JPWO2022064571A1 - - Google Patents

Info

Publication number
JPWO2022064571A1
JPWO2022064571A1 JP2022551472A JP2022551472A JPWO2022064571A1 JP WO2022064571 A1 JPWO2022064571 A1 JP WO2022064571A1 JP 2022551472 A JP2022551472 A JP 2022551472A JP 2022551472 A JP2022551472 A JP 2022551472A JP WO2022064571 A1 JPWO2022064571 A1 JP WO2022064571A1
Authority
JP
Japan
Legal status (The legal status 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 status listed.)
Withdrawn
Application number
JP2022551472A
Other versions
JPWO2022064571A5 (ja
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 filed Critical
Publication of JPWO2022064571A1 publication Critical patent/JPWO2022064571A1/ja
Publication of JPWO2022064571A5 publication Critical patent/JPWO2022064571A5/ja
Withdrawn legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F16/00—Information retrieval; Database structures therefor; File system structures therefor
    • G06F16/10—File systems; File servers
    • G06F16/18—File system types
    • G06F16/182—Distributed file systems
    • G06F16/1834—Distributed file systems implemented based on peer-to-peer networks, e.g. gnutella
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F16/00—Information retrieval; Database structures therefor; File system structures therefor
    • G06F16/20—Information retrieval; Database structures therefor; File system structures therefor of structured data, e.g. relational data
    • G06F16/23—Updating
    • G06F16/2379—Updates performed during online database operations; commit processing
    • 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)
  • Theoretical Computer Science (AREA)
  • Databases & Information Systems (AREA)
  • Computer Security & Cryptography (AREA)
  • Data Mining & Analysis (AREA)
  • Physics & Mathematics (AREA)
  • General Engineering & Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Information Retrieval, Db Structures And Fs Structures Therefor (AREA)
JP2022551472A 2020-09-23 2020-09-23 Withdrawn JPWO2022064571A1 (ja)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/JP2020/035843 WO2022064571A1 (ja) 2020-09-23 2020-09-23 制御方法、制御プログラム、および情報処理装置

Publications (2)

Publication Number Publication Date
JPWO2022064571A1 true JPWO2022064571A1 (ja) 2022-03-31
JPWO2022064571A5 JPWO2022064571A5 (ja) 2023-03-14

Family

ID=80844570

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2022551472A Withdrawn JPWO2022064571A1 (ja) 2020-09-23 2020-09-23

Country Status (4)

Country Link
US (1) US20230205762A1 (ja)
EP (1) EP4221075A4 (ja)
JP (1) JPWO2022064571A1 (ja)
WO (1) WO2022064571A1 (ja)

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107423426B (zh) 2017-08-02 2020-06-02 众安信息技术服务有限公司 一种区块链块数据的数据归档方法及电子设备
US10404455B2 (en) * 2017-09-01 2019-09-03 Accenture Global Solutions Limited Multiple-phase rewritable blockchain
US11416475B2 (en) * 2018-10-19 2022-08-16 Adobe Inc. Block quantity reduction in distributed ledgers
EP3887995A1 (en) * 2018-11-28 2021-10-06 Telefonaktiebolaget Lm Ericsson (Publ) Method and system for reducing the size of a blockchain

Also Published As

Publication number Publication date
WO2022064571A1 (ja) 2022-03-31
EP4221075A4 (en) 2023-11-15
EP4221075A1 (en) 2023-08-02
US20230205762A1 (en) 2023-06-29

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Legal Events

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A521 Request for written amendment filed

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Effective date: 20221228

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A761 Written withdrawal of application

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Effective date: 20240129