How A.T.M Works?? explanation

How ATM Machines Work Introduction An Automated Teller Machine (ATM) is a vital part of the modern banking system, allowing customers to perform financial transactions without needing to visit a bank branch. Introduced in the late 1960s, ATMs have evolved to become sophisticated, secure, and widely accessible. This document explains how ATMs work in a detailed manner, covering all aspects of their operation including hardware, software, networking, security, and user interaction. ATM 1. Basic Concept and Functions of an ATM An ATM allows bank customers to perform financial transactions such as: Withdrawing cash Depositing money Checking account balances Transferring funds between accounts Changing ATM PIN ATMs are typically found at bank branches, shopping centers, airports, train stations, and other public locations. 2. Components of an ATM ATMs are made of several hardware and software components working in unison. These include: 2.1 Hardware Componen...