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:
Oct. 30, 2018

Filed:

Apr. 24, 2015
Applicant:

Fujitsu Limited, Kawasaki-shi, Kanagawa, JP;

Inventor:

Yasuo Noguchi, Kawasaki, JP;

Assignee:

FUJITSU LIMITED, Kawasaki, JP;

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H04L 29/06 (2006.01); H04L 29/08 (2006.01); G06F 21/60 (2013.01);
U.S. Cl.
CPC ...
H04L 63/061 (2013.01); G06F 21/606 (2013.01); H04L 63/0428 (2013.01); H04L 63/12 (2013.01); H04L 67/2842 (2013.01);
Abstract

A first communication device determines whether an encryption key is stored in a first memory in association with an identifier of data requested to transmit, and transmits the identifier of data requested to transmit and the encryption key associated therewith to a second communication device, when it is determined that the encryption key is stored in the first memory in association with the identifier of data requested to transmit. The second communication device determines whether encrypted data is stored in a second memory in association with the identifier contained in data received from the first communication device, decodes, when it is determined that the encrypted data is stored in the second memory in association with the identifier contained in the received data, the encrypted data with the encryption key contained in the received data, and outputs the decoded data.


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