Title:
分散プラットフォームで協調計算を実施する間のデータプライバシーを管理する方法およびシステム
Document Type and Number:
Japanese Patent JP7340059
Kind Code:
B2
Abstract:
To provide a method and system for managing data privacy while cooperative calculation is carried out in distributed platforms.SOLUTION: A distributed platform creates one or a plurality of groups of one or a plurality of participant data proprietors in a cooperative calculation by a protected shared data structure, creates a balance between desired data privacy and usefulness, with each of the created one or plurality of groups associated with calculation technology as raw, noise-added or encrypted process on the basis of the reliability level associated with the group, identifies a sequence of sharing data between a pair of participant data proprietors in each of the one or plurality of groups, and encrypts one calculation result within the one or plurality of groups. The distributed platform further provides an encryption key to each of the one or plurality of participant data proprietors in each of the one or plurality of groups in order for accessing the encrypted calculation result.SELECTED DRAWING: Figure 6
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Inventors:
Saied Kasif Shaukato
Sanjana Pai Nagarmat
Sanjana Pai Nagarmat
Application Number:
JP2022044982A
Publication Date:
September 06, 2023
Filing Date:
March 22, 2022
Export Citation:
Assignee:
株式会社日立製作所
International Classes:
G09C1/00; G06F21/62
Domestic Patent References:
| JP6803598B1 | ||||
| JP2020003988A | ||||
| JP2020109592A | ||||
| JP2001243229A |
Foreign References:
| US20160036860 | ||||
| US20170032401 | ||||
| CN113127916A |
Attorney, Agent or Firm:
Seiryo Patent Attorneys Corporation