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:
Aug. 11, 2020
Filed:
Feb. 02, 2018
Line Corporation, Shinjuku-Ku, Tokyo, JP;
SangHun Jeon, Seongnam-si, KR;
Dongpil Seo, Seongnam-si, KR;
Sungbeom Ahn, Seongnam-si, KR;
Kwang-Hee Han, Seongnam-si, KR;
Wang Jin Oh, Seongnam-si, KR;
Seong Yeol Lim, Seongnam-si, KR;
Line Corporation, Tokyo, JP;
Abstract
Provided is a method and system for code obfuscation of an application. A method configured as a computer may include receiving an application program package that includes an intermediate language (IL) code generated by compiling code for an application including a plurality of classes and a plurality of methods as a dex file over a network, selecting a protection target class or a protection target method from among the plurality of classes and the plurality of methods, encrypting the selected protection target class or the selected protection target method by retrieving and encrypting an IL code corresponding to the selected protection target class or the selected protection target method from the dex file, and adding decryption information for decrypting the encrypted protection target class or the encrypted protection target method to a secure module that is further included in the application program package.