| 摘要 |
The invention relates to a method for protecting the program flow during sub-program calls. Known methods for protecting data contract the evaluation of data by specific interruption of the program, do not however offer any effective protection for modular programs, especially with regard to sub-program calls. According to the invention, the requested program therefor checks the data communicated directly or indirectly by the requesting program before or during the execution of the program. |
