简介：Anautomaticdependentsurveillancebroadcast(ADS-B)systemhasserioussecurityproblems,andthedatacanbespoofedduringbroadcastingprecisepositioninformationofaircraft.AsolutionoftheADS-Bsystemdataauthenticationbasedontheellipticcurvecipher(ECC)andX.509certificateisproposed.ItcanavoidthekeydistributionproblembyusingthesymmetrickeyalgorithmandpreventtheADS-Bdatafrombeingspoofedthoroughly.ExperimentaltestresultsshowthatthesolutionisvalidandappropriateinADS-Buniversalaccesstransceiver(UAT)mode.
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