[PROBLEMS] To limit execution of a predetermined command called from a content. [MEANS FOR SOLVING PROBLEMS] An information providing system includes processing means which receives a command execution request together with a command identifier and a request source domain identifier from an external terminal device (S30), reads out an entity of the command correlated with a combination of the received command identifier and the received domain identifier from storage means (S32), and executes the command according to the entity of the command which has been read out (S34).