How Qi Card Modernized Its E-commerce and 3D Secure Infrastructure in Partnership with FinOn

3D Secure is often described as a single authentication step, but in practice, it is a distributed architecture. This article explains how ACS, 3DS Server, and SDK work together inside EMV 3DS 2.x — focusing on responsibilities, data flow, and real-world implications for product and compliance teams.

Crypto startups rise or fall on payment reliability. Learn what defines a strong crypto payment stack — from fiat on/off ramps to orchestration, compliance, and analytics — and how to choose the right infrastructure from day one.

Behind every successful payment operation lies a powerful back-office. Discover how smarter automation reshapes merchant acquiring — improving accuracy, speed, and control where it matters most.