Encryption key generating apparatus and computer program product

Number of patents in Portfolio can not be more than 2000

United States of America Patent

PATENT NO 9537653
APP PUB NO 20130156183A1
SERIAL NO

13710694

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Abstract

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According to an embodiment, an encryption key generating apparatus includes a converting unit to convert input data using a physically unclonable function and outputs output data; a memory to store a plurality of pattern data, each of which is a partial data in the output data indicated by one of a plurality of index data; a generating unit to generates an encryption key on the basis of the plural of index data; and a comparing unit to compare the output data with the plural of pattern data to detect plural of locations in the output data at which partial data similar to the plural of pattern data is present. The generating unit reproduces, as the plural of index data, the plural of locations detected by the comparing unit and reproduces the encryption key on the basis of the plural of index data that have been reproduced.

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Patent Owner(s)

  • KABUSHIKI KAISHA TOSHIBA

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Komano, Yuichi Kanagawa, JP 50 343
Ohta, Kazuo Tokyo, JP 25 1001
Sakiyama, Kazuo Tokyo, JP 13 278

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