A Credit Card transaction processing and management system which is used for the following specific purposes:

• Production of Credit Cards which in addition, includes insertion of customer's data into the system, and storing the inserted data into a database
• Pre-authorization and final authorization of on-us credit transactions (transactions made by bank's own cardholders at bank's own ATM/POS) or remote on-us credit transactions (transactions made by bank's own cardholders at ATM/POS of another bank). Pre-authorization includes validation of Card number, PIN, date of expiry and card status (normal, stolen, lost, blocked, hot etc) and final authorization includes debiting card limit
• Routing of on-us and remote on-us debit transactions to Core Banking System via switching system; off-us transactions (transactions made by cardholders of issuing banks at bank's own ATM/POS) to a switch or credit card system of another bank or international payment network (MasterCard and VISA) for its authorization
• Fraud management.
• Settlement and reconciliation.

Dutch Bangla Bank is using the credit card software called "Card Suite" from TietoEvry, Latvia.