SECURELY METERING ADVERTISING IN DATA PROCESSING SYSTEMS

摘要

A user controlled data processing system is provided with a secure processing means (5) which has the ability to over ride the control of the system hardware by the resident operating system. Advertising display data (116) can be securely inserted into the display area (114) of the data processing system. Secure processing means (5) also has the ability to take over control of input devices (110-113) thereby ensuring that the user will interact with the displayed advertising data (116). Graphic user interface (GUI) methods utilizing this system are also described.