The electronic device may invoke a host application. The device may display a first host user interface on the display, the first host user interface including a first host user interface component associated with a child application. In response, the device may invoke, using the host application, the child application executed at the electronic device. The device may transmit, using the host application, a request for data associated with a child user interface component to the child application. The device may transmit, using the child application, the request for data associated with the child user interface component to a child application server, wherein the data associated with the child user interface component is inaccessible by the host application. The device may receive, using the child application, the data associated with the child user interface component from the child application server. The device may display the child user interface component.