How Delegated Authentication and Payment Authentication work with PSD2
In 2019, banks started phasing in support for 3D Secure 2, which includes a number of enhancements over the previous 3D Secure protocol, 3D Secure 1. Although 3D Secure 1 enhanced security, 3D Secure 2 enhances the cardholder experience and is upgraded to support smartphone payments. This new version...








