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
Gateway Developer Guide and Reference 07 January 2014 27
Introducing the Gateway Checkout Solutions
About the Gateway Transaction Flow
1
About the Gateway Transaction Flow
The traditional transaction flow is as follows. Numbers correspond to numbers in the figure.
1. At your website, the customer clicks Buy to purchase merchandise.
2. You send the transaction request to the Gateway server.
3. The Gateway sends the transaction to the payment processing network.
4. Your processor sends the response back to the Gateway server and processes the
transaction (obtains the payment from the customer bank and deposits it in the merchant
bank).
5. The Gateway server returns the response to your website.
6. Your website displays the result to the customer.
You can use the core transaction parameters supported by all Gateway processors described in
this dcumentation to send transaction data to your processor. In addition:
Reference transactions (Tokenization) Yes Yes
Secure token to preset hosted checkout
page
Yes Yes
Reporting APIs Yes Yes
Desktop integration Yes Yes
Recurring billing Yes Yes
Basic fraud protection Yes Yes
Advanced fraud protection Yes Yes
Partner/channel distribution support
(Partner Manager, registration, XML
registration) resale and referral
Yes Yes
Feature
PayPal Payments Advanced
Payflow Link
PayPal Payments Pro
Payflow Pro