The words behind 3-D Secure and strong customer authentication
Read the plain-language definition, then name the term it describes.
The protocol for authenticating a cardholder during a remote purchase — risk data flows to the issuer, which waves the payment through or challenges the customer.
Step 1 of 2
This drill is built from 3-D Secure and strong customer authentication — it rearranges material written and sourced on that page rather than asserting anything new, so every claim in it is checkable there.