therefor (AREA)
  • Management, Administration, Business Operations System, And Electronic Commerce (AREA)
SG11201909014Q 2019-03-18 2019-03-18 Preventing misrepresentation of input data by participants in a secure multi-party computation SG11201909014QA (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/CN2019/078516 WO2019101243A2 (en) 2019-03-18 2019-03-18 Preventing misrepresentation of input data by participants in a secure multi-party computation

Publications (1)

Publication Number Publication Date
SG11201909014QA true SG11201909014QA (en) 2019-10-30

Family

ID=66630475

Family Applications (1)

Application Number Title Priority Date Filing Date
SG11201909014Q SG11201909014QA (en) 2019-03-18 2019-03-18 Preventing misrepresentation of input data by participants in a secure multi-party computation

Country Status (12)

Country Link
US (2) US10637659B1 (ja)
EP (1) EP3616356B1 (ja)
JP (1) JP6882512B2 (ja)
KR (1) KR102145701B1 (ja)
CN (1) CN110800252B (ja)
AU (1) AU2019203863B2 (ja)
CA (1) CA3058227C (ja)
ES (1) ES2871053T3 (ja)
PL (1) PL3616356T3 (ja)
SG (1) SG11201909014QA (ja)
TW (1) TWI720720B (ja)
WO (1) WO2019101243A2 (ja)

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US11245536B2 (en) * 2019-04-16 2022-02-08 Meta Platforms, Inc. Secure multi-party computation attribution
CN111931250B (zh) * 2019-07-11 2024-03-22 华控清交信息科技(北京)有限公司 多方安全计算一体机
US11424916B2 (en) * 2019-07-19 2022-08-23 Fujitsu Limited Selectively private distributed computation for blockchain
JP7409380B2 (ja) * 2019-07-24 2024-01-09 日本電気株式会社 秘密計算サーバ、証跡管理方法及びプログラム
CN112769742B (zh) * 2019-11-06 2024-06-14 电科云(北京)科技有限公司 Spdz系列协议中的消息验证方法、装置及存储介质
CN111832074B (zh) * 2020-07-14 2023-04-07 西安电子科技大学 基于spdz安全多方计算的安全验证协作学习方法及系统
CN112184220A (zh) * 2020-09-22 2021-01-05 远光软件股份有限公司 安全多方计算方法、电子设备及存储介质
CN115088003B (zh) * 2020-12-11 2023-10-31 维萨国际服务协会 用于安全实时n方计算的系统、方法和计算机程序产品
CN113067822B (zh) * 2021-03-19 2023-11-10 中国工商银行股份有限公司 基于区块链的信息处理方法、装置、设备、介质和产品
CN113259123B (zh) * 2021-06-08 2022-02-08 清华大学 一种区块链数据写入、访问方法及装置
CN113468564B (zh) * 2021-06-30 2024-07-12 华控清交信息科技(北京)有限公司 一种数据处理方法、装置、电子设备及存储介质
CN114422116B (zh) * 2021-12-14 2023-11-28 阿里巴巴（中国）有限公司 数据处理方法及装置
CN114444069B (zh) * 2021-12-17 2023-04-07 中国科学院信息工程研究所 一种恶意模型下高效的阈值安全多方计算方法
CN114520720B (zh) * 2022-03-22 2023-06-16 暨南大学 一种基于tls协议的多方认证区块链数据上链方法

Family Cites Families (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7890771B2 (en) * 2002-04-17 2011-02-15 Microsoft Corporation Saving and retrieving data based on public key encryption
US9344438B2 (en) * 2008-12-22 2016-05-17 Qualcomm Incorporated Secure node identifier assignment in a distributed hash table for peer-to-peer networks
EP2348450B1 (en) * 2009-12-18 2013-11-06 CompuGroup Medical AG Database system, computer system, and computer-readable storage medium for decrypting a data record
WO2013101174A1 (en) * 2011-12-30 2013-07-04 Intel Corporation Mobile device position detection
US9503263B2 (en) * 2014-10-16 2016-11-22 Dyce, Llc Method and apparatus for storing encrypted data files across distributed storage media
US9998434B2 (en) * 2015-01-26 2018-06-12 Listat Ltd. Secure dynamic communication network and protocol
US20170293913A1 (en) * 2016-04-12 2017-10-12 The Governing Council Of The University Of Toronto System and methods for validating and performing operations on homomorphically encrypted data
FR3057090B1 (fr) * 2016-09-30 2018-10-19 Safran Identity & Security Procedes d'apprentissage securise de parametres d'un reseau de neurones a convolution, et de classification securisee d'une donnee d'entree
US10333715B2 (en) * 2016-11-14 2019-06-25 International Business Machines Corporation Providing computation services with privacy
GB201705621D0 (en) * 2017-04-07 2017-05-24 Nchain Holdings Ltd Computer-implemented system and method
EP3439234B1 (en) * 2017-07-31 2020-12-30 Koninklijke Philips N.V. Distributing a computation output
CN107819587B (zh) * 2017-12-13 2020-08-11 陈智罡 基于全同态加密的认证方法和用户设备以及认证服务器
CN108683669B (zh) * 2018-05-19 2021-09-17 深圳市图灵奇点智能科技有限公司 数据验证方法和安全多方计算系统
US11201734B2 (en) * 2018-06-04 2021-12-14 Robert Bosch Gmbh Method and system for fault tolerant and secure multiparty computation with SPDZ
CN108718240A (zh) * 2018-06-08 2018-10-30 浙江捷尚人工智能研究发展有限公司 基于全同态加密的认证方法、电子设备、存储介质及系统
CN109120398B (zh) * 2018-08-03 2021-07-27 河南师范大学 一种基于区块链系统的秘密共享方法与装置
CN109241016B (zh) * 2018-08-14 2020-07-07 阿里巴巴集团控股有限公司 多方安全计算方法及装置、电子设备
CN109255247B (zh) * 2018-08-14 2020-08-14 阿里巴巴集团控股有限公司 多方安全计算方法及装置、电子设备

Also Published As

Publication number Publication date
EP3616356B1 (en) 2021-03-10
JP6882512B2 (ja) 2021-06-02
JP2020537362A (ja) 2020-12-17
CA3058227A1 (en) 2019-05-31
US20200304294A1 (en) 2020-09-24
KR102145701B1 (ko) 2020-08-19
ES2871053T3 (es) 2021-10-28
TW202036292A (zh) 2020-10-01
AU2019203863B2 (en) 2021-01-28
AU2019203863A1 (en) 2019-05-31
WO2019101243A3 (en) 2020-01-23
EP3616356A2 (en) 2020-03-04
CN110800252B (zh) 2023-06-27
PL3616356T3 (pl) 2021-07-26
US10637659B1 (en) 2020-04-28
WO2019101243A2 (en) 2019-05-31
US10790971B1 (en) 2020-09-29
EP3616356A4 (en) 2020-07-01
CN110800252A (zh) 2020-02-14
TWI720720B (zh) 2021-03-01
CA3058227C (en) 2021-02-09

Similar Documents

Publication Publication Date Title
SG11201909014QA (en) Preventing misrepresentation of input data by participants in a secure multi-party computation
SG11201910054WA (en) Securely executing smart contract operations in a trusted execution environment
SG11201908983WA (en) Retrieving access data for blockchain networks using highly available trusted execution environments
SG11201908946PA (en) Program execution and data proof scheme using multiple key pair signatures
SG11201908981SA (en) Retrieving public data for blockchain networks using highly available trusted execution environments
SG11201910061RA (en) A distributed multi-party security model training framework for privacy protection
SG11201903566XA (en) Regulating blockchain confidential transactions
SG11201909013RA (en) Authentication based on a recoverd public key
SG11201909112PA (en) Field-programmable gate array based trusted execution environment for use in a blockchain network
SG11201903562QA (en) Recovering encrypted transaction information in blockchain confidential transactions
SG11201909855YA (en) Distributed key management for trusted execution environments
SG11201909946UA (en) Logistic regression modeling scheme using secrete sharing
SG11201908552RA (en) Methods and devices for testing signature verification for blockchain system
SG11201909948WA (en) Product promotion using smart contracts in blockchain networks
SG11201808991WA (en) Method and system for secure data transmission
SG11201908982QA (en) Managing sensitive data elements in a blockchain network
SG11201909630TA (en) Anti-replay attack authentication protocol
SG11201908853YA (en) System and method for ending view change protocol
SG11201902778UA (en) System and method for information protection
SG11201908651SA (en) Methods and devices for protecting sensitive data of transaction activity based on smart contract in blockchain
SG11201910095VA (en) Cross-asset trading within blockchain networks
SG11201909012YA (en) Key data processing method and apparatus, and server
SG11201908794UA (en) Property management system utilizing a blockchain network
SG11201903425PA (en) System and method for information protection
SG11201903478WA (en) A domain name management scheme for cross-chain interactions in blockchain systems