About TransFirst:
TransFirst, one of the largest providers of secure payment processing in the U.S., offers merchant services and products that can help businesses of all sizes and industries grow and prosper. We offer tailor-made solutions to merchants and service providers, financial institutions, independent sales professionals and referral/reseller partners.

With more than 15 years of experience and an A+ rating from the Better Business Bureau, we make it our mission to help all of our business partners grow and succeed.

Implemented Features:

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

 

Authentication and Security Credentials:

  • TransFirst Express RegKey
  • Express Gateway ID
  • Merchant Account ID

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.billingLocation.firstName Alphabetical Optional Customer’s First Name
pxyCustomerInfo.billingLocation.lastName Alphabetical Optional Customer’s Last Name
pxyCustomerInfo.billingLocation.address Alphanumeric Optional Customer’s Billing Address
pxyCustomerInfo.billingLocation.city Alphabetical Optional Customer’s Billing City
pxyCustomerInfo.billingLocation.state Alphabetical Optional Customer’s Billing State or Province
pxyCustomerInfo.billingLocation.zipCode Numerical Optional Customer’s Billing Zip Code or Postal Code
pxyCustomerInfo.billingLocation.country Alphabetical Optional Customer’s Billing Country
pxyCustomerInfo.shippingLocation.firstName Alphabetical Optional Customer’s First Name for Shipping
pxyCustomerInfo.shippingLocation.lastName Alphabetical Optional Customer’s Last Name for Shipping
pxyCustomerInfo.shippingLocation.address Alphanumeric Optional Customer’s Shipping Address
pxyCustomerInfo.shippingLocation.city Alphabetical Optional Customer’s Shipping City
pxyCustomerInfo.shippingLocation.state Alphabetical Optional Customer’s Shipping State or Province
pxyCustomerInfo.shippingLocation.zipCode Alphabetical Optional Customer’s Shipping Zip Code or Postal Code
pxyCustomerInfo.shippingLocation.country Alphabetical Optional Customer’s Shipping Country

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]&pxyCustomerInfo.shippingLocation.firstName=[ShippingFirstName]&pxyCustomerInfo.shippingLocation.lastName=[ShippingLastName]&pxyCustomerInfo.shippingLocation.address=[ShippingStreetAddress]&pxyCustomerInfo.shippingLocation.city=[ShippingCity]&pxyCustomerInfo.shippingLocation.state=[ShippingState/Province]&pxyCustomerInfo.shippingLocation.zipCode=[ShippingZipCode/PostalCode]&pxyCustomerInfo.shippingLocation.country=[ShippingCountry]