NET SDK

What's new

The latest updates about the .Net SDK and documentation will be published on this page.

5 December 2025

.Net SDK 1.3.25339

  • Added support for Loyalty before Auth
24 November 2025

.Net SDK 1.3.25328

  • Added support for cloud
  • changed order of Payment Arguments
10 September 2025

.Net SDK 1.3.25253

  • This release updates the library’s logging dependencies from NLog v4 to NLog v6. Applications that directly use NLog alongside this library must also update to NLog v6 for compatibility. If your application does not use NLog directly, no changes are required on your side.
9 September 2025

.Net SDK 1.3.25252

  • Added custom version handling
  • Added support for tips
  • Added Loyalty flag to SaleAppInfo
  • Added Card Acqusition data
  • Various bugfixes and Improvements
30 April 2025

.Net SDK 1.3.25120.1

  • New boolean flag in SaleApplInfo ForceAcquisitionReference, that when set to true always requires a cardAquisition before PaymentRequest.
1 April 2024

.Net SDK 1.3.24170

  • Add specific data from fuel app to the receiptBlob
15 April 2024

.Net SDK 1.3.24163

  • If installed POS language is not supported by terminal as operator language, use english.
  • Only send continue_processing if Continue is called. Don’t send continue_processing automatically on Payment.
15 April 2024

.Net SDK 1.3.24129

  • PaymentRequetsResult now with new properties, MerchantReceiptBlob, MerchantReceiptBlobNoHeader and SignatureBlock.
15 April 2024

.Net SDK 1.3.24075

  • Fixed bug for fuel that caused SaleItems to be missed when starting with GetPaymentInstrument.
18 March 2024

.Net SDK 1.3.24066

  • New package ID. SwedbankPay.Pax.Sdk. Still the same namespaces and dll name.
  • Fix for display messages from fuel app that lacks text id.
  • Added support for AdminRequest with service identification OM02, OM03 and OM04, regarding the Store-And-Forward.
  • Fixed bug for PrintRequest with DocumentQualifier other other than CashierReceipt or CustomerReceipt.
  • Possibility for Net Framework 4.0. Now supports Netstandard2.0, net framework 4.5 and 4.0.
5 February 2024

.Net SDK 1.3.24047

  • PaymentRequestResult now populates ProductName and PAN even if PaymentInstrumentData is missing.
  • Possibility to use OpenEx or OpenExAsync to set OperatorID and ShiftNumber that will be forwarded and seen in reports.
  • Possibility to attach purchase order Id by setting in in TransactionSetup when starting a payment.
  • Setting up the logfile will only be made once even if new instances is created. Filter is removed when calling Stop.
  • Calling Stop will stop and remove the listener.
  • SplitPayment may be indicated in TranactionSetup and is sent to terminal to be forwarded to host.
  • Property type of TransactionSetup is always overridden and set to Refund if Refund or RefundAsync is called.
  • Default currency fixed when using TransactionSetup.
25 January 2024

.Net SDK 1.3.24025

  • RequestToDisplay and UpdateTerminal have now corrected results.
  • ReverseLast now automatically makes retries if the terminal responds busy.
  • OnTerminalAddressObtainedEventCallback now with correct access modifier to be able to access Ipv4 and Port properties.
16 January 2024

.Net SDK 1.3.24016

  • CardAcquisitionReference is now a copy of POITransactionID. Earlier time was converted to local time and caused problem when an other timezone was used.
  • PaymentRequetsResult has now a lot of properties to make values easily available.
16 January 2024

.Net SDK version 1.3.23348

  • CVM signature transaction works just the same for Client Only mode as for default Client and Server mode.
  • ConfirmationHandler callback is a must even for Client Only mode.
  • EventCallback for PrintRequestEventCallback is a must even for Client Only mode.
  • Code Examples updated.
15 December 2023

.Net SDK Version 1.3

  • Extended interface with function RequestToPrint.
  • Extended TransactionSetup with a list of SaleItem to be used with fuel functionality.
  • ReceiptBlob and ReceiptBlobNoHeader has been shortened and compressed.
7 November 2023

.Net SDK Version 1.2

  • SDK for .Net has extended its interface with new methods for GetPaymentInstrument, Payment and Refund for which an object with parameters is passed. This was made to be able set a transaction id from the sale system.
  • ReceiptBlobNoHeader has been added to PaymentRequestResult.