4D Payments SDK 2016 .NET Edition

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GenKey Property

A random alphanumeric value returned by TSYS.


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

Default Value



This value holds the GenKey value for the terminal. It is populated after calling AuthenticateDevice. It is required before calling DeactivateDevice.

This value should be stored on the POS device and used in all transaction requests.

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4D Payments SDK 2016 .NET Edition - Version 16.0 [Build 8017]