Method and system for verifying a client request

(57) The system and method of approving execution of demanded action which was transmitted between the summary client and the server of a data processing system are shown. This method receives the message include the set of action, and includes carrying out the simulation of the execution of the set of the action. Liszt showing permissible action and the input which the user to action which carried out the simulation can define is defined. Subsequently, the input which the user to permissible action and permissible action can define is measured with action and the input which the user demanded. When the element in action which the user demanded, and an input is contained in Liszt of permissible action and an input, action and the input which the user demanded have execution approved.