About Realex:
Realex Payments, a division of Global Payments Inc., is one of Europe’s leading providers of ecommerce payment solutions. We handle transactions valued in excess of €35 billion per annum on behalf of over 14,000 clients. Realex Payments was founded in 2000 by award winning entrepreneur Colm Lyon. Realex Payments became part of the Global Payments network in 2015.

Implemented Features:

Feature Level of Support
Auth Implemented
Sale (Auth+Capture) Implemented
Capture Implemented
Void Implemented
Credit Implemented

Authentication and Security Credentials:

  • Merchant ID
  • Shared Secret
  • Refund Password (Not enabled by default)

Supported Parameters

Key Name Format Mandatory Descriptions
apiVersion Numerical Required “1.0.1”
apiType Alphabetical Required “pxyhpci”
userName Alphanumeric Required API Username
userPassKey Alphanumeric Required API PassKey
pxyCreditCard.creditCardNumber Numerical Required HostedPCI Token Representing Credit Card
pxy.CreditCard.cardCodeVerification Numerical Optional HostedPCI Token Representing CVV Code
pxyCreditCard.expirationMonth Numerical Required Expiration month with 2 digits for example, for December use “12”
pxyCreditCard.expirationYear Numerical Required Expiration year with 4 digits for example, for 2025, use “2025”
pxyTransaction.txnCurISO Alphabetical Required 3 letter ISO Currency Code for example, “USD” or “CAD”
pxyTransaction.txnAmount Numerical Required Amount to Authorize, for example for $10.50 use 10.50
pxyTransaction.merchantRefId Numerical Required Merchant reference number can be order id or invoice id
pxyTransaction.txnPayName Alphanumeric Required HostedPCI payment profile name, for example “DEF”
pxyTransaction.txnComment Alphabetical Optional Short comment
pxyCustomerInfo.email Alphanumeric Optional Customer’s Email Address
pxyCustomerInfo.billingLocation.firstName Alphabetical Optional Customer’s First Name
pxyCustomerInfo.billingLocation.lastName Alphabetical Optional Customer’s Last Name
pxyCustomerInfo.billingLocation.phoneNumber Numerical Optional Billing Phone Number
pxyCustomerInfo.billingLocation.address Alphanumeric Optional Customer’s Billing Address
pxyCustomerInfo.billingLocation.address2 Alphanumeric Optional Secondary Billing Address
pxyCustomerInfo.billingLocation.companyName Alphanumeric Optional Billing Company Name

API Sample

Resource URL:

https://[HPCI_API_HOSTENAME]/iSynSApp/paymentAuth.action

Request Body:

apiVersion=1.0.1&apiType=pxyhpci&userName=[APIuserName]&userPassKey=[APIPassKey]&pxyCreditCard.creditCardNumber=[CreditCardToken]&pxyCreditCard.cardCodeVerification=[CVVToken]&pxyCreditCard.expirationMonth=[ExpiryMonth]&pxyCreditCard.expirationYear=[ExpiryYear]&pxyTransaction.txnCurISO=[Currency]&pxyTransaction.txnAmount=[Amount]&pxyTransaction.merchantRefId=[UniqueMerchantRefID]&pxyTransaction.txnPayName=[ProfileName]&pxyTransaction.txnComment=[ShortComment]&pxyCustomerInfo.billingLocation.firstName=[CustomerFirstName]&pxyCustomerInfo.billingLocation.lastName=[CustomerLastName]&pxyCustomerInfo.billingLocation.address=[BillingStreetAddress]&pxyCustomerInfo.billingLocation.city=[BillingCity]&pxyCustomerInfo.billingLocation.state=[State/Province]&pxyCustomerInfo.billingLocation.zipCode=[ZipCode/PostalCode]&pxyCustomerInfo.billingLocation.country=[Country]