Methods and systems are provided for a transportation vehicle. One method includes assigning, by a processor, a host name for a portable computing device, configured to operate as an application server on an aircraft; providing a security certificate to the portable computing device; requesting, by the portable computing device, a secured, first network connection from an in-flight entertainment (IFE) system that interfaces with a plurality of devices on the aircraft via a second network connection; validating, by the IFE system the security certificate, and the host name; assigning, by the IFE system, a network access address to the portable computing device; mapping, by the IFE system, the network access address to the host name; and establishing the secured first network connection between the portable computing device and the IFE system.