- The Security State Bank debit card gives you 24 hour banking 365 days a year. This card can be used like a check anywhere in the world that MasterCard is accepted. This is not a credit card and transactions are deducted directly from your checking account with no finance charges. It also can be used at an ATM to make deposits, withdraw cash, transfer funds, and obtain balance information on your deposit accounts. The available balance includes your overdraft protection funds. This figure may be different than your actual current balance. Ask one of our representatives for more information.