Securing ATM Transactions Through Dual Channel OTP Verification: Mobile SMS and Gmail Integration

Abstract

In today’s date money is an essential thing to be carried out whether it is shopping, travelling or any health emergencies. But, at the same time it gets annoying when you need to carry huge amount of cash in your pockets. This is where ATM is important. Bank has provided ATM machines which can provide money anywhere you want. ATM is an easy way for withdrawal of money, just need to insert the card and enter the pin, after that the transaction proceeds. But what if someone will keep your card and somehow, he/she will know your password, it will grant him/her full access to your money. That raises question on present security and demands something new in the system that can offer second level of security. One-time password (OTP) is password that authenticates an authentic user for only one login to the respective system. This paper gives the new method towards the security of Automatic Teller Machine (ATM) system.