Abstract: In big data ages,the security is the greatest concern of mobile payment.Compared with the Internet payment,mobile payment has many personal and difficult problems.A security assessement indexes system was built up through Delphi method,and the weight of each index was calculated with analytic hierarchy process,then the top risk node and security value of the whole system were gotten.According to the designed index system,fuzzy comprehensive analysis method was introduced to the security evaluation of mobile payment.The experiment illustrates this index system can effectively quantify and assess the security level of mobile payment.

Key words: Mobile payment,Analytic hierarchy process,Security assessment