Patent ID: 11921874
Assignee: LINE PLUS CORPORATION
Field: Computer technology (Electrical engineering)
Classification: CPC G | IPC G

Claim 13:
14. A file protection method of a computer apparatus including at least one processor, the file protection method comprising:
loading, by the at least one processor, a first class group among a plurality of class groups to a memory, the plurality of class groups being included in a package file, the first class group including a first loading code;
restoring, by the at least one processor, an encrypted second class group among the plurality of class groups on the memory using the first loading code, the second class group including a second loading code;
designating, by the at least one processor, executable file information corresponding to the second class group to be recognizable by a class loader of the computer apparatus using the first loading code;
restoring, by the at least one processor, an encrypted third class group among the plurality of class groups on the memory using the second loading code; and
designating, by the at least one processor, executable file information corresponding to the third class group to be recognizable by the class loader of the computer apparatus using the second loading code.