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.

Date of Patent:
Aug. 13, 2019

Filed:

Aug. 17, 2016
Applicant:

Baidu Online Network Technology (Beijing) Co., Ltd., Beijing, CN;

Inventors:

Guiming Wang, Beijing, CN;

Chenfu Bao, Beijing, CN;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G06F 21/14 (2013.01); G06F 9/455 (2018.01);
U.S. Cl.
CPC ...
G06F 21/14 (2013.01); G06F 9/45504 (2013.01);
Abstract

A method and apparatus for preventing an application from being deciphered are provided. In an embodiment of the method first virtual machine instructions corresponding to the application and to be parsed by a first virtual machine are obtained; a portion of the first virtual machine instructions is selected, and the portion of the first virtual machine instructions is converted into second virtual machine instructions to be parsed by a second virtual machine; and an executable file corresponding to the application is generated based on unconverted first virtual machine instructions in the first virtual machine instructions and on the second virtual machine instructions.


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