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Published in: Economy & Finance, Business
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  1. 1. Payment<br />
  2. 2. A key component to conducting business is accepting payment. At a high level, payment seems very simple: A buyer receives some type of value from the product or service purchased, and in return, the seller receives some from of payment.<br />
  3. 3. Bricks and Mortar<br />
  4. 4. Type of Payments<br />Cash<br /> The simplest form of payment<br />Issues:<br /> Theft<br /> Cash Fees<br />
  5. 5. 2. Credit Cards<br /> Another popular form of payment. Credit cards, in additional to the convenience of not having to handle cash, allow consumers to extend their purchasing power. As a result, these cards are often used for larger purchases, where the consumer may not have enough cash on hand to complete the transaction.<br />
  6. 6. E-commerce<br />( do not require the physical transfer of payment <br />but involve only data transfer )<br />
  7. 7.
  8. 8.
  9. 9. Step 1: A customer is making a purchase at <br /> an online shop.<br /> <br /> <br />They are prompted to enter their credit card details on a secure page.  <br />
  10. 10. Step 2: The online shop sends the transaction<br /> message to the payment gateway.<br />The Payment Gateway performs validation on the transaction<br />To confirm the required information is present and <br />is in the correct format <br />
  11. 11. Step 3: The payment gateway sends the <br /> transaction message to the bank.<br />In online payments terminology this bank is known as the Acquiring Bank.  <br />They carry out various checks on the Transaction Message to ensure it is <br />valid and that the transaction is not fraudulent. The Acquiring Bank <br />determines who the Card Issuer is. The Transaction Message is <br />converted into the message format required by the Card Issuer.<br /> <br />
  12. 12. Step 4: The acquiring bank sends the <br /> transaction to the card issuer.<br /> <br />The Card Issuer validates the information and confirms there is <br />sufficient funds available. The Card Issuer decides to<br /> approve or decline the transaction. <br />
  13. 13. Step 5: The card issuer sends the response <br /> message to the acquiring bank.<br /> <br />The Acquiring Bank validates the information contained<br /> within the response message.  They update their systems<br /> with the transaction result.<br />
  14. 14. Step 6: The acquiring bank sends the response<br /> message to the payment gateway<br />The Payment Gateway validates the response information <br />and then updates their system with the result. <br />
  15. 15. Step 7: The payment gateway sends the<br /> response message to the online shop.<br />The Online Shop verifies that the response message came from the Payment Gateway.They validate the contents of the response to confirm the information is correct. They save the result of the transaction in their system.  Based on the transaction result the Online Shop determines which page to present to the user.<br />
  16. 16. Step 8: The online shop displays the result of <br /> thecustomers online payment transaction.<br />This is the final step in the authorisation process. <br />This process typically takes less than 5 seconds <br />end-to-end to complete. <br />