SG11201902778UA - System and method for information protection - Google Patents

System and method for information protection

Info

Publication number
SG11201902778UA
SG11201902778UA SG11201902778UA SG11201902778UA SG11201902778UA SG 11201902778U A SG11201902778U A SG 11201902778UA SG 11201902778U A SG11201902778U A SG 11201902778UA SG 11201902778U A SG11201902778U A SG 11201902778UA SG 11201902778U A SG11201902778U A SG 11201902778UA
Authority
SG
Singapore
Prior art keywords
transaction
building
international
hangzhou
zhejiang
Prior art date
Application number
SG11201902778UA
Other languages
English (en)
Inventor
Baoli Ma
Wenbin Zhang
Huanyu Ma
Zheng Liu
Jiahui Cui
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 SG11201902778UA publication Critical patent/SG11201902778UA/en

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L63/00—Network architectures or network communication protocols for network security
    • H04L63/04—Network architectures or network communication protocols for network security for providing a confidential data exchange among entities communicating through data packet networks
    • H04L63/0428—Network architectures or network communication protocols for network security for providing a confidential data exchange among entities communicating through data packet networks wherein the data content is protected, e.g. by encrypting or encapsulating the payload
    • H04L63/0435—Network architectures or network communication protocols for network security for providing a confidential data exchange among entities communicating through data packet networks wherein the data content is protected, e.g. by encrypting or encapsulating the payload wherein the sending and receiving network entities apply symmetric encryption, i.e. same key used for encryption and decryption
    • 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
    • H04L9/0631—Substitution permutation network [SPN], i.e. cipher composed of a number of stages or rounds each involving linear and nonlinear transformations, e.g. AES algorithms
    • 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
    • G06F21/606—Protecting data by securing the transmission between two devices or processes
    • 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
    • G06Q20/00—Payment architectures, schemes or protocols
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L63/00—Network architectures or network communication protocols for network security
    • H04L63/12—Applying verification of the received information
    • H04L63/123—Applying verification of the received information received data contents, e.g. message integrity
    • 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
    • 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
    • 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
    • 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
    • H04L9/32—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
    • 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
    • H04L2209/04—Masking or blinding
    • 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
    • H04L2209/04—Masking or blinding
    • H04L2209/046—Masking or blinding of operations, operands or results of the operations
    • 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
    • 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
    • H04L2209/56—Financial cryptography, e.g. electronic payment or e-cash

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Security & Cryptography (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Theoretical Computer Science (AREA)
  • Computer Hardware Design (AREA)
  • General Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Computing Systems (AREA)
  • Health & Medical Sciences (AREA)
  • Bioethics (AREA)
  • General Health & Medical Sciences (AREA)
  • Software Systems (AREA)
  • Business, Economics & Management (AREA)
  • Power Engineering (AREA)
  • Strategic Management (AREA)
  • General Business, Economics & Management (AREA)
  • Accounting & Taxation (AREA)
  • Financial Or Insurance-Related Operations Such As Payment And Settlement (AREA)
  • Storage Device Security (AREA)
  • Information Retrieval, Db Structures And Fs Structures Therefor (AREA)
SG11201902778UA 2018-11-27 2018-11-27 System and method for information protection SG11201902778UA (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/CN2018/117552 WO2019072276A2 (fr) 2018-11-27 2018-11-27 Système et procédé de protection d'information

Publications (1)

Publication Number Publication Date
SG11201902778UA true SG11201902778UA (en) 2019-05-30

Family

ID=66100013

Family Applications (1)

Application Number Title Priority Date Filing Date
SG11201902778UA SG11201902778UA (en) 2018-11-27 2018-11-27 System and method for information protection

Country Status (18)

Country Link
US (2) US11277389B2 (fr)
EP (2) EP3866382B1 (fr)
JP (1) JP6724249B2 (fr)
KR (1) KR102170346B1 (fr)
CN (1) CN109937557B (fr)
AU (1) AU2018327218B2 (fr)
BR (1) BR112019007727A2 (fr)
CA (1) CA3040601C (fr)
ES (1) ES2875581T3 (fr)
MX (1) MX2019004202A (fr)
MY (1) MY193900A (fr)
PH (1) PH12019500556A1 (fr)
PL (1) PL3549303T3 (fr)
RU (1) RU2719423C1 (fr)
SG (1) SG11201902778UA (fr)
TW (1) TWI706275B (fr)
WO (1) WO2019072276A2 (fr)
ZA (1) ZA201902470B (fr)

Families Citing this family (46)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB201805633D0 (en) * 2018-04-05 2018-05-23 Nchain Holdings Ltd Computer implemented method and system
CN109377215B (zh) 2018-08-06 2020-04-21 阿里巴巴集团控股有限公司 区块链交易方法及装置、电子设备
CA3040791C (fr) 2018-11-27 2020-12-15 Alibaba Group Holding Limited Systeme et procede de protection de l'information
MX2019004357A (es) 2018-11-27 2019-08-05 Alibaba Group Holding Ltd Sistema y método para protección de la información.
CA3040601C (fr) 2018-11-27 2021-03-30 Alibaba Group Holding Limited Systeme et procede de protection d'information
US10700850B2 (en) 2018-11-27 2020-06-30 Alibaba Group Holding Limited System and method for information protection
US11127002B2 (en) 2018-11-27 2021-09-21 Advanced New Technologies Co., Ltd. System and method for information protection
CA3037833C (fr) 2018-11-27 2022-04-19 Alibaba Group Holding Limited Systeme et methode de protection de l'information
US10764029B1 (en) * 2019-04-02 2020-09-01 Carey Patrick Atkins Asymmetric Encryption Algorithm
SG11201909630TA (en) * 2019-04-26 2019-11-28 Alibaba Group Holding Ltd Anti-replay attack authentication protocol
GB201907344D0 (en) 2019-05-24 2019-07-10 Nchain Holdings Ltd Multi-input transactions
GB2588072A (en) 2019-05-24 2021-04-21 Nchain Holdings Ltd Malleability of transactions for inclusion in a blockchain
GB2587773A (en) * 2019-05-24 2021-04-14 Nchain Holdings Ltd Streaming portions of data over a side channel
CN110399735A (zh) * 2019-06-21 2019-11-01 深圳壹账通智能科技有限公司 加密数据大小关系证明方法、装置、设备及存储介质
CN112150281B (zh) * 2019-06-28 2023-09-26 北京国盾量子信息技术有限公司 一种数字货币的交易方法、装置及系统
CN111030821B (zh) * 2019-08-27 2022-07-12 杭州云象网络技术有限公司 一种基于双线性映射技术的联盟链的加密方法
CN113570460A (zh) * 2019-08-30 2021-10-29 创新先进技术有限公司 在区块链中并发执行交易的方法和装置
CN110545279A (zh) * 2019-09-05 2019-12-06 国网区块链科技(北京)有限公司 兼具隐私和监管功能的区块链交易方法、装置及系统
CN112465500A (zh) * 2019-09-09 2021-03-09 本田技研工业株式会社 用于在区块链内保护私钥交易的系统和方法
CN110781503B (zh) * 2019-09-18 2022-05-17 深圳壹账通智能科技有限公司 数据调用方法、装置及计算机可读存储介质
JP7372527B2 (ja) * 2019-09-26 2023-11-01 富士通株式会社 通信中継プログラム、中継装置、及び通信中継方法
CN112769548B (zh) * 2019-11-05 2022-09-20 深圳市迅雷网络技术有限公司 一种区块链数值信息传输方法、系统、装置及计算机介质
CN110933045A (zh) * 2019-11-08 2020-03-27 中国电子科技网络信息安全有限公司 一种基于承诺的区块链数字资产隐私保护方法
CN111475849B (zh) * 2019-11-08 2024-03-12 支付宝(杭州)信息技术有限公司 基于区块链账户的隐私数据查询方法及装置
CN113055178B (zh) * 2019-12-27 2022-08-16 深圳市迅雷网络技术有限公司 区块链系统及数值信息传输方法、系统、装置、介质
US12099997B1 (en) 2020-01-31 2024-09-24 Steven Mark Hoffberg Tokenized fungible liabilities
CN111340489B (zh) * 2020-02-21 2023-11-14 数据通信科学技术研究所 可监管的交易接收者保护方法和装置
CN111523894A (zh) * 2020-05-06 2020-08-11 杭州复杂美科技有限公司 数据延时公布方法、设备和存储介质
CN111600703B (zh) * 2020-05-12 2023-08-04 京东科技信息技术有限公司 基于sm2的签名方法、系统、电子设备及存储介质
CN111709738B (zh) * 2020-05-18 2023-08-01 杜晓楠 区块链系统中隐藏交易金额的方法、计算机可读存储介质和区块链系统
WO2020169124A2 (fr) 2020-06-08 2020-08-27 Alipay Labs (singapore) Pte. Ltd. Stockage distribué de données de dédouanement
CN111989707B (zh) * 2020-06-08 2024-04-16 支付宝实验室(新加坡)有限公司 管理基于区块链的海关清关服务的用户权限
WO2020169122A2 (fr) 2020-06-08 2020-08-27 Alipay Labs (singapore) Pte. Ltd. Traitement de données de dédouanement d'importation basé sur une chaîne de blocs
CN114930330A (zh) 2020-06-08 2022-08-19 支付宝实验室(新加坡)有限公司 基于区块链的海关清关服务平台的用户管理
WO2020169125A2 (fr) 2020-06-08 2020-08-27 Alipay Labs (singapore) Pte. Ltd. Enregistrement de document basé sur une chaîne de blocs pour le dédouanement
EP3841491B1 (fr) 2020-06-08 2023-08-02 Alipay Labs (Singapore) Pte. Ltd. Groupes de contrats intelligents basés sur une chaîne de blocs
CN113014384B (zh) * 2021-03-16 2022-07-15 平安付科技服务有限公司 基于dh密钥交换算法的数据比较方法、装置、计算机设备及存储介质
US11849032B2 (en) * 2021-05-14 2023-12-19 Verizon Patent And Licensing Inc. Systems and methods for blockchain-based secure key exchange
US11748333B2 (en) 2021-06-30 2023-09-05 Dropbox, Inc. Verifying data consistency using verifiers in a content management system for a distributed key-value database
CN113706150B (zh) * 2021-10-27 2022-02-08 深圳前海微众银行股份有限公司 一种区块确认方法及装置
CN114565382A (zh) * 2022-03-01 2022-05-31 汪泽希 一种交易账户匿名支付方法及系统
JP2024022912A (ja) 2022-08-08 2024-02-21 富士通株式会社 情報秘匿化プログラム、情報秘匿化方法及び情報管理装置
CN115955315B (zh) * 2022-12-27 2024-08-23 浙江吉利控股集团有限公司 环机密交易的签名验证方法、系统、设备及可读存储介质
CN115809482B (zh) * 2023-02-01 2023-05-16 上海金仕达软件科技股份有限公司 基于随机数混淆的数据聚合计算方法、装置、介质及设备
CN116389164B (zh) * 2023-05-26 2023-09-12 建信金融科技有限责任公司 数据的检测方法及装置
CN118316605A (zh) * 2024-06-07 2024-07-09 浪潮软件科技有限公司 一种多方安全通信方法及装置

Family Cites Families (136)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4926480A (en) 1983-08-22 1990-05-15 David Chaum Card-computer moderated systems
US7107246B2 (en) * 1998-04-27 2006-09-12 Esignx Corporation Methods of exchanging secure messages
JP2000207466A (ja) 1999-01-18 2000-07-28 Nippon Telegr & Teleph Corp <Ntt> 電子商取引文書を媒介とした電子商取引方法および電子商取引手段、ならびにプログラムを記録した記録媒体。
JP2000299683A (ja) 1999-02-10 2000-10-24 Nippon Telegr & Teleph Corp <Ntt> 複数公開鍵保存方法、その装置およびそのプログラム記録媒体
US7716484B1 (en) 2000-03-10 2010-05-11 Rsa Security Inc. System and method for increasing the security of encrypted secrets and authentication
WO2001069843A2 (fr) 2000-03-10 2001-09-20 Absolutefuture, Inc. Procede et systeme permettant de coordonner une transmission d'informations securisee
AU2001255183A1 (en) 2000-04-14 2001-10-30 Wu Wen Delayed commitment scheme to prevent attacks based on compromised certificates
EP1205889A1 (fr) 2000-11-10 2002-05-15 TELEFONAKTIEBOLAGET LM ERICSSON (publ) Rendu de monnaie dans un système de paiement électronique
US7181017B1 (en) 2001-03-23 2007-02-20 David Felsher System and method for secure three-party communications
US7509498B2 (en) 2001-06-29 2009-03-24 Intel Corporation Digital signature validation
GB2378282A (en) 2001-07-31 2003-02-05 Hewlett Packard Co Automated multivariate negotiation using convertable undeniable signatures
EP1436967A2 (fr) 2001-10-19 2004-07-14 Matsushita Electric Industrial Co., Ltd. Systeme et procede d'authentification de dispositif
WO2005043808A1 (fr) 2003-11-03 2005-05-12 Koninklijke Philips Electronics N.V. Methode et dispositif efficaces de multiplication a partenaires multiples
US8156029B2 (en) * 2005-02-24 2012-04-10 Michael Gregory Szydlo Process for verifiably communicating risk characteristics of an investment portfolio
WO2006121322A1 (fr) 2005-05-10 2006-11-16 Dts Ltd. Procede de transaction et procede de verification
JP4435076B2 (ja) 2005-11-18 2010-03-17 フェリカネットワークス株式会社 携帯端末，データ通信方法，およびコンピュータプログラム
US7725446B2 (en) 2005-12-19 2010-05-25 International Business Machines Corporation Commitment of transactions in a distributed system
JP4016061B2 (ja) 2006-01-25 2007-12-05 松下電器産業株式会社 端末装置、サーバ装置及びデジタルコンテンツ配信システム
TW200820108A (en) 2006-05-24 2008-05-01 Ibm Method for automatically validating a transaction, electronic payment system and computer program
US20090177591A1 (en) 2007-10-30 2009-07-09 Christopher Thorpe Zero-knowledge proofs in large trades
US20090281949A1 (en) 2008-05-12 2009-11-12 Appsware Wireless, Llc Method and system for securing a payment transaction
US8543091B2 (en) 2008-06-06 2013-09-24 Ebay Inc. Secure short message service (SMS) communications
US8281131B2 (en) 2008-08-28 2012-10-02 International Business Machines Corporation Attributes in cryptographic credentials
US8744077B2 (en) 2008-10-28 2014-06-03 International Business Machines Corporation Cryptographic encoding and decoding of secret data
JP5264450B2 (ja) 2008-12-02 2013-08-14 日本電信電話株式会社 ビットコミットメント検証システム、ビットコミットメント装置、検証装置、ビットコミットメント検証方法、ビットコミットメント方法、検証方法、ビットコミットメントプログラム、検証プログラム
US20120116978A1 (en) 2008-12-23 2012-05-10 Mtn Mobile Money Sa (Pty) Ltd Method of and system for securely processing a transaction
US8762741B2 (en) 2009-01-29 2014-06-24 Microsoft Corporation Privacy-preserving communication
US8825555B2 (en) 2010-06-30 2014-09-02 International Business Machines Corporation Privacy-sensitive sample analysis
US8527777B2 (en) 2010-07-30 2013-09-03 International Business Machines Corporation Cryptographic proofs in data processing systems
US8661240B2 (en) 2011-04-29 2014-02-25 International Business Machines Corporation Joint encryption of data
US20120317034A1 (en) 2011-06-13 2012-12-13 Microsoft Corporation Transparent virtual currency using verifiable tokens
US9858401B2 (en) 2011-08-09 2018-01-02 Biogy, Inc. Securing transactions against cyberattacks
SG10201903265PA (en) 2011-09-29 2019-05-30 Amazon Tech Inc Parameter based key derivation
JP5364141B2 (ja) 2011-10-28 2013-12-11 楽天株式会社 携帯端末、店舗端末、送信方法、受信方法、決済システム、決済方法、プログラムおよびコンピュータ読み取り可能な記憶媒体
EP2634738A1 (fr) 2012-03-02 2013-09-04 Alcatel Lucent Système de transfert électronique décentralisé
FR2993382B1 (fr) 2012-07-13 2015-07-03 Oberthur Technologies Entite electronique securisee pour l'autorisation d'une transaction
GB201310084D0 (en) * 2013-06-06 2013-07-17 Mastercard International Inc Improvements to electronic authentication systems
US9853819B2 (en) 2013-08-05 2017-12-26 Guardtime Ip Holdings Ltd. Blockchain-supported, node ID-augmented digital record signature method
US11055707B2 (en) 2014-06-24 2021-07-06 Visa International Service Association Cryptocurrency infrastructure system
KR20160024185A (ko) 2014-08-25 2016-03-04 아이보 (주) SE(Secure element)를 이용한 암호화폐 관리 시스템 및 그 방법
GB201419016D0 (en) 2014-10-24 2014-12-10 Visa Europe Ltd Transaction Messaging
AU2016242888A1 (en) 2015-03-31 2017-11-16 Nasdaq, Inc. Systems and methods of blockchain transaction recordation
SG11201708295XA (en) 2015-04-06 2017-11-29 Bitmark Inc System and method for decentralized title recordation and authentication
US9397985B1 (en) 2015-04-14 2016-07-19 Manifold Technology, Inc. System and method for providing a cryptographic platform for exchanging information
US9870562B2 (en) 2015-05-21 2018-01-16 Mastercard International Incorporated Method and system for integration of market exchange and issuer processing for blockchain-based transactions
US10026082B2 (en) 2015-05-21 2018-07-17 Mastercard International Incorporated Method and system for linkage of blockchain-based assets to fiat currency accounts
US11062303B2 (en) * 2015-06-08 2021-07-13 Blockstream Corporation Cryptographically concealing amounts transacted on a ledger while preserving a network's ability to verify the transaction
US11080665B1 (en) * 2015-06-08 2021-08-03 Blockstream Corporation Cryptographically concealing amounts and asset types for independently verifiable transactions
US10826712B2 (en) 2015-06-30 2020-11-03 Visa International Service Association Confidential authentication and provisioning
US20170085555A1 (en) 2015-07-14 2017-03-23 Fmr Llc Point-to-Point Transaction Guidance Apparatuses, Methods and Systems
US20180191503A1 (en) 2015-07-14 2018-07-05 Fmr Llc Asynchronous Crypto Asset Transfer and Social Aggregating, Fractionally Efficient Transfer Guidance, Conditional Triggered Transaction, Datastructures, Apparatuses, Methods and Systems
US20180331832A1 (en) 2015-11-05 2018-11-15 Allen Pulsifer Cryptographic Transactions System
WO2017091530A1 (fr) 2015-11-24 2017-06-01 Gartland & Mellina Group Solutions chaînes de blocs pour services financiers et autres industries axées sur les échanges
JP2018536957A (ja) 2015-11-30 2018-12-13 シェイプシフト・アーゲーＳｈａｐｅＳｈｉｆｔ ＡＧ ブロックチェーン資産取引におけるセキュリティを向上させるためのシステム及び方法
US10013573B2 (en) 2015-12-16 2018-07-03 International Business Machines Corporation Personal ledger blockchain
US11354658B2 (en) 2016-02-11 2022-06-07 Mastercard International Incorporated Method and system for offline blockchain exchanges
US20170243193A1 (en) 2016-02-18 2017-08-24 Skuchain, Inc. Hybrid blockchain
AU2017223133B2 (en) 2016-02-23 2022-09-08 nChain Holdings Limited Determining a common secret for the secure exchange of information and hierarchical, deterministic cryptographic keys
KR20180115768A (ko) 2016-02-23 2018-10-23 엔체인 홀딩스 리미티드 블록체인으로부터 데이터의 안전한 추출을 위한 암호화 방법 및 시스템
GB2561729A (en) 2016-02-23 2018-10-24 Nchain Holdings Ltd Secure multiparty loss resistant storage and transfer of cryptographic keys for blockchain based systems in conjunction with a wallet management system
EP3424177B1 (fr) 2016-02-29 2021-10-13 SecureKey Technologies Inc. Systèmes et procédés de vérification d'identité distribuée
US11455630B2 (en) 2016-04-11 2022-09-27 nChain Holdings Limited Method for secure peer-to-peer communication on a blockchain
CN107306183B (zh) 2016-04-22 2021-12-21 索尼公司 客户端、服务端、方法和身份验证系统
KR101780635B1 (ko) 2016-04-28 2017-09-21 주식회사 코인플러그 인증 정보의 생성, 등록, 파기 방법 및 인증 지원 서버
US10046228B2 (en) 2016-05-02 2018-08-14 Bao Tran Smart device
US10447478B2 (en) 2016-06-06 2019-10-15 Microsoft Technology Licensing, Llc Cryptographic applications for a blockchain system
KR101802655B1 (ko) 2016-06-10 2017-11-29 인하대학교 산학협력단 원격 서버를 이용한 안전한 소프트웨어 기반 일회용 비밀번호 생성 방법
US11062366B2 (en) 2016-06-24 2021-07-13 Raise Marketplace Inc. Securely processing exchange items in a data communication system
US20180006823A1 (en) 2016-07-01 2018-01-04 Qualcomm Incorporated Multi-hop secure content routing based on cryptographic partial blind signatures and embedded terms
KR101795695B1 (ko) 2016-07-14 2017-12-01 주식회사 코인플러그 메신저 서비스를 통하여 송수신하는 데이터에 대한 기록 서비스 및 검증 서비스를 제공하는 방법, 및 이를 이용한 서버
CN109478282A (zh) 2016-07-15 2019-03-15 维萨国际服务协会 通过交易装置进行数字资产分发
EP3273635B1 (fr) * 2016-07-20 2019-10-30 Mastercard International Incorporated Établissement d'un canal sécurisé
EP3491572B1 (fr) 2016-07-26 2021-09-01 NEC Corporation Procédé pour contrôler l'accès à une ressource partagée
US10067810B2 (en) 2016-07-28 2018-09-04 Cisco Technology, Inc. Performing transactions between application containers
GB201613176D0 (en) 2016-07-29 2016-09-14 Eitc Holdings Ltd Computer-implemented method and system
JP6971019B2 (ja) * 2016-09-26 2021-11-24 Ｇｍｏインターネット株式会社 データ管理システム、情報処理装置、プログラム、及び、データ管理方法
US10769600B2 (en) 2016-09-26 2020-09-08 International Business Machines Corporation Cryptocurrency transactions using debit and credit values
CN106549749B (zh) 2016-12-06 2019-12-24 杭州趣链科技有限公司 一种基于加法同态加密的区块链隐私保护方法
US20180167198A1 (en) 2016-12-09 2018-06-14 Cisco Technology, Inc. Trust enabled decentralized asset tracking for supply chain and automated inventory management
EP3934203A1 (fr) 2016-12-30 2022-01-05 INTEL Corporation Stockage et traitement de données décentralisés pour dispositifs iot
CN106911470B (zh) * 2017-01-23 2020-07-07 北京航空航天大学 一种比特币交易隐私增强方法
CN106845960B (zh) 2017-01-24 2018-03-20 上海壹账通区块链科技有限公司 基于区块链的安全交易方法及系统
US11082418B2 (en) 2017-02-13 2021-08-03 Avalanche Cloud Corporation Privacy ensured brokered identity federation
CN107025602A (zh) 2017-02-24 2017-08-08 杭州象链网络技术有限公司 一种基于联盟链的金融资产交易系统构建方法
JP6961960B2 (ja) 2017-03-13 2021-11-05 ソニーグループ株式会社 情報処理装置および情報処理方法
JP6719410B2 (ja) 2017-03-17 2020-07-08 Kddi株式会社 生成装置、検証装置、及びプログラム
US11095432B2 (en) 2017-04-05 2021-08-17 Samsung Sds Co., Ltd. System for processing data based on blockchain and operating method thereof
US20180293576A1 (en) 2017-04-05 2018-10-11 Samsung Sds Co., Ltd. System for custom currency transaction based on blockchain and operating method thereof
GB201705621D0 (en) 2017-04-07 2017-05-24 Nchain Holdings Ltd Computer-implemented system and method
GB201705749D0 (en) 2017-04-10 2017-05-24 Nchain Holdings Ltd Computer-implemented system and method
GB201705858D0 (en) 2017-04-11 2017-05-24 Nchain Holdings Ltd Computer-implemented system and method
GB201706132D0 (en) 2017-04-18 2017-05-31 Nchain Holdings Ltd Computer-implemented system and method
US10320758B2 (en) 2017-04-25 2019-06-11 International Business Machines Corporation Cryptography using multi-factor key system and finite state machine
US10198949B2 (en) 2017-04-28 2019-02-05 Mastercard International Incorporated Method and system for parking verification via blockchain
US10560270B2 (en) 2017-05-03 2020-02-11 International Business Machines Corporation Optimal data storage configuration in a blockchain
GB201707168D0 (en) 2017-05-05 2017-06-21 Nchain Holdings Ltd Computer-implemented system and method
GB201707296D0 (en) 2017-05-08 2017-06-21 Nchain Holdings Ltd Computer-implemented system and method
US11165589B2 (en) 2017-05-11 2021-11-02 Shapeshift Ag Trusted agent blockchain oracle
CN107451175B (zh) 2017-05-23 2020-01-31 创新先进技术有限公司 一种基于区块链的数据处理方法及设备
CN107239951A (zh) 2017-06-07 2017-10-10 北京天德科技有限公司 一种基于第三代区块链的可扩展央行数字货币交易方法
EP3639469B1 (fr) 2017-06-14 2024-04-03 nChain Licensing AG Systèmes et procédés d'adressage de vulnérabilités liées à la sécurité provoquées par rapport à des canaux hors chaîne de bloc en cas de défaillances dans un réseau
GB201710283D0 (en) 2017-06-28 2017-08-09 Nchain Holdings Ltd Computer-implemented system and method
US10333710B2 (en) 2017-09-12 2019-06-25 Qed-It Systems Ltd. Method and system for determining desired size of private randomness using Tsallis entropy
TWI636411B (zh) 2017-09-13 2018-09-21 現代財富控股有限公司 對非區塊鏈節點提供交易不可否認性之系統及其方法
US10361870B2 (en) 2017-09-14 2019-07-23 The Toronto-Dominion Bank Management of cryptographically secure exchanges of data using permissioned distributed ledgers
CA3113389C (fr) 2017-09-29 2023-12-19 Leverage Rock Llc Confidentialite de transactions dans des systemes a registre distribue public
CN107679857B (zh) 2017-10-10 2021-04-27 马晶瑶 区块链的跨链交易方法和存储介质
CN108062671A (zh) 2017-11-03 2018-05-22 深圳市轱辘车联数据技术有限公司 数据交易方法、区块链节点服务器及数据提交终端
CN108418689B (zh) 2017-11-30 2020-07-10 矩阵元技术（深圳）有限公司 一种适合区块链隐私保护的零知识证明方法和介质
US11257077B2 (en) 2017-11-30 2022-02-22 Visa International Service Association Blockchain system for confidential and anonymous smart contracts
US10831764B2 (en) 2017-12-02 2020-11-10 International Business Machines Corporation Query processing and access control in a blockchain network
US11227284B2 (en) 2017-12-13 2022-01-18 Mastercard International Incorporated Method and system for consumer-initiated transactions using encrypted tokens
CN108282459B (zh) 2017-12-18 2020-12-15 中国银联股份有限公司 基于智能合约的数据传递方法及系统
US10896418B2 (en) 2017-12-29 2021-01-19 Ebay Inc. Secure management of data files using a blockchain
TWM561861U (zh) 2018-01-11 2018-06-11 網家金融科技股份有限公司 網路支付轉帳系統
US10388097B1 (en) 2018-01-29 2019-08-20 Accenture Global Solutions Limited Blockchain-based cryptologic ballot verification
US10373129B1 (en) 2018-03-05 2019-08-06 Winklevoss Ip, Llc System, method and program product for generating and utilizing stable value digital assets
US20210089676A1 (en) 2018-02-16 2021-03-25 Ecole Polytechnique Fédérale De Lausanne Epfl-Tto Methods and systems for secure data exchange
CN108512650B (zh) 2018-02-28 2021-03-09 南京思利华信息科技有限公司 面向区块链的动态哈希计算方法、装置、节点及存储介质
CN108320228A (zh) 2018-03-07 2018-07-24 物数（上海）信息科技有限公司 跨区块链资产交易方法、平台、设备及存储介质
CN108288159A (zh) 2018-03-07 2018-07-17 物数（上海）信息科技有限公司 基于多区块链的跨链交易方法、系统、设备及存储介质
US10708243B2 (en) 2018-04-24 2020-07-07 Capital One Services, Llc Message encryption using public keychains
US11159306B2 (en) 2018-04-24 2021-10-26 Duvon Corporation Autonomous exchange via entrusted ledger token and transaction management
CN108711105A (zh) 2018-05-16 2018-10-26 四川吉鼎科技有限公司 一种基于区块链的安全交易验证方法及系统
CN108764874B (zh) * 2018-05-17 2021-09-07 深圳前海微众银行股份有限公司 基于区块链的匿名转账方法、系统及存储介质
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
CN108876332B (zh) 2018-06-04 2020-09-22 清华大学 一种基于生物特征标记认证的区块链安全交易方法及装置
CN109003184A (zh) 2018-06-22 2018-12-14 中链科技有限公司 区块链资产管理方法及装置
US11032068B2 (en) * 2018-06-29 2021-06-08 International Business Machines Corporation Leakage-deterring encryption for message communication
US10917233B2 (en) 2018-10-16 2021-02-09 International Business Machines Corporation Selective exchange of transaction data
JP6956062B2 (ja) 2018-10-30 2021-10-27 株式会社Ｃｒｙｐｔｏ Ｇａｒａｇｅ 取引方法、プログラム、検証装置及び生成方法
US11240001B2 (en) 2018-11-06 2022-02-01 International Business Machines Corporation Selective access to asset transfer data
CN110326013A (zh) 2018-11-07 2019-10-11 阿里巴巴集团控股有限公司 在账户模型下支持公开交易和私有交易的区块链系统
CA3040601C (fr) 2018-11-27 2021-03-30 Alibaba Group Holding Limited Systeme et procede de protection d'information
CA3040791C (fr) 2018-11-27 2020-12-15 Alibaba Group Holding Limited Systeme et procede de protection de l'information
MX2019004357A (es) 2018-11-27 2019-08-05 Alibaba Group Holding Ltd Sistema y método para protección de la información.

Also Published As

Publication number Publication date
CN109937557B (zh) 2022-02-22
EP3549303B1 (fr) 2021-05-26
AU2018327218B2 (en) 2020-07-16
EP3866382A1 (fr) 2021-08-18
AU2018327218A1 (en) 2020-01-30
KR20200066257A (ko) 2020-06-09
WO2019072276A2 (fr) 2019-04-18
CA3040601C (fr) 2021-03-30
JP6724249B2 (ja) 2020-07-15
PL3549303T3 (pl) 2021-11-22
MY193900A (en) 2022-10-31
TWI706275B (zh) 2020-10-01
JP2019537744A (ja) 2019-12-26
RU2719423C1 (ru) 2020-04-17
US20200120074A1 (en) 2020-04-16
US20190268312A1 (en) 2019-08-29
PH12019500556A1 (en) 2019-12-16
US11277389B2 (en) 2022-03-15
WO2019072276A3 (fr) 2019-09-19
EP3549303A4 (fr) 2020-02-26
EP3866382B1 (fr) 2023-06-21
ES2875581T3 (es) 2021-11-10
BR112019007727A2 (pt) 2019-11-12
TW202020710A (zh) 2020-06-01
US11102184B2 (en) 2021-08-24
MX2019004202A (es) 2019-08-05
KR102170346B1 (ko) 2020-10-28
EP3549303A2 (fr) 2019-10-09
CN109937557A (zh) 2019-06-25
CA3040601A1 (fr) 2019-04-18
ZA201902470B (en) 2021-06-30

Similar Documents

Publication Publication Date Title
SG11201902778UA (en) System and method for information protection
SG11201903438TA (en) System and method for information protection
SG11201903425PA (en) System and method for information protection
SG11201903419WA (en) System and method for information protection
SG11201903566XA (en) Regulating blockchain confidential transactions
SG11201910095VA (en) Cross-asset trading within blockchain networks
SG11201906834SA (en) Achieving consensus among network nodes in a distributed system
SG11201906838QA (en) Data isolation in a blockchain network
SG11201903562QA (en) Recovering encrypted transaction information in blockchain confidential transactions
SG11201903528SA (en) Executing multi-party transactions using smart contracts
SG11201909630TA (en) Anti-replay attack authentication protocol
SG11201906846YA (en) Data isolation in a blockchain network
SG11201902773VA (en) System and method for information protection
SG11201908853YA (en) System and method for ending view change protocol
SG11201908982QA (en) Managing sensitive data elements in a blockchain network
SG11201903586SA (en) Blockchain data protection based on account note model with zero-knowledge proof
SG11201903553VA (en) Blockchain data protection using homomorphic encryption
SG11201906535WA (en) Performing a recovery process for a network node in a distributed system
SG11201903567VA (en) Managing private transactions on blockchain networks based on workflow
SG11201903478WA (en) A domain name management scheme for cross-chain interactions in blockchain systems
SG11201903533QA (en) Blockchain smart contract updates using decentralized decision
SG11201909091TA (en) Data isolation in blockchain networks
SG11201908651SA (en) Methods and devices for protecting sensitive data of transaction activity based on smart contract in blockchain
SG11201909948WA (en) Product promotion using smart contracts in blockchain networks
SG11201907346UA (en) Performing a change of primary node in a distributed system