The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.

The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.

Date of Patent:
Apr. 11, 2023

Filed:

Aug. 26, 2021
Applicant:

Kabushiki Kaisha Toshiba, Tokyo, JP;

Inventors:

Tomoko Yonemura, Kawasaki Kanagawa, JP;

Tsukasa Omino, Tokyo, JP;

Yoshikazu Hanatani, Tokyo, JP;

Taihei Yamaguchi, Chigasaki Kanagawa, JP;

Misaki Komatsu, Yokohama Kanagawa, JP;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H04L 9/40 (2022.01);
U.S. Cl.
CPC ...
H04L 63/0421 (2013.01); H04L 63/0435 (2013.01); H04L 63/0876 (2013.01);
Abstract

In a case where data is provided to a plurality of third parties, an embodiment of the present invention provides a method and the like for checking the consent and disclosure history of disclosure to the third parties while also reducing the disadvantages from a data leak. An information processing method according to an embodiment of the present invention includes writing, to a blockchain, a consent record indicating a consent with respect to the handling of data and a related party related to the consent or the data. In the case where executing the handling in the consent record would allow the data to be usable by a third party that is neither the executing party executing the handling nor the related party, the consent record is written such that the identifier is changed to a different identifier uniquely corresponding to the third party.


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