Abstract: A retail payment, advertising, and content switching system and method are disclosed. According to one embodiment, a secure content source or a non-secure content source is allowed to drive a customer user interface, respectively, without compromising security requirements. The content may be video, audio, prompts, or any other type of content. A secure controller is provided to control one or more user input devices and a user interface access module to control whether a secure source or a non-secure source drives the user interface, depending on the security mode of the system. The secure controller, the user interface access module, and the customer input devices are provided in an anti-tampering module. The secure controller prevents the non-secure source from providing unauthorized prompts on the customer user interface to “fake out” the customer so that sensitive customer information is not passed “in the clear.

Abstract: A retail payment, advertising, and content switching system and method are disclosed. According to one embodiment, a secure content source or a non-secure content source is allowed to drive a customer user interface, respectively, without compromising security requirements. The content may be video, audio, prompts, or any other type of content. A secure controller is provided to control one or more user input devices and a user interface access module to control whether a secure source or a non-secure source drives the user interface, depending on the security mode of the system. The secure controller, the user interface access module, and the customer input devices are provided in an anti-tampering module. The secure controller prevents the non-secure source from providing unauthorized prompts on the customer user interface to “fake out” the customer so that sensitive customer information is not passed “in the clear.