Overview:
Authorize.net is a payment gateway that takes care of the security of credit/debit/check and verifies authorization security aspects. Your processing company would check if the tender is a valid transaction or not and thus would confirm or deny the purchase with the customer.
Details 
Details - The User can select the location of the update to push to by administering the drop downs. If selecting the appropriate Venue, Store and Register using the drop downs, if all is selected then the settings will go to all units within the domain.
The Login Name is given a mandatory field given by your processing bank and setup to and must match the login name at the processing gateway.
The Transaction Key is also provided by your bank and must match the key at the processing gateway.
Market Type is defaulted to Retail as Device Type defaults to Electronic Cash Register both of these settings are not changeable. If
By enabeling the Manual Entry of Card Details is on then users at the posUser must check the modes of payment that the registers will allow to be used by customers by selecting any of the following: credit card, debit card, and/or check. If prevent verification is checked by the user then the credit/debit/gift card number does not go to the bank. User selects the prevent verification option when he is running test transactions. Manual entry allows the user to manually enter the credit card information instead of swiping the card. If the card details are manually entered user will receive the merchant number from the credit card company users of the POS can hand key credit card numbers to finish a sale in the event of a demagnitized card or a phone order.
Enabeling Supported Payment Modes allow for sales to be completed by the appropriately clicked tender types.
Enabeling Prevent Verification on Credit/Debit/ or Check will allow the POS operator to complete sales to the appropriate tender without actually receiving any verification from the processing bank.
By enabeling individual Supported Credit Cards allow choosing of which credit cards are allowed to be swiped for verification at the POS.
The Supported Debit Cards is supplied by the processing bank.
The Url field is the secure website address given by your processor mapping where the transaction will be processed.
Limitation - The URL length can only be 60 char.If it exceeds it will be trimmed and the URL will display error when processing the POS system.
Access Rights
Access to this function at an enterprise level is limited by default to the System Administrator and Financial users only. Accounting, store managers, warehouse general managers as well as zone managers and human resource managers may have access to such functions at Venues or Store assigned to them.