Research on Security Scheme of Mobile Business

With the development of mobile phone value-added service, payment with mobile phone has become a popu-lar mode.Executing efficiency and security are two key problems in payment with mobile phone.The three modes of payment with mobile phone, including secure minimal amount payment mode, secure small amount payment mode and secure large amount payment mode, are proposed according to the amount of paid money, the related three security schemes for mobile business are designed, and the executing efficiency and security of the three schemes are analyzed.