Developer's Guide
Table Of Contents
- Content
- Preface
- Introducing the Gateway Checkout Solutions
- Secure Token
- Configuring Hosted Checkout Pages
- Payflow SDK
- Sending a Simple Transaction to the Server
- Submitting Credit Card Transactions
- Obtaining an Internet Merchant Account
- About Credit Card Processing
- Credit Card Features
- Planning Your Gateway Integration
- Core Credit Card Parameters
- Submitting Account Verifications
- Submitting Authorization/Delayed Capture Transactions
- Submitting Balance Inquiry Transactions
- Submitting Card Present (SWIPE) Transactions
- Submitting Credit (Refund) Transactions
- Submitting Inquiry Transactions
- When To Use an Inquiry Transaction
- Required Parameters When Using the PNREF
- Inquiry Transaction Parameter String Using the PNREF
- Required Parameters When Using the CUSTREF
- Inquiry Transaction Parameter String Using the CUSTREF
- Required Parameters When Using the Secure Token
- Inquiry Parameter String Using the Secure Token
- Submitting Partial Authorizations
- Submitting Purchasing Card Transactions
- Submitting Reference Transactions (Tokenization)
- Submitting Sale Transactions
- Submitting Soft Merchant Information
- Submitting Voice Authorization Transactions
- Submitting Void Transactions
- Using Address Verification Service
- Using Card Security Code
- Information for the PayPal Acquirer
- Testing Transactions
- Transaction Responses
- Processors Requiring Additional Transaction Parameters
- American Express Additional Credit Card Parameters
- Elavon Additional Credit Card Parameters
- First Data Merchant Services Nashville, Additional Credit Card Parameters
- First Data Merchant Services North, Additional Credit Card Parameters
- Heartland, Additional Credit Card Parameters
- Litle Additional Credit Card Parameters
- Cielo Payments, Additional Credit Card Parameters
- Paymentech Salem (New Hampshire) Additional Credit Card Parameters for American Express
- PayPal Credit Card Transaction Request Parameters
- SecureNet Additional Credit Card Parameters for American Express
- Vantiv Additional Credit Card Parameters
- WorldPay Additional Credit Card Parameters
- TeleCheck Electronic Check Processing
- Payflow Header Parameters
- Submitting Purchasing Card Level 2 and 3 Transactions
- About Purchasing Cards
- About Program Levels
- About American Express Purchasing Card Transactions
- American Express Purchasing Card Transaction Processing
- Elavon (Formerly Nova) Purchasing Card Transaction Processing
- First Data Merchant Services (FDMS) Nashville Purchasing Card Transaction Processing
- First Data Merchant Services (FDMS) North Purchasing Card Transaction Processing
- First Data Merchant Services South (FDMS) Purchasing Card Transaction Processing
- Global Payments - Central Purchasing Card Transaction Processing
- Global Payments - East Purchasing Card Transaction Processing
- Heartland Purchasing Card Transaction Processing
- Litle Purchasing Card Transaction Processing
- Cielo Payments Purchasing Card Transaction Processing
- Paymentech Salem (New Hampshire) Purchasing Card Transaction Processing
- Paymentech Tampa Level 2 Purchasing Card Transaction Processing
- SecureNet Purchasing Card Transaction Processing
- TSYS Acquiring Solutions Purchasing Card Transaction Processing
- Vantiv Purchasing Card Transaction Processing
- WorldPay Purchasing Cards Transaction Processing
- VERBOSITY: Processor-Specific Transaction Results
- Country Codes
- Codes Used by FDMS South Only
- Additional Processor Information
- Payflow Link Migration
- Payflow Gateway MagTek Parameters
- Payflow Gateway FAQs
Introducing the Gateway Checkout Solutions
About Security
1
28 07 January 2014 Gateway Developer Guide and Reference
Each Gateway processor may support various additional parameters beyond the core set
that you can send in transaction requests.
Your processor may also support purchasing cards (credit cards employers issue for
business-related charges). Purchasing card Level 2 and Level 3 parameters provide
specialized reporting so an employer can monitor card use. The parameter information may
appear on the customer's statement or describe line items in greater detail. Be sure to check
for your processor's Level 2 and 3 parameters in this documentation.
The sections in this documentation describing the above parameters alphabetically organize
parameters by processor name.
About Security
It is your responsibility to adhere to PCI compliance standards to protect personal information
and implement security safeguards on your website when processing payment card
transactions.
Gateway solutions make available a secure token and hosted checkout pages to help you meet
PCI compliance. Hosted pages are optional to PayPal Payments Pro and Payflow Pro users. If
you do not use a secure token or hosted pages, you must provide your own means of meeting
compliance requirements.
NOTE: PayPal Payments Advanced and Payflow Link merchants are required to use hosted
pages.
Secure Token
The secure token stores request transaction data on the Gateway server. It eliminates the need
to resend the parameter data for display in a hosted checkout page where the data might be
subject to compromise.
Hosted Checkout Pages
The Gateway enables the use of hosted checkout pages, which help you achieve PCI
compliance. The hosted checkout pages enable you to pass transaction data securely to the
server and to collect credit card acceptance data.
NOTE: You are required to use hosted pages with PayPal Payments Advanced and Payflow
Link.
The following figure shows the transaction flow when using hosted pages and a secure token.