1. A method for implementing a process under a superuser privilege within a computing device, the method comprising: loading a monitor function library for monitoring an executable function when the process acquires the superuser privilege; when it is detected that the process runs the executable function, suspending, by the monitor function library, the running of the executable function, and outputting process monitoring information; and invoking a system function library to perform the executable function the process runs if a feedback to the process monitoring information from a user indicates that it is allowable to perform the executable function.