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  • Visa 3DS Data Requirements: PII Fields and Compliance Guide
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    Visa 3DS Data Requirements: PII Fields and Compliance Guide

    Visa requires cardholder email or phone number in all 3DS authentication requests as of August 12, 2024. This guide covers the specific…

    Stephen Rutledge

     
  • What Is an Access Control Server (ACS) in 3D Secure?
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    What Is an Access Control Server (ACS) in 3D Secure?

    The Access Control Server is the issuer-side component that decides whether to approve 3DS authentication frictionlessly or require a challenge. Understanding how…

    Stephen Rutledge

     

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