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:
Apr. 29, 2014
Filed:
Oct. 28, 2011
Yun-kyung Lee, Daejeon, KR;
Sin Hyo Kim, Daejeon, KR;
Byung Ho Chung, Daejeon, KR;
Hyeran Mun, Daejeon, KR;
Sang-woo Lee, Daejeon, KR;
Sokjoon Lee, Daejeon, KR;
Jung Yeon Hwang, Daejeon, KR;
Gun Tae Bae, Daejeon, KR;
Hyun Sook Cho, Daejeon, KR;
Yun-Kyung Lee, Daejeon, KR;
Sin Hyo Kim, Daejeon, KR;
Byung Ho Chung, Daejeon, KR;
Hyeran Mun, Daejeon, KR;
Sang-Woo Lee, Daejeon, KR;
Sokjoon Lee, Daejeon, KR;
Jung Yeon Hwang, Daejeon, KR;
Gun Tae Bae, Daejeon, KR;
Hyun Sook Cho, Daejeon, KR;
Electronics and Telecommunications Research Institute, Daejeon, KR;
Abstract
A content protection apparatus using a white-box encryption table includes: a random number generation unit for generating a random number; a white-box encryption table for encrypting the random number and user information provided from a user to generate an encrypted output value; and an operation unit for performing an operation between the encrypted output value and data inputted from an outside to encrypt or decrypt the data.