The use of mobile phone devices is expanding rapidly and they become essential tools that offer competitive business advantages in today’s growing world of global computing environments. A Mobile phone device is a suitable tool for authentication that could provide powerful and easy to use device to access any service securely such as an ATM terminal as well as would increase the level of protection for critical and sensitive information. Here we present a application that provides more secure ATM authentication using pin on a mobile phone device under the restriction that no changes can be made to the existing physical infrastructure, which eliminates the tradition of carrying ATM Card while accessing ATM machines and also reduces the time by localizing nearest working ATM machine available as per the user’s request using cloud.
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