E-Commerce Payment System
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Transcript of E-Commerce Payment System
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E-CommercePayment System
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Learning Objectives
• The basic functions of payments systems that are used in electronic commerce
• The history and future of electronic cash• How electronic wallets work• The use of stored-value cards in
electronic commerce
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Electronic Payment Systems
• Electronic commerce involves the exchange of some form of money for goods and services.
• Electronic payments are far cheaper than the traditional method of mailing out paper invoices and then processing payments received.
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Electronic Payment Systems
• Estimates of the cost of billing one person vary between $1 and $1.50.
• Sending bills and receiving payments over the Internet promises to drop the transaction cost to an average of 50 cents per bill.
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Electronic Payment Systems
• Electronic cash distribution and payment can be handled by wallets, smart cards, or proprietary, limited-use scrip - digital cash minted by a company instead of by a government.
• Companies like Payment Online sell packages of payment processing services to Web merchants that accept several types of payments.
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Payment Cards• Payment cards are all types of plastic
cards that consumers use to make purchases:– Credit cards
• such as a Visa or a MasterCard, has a preset spending limit based on the user’s credit limit.
– Debit cards• removes the amount of the charge from the
cardholder’s account and transfers it to the seller’s bank.
– Charge cards • such as one from American Express, carries no
preset spending limit.
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Advantages & Disadvantages
of Payment Cards• Advantages:
• Payment cards provide fraud protection.
• Worldwide acceptance.• Good for online transactions.
• Disadvantages:• Payment card service companies
charge merchants per-transaction fees and monthly processing fees.
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Payment Acceptance and Processing
• Open and closed loop systems will accept and process payment cards.
• A merchant bank or acquiring bank is a bank that does business with merchants who want to accept payment cards.
• Software packaged with an electronic commerce software can handle payment card processing automatically.
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Electronic Cash• Electronic cash is a general term that
describes the attempts of several companies to create a value storage and exchange system.
• Concerns about electronic payment methods include:
• Privacy• Security• Independence• Portability• Convenience
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Electronic Cash• Electronic cash should have two important
characteristics in common with real currency:• It must be possible to spend electronic
cash only once.• Electronic cash ought to be anonymous.
• The most important characteristic of cash is convenience. If electronic cash requires special hardware or software, it will not be convenient for people to use.
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How Electronic Cash Works
• To establish electronic cash, a consumer goes in person to open an account with a bank.
• The consumer uses a digital certificate to access the bank through the Internet to make a purchase.
• Consumers can spend their electronic cash at sites that accept electronic cash for payment.
• The electronic cash must be protected from both theft and alteration.
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Providing Security for Electronic Cash
• To prevent double spending, the main security feature is the threat of prosecution.
• A complicated two-part lock provides anonymous security that also signals when someone is attempting to double spend cash.
• One way to trace electronic cash is to attach a serial number to each electronic cash transaction.
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Example: Electronic Cash Systems
• Compaq Computer’s electronic cash technology allows users to use its NetCoin electronic cash.
• KCOM offers its own NetCoin electronic cash system and offers electronic cash through its NetCoin Center.
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Advantages of Electronic Cash
• Electronic cash transactions are more efficient and less costly than other methods.
• The distance that an electronic transaction must travel does not affect cost.
• The fixed cost of hardware to handle electronic cash is nearly zero.
• Electronic cash does not require that one party have any special authorization.
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Disadvantages of Electronic Cash
• Electronic cash provides no audit trail.
• Because true electronic cash is not traceable, money laundering is a problem.
• Electronic cash is susceptible to forgery.
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CheckFree• CheckFree provides online payment
processing services to both large corporations and individual Internet users.
• CheckFree permits users to pay all their bills with online electronic checks.
• CheckFree provides part of the technology that the Web portal Yahoo! uses to provide its Yahoo! Bill Pay service.
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Clickshare• Clickshare is an electronic cash system aimed
at magazine and newspaper publishers.
• Users with an ISP that supports Clickshare are automatically registered with Clickshare.
• Clickshare tracks users with the standard HTTP Web protocol.
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InternetCash• InternetCash provides electronic currency that is
very similar to traditional cash.
• Customers must first purchase an InternetCash card from stores, such as Circle K.
• Customers then go online and activate their cards by entering a 20-digit code and creating a PIN.
• After their card is activated, customers can pay for purchases using the InternetCash card at any site that accepts it.
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PayPal• PayPal.com is a free service that earns a profit
on the float, which is money that is deposited in PayPal accounts.
• The free payment clearing service that PayPal provides to individuals is called a peer-to-peer payment system.
• PayPal allows customers to send money instantly and securely to anyone with an e-mail address, including an online merchant.
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Electronic Wallets
• An electronic wallet serves a function similar to a physical wallet:• holds credit cards, electronic cash,
owner identification, and owner contact information
• provides owner contact information at an electronic commerce site’s checkout counter
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Electronic Wallets
• Electronic wallets store shipping and billing information, including a consumer’s first and last names, street address, city, state, country, and zip or postal code.
• Electronic wallets automatically enter required information into checkout forms.
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Microsoft .NET Passport• Microsoft Passport Wallet comes preinstalled in
Internet Explorer 4.0 and higher versions.
• All the personal data you enter into your Microsoft Passport, including your name, address, and credit card information, are encrypted and password-protected.
• Passport consists of four integrated services: Passport single sign-in service, Passport Wallet Service, Kids Passport service, and public profiles.
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Yahoo! Wallet
• Functions the same way as other electronic wallets, but with certain advantages:– Yahoo! hosts several services and shops
that can accommodate its own wallet– Can be used at more than 10,000 Yahoo!
Store merchants
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The W3C Proposed Standard
• The W3C Electronic Commerce Interest Group (ECIG) developed a set of standards called the the Common Markup for Micropayment Per-Fee-Links.
• This standard identifies existing system micropayment types of online connections, stored-value systems, and combined online-offline systems.
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The ECML Standard
• The consortium of America Online, Compaq, Dell, IBM, Microsoft, Visa USA, and MasterCard has agreed on a technology called ECML, or electronic commerce modeling language.
• The ECML standard will expedite online processing for customers by simplifying the form-filling procedure.
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Smart Card• A smart card is a plastic card with an embedded
microchip containing information about you.
• A smart card can store about 100 times the amount of information that a magnetic strip plastic card can store.
• A smart card contains private user information, such as financial facts, private encryption keys, account information, credit card numbers, health insurance information, etc.
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Mondex Smart Card
• Mondex is a smart card that holds and dispenses electronic cash.
• Mondex requires special equipment, such as a ‘card reader’, to process.
• Containing a microcomputer chip, Mondex cards can accept electronic cash directly from a user’s bank account.
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