APPLICATION EXECUTION DEVICE AND METHOD AND PROGRAM THEREOF

摘要

PROBLEM TO BE SOLVED: To provide an application execution device, method and program for making it unnecessary to perform the complicate setting of an API hook condition.SOLUTION: An application execution device includes: a memory in which data are stored; a shadow memory in which a taint indicating that the data stored in the memory are data to be protected is stored; API(Application Programming Interface) hook means for executing an API hook when an API hook condition is satisfied; and taint information propagation means for propagating the taint corresponding to the data in the case of processing the data stored in the memory. The API hook condition includes a condition that the taint is stored in the shadow memory corresponding to data to be processed.