Nowadays, the identity forgery technologies used in exams are becoming more and more advanced. Test taking is a common method used for cheating in exams. Therefore, how to correctly recognize those forged identities has become a difficult issue in exam management. This paper aims to design a face recognition system that can be used in the exam identity authentication system. This system integrates various advanced technologies, such as face image capturing, human-machine interaction, data transmission, and communication. In this system, handheld terminals feature low cost, compact size, various functionalities, and high scalability. In addition, it is easy to enter candidate information on handheld terminals.