The document discusses electronic payment systems, their objectives, examples, types, and security services. It describes methods like e-cash, smart cards, and credit/debit cards. E-cash uses cryptographic algorithms to prevent double spending while preserving anonymity. Smart cards can process data and payments. Credit cards require repayment of spent amounts. Payment gateways protect credit card details and ensure secure transactions between customers, merchants and processors. The conclusion states that electronic payment systems have expanded markets and made payments more convenient.
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Electronic Payment System
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2. OBJECTIVES To understand the concept of Electronic Payment System and its security services. To bring out solution in the form of applications to uproot Electronic Payment. To understand working of various Electronic Payment System based applications.
3. What Electronic Payment system is? Electronic payment system is a system which helps the customer or user to make online payment for their shopping. To transfer money over the Internet. Methods of traditional payment. Check, credit card, or cash. Methods of electronic payment. Electronic cash, software wallets, smart cards, and credit/debit cards.
4. Some Examples Of EPS:- Online reservation Online bill payment Online order placing (nirulas) Online ticket booking ( Movie)
5. Two storage methods On-line Individual does not have possession personally of electronic cash Trusted third party, e.g. online bank, holds customers’ cash accounts Off-line Customer holds cash on smart card or software wallet Fraud and double spending require tamper-proof encryption
7. E-Cash A system that allows a person to pay for goods or services by transmitting a number from one computer to another. Like the serial numbers on real currency notes, the E-cash numbers are unique. This is issued by a bank and represents a specified sum of real money. It is anonymous and reusable.
8. Electronic Cash Security Complex cryptographic algorithms prevent double spending Anonymity is preserved unless double spending is attempted Serial numbers can allow tracing to prevent money laundering
9. E-Cash Processing 3 4 2 1 5 Bank Consumer Merchant Consumer buys e-cash from Bank 2. Bank sends e-cash bits to consumer (after charging that amount plus fee) 3. Consumer sends e-cash to merchant 4. Merchant checks with Bank that e-cash is valid (check for forgery or fraud) 5. Bank verifies that e-cash is valid 6. Parties complete transaction
10. E-Wallet The E-wallet is another payment scheme that operates like a carrier of e-cash and other information. The aim is to give shoppers a single, simple, and secure way of carrying currency electronically. Trust is the basis of the e-wallet as a form of electronic payment.
11. Procedure for using an e-wallet Decide on an online site where you would like to shop. Download a wallet from the merchant’s website. Fill out personal information such as your credit card number, name, address and phone number, and where merchandise should be shipped. When you are ready to buy, click on the wallet button, the buying process is fully executed.
12. Smart Cards A smart card , is any pocket-sized card with embedded integrated circuits which can process data This implies that it can receive input which is processed and delivered as an output
14. Credit cards It is a Plastic Card having a Magnetic Number and code on it. It has Some fixed amount to spend. Customer has to repay the spend amount after sometime.
16. Risk in using Credit cards Operational Risk Credit Risk Legal Risk
17. Secure Electronic Transaction (SET) Protocol Jointly designed by MasterCard and Visa with backing of Microsoft, Netscape, IBM, GTE, SAIC, and others Designed to provide security for card payments as they travel on the Internet Contrasted with Secure Socket Layers (SSL) protocol, SET validates consumers and merchants in addition to providing secure transmission SET specification Uses public key cryptography and digital certificates for validating both consumers and merchants Provides privacy, data integrity, user and merchant authentication, and consumer nonrepudiation
20. What Is payment Gateways?? A payment gateway is an e-commerce application service provider service that authorizes payments for e-businesses, online Shopping, etc. Payment gateway protects credit cards details encrypting sensitive information, such as credit card numbers, to ensure that information passes securely between the customer and the merchant and also between merchant and payment processor.
22. CONCLUSION Expand Market beyond Traditional geographic market Override traditional marketing system into digital marketing system. Made human life convenient as a person can pay his payments online while he is taking rest.