Abstract: Nowadays banking sector is one of the most important parts of a human day to day life. Banking facilities are widely used by people for their economies activities. Automatic Teller Machine (ATM) is an electronic machine which is used for accessing a bank account from anywhere without the help of bank staff. The user can perform several banking activities like cash withdrawal, money transfer with the help of ATM. It is observed that the numbers of crime related to ATM increased hence need to provide better security to ATM machine. There are different technologies which are used to provide security to ATM machine which include – Biometric technology, RFID technology etc. Biometric technology includes fingerprint and face recognition system. In this paper survey of different technologies for ATM security is presented. In these technologies, there are some limitations. By comparing various technologies which are used for ATM security it observes that fingerprint technology appears better and more secure than other technologies.

Keywords: ATM system, RFID technology, GSM technology, Biometric technology.