Patent ID: 8600585

Claim:
A computer system adapted to intercept a true civil flight management data message containing a plurality of true identification data portions and transmit a decoy civil flight management data message whereby said plurality of true identification data portions are removed and replaced with a plurality of decoy data portions prior to transmission via a civil transponder, said computer system comprising: a processor; and a memory coupled to the processor, the memory having stored therein software instructions that, when executed by the processor, cause the processor to perform operations including: receiving a said true civil flight management data message from a civil flight management system component, said true civil flight management data message containing said plurality of true identification data portions, and said true civil flight management data message containing data indicating a destination component, said destination component including a civil transponder; generating a said plurality of decoy data portions each said decoy data portion corresponding to one of said true identification data portions; creating said decoy civil flight management data message based on said true civil flight management data message by removing said plurality of true identification data portions and replacing with said plurality of decoy data portions, said decoy civil flight management data message being free of said true identification data portions; and transmitting said decoy civil flight management data message via said civil transponder.