Patents by Inventor Li Lu Xin

Li Lu Xin has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Patent number: 10635812
    Abstract: A method and apparatus are disclosed for identifying malicious software in the technical field of computers. The method includes: obtaining, according to a source code of to-be-detected software, a function call diagram of the software; generating a feature sequence of the software according to the function call diagram, the feature sequence including an eigenvalue of at least one feature, the feature being a function in a preset function library, and the eigenvalue of the feature being a quantity of times of calling of the function by the software; and identifying whether the software is malicious software according to the feature sequence and a random forest, the random forest including at least one decision tree, and the decision tree including reference eigenvalues of multiple features. The apparatus includes: an obtaining module, a generation module, and an identification module. The present disclosure may improve identification accuracy.
    Type: Grant
    Filed: December 7, 2017
    Date of Patent: April 28, 2020
    Assignee: TENCENT TECHNOLOGY (SHENZHEN) COMPANY LIMITED
    Inventors: Xu Hao, Yang Yi, Yu Tao, Li Lu Xin
  • Publication number: 20180096146
    Abstract: A method and apparatus are disclosed for identifying malicious software in the technical field of computers. The method includes: obtaining, according to a source code of to-be-detected software, a function call diagram of the software; generating a feature sequence of the software according to the function call diagram, the feature sequence including an eigenvalue of at least one feature, the feature being a function in a preset function library, and the eigenvalue of the feature being a quantity of times of calling of the function by the software; and identifying whether the software is malicious software according to the feature sequence and a random forest, the random forest including at least one decision tree, and the decision tree including reference eigenvalues of multiple features. The apparatus includes: an obtaining module, a generation module, and an identification module.
    Type: Application
    Filed: December 7, 2017
    Publication date: April 5, 2018
    Applicant: Tencent Technology (Shenzhen) Company Limited
    Inventors: Xu Hao, Yang Yi, Yu Tao, Li Lu Xin