3D Secure Guide (Cardinal)

Version 2.2

13 February 2025

Publication number: 3DS-2.2-2/13/2025

This document describes the 3D Secure RDX (Realtime Data eXchange) Biometric, Knowledge Based Authentication (KBA) and In-App Out Of Band (OOB) authentication service and how to integrate this service with Thredd.
Select the links below to go to the relevant sections in the guide.


Getting Started	Steps in a 3D Secure Project	Appendices	FAQs

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