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:
Sep. 22, 2020

Filed:

Aug. 31, 2017
Applicant:

Fujitsu Limited, Kawasaki-shi, Kanagawa, JP;

Inventors:

Takanori Hamano, Yokohama, JP;

Seiji Kurimoto, Yokohama, JP;

Yumiko Yamagata, Kawasaki, JP;

Yoko Miura, Kawasaki, JP;

Yoshimi Yufu, Narita, JP;

Satoshi Wakabayashi, Yokohama, JP;

Yoriko Yamada, Mishima, JP;

Assignee:

FUJITSU LIMITED, Kawasaki, JP;

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G06F 21/62 (2013.01); G06F 21/10 (2013.01); H04L 29/06 (2006.01);
U.S. Cl.
CPC ...
G06F 21/6218 (2013.01); G06F 21/10 (2013.01); G06F 2221/033 (2013.01); G06F 2221/2103 (2013.01); G06F 2221/2107 (2013.01); H04L 63/0428 (2013.01);
Abstract

A non-transitory computer-readable storage medium storing a control program that causes a computer to execute a process including receiving specified information generated in response to reception of an acquisition request of data from a terminal device that decrypts an encrypted data corresponding to the data, and identification information on the terminal device, determining whether or not the specified information is stored, in a storage unit, in association with the received identification information on the terminal device that has sent the acquisition request, the storage unit storing the specified information to be generated in association with the identification information on a terminal device for which a data acquisition is permitted for each of the plurality of pieces of data, and transmitting information that permits decryption of the encrypted data corresponding to the data to the terminal device when the specified information is stored in association with the received identification information.


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