Electronic Benefits Transfer (EBT) transactions require integration to a PIN Pad to retrieve the PIN Block and the Key Serial Number. The PIN Pad must be injected with Elavon encryption keys. EBT transactions may only be performed in a Retail, Service or face-to-face environment. Mail Order/Telephone Order and eCommerce businesses cannot perform EBT transactions. There are two types of EBT transactions: Food Stamp and Cash Benefits.