Electronic Commerce Payment Systems

THE PAYMENT REVOLUTION Independence. Most forms of e-payment require the merchant to install specialized software and hardware to authorize and process a payment. Specialized methods may be cumbersome and costly.

THE PAYMENT REVOLUTION Ease of use. Credit cards are used forB2C and B2B e-payments because of their ease of use. E-payments must complement the trading methods.

THE PAYMENT REVOLUTION Transaction fees. When a credit card is used, the merchant pays processing fees. These fees make the use of credit cards for small payments cost prohibitive for the seller. Thus, a solution for a small amount of money is necessary.

THE PAYMENT REVOLUTION International support. EC is a worldwide phenomenon. An e-payment method must be easily adapted to fitbuying needs and local legal requirements before it can be widely adopted.

The PayPal Alternative While credit and debit cards dominate e- commerce payments, one alternative that has succeeded is PayPal (and its clones). PayPal was formed in the late 1990s from the merger of two small startup ompanies, Confi nity and X.com. Their initial success came from providing a payment system that was used for eBay transactions

USING PAYMENT CARDS ONLINE Credit cards. A credit card enables its holder to charge items (and pay later), or obtain cash up to the cardholder’s authorized limit. Charge cards. These are special credit cards where the balance must be paid in full by the due date and usually have annual fees.

USING PAYMENT CARDS ONLINE Debit cards. Payments made with a debit card are withdrawn from the holder’s checking or savings account.

Credit cards

The key tools used in combating fraud are: Certifi cate and Digital Signature Address verifi cation Address Verifi cation System (AVS) Card verifi cation number (CVN ) Negative lists

SMART CARDS A smart card is a plastic payment card that contains data in an embedded microchip. memory-chip card is usually a “read-only” card, similar to a magnetic stripe card. ATM

Micropayments Micropayments or e-micropayments are small online payments made online, usually under $10.From the viewpoint of many vendors, credit cards are too expensive for processing small payments.

Micropayments

E-CHECKING An electronic check (e-check) is the electronic clone of a paper check (containing the same information). E-checks are a legal payment method in many countries.

MOBILE PAYMENTS The term mobile payment refers to payment transactions initiated or confi rmed using a person’s mobile device, usually a smart phone. Mobile payments are replacing some traditional non electronic payment methods, such as the purchasing of products (services), money transfers, bill payments, and proximity purchases

WORK ให้นักศึกษา แบ่งกลุ่มอภิปราย วิธีการชำระเงิน จุดเด่น/จุดด้อย ยกตัวอย่างการใช้งาน PayPal Credit cards E-CHECKING DABIT CARD SMART CARDS Micropayments MOBILE PAYMENTS