The following pages give you an introduction to concepts associated with processing credit cards.
- BIN data and card verification - Verify validity of cards and BIN data, for example before a sale to apply credit/debit surcharges.
- Level 2/3 data for commercial cards - Learn how to handle Level 2 and Level 3 data, which provides customers with additional information on the credit card statements about their purchases.
- Card authorisation types - Choose an authorisation type when making a payment request, either pre-authorisation (where the amount can be increased or decreased later) or final authorisation.
- Refusal reasons - Visa and Mastercard - Review a table of refusal reasons for Visa and Mastercard.