It’s a mechanism that is compulsory in EU (and nearby countries like Switzerland).
When you try to spend money online (without the plastic card), you need a second factor. In practice in, let’s say, Amazon there is an iframe with a page of your bank that asks to confirm the operation on the banking app or insert the code they sent you by SMS or things like that
What the hell is “3D Secure”?
It’s a mechanism that is compulsory in EU (and nearby countries like Switzerland).
When you try to spend money online (without the plastic card), you need a second factor. In practice in, let’s say, Amazon there is an iframe with a page of your bank that asks to confirm the operation on the banking app or insert the code they sent you by SMS or things like that
Ah, I’ve occasionally had a similar thing. Not common but several times