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.
Patent No.:
Date of Patent:
Jul. 29, 2025
Filed:
Nov. 17, 2020
Nec Corporation, Tokyo, JP;
Hiroto Tamiya, Tokyo, JP;
Toshiyuki Isshiki, Tokyo, JP;
NEC CORPORATION, Tokyo, JP;
Abstract
An information concealing system includes: an information concealing apparatus configured to generate a pseudo-random number, convert first information into first conversion information by using the pseudo-random number, and cause a concealment information generating unit to generate first concealment information capable to reconfigure the first information, based on the first conversion information; and an information reconfiguring apparatus configured to extract information related to a seed from the first concealment information, generate a reconfiguration-side pseudo-random number, based on the information related to the seed, convert input second information into second conversion information by using the reconfiguration-side pseudo-random number, and reconfigure the first information concealed as the first concealment information, based on the second conversion information and the first concealment information.