/n software 3-D Secure V2 .NET Edition

Questions / Feedback?

MessageCategory Property

The category of the message.


public string MessageCategory { get; set; }
Public Property MessageCategory As String

Default Value



This field identifies the category of the message (Payment Authentication or Non-Payment Authentication). This will be sent in the Authentication Request Message (AReq) sent by the component when SendAuthRequest is called, and in the Results Request Message (RReq) received from the directory server (populated after calling CheckResponse.

Possible values include:

01 (default)PA (Payment Authentication)
02NPA (Non-Payment Authentication)

Copyright (c) 2021 /n software inc. - All rights reserved.
/n software 3-D Secure V2 .NET Edition - Version 2.2 [Build 7954]