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Multiple Banking System Accessing with Embedded Smart Card ATM by Using ARM7 Based RFID & GSM Technology 1 2 G ISSN 2348–2370 Vol.07,Issue.08, July-2015, Pages:1319-1325 www.ijatir.org Multiple Banking System Accessing with Embedded Smart Card ATM by using ARM7 Based RFID & GSM Technology 1 2 G. MANOHAR BABU , R. ANIL KUMAR 1PG Scholar, Dept of Embedded Systems, Jyothishmathi College of Engineering and Technology, TS, India. 2Assistant Professor, Dept of ECE, Jyothishmathi College of Engineering and Technology, TS, India. Abstract: The main objective of this project is to develop today's highly networked and distributed systems. The system an embedded system based single smart card ATM does not further identify the user if the password or PIN is (Automated Teller Machine) for multiple bank accounts. incorrectly entered because the password or PIN is meant to At present every customer has an individual ATM card for be known only to the authorized user. This allows anybody each and every bank in which they maintain an account. related or unrelated to the user who knows the user's password Hence handling the ATM cards with confidentiality of their or PIN to make illegal access or withdrawal. passwords play a major role here to overcome this problem, embedding all their bank accounts of the users in Security is a serious issue in ATM system. ATM scam a single ATM smart card in such a way that, the users can involves thieves putting a thin, clear, rigid plastic sleeve into swipe the card and can select the bank from which they are the ATM card slot. By doing like this, when you enter your interested to do transactions. Hence, a combination of card, the machine can’t read the strip, so it will be keep asking multiple security compliments is mandatory to provide a you to re-enter your PIN number. At that time, the hackers high level of protection against fraud and other threats. The will notice the tap of your number and he can easily guess out single smart card ATM, which is used for security the 4-digit PIN number. The thieves then remove the plastic applications for withdrawing cash from ATM machines .In sleeve and use their account. The main solution to this this security system the specific persons can only enter by problem is OTP (One Time Password). Machine will generate using this embedded system smart card, we can give access OTP and send to user’s registered mobile number. Then users to the authorized people through the smart card (RFID) and have to type OTP and if it correct account will be open and GSM Module based OTP (One Time Password) and user will be allowed for drawing money with his/her ATM keypads. The embedded system is going to be developed card. Now the user can select the bank from which he/she is based on ARM7(LPC 2148) microcontroller, whenever the willing to perform transaction. After selecting the bank the person puts his smartcard on the reader the system will request is sent to the corresponding bank through a network detect the authorized persons then it asks for pin and sends and links it with the banks server for accessing the database of the message to the person with his registered mobile the user or customer so that the transaction is processed. number using GSM technology. The GSM module interfaced to the ARM7 microcontroller and the pin is II. EXISTING AND PROPOSED SYSTEMS entered by using keypad. A. Existing System In existing ATM (Automated Teller Machine) system all Keywords: ARM7, GSM, OTP, LPC, RFID. ATM machines are connected to their respective bank servers and all bank servers are connected to a single interface i.e. I. INTRODUCTION National Finance Switch (NFS). When user swipes his ATM In this project we are trying to reduce disadvantages of card at respective bank’s ATM machine, then that ATM existing banking ATM (Automatic Teller Machine) machine directly links to its bank server for validation of system. In this proposed project multiple banking accounts ATM card. If the ATM card is belonging to the same bank can be access by using single smart ATM card by then transaction proceeds else connects to the respective following banking regulations and we can carry single bank’s server via NFS for further transaction. In most modern ATM smart card for multiple bank accounts. In present ATMs, the customer identifies him or herself by inserting a ATMs, the customer identifies him or herself by inserting plastic card with magnetic strip or plastic smart card with a an ATM card with magnetic strip or plastic Smart card chip that contains his or her account number. The customer with a chip that contains his or her account number. The then verifies his or her identity by entering a pass code (i.e.) customer then verifies his or her identity by entering a personal identification number (PIN) of four digits. If the personal Identification number (PIN) of four digits. The number is entered incorrectly several times consecutively use of the password or PIN schemes was introduced in the (usually three), most ATMs will retain the card as a security early days of ATM machines and its use has continued into precaution to prevent an unauthorized user form discovering Copyright @ 2015 IJATIR. All rights reserved. G. MANOHAR BABU, R. ANIL KUMAR the PIN by guesswork and so on. Moreover there is a convenience and security of any transaction. They provide limitation in transaction for the other bank customers in tamper proof storage of user and account identity. Smart cards using the ATM of some other bank crossing the limit they systems have proven to be more reliable than other machine- have to pay transaction fees. readable cards. The card is made from PVC, Polyester or Polycarbonate. The card layer are printed first and then 1. Disadvantages of Existing System laminated in a large press. The next step in construction is the User has to carry more than one ATM card for more blanking or die cutting. The card consists of several layers to number of bank accounts and also user has to prevent from card damage. Tools used for implementation are remember password for each ATM card. Fishbowl-To contain, isolate and monitor an unauthorized User has to pay extra charges when transactions are user and IDIOT (Intrusion Detection in Our Time)-A system done from different bank’s ATM other than ATM card that detects intrusions using pattern-matching. after fee transactions over. There is no OTP (One Time Password) system technology. B. Proposed System The existing ATM implementation requires minor change in present banking network. The idea behind this embedded smart ATM card is that the customers can use a single ATM card to operate different bank accounts instead of having individual card for each bank account and maintaining their pin’s, carrying the cards safely which is a tedious process at present scenario. The technology behind the product of the service is that adding all the user bank accounts to an embedded smart ATM card. In this the user swipes his/her smart card in the ATM machine, then it request for OTP (One Time Password) in the server side. Machine will generate OTP (One Time Password) and send to user’s registered mobile number. Then user have to type OTP and if it correct account will be open and user will be allowed for drawing money with his/her ATM card, then it Fig.1. Block Diagram. displays the list of all banks that the user is having account. Now the user can select the bank from which he/she is III. MODULES DESCRIPTION willing to perform transaction. After selecting the bank the A. Power Supply request is sent to the corresponding bank through a Most of the digital logic circuits and processors work only network and links it with the banks server for accessing the in low DC voltage, so power supply unit is required for their database of the user or customer so that the transaction is accurate functioning. This supply unit of power consists of processed. transformer, rectifier, filter and a regulator. The regulated power supply of about 230V is applied as input which is step 1. The advantages of proposed system down to 12V by the transformer. Output of the transformer is User can perform transactions for all his bank fed to bridge rectifier whose output would be a pulsating dc Accounts using single ATM card. voltage. The obtained dc voltage is then fed to filter in order Enhanced security system. to remove all minimal ac components present even after It generates very time new password to customer rectification. Filter output is given to voltage regulator which registered mobile number. results in pure constant dc voltage that is required by the More user friendly than present system. circuit. Reduces transaction cost. Make banking system more inclusive. C. Literature Survey Smart Card & Security Basics This Paper gives a overview of basics of smart card and its application and how it is used in various sectors. It also deals with security algorithm during encryption and decryption of data's. This Paper tells us that why card smart is preferred for banking system than other type cards. A Smart card is type of chip card embedded with computer chip that stores and transacts data between users. It was introduced in Europe nearly three decades ago to pay phone bills. Smart cards greatly Fig.2. Power Supply. International Journal of Advanced Technology and Innovative Research Volume.07, IssueNo.08, July-2015, Pages: 1319-1325 Multiple Banking System Accessing with Embedded Smart Card ATM by using ARM7 Based RFID & GSM Technology B.
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