Search

    Systempay Documentation
    Menu
    • Implementation
      • Hosted payment page documentation
      • Webservices payment documentation
      • Token payment
    • FAQ
    • Guides
      • Back office
      • Test cards guide
    • Europe (English)
      • Français
    Menu

    Form payment

    • Implementation quick start guide
    • Hosted payment page
    • Iframe payment
    • eWallets
      • PayPal Deferred payment (Mode Order)
      • PayPal Immediate payment
    • Payment by identifier & Payment by subscription
    • Error codes
    • Test cards

    Quick start

    Download PDF
    • Document history
    • Obtaining help
    • Establishing interaction with the payment gateway
      • Setting up the payment page URL
      • Identifying yourself when exchanging with the payment gateway
      • Managing the interaction with the merchant website
      • Managing security
      • Setting up the Instant Payment Notification
    • Send an HTML payment form via POST.
    • Computing the signature
      • Example of implementation with JAVA
      • Example of implementation with PHP
    • Analyzing the payment result
      • Retrieving data returned in the response
      • Computing the IPN 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 key
      • Shifting your merchant website to production mode
      • Making a first production payment

    Managing security

    There are several ways to guarantee the security of online payments.

    • Ensuring interaction integrity
    • Selecting the hash algorithm
    • Storing the production key
    • Managing sensitive data
    © 2019 | All rights reserved to Systempay