Security of electronic ticketing

The information technology changed rapidly, many business organizations such as public transportation or museum offer electronic ticket to instead of paper-based ticket. For owners, the main benefits are the stress-free nature or paperless tickets, specifically in eliminating the risks of tickets loss. Additionally,the aim is increasing use of electronic tickets. In this article, we discuss electronic ticketing security topic where the ticket system combine with mobile device or personal digital agent to issue a valid label. We discover it is insecure when the users buy their tickets from mobile network service in the AAA system. The attacker can intercepts all messages. Therefore, how prevents a man-in-the-middle attack and protects legitimate users' information, it is our research focus.