Research and design of NFC mobile payment based on Android

For mobile payments using Near Field Communication,this paper summarizes weaknesses in its implementation by the Android Operationg System and vulnerabilities in hardware layer.a new NFC payment model is proposed using NFC shield in paper.this model is secured by design and can be implemented using existing specifications,technologies and hardware,his model can meets requests in safety and convenience of NFC mobile payment as well as the identity authentication function during payments.