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Menu
E-commerce
Form payment documentation
Webservices V5 payment documentation
Free payment plugins
Back office
Snippets
Test cards guide
FAQ
Help
En
France
Germany
Brasil
Latam
España
India
Form payment
Implementation quick start guide
Payment method
Adding e-Chèque-Vacances (ANCV) payment method
Klarna
PayPal Deferred payment (Mode Order)
PayPal Immediate payment
PostFinance
SEPA Direct Debit SDD - One Off
SEPA Direct Debit SDD - Recurring
Sofort
Implementation guide - Interface with the payment gateway
Payment by identifier & Payment by subscription
Error codes
Implementation Quick Start Guide
Download PDF
History of the document
Getting in touch with technical support
Establishing interaction with the payment gateway
Setting up the payment page URL
Identify yourself during data exchange
Managing the communication toward the merchant website
Setting up the Instant Payment Notification
Send an HTML payment form via POST.
Calculating the signature
Example of implementation with PHP
Example of implementation with JAVA
Analyzing the payment result
Retrieving data returned in the response
Calculating the signature
Comparing signatures
Processing the response data
Returning to the shop
Proceeding to testing
Making payment tests
Testing the IPN
Activating the shop in production mode
Generating the production certificate
Shifting your merchant website to production mode
Making a first payment in production mode
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