cardchecking
Card checking is a process used to verify the validity of payment card information, typically credit or debit cards, before a transaction is completed. This verification can occur at various points in the transaction lifecycle, from initial customer input to backend authorization.
The primary goal of card checking is to prevent fraudulent transactions. Systems perform checks such as matching
In some contexts, card checking might refer to the internal processes of a business to ensure that
The implementation of card checking is a crucial component of payment processing security for merchants, financial