Developer's Guide
Table Of Contents
- Contents
- Introduction
- Downloading, Installing, and Activating
- Simple Payflow Transaction
- Credit Card Transactions
- Credit Card Features
- About Credit Card Processing
- Parameters Used in Credit Card Transactions
- Submitting Sale Transactions
- Submitting Authorization/Delayed Capture Transactions
- When To Use Authorization/Delayed Capture Transactions
- Required Authorization Transaction Parameters
- Typical Authorization Transaction Parameter String
- Required Delayed Capture Transaction Parameters
- Delayed Capture Transaction: Capturing Transactions for Lower Amounts
- Delayed Capture Transaction: Capturing Transactions for Higher Amounts
- Delayed Capture Transaction: Error Handling and Retransmittal
- Submitting Account Verifications With TRXTYPE=A
- Submitting Voice Authorization Transactions
- Submitting Credit Transactions
- Submitting Void Transactions
- Submitting Inquiry Transactions
- Recharging to the Same Credit Card (Reference Transactions)
- Submitting Card-Present (SWIPE) Transactions
- Submitting Purchasing Card Transactions
- Using Address Verification Service
- Processing Platforms Supporting Address Verification Service
- Example Address Verification Service Request Parameter List
- Example Address Verification Service Response
- Card Security Code Validation
- Credit Card Testing
- Responses to Transaction Requests
- Processors Requiring Additional Transaction Parameters
- Performing TeleCheck Electronic Check Transactions
- Submitting Purchasing Card Level 2 and Level 3 Transactions
- About Purchasing Cards
- About Program Levels
- About American Express Purchasing Card Transactions - Phoenix Processor
- American Express Phoenix 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
- Merchant e-Solutions Purchasing Card Transaction Processing
- Elavon (Formerly Nova) Purchasing Card Transaction Processing
- Paymentech Salem (New Hampshire) Purchasing Card Transaction Processing
- Paymentech Tampa Level 2 Purchasing Card Transaction Processing
- TSYS Acquiring Solutions Purchasing Card Transaction Processing
- VERBOSITY: Viewing Processor- Specific Transaction Results
- Additional Reporting Parameters
- ISO Country Codes
- Codes Used by FDMS South Only
- XMLPay
- Additional Processor Information
- Index
Payflow Pro Developer’s Guide 9
Preface
This guide describes Payflow Pro, a high performance TCP/IP-based Internet payment
solution and how to use it to process credit card. Payflow Pro is pre-integrated with leading e-
commerce solutions and is also available as a downloadable software development kit (SDK).
Scope
This guide explains how to integrate Payflow Pro into your website or application to process
credit card transactions over the Payflow payments gateway. It includes information and
special requirements for all supported processors. To process Express Checkout transactions
over the Payflow gateway, see the following Payflow guide: Express Checkout for Payflow
Pro.
Intended Audience
This guide assumes that its readers:
z Are experienced web or application developers
z Have a background in payments services
Related Documentation
For additional Payflow information,
z See the Payflow documentation set on PayPal Developer Central. Go to
https://www.paypal.com/developer and click the Documentation link on the Library tab.
z For more examples and very current information, see the Payflow developer forums.
For additional help, see the Help Center at the following URL:
https://www.paypal.com/us/cgi-
bin/helpweb?cmd=help.
How to Contact Customer Support
For problems with transaction processing or your connection to the server, contact Customer
Support by opening a ticket on the under Contact Support tab at
http://www.paypal.com/mts.