JP2023544198A5 - - Google Patents

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Publication number
JP2023544198A5
JP2023544198A5 JP2023521063A JP2023521063A JP2023544198A5 JP 2023544198 A5 JP2023544198 A5 JP 2023544198A5 JP 2023521063 A JP2023521063 A JP 2023521063A JP 2023521063 A JP2023521063 A JP 2023521063A JP 2023544198 A5 JP2023544198 A5 JP 2023544198A5
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Japan
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lwe
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JP2023521063A
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Japanese (ja)
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JP2023544198A (ja
JP7700851B2 (ja
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Priority claimed from PCT/US2021/053415 external-priority patent/WO2022076327A1/en
Publication of JP2023544198A publication Critical patent/JP2023544198A/ja
Publication of JP2023544198A5 publication Critical patent/JP2023544198A5/ja
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JP2023521063A 2020-10-05 2021-10-04 分散型マルチ権限属性ベース暗号 Active JP7700851B2 (ja)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US202063087866P 2020-10-05 2020-10-05
US63/087,866 2020-10-05
PCT/US2021/053415 WO2022076327A1 (en) 2020-10-05 2021-10-04 Decentralized multi-authority attribute-based encryption

Publications (3)

Publication Number Publication Date
JP2023544198A JP2023544198A (ja) 2023-10-20
JP2023544198A5 true JP2023544198A5 (https=) 2024-08-15
JP7700851B2 JP7700851B2 (ja) 2025-07-01

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JP2023521063A Active JP7700851B2 (ja) 2020-10-05 2021-10-04 分散型マルチ権限属性ベース暗号

Country Status (4)

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US (1) US12238212B2 (https=)
EP (1) EP4226575B1 (https=)
JP (1) JP7700851B2 (https=)
WO (1) WO2022076327A1 (https=)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20230016859A1 (en) * 2020-07-13 2023-01-19 Inpher, Inc. Multi-Pivot Partial Quicksort and Oblivious Comparisons of Secret Shared Arithmetic Values in a Multi-Party Computing Setting
US12375286B2 (en) * 2021-01-06 2025-07-29 Ntt Research, Inc. Decentralized multi-authority attribute-based encryption from bilinear diffie-hellman assumptions
JP7691400B2 (ja) * 2022-09-28 2025-06-11 Kddi株式会社 暗号化装置、暗号化方法及び暗号化プログラム
WO2025212723A1 (en) * 2024-04-02 2025-10-09 Ntt Research, Inc. Reduced-size ciphertext compatible with pre-existing attribute-based encryption schemes
CN119519962A (zh) * 2024-11-18 2025-02-25 中国移动紫金(江苏)创新研究院有限公司 跨链数据传输方法及系统
CN119652608B (zh) * 2024-12-06 2025-10-10 东南大学 具有非单调访问控制结构的多客户端求交函数加密方法、存储介质及设备

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20100185861A1 (en) * 2009-01-19 2010-07-22 Microsoft Corporation Anonymous key issuing for attribute-based encryption
JP6305638B2 (ja) * 2015-04-07 2018-04-04 三菱電機株式会社 暗号システム及び鍵生成装置
JP6700797B2 (ja) * 2016-01-13 2020-05-27 日本放送協会 鍵生成装置、中間暗号化装置、委託暗号化装置、復号装置およびそれらのプログラム、ならびに、個人情報保護システム
US11140141B2 (en) * 2017-09-18 2021-10-05 Fiske Software Llc Multiparty key exchange

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