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:
Nov. 29, 2016
Filed:
Aug. 08, 2014
Samsung Electronics Co., Ltd., Gyeonggi-do, KR;
Snu R&db Foundation, Seoul, KR;
Kyunghee Lee, Gyeonggi-do, KR;
Junghee Cheon, Seoul, KR;
Eunyoung Kwon, Seoul, KR;
Bumhan Kim, Gyeonggi-do, KR;
Jinsu Kim, Seoul, KR;
Hongtae Kim, Chungcheongbuk-do, KR;
Hansol Ryu, Seoul, KR;
Hyunsook Hong, Seoul, KR;
Samsung Electronics Co., Ltd, , KR;
SNU R&DB Foundation, , KR;
Abstract
A data protection method and apparatus that can protect data through encryption using a Boolean function is provided. The data protection method includes applying an inverse affine transformation to data to be encrypted using a Boolean function; applying round operations of an Advanced Encryption Standard (AES) cryptographic algorithm to the inverse-affine transformed data; and producing ciphertext data by applying an affine transformation to the result of the round operations.