SG11201906830XA - Verifying integrity of data stored in a consortium blockchain using a public sidechain - Google Patents

Verifying integrity of data stored in a consortium blockchain using a public sidechain

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Publication number
SG11201906830XA
SG11201906830XA SG11201906830XA SG11201906830XA SG11201906830XA SG 11201906830X A SG11201906830X A SG 11201906830XA SG 11201906830X A SG11201906830X A SG 11201906830XA SG 11201906830X A SG11201906830X A SG 11201906830XA SG 11201906830X A SG11201906830X A SG 11201906830XA
Authority
SG
Singapore
Prior art keywords
data
international
data item
signed
building
Prior art date
Application number
SG11201906830XA
Inventor
Long Cheng
Yanpeng Li
Zhiyuan Feng
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 SG11201906830XA publication Critical patent/SG11201906830XA/en

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    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; 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 OR CALCULATING; 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
    • G06F21/602—Providing cryptographic facilities or services
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; 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
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; 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
    • G06F21/6236—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 between heterogeneous systems
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; 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
    • G06F21/645—Protecting data integrity, e.g. using checksums, certificates or signatures using a third party
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; 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
    • G06Q20/08—Payment architectures
    • G06Q20/10—Payment architectures specially adapted for electronic funds transfer [EFT] systems; specially adapted for home banking systems
    • 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
    • H04L9/0618—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
    • H04L9/06—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
    • H04L9/32—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

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Security & Cryptography (AREA)
  • Theoretical Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • General Health & Medical Sciences (AREA)
  • Computer Hardware Design (AREA)
  • General Engineering & Computer Science (AREA)
  • Bioethics (AREA)
  • Health & Medical Sciences (AREA)
  • Software Systems (AREA)
  • Business, Economics & Management (AREA)
  • Accounting & Taxation (AREA)
  • Finance (AREA)
  • Power Engineering (AREA)
  • Development Economics (AREA)
  • Economics (AREA)
  • Strategic Management (AREA)
  • General Business, Economics & Management (AREA)
  • Databases & Information Systems (AREA)
  • Information Retrieval, Db Structures And Fs Structures Therefor (AREA)
  • Management, Administration, Business Operations System, And Electronic Commerce (AREA)
  • Financial Or Insurance-Related Operations Such As Payment And Settlement (AREA)
  • Storage Device Security (AREA)

Abstract

WO /07 230 1 A2 (12) INTERNATIONAL APPLICATION PUBLISHED UNDER THE PATENT COOPERATION TREATY (PCT) (19) World Intellectual Property Organization International Bureau (43) International Publication Date 18 April 2019 (18.04.2019) WIPO I PCT 111111111111110111111111111111101111101001111111111111111111111111101111111011110111111 (10) International Publication Number WO 2019/072301 A2 400 302 Cmsortan Netiort St I 405 - calve newly star 410 Cr Pt, 1 , , dr4 a 'a ‘ t ' divot 1 (51) International Patent Classification: Not classified (21) International Application Number: PCT/CN2018/122559 (22) International Filing Date: 21 December 2018 (21.12.2018) (25) Filing Language: English (26) Publication Language: English (71) Applicant: ALIBABA GROUP HOLDING LIMITED [—/CN]; Fourth Floor, One Capital Place, P.O. BOX 847, George Town, Grand Cayman (KY). (72) Inventors: CHENG, Long; Alibaba Group Legal Depart- ment 5/F, Building 3, No.969 West Wen Yi Road, Yu Hang District, Hangzhou, Zhejiang 311121 (CN). LI, Yanpeng; Alibaba Group Legal Department 5/F, Building 3, No.969 West Wen Yi Road, Yu Hang District, Hangzhou, Zhejiang 311121 (CN). FENG, Zhiyuan; Alibaba Group Legal De- partment 5/F, Building 3, No.969 West Wen Yi Road, Yu Hang District, Hangzhou, Zhejiang 311121 (CN). (74) Agent: BEIJING BESTIPR INTELLECTUAL PROP- ERTY LAW CORPORATION; Room 409, Tower B, Ka With Building, No. 9 Shangdi 3rd Street, Haidian District, Beijing 100085 (CN). (81) Designated States (unless otherwise indicated, for every kind of national protection available): AE, AG, AL, AM, AO, AT, AU, AZ, BA, BB, BG, BH, BN, BR, BW, BY, BZ, CA, CH, CL, CN, CO, CR, CU, CZ, DE, DJ, DK, DM, DO, DZ, EC, EE, EG, ES, FI, GB, GD, GE, GH, GM, GT, HN, HR, HU, ID, IL, IN, IR, IS, JO, JP, KE, KG, KH, KN, KP, KR, KW, KZ, LA, LC, LK, LR, LS, LU, LY, MA, MD, ME, MG, MK, MN, MW, MX, MY, MZ, NA, NG, NI, NO, NZ, OM, PA, PE, PG, PH, PL, PT, QA, RO, RS, RU, RW, SA, SC, SD, SE, SG, SK, SL, SM, ST, SV, SY, TH, TJ, TM, TN, TR, TT, TZ, UA, UG, US, UZ, VC, VN, ZA, ZM, ZW. (84) Designated States (unless otherwise indicated, for every kind of regional protection available): ARIPO (BW, GH, GM, KE, LR, LS, MW, MZ, NA, RW, SD, SL, ST, SZ, TZ, UG, ZM, ZW), Eurasian (AM, AZ, BY, KG, KZ, RU, TJ, TM), European (AL, AT, BE, BG, CH, CY, CZ, DE, DK, EE, ES, FI, FR, GB, GR, HR, HU, 1E, IS, IT, LT, LU, LV, MC, MK, MT, NL, NO, PL, PT, RO, RS, SE, SI, SK, SM, TR), OAPI (BF, BJ, CF, CG, CI, CM, GA, GN, GQ, GW, KM, ML, MR, NE, SN, TD, TG). (54) Title: VERIFYING INTEGRITY OF DATA STORED IN A CONSORTIUM BLOCKCHAIN USING A PUBLIC SIDECHAIN (57) : Implementations of the present specification include stor- ing a data item in a consortium blockchain; generating a first data digest based on the stored data item; sending the first data digest to verification nodes to cryptographically signs it and stores the signed first data digest 316 330 352 in a public blockchain; receiving a request to retrieve the stored data item; retrieving the requested data item from the consortium blockchain; gen- Pdic erating a second data digest based on the retrieved data item; sending the loch. ketaarx second data digest to verification nodes so that each verification node signs the second data digest; receiving the signed second data digests from the plurality of verification nodes; retrieving the signed first data digests from the public blockchain; determining that the signed first data digests match the signed second data digests; and sending a response indicating the stored data item is unchanged to the request to retrieve the stored data item. P.equest vent,:diLil of 31.1406; .1* dab I 4 7 5 e key Stow gnat op 5&sdechain 430 FIG. 4 [Continued on next page] WO 2019/072301 A2 111111 11111111 01110101111111101H0 1 001 II II III IIIII 1111111111 0 II 111110111111111111 Published: upon request of the applicant, before the expiration of the time limit referred to in Article 21(2)(a) without international search report and to be republished upon receipt of that report (Rule 48.2(g))
SG11201906830XA 2018-12-21 2018-12-21 Verifying integrity of data stored in a consortium blockchain using a public sidechain SG11201906830XA (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/CN2018/122559 WO2019072301A2 (en) 2018-12-21 2018-12-21 Verifying integrity of data stored in a consortium blockchain using a public sidechain

Publications (1)

Publication Number Publication Date
SG11201906830XA true SG11201906830XA (en) 2019-08-27

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US (2) US10552641B2 (en)
EP (2) EP3849133B1 (en)
JP (1) JP6690066B2 (en)
KR (1) KR102153845B1 (en)
CN (1) CN111566649B (en)
ES (1) ES2870657T3 (en)
PH (1) PH12019501741A1 (en)
PL (1) PL3571825T3 (en)
SG (1) SG11201906830XA (en)
TW (1) TWI714179B (en)
WO (1) WO2019072301A2 (en)

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EP3571825A4 (en) 2020-01-01
US20190278944A1 (en) 2019-09-12
JP2020511809A (en) 2020-04-16
US20200175207A1 (en) 2020-06-04
EP3849133A1 (en) 2021-07-14
CN111566649B (en) 2023-06-27
EP3571825B1 (en) 2021-03-10
PH12019501741A1 (en) 2020-06-01
WO2019072301A2 (en) 2019-04-18
TW202025664A (en) 2020-07-01
JP6690066B2 (en) 2020-04-28
WO2019072301A3 (en) 2019-10-31
TWI714179B (en) 2020-12-21
KR102153845B1 (en) 2020-09-09
EP3849133B1 (en) 2022-07-13
KR20200079218A (en) 2020-07-02
CN111566649A (en) 2020-08-21
PL3571825T3 (en) 2021-08-16
US10552641B2 (en) 2020-02-04
ES2870657T3 (en) 2021-10-27
EP3571825A2 (en) 2019-11-27
US10691835B1 (en) 2020-06-23

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