Study Guide
Table Of Contents
- PayPal Certified Developer Program Study Guide
- Contents
 - List of Tables
 - Online Payment Processing
 - Internet Security and Fraud Prevention
- Why Every Business Should Be Concerned About Internet Fraud
 - Liability for Internet Fraud
 - Internet Fraud: What It Is and How It Happens
 - Who Is at Risk for Online Fraud
 - Reducing Exposure to Fraud
 - What Banks and Card Associations Are Doing to Prevent Online Credit Card Fraud
 - What PayPal Is Doing to Protect Your Business Against Fraud
 - Disclosure and Compliance
 - PayPal Fraud Protection Services
 - Review Questions
 
 - Getting Started With Account Setup
 - API Credentials
 - Name-Value Pair (NVP) API
 - Express Checkout
 - Direct Payment API
 - Transactions
 - Sandbox Testing
 - Answers to Review Questions
 - General Reference Information
 - Glossary
 - Index
 
 
Sandbox Testing
Testing PayPal NVP APIs
9
128 March 2008 PayPal Certified Developer Program Study Guide
If the operation was successful, the GetExpressCheckout API returns information about 
the payer, such as the following:
TIMESTAMP=2007%2d04%2d05T23%3a44%3a11Z
&CORRELATIONID=6b174e9bac3b3
&ACK=Success
&VERSION=3%3e300000
&BUILD=1%2e0006
&TOKEN=EC%2d1NK66318YB717835M
&EMAIL=YourSandboxBuyerAccountEmail
&PAYERID=7AKUSARZ7SAT8
&PAYERSTATUS=verified
&FIRSTNAME=...
&LASTNAME=...
&COUNTRYCODE=US
&BUSINESS=...
&SHIPTONAME=...
&SHIPTOSTREET=...
&SHIPTOCITY=...
&SHIPTOSTATE=CA
&SHIPTOCOUNTRYCODE=US
&SHIPTOCOUNTRYNAME=United%20States
&SHIPTOZIP=94666
&ADDRESSID=...
&ADDRESSSTATUS=Confirmed
6. Invoke a form on your site that calls the DoExpressCheckoutPayment API on the 
Sandbox:
<form method=post action=https://api-3t.sandbox.paypal.com/nvp>
<input type=hidden name=USER value= API_username>
<input type=hidden name=PWD value= API_password>
<input type=hidden name=SIGNATURE value= API_signature>
<input type=hidden name=VERSION value=3.3>
<input type=hidden name=PAYMENTACTION value=Authorization>
<input type=hidden name=PAYERID value=7AKUSARZ7SAT8>
<input type=hidden name=TOKEN value=EC%2d1NK66318YB717835M>
<input type=hidden name=AMT value= 19.95>
<input type=submit name=METHOD value=DoExpressCheckoutPayment>
</form>










