Skip to content

Search

"Visa"

132 articles found

Illustration representing the steps involved in launching a new payment card product

Credit Card

What Should Be Considered When Launching a New Product?

The following steps should be followed when launching a new product: decide on the brand, request a new BIN from the scheme (Mastercard, Visa, Troy), define the BIN in the bank's system, generate keys in the HSM, and roll it out after certification.

Credit card showing CVV security code location

Credit Card

Can a Card Have CVV Printed on Both Sides?

Yes. American Express cards have a 4-digit CVV on the front and a 3-digit CVV on the back, like other cards. Here's how payment forms should handle both formats and why logging the security code is never allowed.

Illustration representing the PA-DSS payment application security standard

HSM & Security

What is PA-DSS (Payment Application Data Security Standard)?

PA-DSS (Payment Application Data Security Standard) is the Payment Application Data Security Standard set by the PCI SSC, a global security standard created by the Payment Card Industry Security Standards Council.

Diagram illustrating the Access Control Server (ACS) role in the 3-D Secure authentication protocol

Security

How can I find the list of Access Security Control (ACS) companies?

Access Security Control (ACS) is the security protocol that the card-issuing bank must maintain under the 3-D Secure protocol to support cardholder authentication. 3-D Secure is an XML-based protocol that adds an extra security layer to online card payments.

Diagram showing the role of the Access Control Server (ACS) in the 3-D Secure authentication flow

Security

What is Access Security Control (ACS)?

Access Security Control (ACS) is the security protocol that the card-issuing bank must maintain in 3-D Secure to support cardholder authentication, functioning as a complete authentication solution for issuers and payment processors.

Diagram explaining the Visa Purchase Return Authorization process for card refunds

Credit Card

What Is Purchase Return Authorization?

A structure developed by Visa for purchase refund transactions. The purchase return authorization message lets cardholders view their refund transactions in real time, improving the customer refund experience.

Major Industry Identifier digit chart for credit card numbers

Credit Card

What is Major Industry Identifier (MII)?

Major Industry Identifier (MII) is the first digit of a credit card number, representing the category of the institution that issued the card. The MII values and their corresponding categories are listed below.

Diagram illustrating the ISO/IEC 7810 card dimension standards

Credit Card

What is ISO/IEC 7810?

The ISO/IEC 7810 standard is an international standard that defines the physical characteristics of cards (credit cards, ATM cards, ID cards, etc.) such as physical dimensions, bending, flame and chemical resistance, temperature and humidity resistance, toxicity, and flammability.

One-click checkout by card networks illustration

Credit Card

Card Companies Team Up for “One-Click Payment”

American Express, Discover, Visa and Mastercard have started working together on an infrastructure that lets leading US e-commerce sites accept one-click payments, so shoppers no longer need to type in all their card details.

UnionPay logo

Merchant & POS

What Is UnionPay?

UnionPay International (UPI) is a China UnionPay subsidiary founded in November 2012. Together with more than 1,000 institutions worldwide, UPI provides international card acceptance in 160 countries and card issuance in more than 40 countries and regions.