Just a head's up. Saw this yesterday and figured it would appear on the main news page but didn't.
https://www.neowin.net/news/ios-13-is-apparently-revealing-credit-card-information-to-random-strangers
Settings > [my name] > Payment & Shipping > Payment Methods > any card
There is an option in each of my card screens to link the card with Apple Pay. I'm not sure what this does since I have been paying with my cards in the Wallet app for a while now with no problem.
Does anyone have any...