JPWO2022123795A1 - - Google Patents

Info

Publication number
JPWO2022123795A1
JPWO2022123795A1 JP2022568031A JP2022568031A JPWO2022123795A1 JP WO2022123795 A1 JPWO2022123795 A1 JP WO2022123795A1 JP 2022568031 A JP2022568031 A JP 2022568031A JP 2022568031 A JP2022568031 A JP 2022568031A JP WO2022123795 A1 JPWO2022123795 A1 JP WO2022123795A1
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.)
Granted
Application number
JP2022568031A
Other versions
JP7500771B2 (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 JPWO2022123795A1 publication Critical patent/JPWO2022123795A1/ja
Application granted granted Critical
Publication of JP7500771B2 publication Critical patent/JP7500771B2/ja
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • G—PHYSICS
    • G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09C—CIPHERING OR DECIPHERING APPARATUS FOR CRYPTOGRAPHIC OR OTHER PURPOSES INVOLVING THE NEED FOR SECRECY
    • G09C1/00—Apparatus or methods whereby a given sequence of signs, e.g. an intelligible text, is transformed into an unintelligible sequence of signs by transposing the signs or groups of signs or by replacing them by others according to a predetermined system
    • 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
    • H04L9/321—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 a third party or a trusted authority
    • H04L9/3213—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 a third party or a trusted authority using tickets or tokens, e.g. Kerberos
    • 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
    • H04L2209/00—Additional information or applications relating to cryptographic mechanisms or cryptographic arrangements for secret or secure communication H04L9/00
    • H04L2209/42—Anonymization, e.g. involving pseudonyms

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Security & Cryptography (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • Storage Device Security (AREA)
JP2022568031A 2020-12-11 2020-12-11 サービス提供システム Active JP7500771B2 (ja)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/JP2020/046433 WO2022123795A1 (ja) 2020-12-11 2020-12-11 サービス提供システム

Publications (2)

Publication Number Publication Date
JPWO2022123795A1 true JPWO2022123795A1 (ja) 2022-06-16
JP7500771B2 JP7500771B2 (ja) 2024-06-17

Family

ID=81974329

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2022568031A Active JP7500771B2 (ja) 2020-12-11 2020-12-11 サービス提供システム

Country Status (5)

Country Link
US (1) US20230370252A1 (ja)
EP (1) EP4261809A4 (ja)
JP (1) JP7500771B2 (ja)
CN (1) CN116830181A (ja)
WO (1) WO2022123795A1 (ja)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US11930074B2 (en) * 2021-10-26 2024-03-12 King Fahd University Of Petroleum And Minerals Content distribution over a network

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2011248711A (ja) * 2010-05-28 2011-12-08 Nomura Research Institute Ltd 秘密分散によるデータ管理システム
JP5727353B2 (ja) * 2011-11-17 2015-06-03 Kddi株式会社 情報収集システム、通信装置及びプログラム
EP2688264B1 (en) 2012-07-16 2016-08-24 Alcatel Lucent Method and apparatus for privacy protected clustering of user interest profiles
US9264407B2 (en) * 2014-04-03 2016-02-16 Palo Alto Research Center Incorporated Computer-implemented system and method for establishing distributed secret shares in a private data aggregation scheme
GB2530726B (en) * 2014-09-25 2016-11-02 Ibm Distributed single sign-on

Also Published As

Publication number Publication date
EP4261809A4 (en) 2024-08-21
WO2022123795A1 (ja) 2022-06-16
US20230370252A1 (en) 2023-11-16
JP7500771B2 (ja) 2024-06-17
EP4261809A1 (en) 2023-10-18
CN116830181A (zh) 2023-09-29

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