An engine gateway for a gas turbine engine of an aircraft , the engine gateway comprising: a communication interface configured to wirelessly communicate with an offboard system through one or more antennas and to communicate with an engine control of the gas turbine engine using both a first communication bus and a second communication bus ; a memory system ; a data storage system isolated from the memory system; and processing circuitry configured to: establish communication with the engine control on the first communication bus using system credential authentication; establish communication between the engine control and the data storage system on the second communication bus ; and establish wireless communication with the offboard system using system credential authentication; wherein one or more updates of the data storage system are wirelessly transmitted upon service credential authorization from the offboard system to the engine gateway , communicated from the engine gateway to the engine control on the first communication bus , and communicated from the engine control to the data storage system on the second communication bus , and wherein service credential authentication is used to verify a level of access granted to update specific portions of the memory system of the engine control and the data storage system ; and wherein configuration data stored in the data storage system is available to the replacement version of the engine control . a communication interface configured to wirelessly communicate with an offboard system through one or more antennas and to communicate with an engine control of the gas turbine engine using both a first communication bus and a second communication bus ; a memory system ; a data storage system isolated from the memory system; and processing circuitry configured to: establish communication with the engine control on the first communication bus using system credential authentication; establish communication between the engine control and the data storage system on the second communication bus ; and establish wireless communication with the offboard system using system credential authentication; wherein one or more updates of the data storage system are wirelessly transmitted upon service credential authorization from the offboard system to the engine gateway , communicated from the engine gateway to the engine control on the first communication bus , and communicated from the engine control to the data storage system on the second communication bus , and wherein service credential authentication is used to verify a level of access granted to update specific portions of the memory system of the engine control and the data storage system ; and wherein configuration data stored in the data storage system is available to the replacement version of the engine control . establish communication with the engine control on the first communication bus using system credential authentication; establish communication between the engine control and the data storage system on the second communication bus ; and establish wireless communication with the offboard system using system credential authentication; wherein one or more updates of the data storage system are wirelessly transmitted upon service credential authorization from the offboard system to the engine gateway , communicated from the engine gateway to the engine control on the first communication bus , and communicated from the engine control to the data storage system on the second communication bus , and wherein service credential authentication is used to verify a level of access granted to update specific portions of the memory system of the engine control and the data storage system ; and wherein configuration data stored in the data storage system is available to the replacement version of the engine control . <EOS>