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Main / Glossary / Credit Card Authorization

Credit Card Authorization

Definition: Credit Card Authorization refers to the process of verifying and approving a credit card transaction by the issuing bank or financial institution, ensuring that the cardholder has sufficient credit or funds available to complete the purchase. It is a crucial step in the payment process, safeguarding both merchants and customers against fraudulent activities and ensuring the smooth flow of financial transactions.

Explanation: When a customer uses a credit card for a purchase, the merchant sends a request for authorization to the payment processor or acquiring bank. This request contains essential information such as the cardholder’s account number, billing address, and transaction amount. The acquiring bank then routes the request to the respective credit card network, which forwards it to the cardholder’s issuing bank.

The issuing bank evaluates the request by verifying the card’s validity, the available credit, and any fraud alerts associated with the cardholder or the purchase. This verification process involves various security measures, including but not limited to address verification system (AVS), card verification value (CVV), and 3-D Secure authentication.

Once the issuing bank assesses the transaction, it responds to the acquirer with an approval or decline message. In case of approval, the acquirer conveys this information to the merchant, who can then complete the sale. On the other hand, a decline message indicates that the transaction cannot proceed due to insufficient funds, suspected fraud, or other reasons defined by the issuing bank.

Credit Card Authorization serves as a protective mechanism for both parties involved in a transaction. For merchants, it reduces the risk of accepting fraudulent payments and safeguards against chargebacks. Chargebacks occur when a cardholder disputes a transaction, potentially resulting in the merchant being liable for the funds. By obtaining proper authorization, merchants can mitigate such risks.

For customers, Credit Card Authorization ensures that unauthorized individuals cannot use their credit cards for unauthorized purchases. It provides a sense of security, as any suspicious activity can be flagged by the issuing bank before the transaction is completed. Cardholders are typically alerted through email, SMS, or other notifications if the authorization request appears potentially fraudulent or if it exceeds certain predefined limits.

Moreover, Credit Card Authorization allows merchants and service providers to offer additional features such as pre-authorization and recurring billing. Pre-authorization enables the reserved blocking of funds for an intended purchase, ensuring the availability of funds when goods or services are delivered. Recurring billing, also known as subscription billing, enables automatic regular payments, making it convenient for customers to avail ongoing services, memberships, or subscriptions.

It is important for merchants and individuals to comply with the Payment Card Industry Data Security Standard (PCI DSS) guidelines when handling Credit Card Authorization. These guidelines ensure the secure transmission and storage of cardholder data, reducing the risk of data breaches and fraudulent activities.

In conclusion, Credit Card Authorization is a critical step in the payment process that protects both merchants and customers from fraudulent activities. It involves verifying and approving credit card transactions to ensure the availability of funds or credit for a purchase. By adhering to best practices and industry standards, Credit Card Authorization helps create a secure and efficient financial ecosystem.