Patent Document ID: 9177141
Application ID: 13817577
Patent Flag: 1

Claim One:
1. An active defense method based on cloud security, comprising: recording a black/white list in a database, which black/white list including different program features and corresponding program behaviors; receiving at least one program behavior and a program feature of a program from a client; comparing the received program feature/program behavior with the recorded program feature/program behavior in the database, and making a determination on the program based on the comparison result; feeding back the determination result to the client; wherein, said method further comprising based on the program features and the corresponding program behaviors thereof in the black/white list, performing an analysis of unknown program features and program behaviors of a first program and a second program to update the black/white list comprising establishing an associated relationship between the first program and the second program based on their program features and their program behaviors; when a program behavior of the first program is included into the black/white list, updating the black/white list by: adding a program feature of the first program that corresponds to the program behavior of the first program to the black/white list, and adding a program behavior and a program feature of the second program into the black/white list based on the associated relationship between the first program and the second program; and/or when a program feature of the first program is included into the black/white list, updating the black/white list by: adding a program behavior of the first program that corresponds to the program feature of the first program to the black/white list, and adding the program behavior and the program feature of the second program to the black/white list based on the associated relationship between the first program and the second program.