/n software 3-D Secure V2 .NET Edition

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AuthenticationECI Property

Value to be passed in the authorization message.


public string AuthenticationECI { get; }
Public ReadOnly Property AuthenticationECI As String

Default Value



This property is determined by the Access Control Server (ACS), and is filled after the call to SendAuthRequest (for a frictionless flow), or when the Results Request Message (RReq) is parsed using CheckResponse (for a challenge flow).

This property contains the two digit Electronic Commerce Indicator (ECI) value, which is to be submitted in a credit card authorization message. This value indicates to the processor that the customer data in the authorization message has been authenticated. The data contained within this property is only valid if the TransactionStatus is "Y" or "A".

This property is read-only.

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/n software 3-D Secure V2 .NET Edition - Version 2.2 [Build 7954]