A method and apparatus in a computing platform located in an vehicle for restricting access to a plurality of software components, wherein the plurality of software components are used to interface with a plurality of devices located within the vehicle. A request is received from an application for a software component, wherein the request includes a data structure, wherein the software component is a requested software component. A determination is made as to whether the requested software component is present within the plurality of software components. An access level for the application is identified and a result is returned to the application based on whether the requested software component is present in the plurality of software components and based on the access level identified for the application.